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-rw-r--r--vlib-api/vlibmemory/api.h124
-rw-r--r--vlib-api/vlibmemory/memory_client.c308
-rw-r--r--vlib-api/vlibmemory/memory_shared.c1034
-rw-r--r--vlib-api/vlibmemory/memory_vlib.c1729
-rw-r--r--vlib-api/vlibmemory/unix_shared_memory_queue.c389
-rw-r--r--vlib-api/vlibmemory/unix_shared_memory_queue.h73
-rw-r--r--vlib-api/vlibmemory/vl_memory_api_h.h12
-rw-r--r--vlib-api/vlibmemory/vl_memory_msg_enum.h15
8 files changed, 1992 insertions, 1692 deletions
diff --git a/vlib-api/vlibmemory/api.h b/vlib-api/vlibmemory/api.h
index 1231944d752..e3a95843df6 100644
--- a/vlib-api/vlibmemory/api.h
+++ b/vlib-api/vlibmemory/api.h
@@ -1,7 +1,7 @@
/*
*------------------------------------------------------------------
* api.h
- *
+ *
* Copyright (c) 2009 Cisco and/or its affiliates.
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@@ -30,20 +30,21 @@
/* Allocated in shared memory */
/*
- * Ring-allocation scheme for client API messages
- *
- * Only one proc/thread has control of a given message buffer.
- * To free a buffer allocated from one of these rings, we clear
- * a field in the buffer (header), and leave.
- *
+ * Ring-allocation scheme for client API messages
+ *
+ * Only one proc/thread has control of a given message buffer.
+ * To free a buffer allocated from one of these rings, we clear
+ * a field in the buffer (header), and leave.
+ *
* No locks, no hits, no errors...
*/
-typedef struct ring_alloc_ {
- unix_shared_memory_queue_t *rp;
- u16 size;
- u16 nitems;
- u32 hits;
- u32 misses;
+typedef struct ring_alloc_
+{
+ unix_shared_memory_queue_t *rp;
+ u16 size;
+ u16 nitems;
+ u32 hits;
+ u32 misses;
} ring_alloc_t;
/*
@@ -61,36 +62,38 @@ _(1024+8, 1024) \
_(2048+8, 128) \
_(4096+8, 8)
-typedef struct vl_shmem_hdr_ {
- int version;
+typedef struct vl_shmem_hdr_
+{
+ int version;
- /* getpid () for the VLIB client process */
- volatile int vl_pid;
+ /* getpid () for the VLIB client process */
+ volatile int vl_pid;
- /* Client sends VLIB msgs here. */
- unix_shared_memory_queue_t *vl_input_queue;
+ /* Client sends VLIB msgs here. */
+ unix_shared_memory_queue_t *vl_input_queue;
- /* Vector of rings; one for each size. */
+ /* Vector of rings; one for each size. */
- /* VLIB allocates buffers to send msgs to clients here. */
- ring_alloc_t *vl_rings;
+ /* VLIB allocates buffers to send msgs to clients here. */
+ ring_alloc_t *vl_rings;
- /* Clients allocate buffer to send msgs to VLIB here. */
- ring_alloc_t *client_rings;
+ /* Clients allocate buffer to send msgs to VLIB here. */
+ ring_alloc_t *client_rings;
- /* Number of detected application restarts */
- u32 application_restarts;
+ /* Number of detected application restarts */
+ u32 application_restarts;
- /* Number of messages reclaimed during application restart */
- u32 restart_reclaims;
+ /* Number of messages reclaimed during application restart */
+ u32 restart_reclaims;
} vl_shmem_hdr_t;
/* Note that the size of the structure is 16 bytes, with 4 bytes of padding after data[0]. */
-typedef struct msgbuf_ {
- unix_shared_memory_queue_t *q;
- u32 data_len;
- u8 data[0];
+typedef struct msgbuf_
+{
+ unix_shared_memory_queue_t *q;
+ u32 data_len;
+ u8 data[0];
} msgbuf_t;
#define VL_SHM_VERSION 2
@@ -98,33 +101,37 @@ typedef struct msgbuf_ {
#define VL_API_EPOCH_MASK 0xFF
#define VL_API_EPOCH_SHIFT 8
-static inline u32 vl_msg_api_handle_get_epoch (u32 index)
+static inline u32
+vl_msg_api_handle_get_epoch (u32 index)
{
- return (index & VL_API_EPOCH_MASK);
+ return (index & VL_API_EPOCH_MASK);
}
-static inline u32 vl_msg_api_handle_get_index (u32 index)
+
+static inline u32
+vl_msg_api_handle_get_index (u32 index)
{
- return (index >> VL_API_EPOCH_SHIFT);
+ return (index >> VL_API_EPOCH_SHIFT);
}
-static inline u32 vl_msg_api_handle_from_index_and_epoch (u32 index, u32 epoch)
+static inline u32
+vl_msg_api_handle_from_index_and_epoch (u32 index, u32 epoch)
{
- u32 handle;
- ASSERT (index < 0x00FFFFFF);
+ u32 handle;
+ ASSERT (index < 0x00FFFFFF);
- handle = (index<<VL_API_EPOCH_SHIFT) | (epoch & VL_API_EPOCH_MASK);
- return handle;
+ handle = (index << VL_API_EPOCH_SHIFT) | (epoch & VL_API_EPOCH_MASK);
+ return handle;
}
-
-void *vl_msg_api_alloc(int nbytes);
+
+void *vl_msg_api_alloc (int nbytes);
void *vl_msg_api_alloc_as_if_client (int nbytes);
-void vl_msg_api_free(void *a);
+void vl_msg_api_free (void *a);
int vl_map_shmem (char *region_name, int is_vlib);
-void vl_register_mapped_shmem_region(svm_region_t *rp);
+void vl_register_mapped_shmem_region (svm_region_t * rp);
void vl_unmap_shmem (void);
-void vl_msg_api_send_shmem (unix_shared_memory_queue_t *q, u8 *elem);
-void vl_msg_api_send_shmem_nolock (unix_shared_memory_queue_t *q, u8 *elem);
-void vl_msg_api_send (vl_api_registration_t *rp, u8 *elem);
+void vl_msg_api_send_shmem (unix_shared_memory_queue_t * q, u8 * elem);
+void vl_msg_api_send_shmem_nolock (unix_shared_memory_queue_t * q, u8 * elem);
+void vl_msg_api_send (vl_api_registration_t * rp, u8 * elem);
int vl_client_connect (char *name, int ctx_quota, int input_queue_size);
void vl_client_disconnect (void);
unix_shared_memory_queue_t *vl_api_client_index_to_input_queue (u32 index);
@@ -135,14 +142,23 @@ void vl_set_memory_region_name (char *name);
void vl_set_memory_root_path (char *root_path);
void vl_set_memory_uid (int uid);
void vl_set_memory_gid (int gid);
-void vl_enable_disable_memory_api (vlib_main_t *vm, int yesno);
+void vl_enable_disable_memory_api (vlib_main_t * vm, int yesno);
void vl_client_disconnect_from_vlib (void);
-int vl_client_connect_to_vlib(char *svm_name, char *client_name,
- int rx_queue_size);
-int vl_client_connect_to_vlib_no_rx_pthread (char *svm_name, char *client_name,
- int rx_queue_size);
-u16 vl_client_get_first_plugin_msg_id (char * plugin_name);
+int vl_client_connect_to_vlib (char *svm_name, char *client_name,
+ int rx_queue_size);
+int vl_client_connect_to_vlib_no_rx_pthread (char *svm_name,
+ char *client_name,
+ int rx_queue_size);
+u16 vl_client_get_first_plugin_msg_id (char *plugin_name);
void vl_api_rpc_call_main_thread (void *fp, u8 * data, u32 data_length);
#endif /* included_vlibmemory_api_h */
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */
diff --git a/vlib-api/vlibmemory/memory_client.c b/vlib-api/vlibmemory/memory_client.c
index 930228f9952..234a0a5a330 100644
--- a/vlib-api/vlibmemory/memory_client.c
+++ b/vlib-api/vlibmemory/memory_client.c
@@ -1,4 +1,4 @@
-/*
+/*
*------------------------------------------------------------------
* memory_client.c - API message handling, client code.
*
@@ -47,12 +47,12 @@
#include <vlibmemory/vl_memory_msg_enum.h>
-#define vl_typedefs /* define message structures */
-#include <vlibmemory/vl_memory_api_h.h>
+#define vl_typedefs /* define message structures */
+#include <vlibmemory/vl_memory_api_h.h>
#undef vl_typedefs
-#define vl_endianfun /* define message structures */
-#include <vlibmemory/vl_memory_api_h.h>
+#define vl_endianfun /* define message structures */
+#include <vlibmemory/vl_memory_api_h.h>
#undef vl_endianfun
/* instantiate all the print functions we know about */
@@ -61,193 +61,223 @@
#include <vlibmemory/vl_memory_api_h.h>
#undef vl_printfun
-typedef struct {
- u8 rx_thread_jmpbuf_valid;
- u8 connected_to_vlib;
- jmp_buf rx_thread_jmpbuf;
- pthread_t rx_thread_handle;
- /* Plugin message base lookup scheme */
- volatile u8 first_msg_id_reply_ready;
- u16 first_msg_id_reply;
+typedef struct
+{
+ u8 rx_thread_jmpbuf_valid;
+ u8 connected_to_vlib;
+ jmp_buf rx_thread_jmpbuf;
+ pthread_t rx_thread_handle;
+ /* Plugin message base lookup scheme */
+ volatile u8 first_msg_id_reply_ready;
+ u16 first_msg_id_reply;
} memory_client_main_t;
memory_client_main_t memory_client_main;
-static void *rx_thread_fn(void *arg)
+static void *
+rx_thread_fn (void *arg)
{
- unix_shared_memory_queue_t *q;
- memory_client_main_t *mm = &memory_client_main;
- api_main_t *am = &api_main;
-
- q = am->vl_input_queue;
-
- /* So we can make the rx thread terminate cleanly */
- if (setjmp(mm->rx_thread_jmpbuf) == 0) {
- mm->rx_thread_jmpbuf_valid = 1;
- while (1) {
- vl_msg_api_queue_handler (q);
- }
+ unix_shared_memory_queue_t *q;
+ memory_client_main_t *mm = &memory_client_main;
+ api_main_t *am = &api_main;
+
+ q = am->vl_input_queue;
+
+ /* So we can make the rx thread terminate cleanly */
+ if (setjmp (mm->rx_thread_jmpbuf) == 0)
+ {
+ mm->rx_thread_jmpbuf_valid = 1;
+ while (1)
+ {
+ vl_msg_api_queue_handler (q);
+ }
}
- pthread_exit(0);
+ pthread_exit (0);
}
-static void vl_api_rx_thread_exit_t_handler (
- vl_api_rx_thread_exit_t *mp)
+static void
+vl_api_rx_thread_exit_t_handler (vl_api_rx_thread_exit_t * mp)
{
- memory_client_main_t *mm = &memory_client_main;
- vl_msg_api_free (mp);
- longjmp (mm->rx_thread_jmpbuf, 1);
+ memory_client_main_t *mm = &memory_client_main;
+ vl_msg_api_free (mp);
+ longjmp (mm->rx_thread_jmpbuf, 1);
}
-static void noop_handler (void *notused)
+static void
+noop_handler (void *notused)
{
}
#define foreach_api_msg \
_(RX_THREAD_EXIT, rx_thread_exit)
-static int connect_to_vlib_internal (char *svm_name, char *client_name,
- int rx_queue_size, int want_pthread)
+static int
+connect_to_vlib_internal (char *svm_name, char *client_name,
+ int rx_queue_size, int want_pthread)
{
- int rv=0;
- memory_client_main_t *mm = &memory_client_main;
-
- if ((rv = vl_client_api_map(svm_name))) {
- clib_warning ("vl_client_api map rv %d", rv);
- return rv;
+ int rv = 0;
+ memory_client_main_t *mm = &memory_client_main;
+
+ if ((rv = vl_client_api_map (svm_name)))
+ {
+ clib_warning ("vl_client_api map rv %d", rv);
+ return rv;
}
-
+
#define _(N,n) \
vl_msg_api_set_handlers(VL_API_##N, #n, \
vl_api_##n##_t_handler, \
noop_handler, \
vl_api_##n##_t_endian, \
vl_api_##n##_t_print, \
- sizeof(vl_api_##n##_t), 1);
- foreach_api_msg;
+ sizeof(vl_api_##n##_t), 1);
+ foreach_api_msg;
#undef _
- if (vl_client_connect(client_name, 0 /* punt quota */,
- rx_queue_size /* input queue */) < 0) {
- vl_client_api_unmap();
- return -1;
+ if (vl_client_connect (client_name, 0 /* punt quota */ ,
+ rx_queue_size /* input queue */ ) < 0)
+ {
+ vl_client_api_unmap ();
+ return -1;
}
- /* Start the rx queue thread */
-
- if (want_pthread) {
- rv = pthread_create(&mm->rx_thread_handle,
- NULL /*attr*/, rx_thread_fn, 0);
- if (rv)
- clib_warning("pthread_create returned %d", rv);
+ /* Start the rx queue thread */
+
+ if (want_pthread)
+ {
+ rv = pthread_create (&mm->rx_thread_handle,
+ NULL /*attr */ , rx_thread_fn, 0);
+ if (rv)
+ clib_warning ("pthread_create returned %d", rv);
}
-
- mm->connected_to_vlib = 1;
- return 0;
+
+ mm->connected_to_vlib = 1;
+ return 0;
}
-int vl_client_connect_to_vlib(char *svm_name, char *client_name,
- int rx_queue_size)
+int
+vl_client_connect_to_vlib (char *svm_name, char *client_name,
+ int rx_queue_size)
{
- return connect_to_vlib_internal (svm_name, client_name, rx_queue_size,
- 1 /* want pthread */);
+ return connect_to_vlib_internal (svm_name, client_name, rx_queue_size,
+ 1 /* want pthread */ );
}
-int vl_client_connect_to_vlib_no_rx_pthread (char *svm_name, char *client_name,
- int rx_queue_size)
+int
+vl_client_connect_to_vlib_no_rx_pthread (char *svm_name, char *client_name,
+ int rx_queue_size)
{
- return connect_to_vlib_internal (svm_name, client_name, rx_queue_size,
- 0 /* want pthread */);
+ return connect_to_vlib_internal (svm_name, client_name, rx_queue_size,
+ 0 /* want pthread */ );
}
-void vl_client_disconnect_from_vlib (void)
+void
+vl_client_disconnect_from_vlib (void)
{
- memory_client_main_t *mm = &memory_client_main;
- api_main_t *am = &api_main;
- uword junk;
-
- if (mm->rx_thread_jmpbuf_valid) {
- vl_api_rx_thread_exit_t *ep;
- ep = vl_msg_api_alloc (sizeof (*ep));
- ep->_vl_msg_id = ntohs(VL_API_RX_THREAD_EXIT);
- vl_msg_api_send_shmem (am->vl_input_queue, (u8 *)&ep);
- pthread_join (mm->rx_thread_handle, (void **) &junk);
+ memory_client_main_t *mm = &memory_client_main;
+ api_main_t *am = &api_main;
+ uword junk;
+
+ if (mm->rx_thread_jmpbuf_valid)
+ {
+ vl_api_rx_thread_exit_t *ep;
+ ep = vl_msg_api_alloc (sizeof (*ep));
+ ep->_vl_msg_id = ntohs (VL_API_RX_THREAD_EXIT);
+ vl_msg_api_send_shmem (am->vl_input_queue, (u8 *) & ep);
+ pthread_join (mm->rx_thread_handle, (void **) &junk);
}
- if (mm->connected_to_vlib) {
- vl_client_disconnect();
- vl_client_api_unmap();
+ if (mm->connected_to_vlib)
+ {
+ vl_client_disconnect ();
+ vl_client_api_unmap ();
}
- memset (mm, 0, sizeof (*mm));
+ memset (mm, 0, sizeof (*mm));
}
static void vl_api_get_first_msg_id_reply_t_handler
-(vl_api_get_first_msg_id_reply_t * mp)
+ (vl_api_get_first_msg_id_reply_t * mp)
{
- memory_client_main_t *mm = &memory_client_main;
- i32 retval = ntohl(mp->retval);
+ memory_client_main_t *mm = &memory_client_main;
+ i32 retval = ntohl (mp->retval);
- mm->first_msg_id_reply = (retval >= 0) ? ntohs(mp->first_msg_id) : ~0;
- mm->first_msg_id_reply_ready = 1;
+ mm->first_msg_id_reply = (retval >= 0) ? ntohs (mp->first_msg_id) : ~0;
+ mm->first_msg_id_reply_ready = 1;
}
-u16 vl_client_get_first_plugin_msg_id (char * plugin_name)
+u16
+vl_client_get_first_plugin_msg_id (char *plugin_name)
{
- vl_api_get_first_msg_id_t * mp;
- api_main_t * am = &api_main;
- memory_client_main_t * mm = &memory_client_main;
- f64 timeout;
- void * old_handler;
- clib_time_t clib_time;
- u16 rv = ~0;
-
- if (strlen(plugin_name) + 1 > sizeof (mp->name))
- return (rv);
-
- memset (&clib_time, 0, sizeof (clib_time));
- clib_time_init (&clib_time);
-
- /* Push this plugin's first_msg_id_reply handler */
- old_handler = am->msg_handlers[VL_API_GET_FIRST_MSG_ID_REPLY];
- am->msg_handlers[VL_API_GET_FIRST_MSG_ID_REPLY] = (void *)
- vl_api_get_first_msg_id_reply_t_handler;
-
- /* Ask the data-plane for the message-ID base of the indicated plugin */
- mm->first_msg_id_reply_ready = 0;
-
- mp = vl_msg_api_alloc (sizeof(*mp));
- memset (mp, 0, sizeof (*mp));
- mp->_vl_msg_id = ntohs(VL_API_GET_FIRST_MSG_ID);
- mp->client_index = am->my_client_index;
- strncpy ((char *) mp->name, plugin_name, sizeof (mp->name) - 1);
-
- vl_msg_api_send_shmem (am->shmem_hdr->vl_input_queue, (u8 *)&mp);
-
- /* Synchronously wait for the answer */
- do {
- timeout = clib_time_now (&clib_time) + 1.0;
-
- while (clib_time_now (&clib_time) < timeout) {
- if (mm->first_msg_id_reply_ready == 1) {
- rv = mm->first_msg_id_reply;
- goto result;
- }
- }
- /* Restore old handler */
- am->msg_handlers[VL_API_GET_FIRST_MSG_ID_REPLY] = old_handler;
-
- return rv;
- } while(0);
+ vl_api_get_first_msg_id_t *mp;
+ api_main_t *am = &api_main;
+ memory_client_main_t *mm = &memory_client_main;
+ f64 timeout;
+ void *old_handler;
+ clib_time_t clib_time;
+ u16 rv = ~0;
+
+ if (strlen (plugin_name) + 1 > sizeof (mp->name))
+ return (rv);
+
+ memset (&clib_time, 0, sizeof (clib_time));
+ clib_time_init (&clib_time);
+
+ /* Push this plugin's first_msg_id_reply handler */
+ old_handler = am->msg_handlers[VL_API_GET_FIRST_MSG_ID_REPLY];
+ am->msg_handlers[VL_API_GET_FIRST_MSG_ID_REPLY] = (void *)
+ vl_api_get_first_msg_id_reply_t_handler;
+
+ /* Ask the data-plane for the message-ID base of the indicated plugin */
+ mm->first_msg_id_reply_ready = 0;
+
+ mp = vl_msg_api_alloc (sizeof (*mp));
+ memset (mp, 0, sizeof (*mp));
+ mp->_vl_msg_id = ntohs (VL_API_GET_FIRST_MSG_ID);
+ mp->client_index = am->my_client_index;
+ strncpy ((char *) mp->name, plugin_name, sizeof (mp->name) - 1);
+
+ vl_msg_api_send_shmem (am->shmem_hdr->vl_input_queue, (u8 *) & mp);
+
+ /* Synchronously wait for the answer */
+ do
+ {
+ timeout = clib_time_now (&clib_time) + 1.0;
+
+ while (clib_time_now (&clib_time) < timeout)
+ {
+ if (mm->first_msg_id_reply_ready == 1)
+ {
+ rv = mm->first_msg_id_reply;
+ goto result;
+ }
+ }
+ /* Restore old handler */
+ am->msg_handlers[VL_API_GET_FIRST_MSG_ID_REPLY] = old_handler;
+
+ return rv;
+ }
+ while (0);
result:
- /* Restore the old handler */
- am->msg_handlers[VL_API_GET_FIRST_MSG_ID_REPLY] = old_handler;
+ /* Restore the old handler */
+ am->msg_handlers[VL_API_GET_FIRST_MSG_ID_REPLY] = old_handler;
+
+ if (rv == (u16) ~ 0)
+ clib_warning ("plugin '%s' not registered", plugin_name);
- if (rv == (u16) ~0)
- clib_warning ("plugin '%s' not registered", plugin_name);
+ return rv;
+}
- return rv;
+void
+vlib_node_sync_stats (vlib_main_t * vm, vlib_node_t * n)
+{
+ clib_warning ("STUB called...");
}
-void vlib_node_sync_stats (vlib_main_t * vm, vlib_node_t * n)
-{ clib_warning ("STUB called..."); }
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */
diff --git a/vlib-api/vlibmemory/memory_shared.c b/vlib-api/vlibmemory/memory_shared.c
index e4f5dd0d525..53976fbedf9 100644
--- a/vlib-api/vlibmemory/memory_shared.c
+++ b/vlib-api/vlibmemory/memory_shared.c
@@ -1,8 +1,8 @@
-/*
+/*
*------------------------------------------------------------------
* memclnt_shared.c - API message handling, common code for both clients
* and the vlib process itself.
- *
+ *
*
* Copyright (c) 2009 Cisco and/or its affiliates.
* Licensed under the Apache License, Version 2.0 (the "License");
@@ -33,307 +33,334 @@
#include <vlibmemory/api.h>
#include <vlibmemory/unix_shared_memory_queue.h>
-#include <vlibmemory/vl_memory_msg_enum.h>
+#include <vlibmemory/vl_memory_msg_enum.h>
-#define vl_typedefs
+#define vl_typedefs
#include <vlibmemory/vl_memory_api_h.h>
#undef vl_typedefs
-static inline void *vl_msg_api_alloc_internal(int nbytes, int pool)
+static inline void *
+vl_msg_api_alloc_internal (int nbytes, int pool)
{
- int i;
- msgbuf_t *rv;
- ring_alloc_t *ap;
- unix_shared_memory_queue_t *q;
- void *oldheap;
- vl_shmem_hdr_t *shmem_hdr;
- api_main_t *am = &api_main;
-
- shmem_hdr = am->shmem_hdr;
-
- if (shmem_hdr == 0) {
- clib_warning ("shared memory header NULL");
- return 0;
+ int i;
+ msgbuf_t *rv;
+ ring_alloc_t *ap;
+ unix_shared_memory_queue_t *q;
+ void *oldheap;
+ vl_shmem_hdr_t *shmem_hdr;
+ api_main_t *am = &api_main;
+
+ shmem_hdr = am->shmem_hdr;
+
+ if (shmem_hdr == 0)
+ {
+ clib_warning ("shared memory header NULL");
+ return 0;
}
- /* account for the msgbuf_t header*/
- nbytes += sizeof(msgbuf_t);
+ /* account for the msgbuf_t header */
+ nbytes += sizeof (msgbuf_t);
- if (shmem_hdr->vl_rings == 0) {
- clib_warning ("vl_rings NULL");
- return 0;
+ if (shmem_hdr->vl_rings == 0)
+ {
+ clib_warning ("vl_rings NULL");
+ return 0;
}
- if (shmem_hdr->client_rings == 0) {
- clib_warning ("client_rings NULL");
- return 0;
+ if (shmem_hdr->client_rings == 0)
+ {
+ clib_warning ("client_rings NULL");
+ return 0;
}
- ap = pool ? shmem_hdr->vl_rings : shmem_hdr->client_rings;
- for (i = 0; i < vec_len (ap); i++) {
- /* Too big? */
- if (nbytes > ap[i].size) {
- continue;
- }
-
- q = ap[i].rp;
- if (pool == 0) {
- pthread_mutex_lock(&q->mutex);
- }
- rv = (msgbuf_t *) (&q->data[0] + q->head*q->elsize);
- /*
- * Is this item still in use?
- */
- if (rv->q) {
- /* yes, loser; try next larger pool */
- ap[i].misses++;
- if (pool == 0)
- pthread_mutex_unlock(&q->mutex);
- continue;
- }
- /* OK, we have a winner */
- ap[i].hits++;
- /*
- * Remember the source queue, although we
- * don't need to know the queue to free the item.
- */
- rv->q = q;
- q->head++;
- if (q->head == q->maxsize)
- q->head = 0;
-
- if (pool == 0)
- pthread_mutex_unlock(&q->mutex);
- goto out;
+ ap = pool ? shmem_hdr->vl_rings : shmem_hdr->client_rings;
+ for (i = 0; i < vec_len (ap); i++)
+ {
+ /* Too big? */
+ if (nbytes > ap[i].size)
+ {
+ continue;
+ }
+
+ q = ap[i].rp;
+ if (pool == 0)
+ {
+ pthread_mutex_lock (&q->mutex);
+ }
+ rv = (msgbuf_t *) (&q->data[0] + q->head * q->elsize);
+ /*
+ * Is this item still in use?
+ */
+ if (rv->q)
+ {
+ /* yes, loser; try next larger pool */
+ ap[i].misses++;
+ if (pool == 0)
+ pthread_mutex_unlock (&q->mutex);
+ continue;
+ }
+ /* OK, we have a winner */
+ ap[i].hits++;
+ /*
+ * Remember the source queue, although we
+ * don't need to know the queue to free the item.
+ */
+ rv->q = q;
+ q->head++;
+ if (q->head == q->maxsize)
+ q->head = 0;
+
+ if (pool == 0)
+ pthread_mutex_unlock (&q->mutex);
+ goto out;
}
- /*
- * Request too big, or head element of all size-compatible rings
- * still in use. Fall back to shared-memory malloc.
- */
- am->ring_misses++;
-
- pthread_mutex_lock (&am->vlib_rp->mutex);
- oldheap = svm_push_data_heap (am->vlib_rp);
- rv = clib_mem_alloc(nbytes);
- rv->q = 0;
- svm_pop_heap (oldheap);
- pthread_mutex_unlock (&am->vlib_rp->mutex);
-
- out:
- rv->data_len = htonl(nbytes - sizeof(msgbuf_t));
- return(rv->data);
+ /*
+ * Request too big, or head element of all size-compatible rings
+ * still in use. Fall back to shared-memory malloc.
+ */
+ am->ring_misses++;
+
+ pthread_mutex_lock (&am->vlib_rp->mutex);
+ oldheap = svm_push_data_heap (am->vlib_rp);
+ rv = clib_mem_alloc (nbytes);
+ rv->q = 0;
+ svm_pop_heap (oldheap);
+ pthread_mutex_unlock (&am->vlib_rp->mutex);
+
+out:
+ rv->data_len = htonl (nbytes - sizeof (msgbuf_t));
+ return (rv->data);
}
-void *vl_msg_api_alloc (int nbytes)
+void *
+vl_msg_api_alloc (int nbytes)
{
- int pool;
- api_main_t *am = &api_main;
- vl_shmem_hdr_t *shmem_hdr = am->shmem_hdr;
-
- /*
- * Clients use pool-0, vlib proc uses pool 1
- */
- pool = (am->our_pid == shmem_hdr->vl_pid);
- return vl_msg_api_alloc_internal (nbytes, pool);
+ int pool;
+ api_main_t *am = &api_main;
+ vl_shmem_hdr_t *shmem_hdr = am->shmem_hdr;
+
+ /*
+ * Clients use pool-0, vlib proc uses pool 1
+ */
+ pool = (am->our_pid == shmem_hdr->vl_pid);
+ return vl_msg_api_alloc_internal (nbytes, pool);
}
-void *vl_msg_api_alloc_as_if_client (int nbytes)
+void *
+vl_msg_api_alloc_as_if_client (int nbytes)
{
- return vl_msg_api_alloc_internal (nbytes, 0);
+ return vl_msg_api_alloc_internal (nbytes, 0);
}
-void vl_msg_api_free(void *a)
+void
+vl_msg_api_free (void *a)
{
- msgbuf_t *rv;
- void *oldheap;
- api_main_t *am = &api_main;
-
- rv = (msgbuf_t *)(((u8 *)a) - offsetof(msgbuf_t, data));
-
- /*
- * Here's the beauty of the scheme. Only one proc/thread has
- * control of a given message buffer. To free a buffer, we just clear the
- * queue field, and leave. No locks, no hits, no errors...
- */
- if (rv->q) {
- rv->q = 0;
- return;
+ msgbuf_t *rv;
+ void *oldheap;
+ api_main_t *am = &api_main;
+
+ rv = (msgbuf_t *) (((u8 *) a) - offsetof (msgbuf_t, data));
+
+ /*
+ * Here's the beauty of the scheme. Only one proc/thread has
+ * control of a given message buffer. To free a buffer, we just clear the
+ * queue field, and leave. No locks, no hits, no errors...
+ */
+ if (rv->q)
+ {
+ rv->q = 0;
+ return;
}
- pthread_mutex_lock (&am->vlib_rp->mutex);
- oldheap = svm_push_data_heap (am->vlib_rp);
- clib_mem_free (rv);
- svm_pop_heap (oldheap);
- pthread_mutex_unlock (&am->vlib_rp->mutex);
+ pthread_mutex_lock (&am->vlib_rp->mutex);
+ oldheap = svm_push_data_heap (am->vlib_rp);
+ clib_mem_free (rv);
+ svm_pop_heap (oldheap);
+ pthread_mutex_unlock (&am->vlib_rp->mutex);
}
-static void vl_msg_api_free_nolock (void *a)
+static void
+vl_msg_api_free_nolock (void *a)
{
- msgbuf_t *rv;
- void *oldheap;
- api_main_t *am = &api_main;
-
- rv = (msgbuf_t *)(((u8 *)a) - offsetof(msgbuf_t, data));
- /*
- * Here's the beauty of the scheme. Only one proc/thread has
- * control of a given message buffer. To free a buffer, we just clear the
- * queue field, and leave. No locks, no hits, no errors...
- */
- if (rv->q) {
- rv->q = 0;
- return;
+ msgbuf_t *rv;
+ void *oldheap;
+ api_main_t *am = &api_main;
+
+ rv = (msgbuf_t *) (((u8 *) a) - offsetof (msgbuf_t, data));
+ /*
+ * Here's the beauty of the scheme. Only one proc/thread has
+ * control of a given message buffer. To free a buffer, we just clear the
+ * queue field, and leave. No locks, no hits, no errors...
+ */
+ if (rv->q)
+ {
+ rv->q = 0;
+ return;
}
- oldheap = svm_push_data_heap (am->vlib_rp);
- clib_mem_free (rv);
- svm_pop_heap (oldheap);
+ oldheap = svm_push_data_heap (am->vlib_rp);
+ clib_mem_free (rv);
+ svm_pop_heap (oldheap);
}
-void vl_set_memory_root_path (char *name)
+void
+vl_set_memory_root_path (char *name)
{
- api_main_t *am = &api_main;
+ api_main_t *am = &api_main;
- am->root_path = name;
+ am->root_path = name;
}
-void vl_set_memory_uid (int uid)
+void
+vl_set_memory_uid (int uid)
{
- api_main_t *am = &api_main;
+ api_main_t *am = &api_main;
- am->api_uid = uid;
+ am->api_uid = uid;
}
-void vl_set_memory_gid (int gid)
+void
+vl_set_memory_gid (int gid)
{
- api_main_t *am = &api_main;
+ api_main_t *am = &api_main;
- am->api_gid = gid;
+ am->api_gid = gid;
}
-int vl_map_shmem (char *region_name, int is_vlib)
+int
+vl_map_shmem (char *region_name, int is_vlib)
{
- svm_map_region_args_t _a, *a = &_a;
- svm_region_t *vlib_rp, *root_rp;
- void *oldheap;
- vl_shmem_hdr_t *shmem_hdr=0;
- api_main_t *am = &api_main;
- int i;
- struct timespec ts, tsrem;
-
- if (is_vlib == 0)
- svm_region_init_chroot(am->root_path);
-
- memset (a, 0, sizeof (*a));
-
- a->name = region_name;
- a->size = 16<<20;
- a->flags = SVM_FLAGS_MHEAP;
- a->uid = am->api_uid;
- a->gid = am->api_gid;
-
- vlib_rp = svm_region_find_or_create (a);
-
- if (vlib_rp == 0)
- return (-2);
-
- pthread_mutex_lock (&vlib_rp->mutex);
- /* Has someone else set up the shared-memory variable table? */
- if (vlib_rp->user_ctx) {
- am->shmem_hdr = (void *) vlib_rp->user_ctx;
- am->our_pid = getpid();
- if (is_vlib) {
- unix_shared_memory_queue_t *q;
- uword old_msg;
- /*
- * application restart. Reset cached pids, API message
- * rings, list of clients; otherwise, various things
- * fail. (e.g. queue non-empty notification)
- */
-
- /* ghosts keep the region from disappearing properly */
- svm_client_scan_this_region_nolock(vlib_rp);
- am->shmem_hdr->application_restarts++;
- q = am->shmem_hdr->vl_input_queue;
- am->shmem_hdr->vl_pid = getpid();
- q->consumer_pid = am->shmem_hdr->vl_pid;
- /* Drain the input queue, freeing msgs */
- for (i = 0; i < 10; i++) {
- if (pthread_mutex_trylock (&q->mutex) == 0) {
- pthread_mutex_unlock (&q->mutex);
- goto mutex_ok;
- }
- ts.tv_sec = 0;
- ts.tv_nsec = 10000*1000; /* 10 ms */
- while (nanosleep(&ts, &tsrem) < 0)
- ts = tsrem;
- }
- /* Mutex buggered, "fix" it */
- memset (&q->mutex, 0, sizeof (q->mutex));
- clib_warning ("forcibly release main input queue mutex");
-
- mutex_ok:
- am->vlib_rp = vlib_rp;
- while (unix_shared_memory_queue_sub (q,
- (u8 *)&old_msg,
- 1 /* nowait */)
- != -2 /* queue underflow */) {
- vl_msg_api_free_nolock ((void *)old_msg);
- am->shmem_hdr->restart_reclaims++;
- }
- pthread_mutex_unlock (&vlib_rp->mutex);
- root_rp = svm_get_root_rp();
- ASSERT(root_rp);
- /* Clean up the root region client list */
- pthread_mutex_lock (&root_rp->mutex);
- svm_client_scan_this_region_nolock (root_rp);
- pthread_mutex_unlock (&root_rp->mutex);
- } else {
- pthread_mutex_unlock (&vlib_rp->mutex);
- }
- am->vlib_rp = vlib_rp;
- vec_add1(am->mapped_shmem_regions, vlib_rp);
- return 0;
+ svm_map_region_args_t _a, *a = &_a;
+ svm_region_t *vlib_rp, *root_rp;
+ void *oldheap;
+ vl_shmem_hdr_t *shmem_hdr = 0;
+ api_main_t *am = &api_main;
+ int i;
+ struct timespec ts, tsrem;
+
+ if (is_vlib == 0)
+ svm_region_init_chroot (am->root_path);
+
+ memset (a, 0, sizeof (*a));
+
+ a->name = region_name;
+ a->size = 16 << 20;
+ a->flags = SVM_FLAGS_MHEAP;
+ a->uid = am->api_uid;
+ a->gid = am->api_gid;
+
+ vlib_rp = svm_region_find_or_create (a);
+
+ if (vlib_rp == 0)
+ return (-2);
+
+ pthread_mutex_lock (&vlib_rp->mutex);
+ /* Has someone else set up the shared-memory variable table? */
+ if (vlib_rp->user_ctx)
+ {
+ am->shmem_hdr = (void *) vlib_rp->user_ctx;
+ am->our_pid = getpid ();
+ if (is_vlib)
+ {
+ unix_shared_memory_queue_t *q;
+ uword old_msg;
+ /*
+ * application restart. Reset cached pids, API message
+ * rings, list of clients; otherwise, various things
+ * fail. (e.g. queue non-empty notification)
+ */
+
+ /* ghosts keep the region from disappearing properly */
+ svm_client_scan_this_region_nolock (vlib_rp);
+ am->shmem_hdr->application_restarts++;
+ q = am->shmem_hdr->vl_input_queue;
+ am->shmem_hdr->vl_pid = getpid ();
+ q->consumer_pid = am->shmem_hdr->vl_pid;
+ /* Drain the input queue, freeing msgs */
+ for (i = 0; i < 10; i++)
+ {
+ if (pthread_mutex_trylock (&q->mutex) == 0)
+ {
+ pthread_mutex_unlock (&q->mutex);
+ goto mutex_ok;
+ }
+ ts.tv_sec = 0;
+ ts.tv_nsec = 10000 * 1000; /* 10 ms */
+ while (nanosleep (&ts, &tsrem) < 0)
+ ts = tsrem;
+ }
+ /* Mutex buggered, "fix" it */
+ memset (&q->mutex, 0, sizeof (q->mutex));
+ clib_warning ("forcibly release main input queue mutex");
+
+ mutex_ok:
+ am->vlib_rp = vlib_rp;
+ while (unix_shared_memory_queue_sub (q,
+ (u8 *) & old_msg,
+ 1 /* nowait */ )
+ != -2 /* queue underflow */ )
+ {
+ vl_msg_api_free_nolock ((void *) old_msg);
+ am->shmem_hdr->restart_reclaims++;
+ }
+ pthread_mutex_unlock (&vlib_rp->mutex);
+ root_rp = svm_get_root_rp ();
+ ASSERT (root_rp);
+ /* Clean up the root region client list */
+ pthread_mutex_lock (&root_rp->mutex);
+ svm_client_scan_this_region_nolock (root_rp);
+ pthread_mutex_unlock (&root_rp->mutex);
+ }
+ else
+ {
+ pthread_mutex_unlock (&vlib_rp->mutex);
+ }
+ am->vlib_rp = vlib_rp;
+ vec_add1 (am->mapped_shmem_regions, vlib_rp);
+ return 0;
}
- /* Clients simply have to wait... */
- if (!is_vlib) {
- pthread_mutex_unlock (&vlib_rp->mutex);
-
- /* Wait up to 100 seconds... */
- for (i = 0; i < 10000; i++) {
- ts.tv_sec = 0;
- ts.tv_nsec = 10000*1000; /* 10 ms */
- while (nanosleep(&ts, &tsrem) < 0)
- ts = tsrem;
- if (vlib_rp->user_ctx)
- goto ready;
- }
- /* Clean up and leave... */
- svm_region_unmap (vlib_rp);
- clib_warning ("region init fail");
- return (-2);
+ /* Clients simply have to wait... */
+ if (!is_vlib)
+ {
+ pthread_mutex_unlock (&vlib_rp->mutex);
+
+ /* Wait up to 100 seconds... */
+ for (i = 0; i < 10000; i++)
+ {
+ ts.tv_sec = 0;
+ ts.tv_nsec = 10000 * 1000; /* 10 ms */
+ while (nanosleep (&ts, &tsrem) < 0)
+ ts = tsrem;
+ if (vlib_rp->user_ctx)
+ goto ready;
+ }
+ /* Clean up and leave... */
+ svm_region_unmap (vlib_rp);
+ clib_warning ("region init fail");
+ return (-2);
ready:
- am->shmem_hdr = (void *)vlib_rp->user_ctx;
- am->our_pid = getpid();
- am->vlib_rp = vlib_rp;
- vec_add1(am->mapped_shmem_regions, vlib_rp);
- return 0;
+ am->shmem_hdr = (void *) vlib_rp->user_ctx;
+ am->our_pid = getpid ();
+ am->vlib_rp = vlib_rp;
+ vec_add1 (am->mapped_shmem_regions, vlib_rp);
+ return 0;
}
- /* Nope, it's our problem... */
+ /* Nope, it's our problem... */
- oldheap = svm_push_data_heap (vlib_rp);
+ oldheap = svm_push_data_heap (vlib_rp);
- vec_validate(shmem_hdr, 0);
- shmem_hdr->version = VL_SHM_VERSION;
+ vec_validate (shmem_hdr, 0);
+ shmem_hdr->version = VL_SHM_VERSION;
- /* vlib main input queue */
- shmem_hdr->vl_input_queue =
- unix_shared_memory_queue_init (1024, sizeof (uword), getpid(),
- am->vlib_signal);
+ /* vlib main input queue */
+ shmem_hdr->vl_input_queue =
+ unix_shared_memory_queue_init (1024, sizeof (uword), getpid (),
+ am->vlib_signal);
- /* Set up the msg ring allocator */
+ /* Set up the msg ring allocator */
#define _(sz,n) \
do { \
ring_alloc_t _rp; \
@@ -345,7 +372,7 @@ int vl_map_shmem (char *region_name, int is_vlib)
vec_add1(shmem_hdr->vl_rings, _rp); \
} while (0);
- foreach_vl_aring_size;
+ foreach_vl_aring_size;
#undef _
#define _(sz,n) \
@@ -359,327 +386,358 @@ int vl_map_shmem (char *region_name, int is_vlib)
vec_add1(shmem_hdr->client_rings, _rp); \
} while (0);
- foreach_clnt_aring_size;
+ foreach_clnt_aring_size;
#undef _
- am->shmem_hdr = shmem_hdr;
- am->vlib_rp = vlib_rp;
- am->our_pid = getpid();
- if (is_vlib)
- am->shmem_hdr->vl_pid = am->our_pid;
-
- svm_pop_heap (oldheap);
-
- /*
- * After absolutely everything that a client might see is set up,
- * declare the shmem region valid
- */
- vlib_rp->user_ctx = shmem_hdr;
-
- pthread_mutex_unlock (&vlib_rp->mutex);
- vec_add1(am->mapped_shmem_regions, vlib_rp);
- return 0;
+ am->shmem_hdr = shmem_hdr;
+ am->vlib_rp = vlib_rp;
+ am->our_pid = getpid ();
+ if (is_vlib)
+ am->shmem_hdr->vl_pid = am->our_pid;
+
+ svm_pop_heap (oldheap);
+
+ /*
+ * After absolutely everything that a client might see is set up,
+ * declare the shmem region valid
+ */
+ vlib_rp->user_ctx = shmem_hdr;
+
+ pthread_mutex_unlock (&vlib_rp->mutex);
+ vec_add1 (am->mapped_shmem_regions, vlib_rp);
+ return 0;
}
-void vl_register_mapped_shmem_region(svm_region_t *rp)
+void
+vl_register_mapped_shmem_region (svm_region_t * rp)
{
- api_main_t *am = &api_main;
+ api_main_t *am = &api_main;
- vec_add1(am->mapped_shmem_regions, rp);
+ vec_add1 (am->mapped_shmem_regions, rp);
}
-void vl_unmap_shmem (void)
+void
+vl_unmap_shmem (void)
{
- svm_region_t *rp;
- int i;
- api_main_t *am = &api_main;
+ svm_region_t *rp;
+ int i;
+ api_main_t *am = &api_main;
- if (! svm_get_root_rp())
- return;
+ if (!svm_get_root_rp ())
+ return;
- for (i = 0; i < vec_len(am->mapped_shmem_regions); i++) {
- rp = am->mapped_shmem_regions[i];
- svm_region_unmap (rp);
+ for (i = 0; i < vec_len (am->mapped_shmem_regions); i++)
+ {
+ rp = am->mapped_shmem_regions[i];
+ svm_region_unmap (rp);
}
- vec_free(am->mapped_shmem_regions);
- am->shmem_hdr = 0;
+ vec_free (am->mapped_shmem_regions);
+ am->shmem_hdr = 0;
- svm_region_exit ();
- /* $$$ more careful cleanup, valgrind run... */
- vec_free (am->msg_handlers);
- vec_free (am->msg_endian_handlers);
- vec_free (am->msg_print_handlers);
+ svm_region_exit ();
+ /* $$$ more careful cleanup, valgrind run... */
+ vec_free (am->msg_handlers);
+ vec_free (am->msg_endian_handlers);
+ vec_free (am->msg_print_handlers);
}
-void vl_msg_api_send_shmem (unix_shared_memory_queue_t *q, u8 *elem)
+void
+vl_msg_api_send_shmem (unix_shared_memory_queue_t * q, u8 * elem)
{
- api_main_t *am = &api_main;
- uword *trace = (uword *)elem;
+ api_main_t *am = &api_main;
+ uword *trace = (uword *) elem;
- if (am->tx_trace && am->tx_trace->enabled)
- vl_msg_api_trace(am, am->tx_trace, (void *)trace[0]);
+ if (am->tx_trace && am->tx_trace->enabled)
+ vl_msg_api_trace (am, am->tx_trace, (void *) trace[0]);
- (void)unix_shared_memory_queue_add(q, elem, 0 /* nowait */);
+ (void) unix_shared_memory_queue_add (q, elem, 0 /* nowait */ );
}
-void vl_msg_api_send_shmem_nolock (unix_shared_memory_queue_t *q, u8 *elem)
+void
+vl_msg_api_send_shmem_nolock (unix_shared_memory_queue_t * q, u8 * elem)
{
- api_main_t *am = &api_main;
- uword *trace = (uword *)elem;
+ api_main_t *am = &api_main;
+ uword *trace = (uword *) elem;
- if (am->tx_trace && am->tx_trace->enabled)
- vl_msg_api_trace(am, am->tx_trace, (void *)trace[0]);
+ if (am->tx_trace && am->tx_trace->enabled)
+ vl_msg_api_trace (am, am->tx_trace, (void *) trace[0]);
- (void)unix_shared_memory_queue_add_nolock (q, elem);
+ (void) unix_shared_memory_queue_add_nolock (q, elem);
}
-static void vl_api_memclnt_create_reply_t_handler (
- vl_api_memclnt_create_reply_t *mp)
+static void
+vl_api_memclnt_create_reply_t_handler (vl_api_memclnt_create_reply_t * mp)
{
- api_main_t *am = &api_main;
- int rv;
+ api_main_t *am = &api_main;
+ int rv;
- am->my_client_index = mp->index;
- am->my_registration = (vl_api_registration_t *)(uword)
- mp->handle;
+ am->my_client_index = mp->index;
+ am->my_registration = (vl_api_registration_t *) (uword) mp->handle;
- rv = ntohl(mp->response);
+ rv = ntohl (mp->response);
- if (rv < 0)
- clib_warning ("WARNING: API mismatch detected");
-}
+ if (rv < 0)
+ clib_warning ("WARNING: API mismatch detected");
+}
-void vl_client_add_api_signatures (vl_api_memclnt_create_t *mp)
- __attribute__((weak));
+void vl_client_add_api_signatures (vl_api_memclnt_create_t * mp)
+ __attribute__ ((weak));
-void vl_client_add_api_signatures (vl_api_memclnt_create_t *mp)
+void
+vl_client_add_api_signatures (vl_api_memclnt_create_t * mp)
{
- int i;
+ int i;
- for (i = 0; i < ARRAY_LEN(mp->api_versions); i++)
- mp->api_versions[i] = 0;
+ for (i = 0; i < ARRAY_LEN (mp->api_versions); i++)
+ mp->api_versions[i] = 0;
}
-int vl_client_connect (char *name, int ctx_quota, int input_queue_size)
+int
+vl_client_connect (char *name, int ctx_quota, int input_queue_size)
{
- svm_region_t *svm;
- vl_api_memclnt_create_t *mp;
- vl_api_memclnt_create_reply_t *rp;
- unix_shared_memory_queue_t *vl_input_queue;
- vl_shmem_hdr_t *shmem_hdr;
- int rv=0;
- void *oldheap;
- api_main_t *am = &api_main;
-
- if (am->my_registration) {
- clib_warning ("client %s already connected...", name);
- return -1;
+ svm_region_t *svm;
+ vl_api_memclnt_create_t *mp;
+ vl_api_memclnt_create_reply_t *rp;
+ unix_shared_memory_queue_t *vl_input_queue;
+ vl_shmem_hdr_t *shmem_hdr;
+ int rv = 0;
+ void *oldheap;
+ api_main_t *am = &api_main;
+
+ if (am->my_registration)
+ {
+ clib_warning ("client %s already connected...", name);
+ return -1;
}
- if (am->vlib_rp == 0) {
- clib_warning ("am->vlib_rp NULL");
- return -1;
+ if (am->vlib_rp == 0)
+ {
+ clib_warning ("am->vlib_rp NULL");
+ return -1;
}
- svm = am->vlib_rp;
- shmem_hdr = am->shmem_hdr;
+ svm = am->vlib_rp;
+ shmem_hdr = am->shmem_hdr;
- if (shmem_hdr == 0 || shmem_hdr->vl_input_queue == 0) {
- clib_warning ("shmem_hdr / input queue NULL");
- return -1;
+ if (shmem_hdr == 0 || shmem_hdr->vl_input_queue == 0)
+ {
+ clib_warning ("shmem_hdr / input queue NULL");
+ return -1;
}
- pthread_mutex_lock (&svm->mutex);
- oldheap = svm_push_data_heap(svm);
- vl_input_queue =
- unix_shared_memory_queue_init (input_queue_size, sizeof(uword),
- getpid(), 0);
- pthread_mutex_unlock(&svm->mutex);
- svm_pop_heap (oldheap);
-
- am->my_client_index = ~0;
- am->my_registration = 0;
- am->vl_input_queue = vl_input_queue;
-
- mp = vl_msg_api_alloc(sizeof(vl_api_memclnt_create_t));
- memset(mp, 0, sizeof (*mp));
- mp->_vl_msg_id = ntohs(VL_API_MEMCLNT_CREATE);
- mp->ctx_quota = ctx_quota;
- mp->input_queue = (uword)vl_input_queue;
- strncpy ((char *) mp->name, name, sizeof(mp->name)-1);
-
- vl_client_add_api_signatures(mp);
-
- vl_msg_api_send_shmem (shmem_hdr->vl_input_queue, (u8 *)&mp);
-
- while (1) {
- int qstatus;
- struct timespec ts, tsrem;
- int i;
-
- /* Wait up to 10 seconds */
- for (i = 0; i < 1000; i++) {
- qstatus = unix_shared_memory_queue_sub (vl_input_queue, (u8 *)&rp,
- 1 /* nowait */);
- if (qstatus == 0)
- goto read_one_msg;
- ts.tv_sec = 0;
- ts.tv_nsec = 10000*1000; /* 10 ms */
- while (nanosleep(&ts, &tsrem) < 0)
- ts = tsrem;
- }
- /* Timeout... */
- clib_warning ("memclnt_create_reply timeout");
- return -1;
+ pthread_mutex_lock (&svm->mutex);
+ oldheap = svm_push_data_heap (svm);
+ vl_input_queue =
+ unix_shared_memory_queue_init (input_queue_size, sizeof (uword),
+ getpid (), 0);
+ pthread_mutex_unlock (&svm->mutex);
+ svm_pop_heap (oldheap);
+
+ am->my_client_index = ~0;
+ am->my_registration = 0;
+ am->vl_input_queue = vl_input_queue;
+
+ mp = vl_msg_api_alloc (sizeof (vl_api_memclnt_create_t));
+ memset (mp, 0, sizeof (*mp));
+ mp->_vl_msg_id = ntohs (VL_API_MEMCLNT_CREATE);
+ mp->ctx_quota = ctx_quota;
+ mp->input_queue = (uword) vl_input_queue;
+ strncpy ((char *) mp->name, name, sizeof (mp->name) - 1);
+
+ vl_client_add_api_signatures (mp);
+
+ vl_msg_api_send_shmem (shmem_hdr->vl_input_queue, (u8 *) & mp);
+
+ while (1)
+ {
+ int qstatus;
+ struct timespec ts, tsrem;
+ int i;
+
+ /* Wait up to 10 seconds */
+ for (i = 0; i < 1000; i++)
+ {
+ qstatus = unix_shared_memory_queue_sub (vl_input_queue, (u8 *) & rp,
+ 1 /* nowait */ );
+ if (qstatus == 0)
+ goto read_one_msg;
+ ts.tv_sec = 0;
+ ts.tv_nsec = 10000 * 1000; /* 10 ms */
+ while (nanosleep (&ts, &tsrem) < 0)
+ ts = tsrem;
+ }
+ /* Timeout... */
+ clib_warning ("memclnt_create_reply timeout");
+ return -1;
read_one_msg:
- if (ntohs(rp->_vl_msg_id) != VL_API_MEMCLNT_CREATE_REPLY) {
- clib_warning ("unexpected reply: id %d", ntohs(rp->_vl_msg_id));
- continue;
- }
- rv = clib_net_to_host_u32(rp->response);
-
- vl_msg_api_handler((void *)rp);
- break;
+ if (ntohs (rp->_vl_msg_id) != VL_API_MEMCLNT_CREATE_REPLY)
+ {
+ clib_warning ("unexpected reply: id %d", ntohs (rp->_vl_msg_id));
+ continue;
+ }
+ rv = clib_net_to_host_u32 (rp->response);
+
+ vl_msg_api_handler ((void *) rp);
+ break;
}
- return (rv);
+ return (rv);
}
-static void vl_api_memclnt_delete_reply_t_handler (
- vl_api_memclnt_delete_reply_t *mp)
+static void
+vl_api_memclnt_delete_reply_t_handler (vl_api_memclnt_delete_reply_t * mp)
{
- void *oldheap;
- api_main_t *am = &api_main;
-
- pthread_mutex_lock (&am->vlib_rp->mutex);
- oldheap = svm_push_data_heap(am->vlib_rp);
- unix_shared_memory_queue_free (am->vl_input_queue);
- pthread_mutex_unlock (&am->vlib_rp->mutex);
- svm_pop_heap (oldheap);
-
- am->my_client_index = ~0;
- am->my_registration = 0;
- am->vl_input_queue = 0;
-}
+ void *oldheap;
+ api_main_t *am = &api_main;
+
+ pthread_mutex_lock (&am->vlib_rp->mutex);
+ oldheap = svm_push_data_heap (am->vlib_rp);
+ unix_shared_memory_queue_free (am->vl_input_queue);
+ pthread_mutex_unlock (&am->vlib_rp->mutex);
+ svm_pop_heap (oldheap);
+
+ am->my_client_index = ~0;
+ am->my_registration = 0;
+ am->vl_input_queue = 0;
+}
-void vl_client_disconnect (void)
+void
+vl_client_disconnect (void)
{
- vl_api_memclnt_delete_t *mp;
- vl_api_memclnt_delete_reply_t *rp;
- unix_shared_memory_queue_t *vl_input_queue;
- vl_shmem_hdr_t *shmem_hdr;
- time_t begin;
- api_main_t *am = &api_main;
-
- ASSERT(am->vlib_rp);
- shmem_hdr = am->shmem_hdr;
- ASSERT(shmem_hdr && shmem_hdr->vl_input_queue);
-
- vl_input_queue = am->vl_input_queue;
-
- mp = vl_msg_api_alloc(sizeof(vl_api_memclnt_delete_t));
- memset(mp, 0, sizeof (*mp));
- mp->_vl_msg_id = ntohs(VL_API_MEMCLNT_DELETE);
- mp->index = am->my_client_index;
- mp->handle = (uword) am->my_registration;
-
- vl_msg_api_send_shmem (shmem_hdr->vl_input_queue, (u8 *)&mp);
-
- /*
- * Have to be careful here, in case the client is disconnecting
- * because e.g. the vlib process died, or is unresponsive.
- */
-
- begin = time (0);
- while (1) {
- time_t now;
-
- now = time (0);
-
- if (now >= (begin + 2)) {
- clib_warning ("peer unresponsive, give up");
- am->my_client_index = ~0;
- am->my_registration = 0;
- am->shmem_hdr = 0;
- break;
- }
- if (unix_shared_memory_queue_sub (vl_input_queue, (u8 *)&rp, 1) < 0)
- continue;
-
- /* drain the queue */
- if (ntohs(rp->_vl_msg_id) != VL_API_MEMCLNT_DELETE_REPLY) {
- vl_msg_api_handler ((void *)rp);
- continue;
- }
- vl_msg_api_handler((void *)rp);
- break;
+ vl_api_memclnt_delete_t *mp;
+ vl_api_memclnt_delete_reply_t *rp;
+ unix_shared_memory_queue_t *vl_input_queue;
+ vl_shmem_hdr_t *shmem_hdr;
+ time_t begin;
+ api_main_t *am = &api_main;
+
+ ASSERT (am->vlib_rp);
+ shmem_hdr = am->shmem_hdr;
+ ASSERT (shmem_hdr && shmem_hdr->vl_input_queue);
+
+ vl_input_queue = am->vl_input_queue;
+
+ mp = vl_msg_api_alloc (sizeof (vl_api_memclnt_delete_t));
+ memset (mp, 0, sizeof (*mp));
+ mp->_vl_msg_id = ntohs (VL_API_MEMCLNT_DELETE);
+ mp->index = am->my_client_index;
+ mp->handle = (uword) am->my_registration;
+
+ vl_msg_api_send_shmem (shmem_hdr->vl_input_queue, (u8 *) & mp);
+
+ /*
+ * Have to be careful here, in case the client is disconnecting
+ * because e.g. the vlib process died, or is unresponsive.
+ */
+
+ begin = time (0);
+ while (1)
+ {
+ time_t now;
+
+ now = time (0);
+
+ if (now >= (begin + 2))
+ {
+ clib_warning ("peer unresponsive, give up");
+ am->my_client_index = ~0;
+ am->my_registration = 0;
+ am->shmem_hdr = 0;
+ break;
+ }
+ if (unix_shared_memory_queue_sub (vl_input_queue, (u8 *) & rp, 1) < 0)
+ continue;
+
+ /* drain the queue */
+ if (ntohs (rp->_vl_msg_id) != VL_API_MEMCLNT_DELETE_REPLY)
+ {
+ vl_msg_api_handler ((void *) rp);
+ continue;
+ }
+ vl_msg_api_handler ((void *) rp);
+ break;
}
}
-static inline vl_api_registration_t
-*vl_api_client_index_to_registration_internal (u32 handle)
+static inline vl_api_registration_t *
+vl_api_client_index_to_registration_internal (u32 handle)
{
- vl_api_registration_t **regpp;
- vl_api_registration_t *regp;
- api_main_t *am = &api_main;
- u32 index;
-
- index = vl_msg_api_handle_get_index (handle);
- if ((am->shmem_hdr->application_restarts & VL_API_EPOCH_MASK)
- != vl_msg_api_handle_get_epoch (handle)) {
- vl_msg_api_increment_missing_client_counter();
- return 0;
+ vl_api_registration_t **regpp;
+ vl_api_registration_t *regp;
+ api_main_t *am = &api_main;
+ u32 index;
+
+ index = vl_msg_api_handle_get_index (handle);
+ if ((am->shmem_hdr->application_restarts & VL_API_EPOCH_MASK)
+ != vl_msg_api_handle_get_epoch (handle))
+ {
+ vl_msg_api_increment_missing_client_counter ();
+ return 0;
}
- regpp = am->vl_clients + index;
+ regpp = am->vl_clients + index;
- if (pool_is_free(am->vl_clients, regpp)) {
- vl_msg_api_increment_missing_client_counter();
- return 0;
+ if (pool_is_free (am->vl_clients, regpp))
+ {
+ vl_msg_api_increment_missing_client_counter ();
+ return 0;
}
- regp = *regpp;
- return (regp);
+ regp = *regpp;
+ return (regp);
}
-vl_api_registration_t *vl_api_client_index_to_registration (u32 index)
+vl_api_registration_t *
+vl_api_client_index_to_registration (u32 index)
{
- return (vl_api_client_index_to_registration_internal (index));
+ return (vl_api_client_index_to_registration_internal (index));
}
-unix_shared_memory_queue_t *vl_api_client_index_to_input_queue (u32 index)
+unix_shared_memory_queue_t *
+vl_api_client_index_to_input_queue (u32 index)
{
- vl_api_registration_t *regp;
+ vl_api_registration_t *regp;
- regp = vl_api_client_index_to_registration_internal (index);
- if (!regp)
- return 0;
- return (regp->vl_input_queue);
+ regp = vl_api_client_index_to_registration_internal (index);
+ if (!regp)
+ return 0;
+ return (regp->vl_input_queue);
}
#define foreach_api_client_msg \
_(MEMCLNT_CREATE_REPLY, memclnt_create_reply) \
_(MEMCLNT_DELETE_REPLY, memclnt_delete_reply)
-int vl_client_api_map (char *region_name)
+int
+vl_client_api_map (char *region_name)
{
- int rv;
+ int rv;
- if ((rv = vl_map_shmem (region_name, 0 /* is_vlib */)) < 0) {
- return rv;
+ if ((rv = vl_map_shmem (region_name, 0 /* is_vlib */ )) < 0)
+ {
+ return rv;
}
#define _(N,n) \
vl_msg_api_set_handlers(VL_API_##N, 0 /* name */, \
vl_api_##n##_t_handler, \
0/* cleanup */, 0/* endian */, 0/* print */, \
- sizeof(vl_api_##n##_t), 1);
- foreach_api_client_msg;
+ sizeof(vl_api_##n##_t), 1);
+ foreach_api_client_msg;
#undef _
- return 0;
+ return 0;
}
-void vl_client_api_unmap (void)
+void
+vl_client_api_unmap (void)
{
- vl_unmap_shmem();
+ vl_unmap_shmem ();
}
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */
diff --git a/vlib-api/vlibmemory/memory_vlib.c b/vlib-api/vlibmemory/memory_vlib.c
index 0fef64c8dec..c2c14acf183 100644
--- a/vlib-api/vlibmemory/memory_vlib.c
+++ b/vlib-api/vlibmemory/memory_vlib.c
@@ -1,6 +1,6 @@
-/*
+/*
*------------------------------------------------------------------
- * memory_vlib.c
+ * memory_vlib.c
*
* Copyright (c) 2009 Cisco and/or its affiliates.
* Licensed under the Apache License, Version 2.0 (the "License");
@@ -38,259 +38,276 @@
#define TRACE_VLIB_MEMORY_QUEUE 0
-#include <vlibmemory/vl_memory_msg_enum.h> /* enumerate all vlib messages */
+#include <vlibmemory/vl_memory_msg_enum.h> /* enumerate all vlib messages */
-#define vl_typedefs /* define message structures */
-#include <vlibmemory/vl_memory_api_h.h>
+#define vl_typedefs /* define message structures */
+#include <vlibmemory/vl_memory_api_h.h>
#undef vl_typedefs
/* instantiate all the print functions we know about */
#define vl_print(handle, ...) vlib_cli_output (handle, __VA_ARGS__)
#define vl_printfun
-#include <vlibmemory/vl_memory_api_h.h>
+#include <vlibmemory/vl_memory_api_h.h>
#undef vl_printfun
static inline void *
-vl_api_memclnt_create_t_print (vl_api_memclnt_create_t *a,void *handle)
+vl_api_memclnt_create_t_print (vl_api_memclnt_create_t * a, void *handle)
{
- vl_print(handle, "vl_api_memclnt_create_t:\n");
- vl_print(handle, "name: %s\n", a->name);
- vl_print(handle, "input_queue: 0x%wx\n", a->input_queue);
- vl_print(handle, "context: %u\n", (unsigned) a->context);
- vl_print(handle, "ctx_quota: %ld\n", (long) a->ctx_quota);
- return handle;
+ vl_print (handle, "vl_api_memclnt_create_t:\n");
+ vl_print (handle, "name: %s\n", a->name);
+ vl_print (handle, "input_queue: 0x%wx\n", a->input_queue);
+ vl_print (handle, "context: %u\n", (unsigned) a->context);
+ vl_print (handle, "ctx_quota: %ld\n", (long) a->ctx_quota);
+ return handle;
}
static inline void *
-vl_api_memclnt_delete_t_print (vl_api_memclnt_delete_t *a,void *handle)
+vl_api_memclnt_delete_t_print (vl_api_memclnt_delete_t * a, void *handle)
{
- vl_print(handle, "vl_api_memclnt_delete_t:\n");
- vl_print(handle, "index: %u\n", (unsigned) a->index);
- vl_print(handle, "handle: 0x%wx\n", a->handle);
- return handle;
+ vl_print (handle, "vl_api_memclnt_delete_t:\n");
+ vl_print (handle, "index: %u\n", (unsigned) a->index);
+ vl_print (handle, "handle: 0x%wx\n", a->handle);
+ return handle;
}
/* instantiate all the endian swap functions we know about */
#define vl_endianfun
-#include <vlibmemory/vl_memory_api_h.h>
+#include <vlibmemory/vl_memory_api_h.h>
#undef vl_endianfun
-void vl_socket_api_send (vl_api_registration_t *rp, u8 *elem)
- __attribute__((weak));
+void vl_socket_api_send (vl_api_registration_t * rp, u8 * elem)
+ __attribute__ ((weak));
-void
-vl_socket_api_send (vl_api_registration_t *rp, u8 *elem)
+void
+vl_socket_api_send (vl_api_registration_t * rp, u8 * elem)
{
- static int count;
+ static int count;
- if (count++ < 5)
- clib_warning ("need to link against -lvlibsocket, msg not sent!");
+ if (count++ < 5)
+ clib_warning ("need to link against -lvlibsocket, msg not sent!");
}
-void vl_msg_api_send (vl_api_registration_t *rp, u8 *elem)
+void
+vl_msg_api_send (vl_api_registration_t * rp, u8 * elem)
{
- if (PREDICT_FALSE(rp->registration_type > REGISTRATION_TYPE_SHMEM)) {
- vl_socket_api_send (rp, elem);
- } else {
- vl_msg_api_send_shmem (rp->vl_input_queue, elem);
+ if (PREDICT_FALSE (rp->registration_type > REGISTRATION_TYPE_SHMEM))
+ {
+ vl_socket_api_send (rp, elem);
+ }
+ else
+ {
+ vl_msg_api_send_shmem (rp->vl_input_queue, elem);
}
}
-int vl_msg_api_version_check (vl_api_memclnt_create_t * mp)
- __attribute__((weak));
+int vl_msg_api_version_check (vl_api_memclnt_create_t * mp)
+ __attribute__ ((weak));
-int vl_msg_api_version_check (vl_api_memclnt_create_t * mp) { return 0; }
+int
+vl_msg_api_version_check (vl_api_memclnt_create_t * mp)
+{
+ return 0;
+}
/*
* vl_api_memclnt_create_t_handler
*/
-void vl_api_memclnt_create_t_handler (vl_api_memclnt_create_t *mp)
+void
+vl_api_memclnt_create_t_handler (vl_api_memclnt_create_t * mp)
{
- vl_api_registration_t **regpp;
- vl_api_registration_t *regp;
- vl_api_memclnt_create_reply_t *rp;
- svm_region_t *svm;
- unix_shared_memory_queue_t *q;
- int rv;
- void *oldheap;
- api_main_t *am = &api_main;
-
- /* Indicate API version mismatch if appropriate */
- rv = vl_msg_api_version_check (mp);
-
- /*
- * This is tortured. Maintain a vlib-address-space private
- * pool of client registrations. We use the shared-memory virtual
- * address of client structure as a handle, to allow direct
- * manipulation of context quota vbls from the client library.
- *
- * This scheme causes trouble w/ API message trace replay, since
- * some random VA from clib_mem_alloc() certainly won't
- * occur in the Linux sim. The (very) few places
- * that care need to use the pool index.
- *
- * Putting the registration object(s) into a pool in shared memory and
- * using the pool index as a handle seems like a great idea.
- * Unfortunately, each and every reference to that pool would need
- * to be protected by a mutex:
- *
- * Client VLIB
- * ------ ----
- * convert pool index to
- * pointer.
- * <deschedule>
- * expand pool
- * <deschedule>
- * kaboom!
- */
-
- pool_get(am->vl_clients, regpp);
-
- svm = am->vlib_rp;
-
- pthread_mutex_lock (&svm->mutex);
- oldheap = svm_push_data_heap(svm);
- *regpp = clib_mem_alloc(sizeof(vl_api_registration_t));
-
- regp = *regpp;
- memset(regp, 0, sizeof(*regp));
- regp->registration_type = REGISTRATION_TYPE_SHMEM;
- regp->vl_api_registration_pool_index = regpp - am->vl_clients;
-
- q = regp->vl_input_queue = (unix_shared_memory_queue_t *)(uword)
- mp->input_queue;
-
- regp->name = format(0, "%s", mp->name);
- vec_add1(regp->name, 0);
-
- pthread_mutex_unlock(&svm->mutex);
- svm_pop_heap (oldheap);
-
- rp = vl_msg_api_alloc(sizeof(*rp));
- rp->_vl_msg_id = ntohs(VL_API_MEMCLNT_CREATE_REPLY);
- rp->handle = (uword)regp;
- rp->index = vl_msg_api_handle_from_index_and_epoch
- (regp->vl_api_registration_pool_index,
- am->shmem_hdr->application_restarts);
- rp->context = mp->context;
- rp->response = ntohl(rv);
+ vl_api_registration_t **regpp;
+ vl_api_registration_t *regp;
+ vl_api_memclnt_create_reply_t *rp;
+ svm_region_t *svm;
+ unix_shared_memory_queue_t *q;
+ int rv;
+ void *oldheap;
+ api_main_t *am = &api_main;
- vl_msg_api_send_shmem(q, (u8 *)&rp);
+ /* Indicate API version mismatch if appropriate */
+ rv = vl_msg_api_version_check (mp);
+
+ /*
+ * This is tortured. Maintain a vlib-address-space private
+ * pool of client registrations. We use the shared-memory virtual
+ * address of client structure as a handle, to allow direct
+ * manipulation of context quota vbls from the client library.
+ *
+ * This scheme causes trouble w/ API message trace replay, since
+ * some random VA from clib_mem_alloc() certainly won't
+ * occur in the Linux sim. The (very) few places
+ * that care need to use the pool index.
+ *
+ * Putting the registration object(s) into a pool in shared memory and
+ * using the pool index as a handle seems like a great idea.
+ * Unfortunately, each and every reference to that pool would need
+ * to be protected by a mutex:
+ *
+ * Client VLIB
+ * ------ ----
+ * convert pool index to
+ * pointer.
+ * <deschedule>
+ * expand pool
+ * <deschedule>
+ * kaboom!
+ */
+
+ pool_get (am->vl_clients, regpp);
+
+ svm = am->vlib_rp;
+
+ pthread_mutex_lock (&svm->mutex);
+ oldheap = svm_push_data_heap (svm);
+ *regpp = clib_mem_alloc (sizeof (vl_api_registration_t));
+
+ regp = *regpp;
+ memset (regp, 0, sizeof (*regp));
+ regp->registration_type = REGISTRATION_TYPE_SHMEM;
+ regp->vl_api_registration_pool_index = regpp - am->vl_clients;
+
+ q = regp->vl_input_queue = (unix_shared_memory_queue_t *) (uword)
+ mp->input_queue;
+
+ regp->name = format (0, "%s", mp->name);
+ vec_add1 (regp->name, 0);
+
+ pthread_mutex_unlock (&svm->mutex);
+ svm_pop_heap (oldheap);
+
+ rp = vl_msg_api_alloc (sizeof (*rp));
+ rp->_vl_msg_id = ntohs (VL_API_MEMCLNT_CREATE_REPLY);
+ rp->handle = (uword) regp;
+ rp->index = vl_msg_api_handle_from_index_and_epoch
+ (regp->vl_api_registration_pool_index,
+ am->shmem_hdr->application_restarts);
+ rp->context = mp->context;
+ rp->response = ntohl (rv);
+
+ vl_msg_api_send_shmem (q, (u8 *) & rp);
}
/* Application callback to clean up leftover registrations from this client */
-int vl_api_memclnt_delete_callback (u32 client_index)
- __attribute__((weak));
+int vl_api_memclnt_delete_callback (u32 client_index) __attribute__ ((weak));
-int vl_api_memclnt_delete_callback (u32 client_index)
-{ return 0; }
+int
+vl_api_memclnt_delete_callback (u32 client_index)
+{
+ return 0;
+}
/*
* vl_api_memclnt_delete_t_handler
*/
-void vl_api_memclnt_delete_t_handler (vl_api_memclnt_delete_t *mp)
+void
+vl_api_memclnt_delete_t_handler (vl_api_memclnt_delete_t * mp)
{
- vl_api_registration_t **regpp;
- vl_api_registration_t *regp;
- vl_api_memclnt_delete_reply_t *rp;
- svm_region_t *svm;
- void *oldheap;
- api_main_t *am = &api_main;
- u32 handle, client_index, epoch;
-
- handle = mp->index;
-
- if (vl_api_memclnt_delete_callback (handle))
- return;
-
- epoch = vl_msg_api_handle_get_epoch (handle);
- client_index = vl_msg_api_handle_get_index (handle);
-
- if (epoch != (am->shmem_hdr->application_restarts & VL_API_EPOCH_MASK)) {
- clib_warning
- ("Stale clnt delete index %d old epoch %d cur epoch %d",
- client_index, epoch,
- (am->shmem_hdr->application_restarts & VL_API_EPOCH_MASK));
- return;
+ vl_api_registration_t **regpp;
+ vl_api_registration_t *regp;
+ vl_api_memclnt_delete_reply_t *rp;
+ svm_region_t *svm;
+ void *oldheap;
+ api_main_t *am = &api_main;
+ u32 handle, client_index, epoch;
+
+ handle = mp->index;
+
+ if (vl_api_memclnt_delete_callback (handle))
+ return;
+
+ epoch = vl_msg_api_handle_get_epoch (handle);
+ client_index = vl_msg_api_handle_get_index (handle);
+
+ if (epoch != (am->shmem_hdr->application_restarts & VL_API_EPOCH_MASK))
+ {
+ clib_warning
+ ("Stale clnt delete index %d old epoch %d cur epoch %d",
+ client_index, epoch,
+ (am->shmem_hdr->application_restarts & VL_API_EPOCH_MASK));
+ return;
}
- regpp = am->vl_clients + client_index;
-
- if (!pool_is_free(am->vl_clients, regpp)) {
- regp = *regpp;
- svm = am->vlib_rp;
-
- /* $$$ check the input queue for e.g. punted sf's */
-
- rp = vl_msg_api_alloc(sizeof(*rp));
- rp->_vl_msg_id = ntohs(VL_API_MEMCLNT_DELETE_REPLY);
- rp->handle = mp->handle;
- rp->response = 1;
-
- vl_msg_api_send_shmem (regp->vl_input_queue, (u8 *)&rp);
-
- if (client_index != regp->vl_api_registration_pool_index) {
- clib_warning ("mismatch client_index %d pool_index %d",
- client_index, regp->vl_api_registration_pool_index);
- vl_msg_api_free (rp);
- return;
- }
-
- /* No dangling references, please */
- *regpp = 0;
-
- pool_put_index(am->vl_clients,
- regp->vl_api_registration_pool_index);
-
- pthread_mutex_lock (&svm->mutex);
- oldheap = svm_push_data_heap(svm);
- /* Poison the old registration */
- memset (regp, 0xF1, sizeof (*regp));
- clib_mem_free (regp);
- pthread_mutex_unlock(&svm->mutex);
- svm_pop_heap (oldheap);
- } else {
- clib_warning("unknown client ID %d", mp->index);
+ regpp = am->vl_clients + client_index;
+
+ if (!pool_is_free (am->vl_clients, regpp))
+ {
+ regp = *regpp;
+ svm = am->vlib_rp;
+
+ /* $$$ check the input queue for e.g. punted sf's */
+
+ rp = vl_msg_api_alloc (sizeof (*rp));
+ rp->_vl_msg_id = ntohs (VL_API_MEMCLNT_DELETE_REPLY);
+ rp->handle = mp->handle;
+ rp->response = 1;
+
+ vl_msg_api_send_shmem (regp->vl_input_queue, (u8 *) & rp);
+
+ if (client_index != regp->vl_api_registration_pool_index)
+ {
+ clib_warning ("mismatch client_index %d pool_index %d",
+ client_index, regp->vl_api_registration_pool_index);
+ vl_msg_api_free (rp);
+ return;
+ }
+
+ /* No dangling references, please */
+ *regpp = 0;
+
+ pool_put_index (am->vl_clients, regp->vl_api_registration_pool_index);
+
+ pthread_mutex_lock (&svm->mutex);
+ oldheap = svm_push_data_heap (svm);
+ /* Poison the old registration */
+ memset (regp, 0xF1, sizeof (*regp));
+ clib_mem_free (regp);
+ pthread_mutex_unlock (&svm->mutex);
+ svm_pop_heap (oldheap);
+ }
+ else
+ {
+ clib_warning ("unknown client ID %d", mp->index);
}
}
-void vl_api_get_first_msg_id_t_handler (vl_api_get_first_msg_id_t * mp)
+void
+vl_api_get_first_msg_id_t_handler (vl_api_get_first_msg_id_t * mp)
{
- vl_api_get_first_msg_id_reply_t * rmp;
- unix_shared_memory_queue_t * q;
- uword * p;
- api_main_t *am = &api_main;
- vl_api_msg_range_t * rp;
- u8 name[64];
- u16 first_msg_id = ~0;
- int rv = -7; /* VNET_API_ERROR_INVALID_VALUE */
+ vl_api_get_first_msg_id_reply_t *rmp;
+ unix_shared_memory_queue_t *q;
+ uword *p;
+ api_main_t *am = &api_main;
+ vl_api_msg_range_t *rp;
+ u8 name[64];
+ u16 first_msg_id = ~0;
+ int rv = -7; /* VNET_API_ERROR_INVALID_VALUE */
- q = vl_api_client_index_to_input_queue (mp->client_index);
- if (!q)
- return;
+ q = vl_api_client_index_to_input_queue (mp->client_index);
+ if (!q)
+ return;
- if (am->msg_range_by_name == 0)
- goto out;
+ if (am->msg_range_by_name == 0)
+ goto out;
- strncpy ((char *)name, (char *) mp->name, ARRAY_LEN(name)-1);
+ strncpy ((char *) name, (char *) mp->name, ARRAY_LEN (name) - 1);
- p = hash_get_mem (am->msg_range_by_name, name);
- if (p == 0)
- goto out;
+ p = hash_get_mem (am->msg_range_by_name, name);
+ if (p == 0)
+ goto out;
- rp = vec_elt_at_index (am->msg_ranges, p[0]);
+ rp = vec_elt_at_index (am->msg_ranges, p[0]);
- first_msg_id = rp->first_msg_id;
- rv = 0;
+ first_msg_id = rp->first_msg_id;
+ rv = 0;
out:
- rmp = vl_msg_api_alloc (sizeof (*rmp));
- rmp->_vl_msg_id = ntohs(VL_API_GET_FIRST_MSG_ID_REPLY);
- rmp->context = mp->context;
- rmp->retval = ntohl(rv);
- rmp->first_msg_id = ntohs(first_msg_id);
- vl_msg_api_send_shmem (q, (u8 *)&rmp);
+ rmp = vl_msg_api_alloc (sizeof (*rmp));
+ rmp->_vl_msg_id = ntohs (VL_API_GET_FIRST_MSG_ID_REPLY);
+ rmp->context = mp->context;
+ rmp->retval = ntohl (rv);
+ rmp->first_msg_id = ntohs (first_msg_id);
+ vl_msg_api_send_shmem (q, (u8 *) & rmp);
}
#define foreach_vlib_api_msg \
@@ -301,14 +318,15 @@ _(GET_FIRST_MSG_ID, get_first_msg_id)
/*
* vl_api_init
*/
-static int memory_api_init(char *region_name)
+static int
+memory_api_init (char *region_name)
{
- int rv;
- vl_msg_api_msg_config_t cfg;
- vl_msg_api_msg_config_t *c = &cfg;
-
- if ((rv = vl_map_shmem(region_name, 1 /* is_vlib */)) < 0)
- return rv;
+ int rv;
+ vl_msg_api_msg_config_t cfg;
+ vl_msg_api_msg_config_t *c = &cfg;
+
+ if ((rv = vl_map_shmem (region_name, 1 /* is_vlib */ )) < 0)
+ return rv;
#define _(N,n) do { \
c->id = VL_API_##N; \
@@ -321,11 +339,11 @@ static int memory_api_init(char *region_name)
c->traced = 1; /* trace, so these msgs print */ \
c->replay = 0; /* don't replay client create/delete msgs */ \
vl_msg_api_config(c);} while (0);
-
- foreach_vlib_api_msg;
+
+ foreach_vlib_api_msg;
#undef _
- return 0;
+ return 0;
}
#define foreach_histogram_bucket \
@@ -334,241 +352,278 @@ _(200) \
_(100) \
_(10)
-typedef enum {
+typedef enum
+{
#define _(n) SLEEP_##n##_US,
- foreach_histogram_bucket
+ foreach_histogram_bucket
#undef _
SLEEP_N_BUCKETS,
} histogram_index_t;
static u64 vector_rate_histogram[SLEEP_N_BUCKETS];
-static void memclnt_queue_callback (vlib_main_t *vm);
+static void memclnt_queue_callback (vlib_main_t * vm);
static uword
memclnt_process (vlib_main_t * vm,
- vlib_node_runtime_t * node,
- vlib_frame_t * f)
+ vlib_node_runtime_t * node, vlib_frame_t * f)
{
- uword mp;
- vl_shmem_hdr_t *shm;
- unix_shared_memory_queue_t *q;
- clib_error_t *e;
- int rv;
- api_main_t *am = &api_main;
- f64 dead_client_scan_time;
- f64 sleep_time, start_time;
- f64 vector_rate;
-
- vlib_set_queue_signal_callback (vm, memclnt_queue_callback);
-
- if ((rv = memory_api_init(am->region_name)) < 0) {
- clib_warning("memory_api_init returned %d, wait for godot...", rv);
- vlib_process_suspend (vm, 1e70);
+ uword mp;
+ vl_shmem_hdr_t *shm;
+ unix_shared_memory_queue_t *q;
+ clib_error_t *e;
+ int rv;
+ api_main_t *am = &api_main;
+ f64 dead_client_scan_time;
+ f64 sleep_time, start_time;
+ f64 vector_rate;
+
+ vlib_set_queue_signal_callback (vm, memclnt_queue_callback);
+
+ if ((rv = memory_api_init (am->region_name)) < 0)
+ {
+ clib_warning ("memory_api_init returned %d, wait for godot...", rv);
+ vlib_process_suspend (vm, 1e70);
}
- shm = am->shmem_hdr;
- ASSERT(shm);
- q = shm->vl_input_queue;
- ASSERT(q);
-
- e = vlib_call_init_exit_functions
- (vm, vm->api_init_function_registrations, 1 /* call_once */);
- if (e)
- clib_error_report (e);
-
- sleep_time = 20.0;
- dead_client_scan_time = vlib_time_now(vm) + 20.0;
-
- /* $$$ pay attention to frame size, control CPU usage */
- while (1) {
- uword event_type __attribute__((unused));
- i8 *headp;
- int need_broadcast;
-
- /*
- * There's a reason for checking the queue before
- * sleeping. If the vlib application crashes, it's entirely
- * possible for a client to enqueue a connect request
- * during the process restart interval.
- *
- * Unless some force of physics causes the new incarnation
- * of the application to process the request, the client will
- * sit and wait for Godot...
- */
- vector_rate = vlib_last_vector_length_per_node(vm);
- start_time = vlib_time_now (vm);
- while (1) {
- pthread_mutex_lock (&q->mutex);
- if (q->cursize == 0) {
- vm->api_queue_nonempty = 0;
- pthread_mutex_unlock (&q->mutex);
-
- if (TRACE_VLIB_MEMORY_QUEUE)
- {
- ELOG_TYPE_DECLARE (e) = {
- .format = "q-underflow: len %d",
- .format_args = "i4",
+ shm = am->shmem_hdr;
+ ASSERT (shm);
+ q = shm->vl_input_queue;
+ ASSERT (q);
+
+ e = vlib_call_init_exit_functions
+ (vm, vm->api_init_function_registrations, 1 /* call_once */ );
+ if (e)
+ clib_error_report (e);
+
+ sleep_time = 20.0;
+ dead_client_scan_time = vlib_time_now (vm) + 20.0;
+
+ /* $$$ pay attention to frame size, control CPU usage */
+ while (1)
+ {
+ uword event_type __attribute__ ((unused));
+ i8 *headp;
+ int need_broadcast;
+
+ /*
+ * There's a reason for checking the queue before
+ * sleeping. If the vlib application crashes, it's entirely
+ * possible for a client to enqueue a connect request
+ * during the process restart interval.
+ *
+ * Unless some force of physics causes the new incarnation
+ * of the application to process the request, the client will
+ * sit and wait for Godot...
+ */
+ vector_rate = vlib_last_vector_length_per_node (vm);
+ start_time = vlib_time_now (vm);
+ while (1)
+ {
+ pthread_mutex_lock (&q->mutex);
+ if (q->cursize == 0)
+ {
+ vm->api_queue_nonempty = 0;
+ pthread_mutex_unlock (&q->mutex);
+
+ if (TRACE_VLIB_MEMORY_QUEUE)
+ {
+ /* *INDENT-OFF* */
+ ELOG_TYPE_DECLARE (e) =
+ {
+ .format = "q-underflow: len %d",
+ .format_args = "i4",
};
- struct { u32 len; } * ed;
- ed = ELOG_DATA (&vm->elog_main, e);
- ed->len = 0;
- }
- sleep_time = 20.0;
- break;
- }
-
- headp = (i8 *) (q->data + sizeof(uword)*q->head);
- clib_memcpy (&mp, headp, sizeof(uword));
-
- q->head++;
- need_broadcast = (q->cursize == q->maxsize/2);
- q->cursize--;
-
- if (PREDICT_FALSE(q->head == q->maxsize))
- q->head = 0;
- pthread_mutex_unlock(&q->mutex);
- if (need_broadcast)
- (void) pthread_cond_broadcast(&q->condvar);
-
- vl_msg_api_handler_with_vm_node (am, (void *)mp, vm, node);
-
- /* Allow no more than 10us without a pause */
- if (vlib_time_now(vm) > start_time + 10e-6) {
- int index = SLEEP_400_US;
- if (vector_rate > 40.0)
- sleep_time = 400e-6;
- else if (vector_rate > 20.0) {
- index = SLEEP_200_US;
- sleep_time = 200e-6;
- } else if (vector_rate >= 1.0) {
- index = SLEEP_100_US;
- sleep_time = 100e-6;
- }
- else {
- index = SLEEP_10_US;
- sleep_time = 10e-6;
- }
- vector_rate_histogram[index] += 1;
- break;
- }
- }
-
- event_type = vlib_process_wait_for_event_or_clock (vm, sleep_time);
- vm->queue_signal_pending = 0;
- vlib_process_get_events (vm, 0 /* event_data */);
-
- if (vlib_time_now (vm) > dead_client_scan_time) {
- vl_api_registration_t **regpp;
- vl_api_registration_t *regp;
- unix_shared_memory_queue_t *q;
- static u32 * dead_indices;
- static u32 * confused_indices;
-
- vec_reset_length (dead_indices);
- vec_reset_length (confused_indices);
-
- pool_foreach (regpp, am->vl_clients,
- ({
- regp = *regpp;
-
- if (regp) {
- q = regp->vl_input_queue;
- if (kill (q->consumer_pid, 0) < 0) {
- vec_add1(dead_indices, regpp - am->vl_clients);
- }
- } else {
- clib_warning ("NULL client registration index %d",
- regpp - am->vl_clients);
- vec_add1 (confused_indices, regpp - am->vl_clients);
- }
- }));
- /* This should "never happen," but if it does, fix it... */
- if (PREDICT_FALSE (vec_len(confused_indices) > 0)) {
- int i;
- for (i = 0; i < vec_len (confused_indices); i++) {
- pool_put_index (am->vl_clients, confused_indices[i]);
- }
- }
-
- if (PREDICT_FALSE (vec_len(dead_indices) > 0)) {
- int i;
- svm_region_t *svm;
- void * oldheap;
-
- /* Allow the application to clean up its registrations */
- for (i = 0; i < vec_len(dead_indices); i++) {
- regpp = pool_elt_at_index (am->vl_clients, dead_indices[i]);
- if (regpp) {
- u32 handle;
-
- handle = vl_msg_api_handle_from_index_and_epoch
- (dead_indices[i], shm->application_restarts);
- (void) vl_api_memclnt_delete_callback (handle);
- }
- }
-
- svm = am->vlib_rp;
- pthread_mutex_lock (&svm->mutex);
- oldheap = svm_push_data_heap(svm);
-
- for (i = 0; i < vec_len(dead_indices); i++) {
- regpp = pool_elt_at_index (am->vl_clients, dead_indices[i]);
- if (regpp) {
- /* Poison the old registration */
- memset (*regpp, 0xF3, sizeof (**regpp));
- clib_mem_free (*regpp);
- /* no dangling references, please */
- *regpp = 0;
- } else {
- svm_pop_heap (oldheap);
- clib_warning ("Duplicate free, client index %d",
- regpp - am->vl_clients);
- oldheap = svm_push_data_heap(svm);
- }
- }
-
- svm_client_scan_this_region_nolock (am->vlib_rp);
-
- pthread_mutex_unlock(&svm->mutex);
- svm_pop_heap (oldheap);
- for (i = 0; i < vec_len (dead_indices); i++)
- pool_put_index (am->vl_clients, dead_indices[i]);
- }
-
- dead_client_scan_time = vlib_time_now (vm) + 20.0;
- }
-
- if (TRACE_VLIB_MEMORY_QUEUE)
- {
- ELOG_TYPE_DECLARE (e) = {
- .format = "q-awake: len %d",
- .format_args = "i4",
- };
- struct { u32 len; } * ed;
- ed = ELOG_DATA (&vm->elog_main, e);
- ed->len = q->cursize;
- }
+ /* *INDENT-ON* */
+ struct
+ {
+ u32 len;
+ } *ed;
+ ed = ELOG_DATA (&vm->elog_main, e);
+ ed->len = 0;
+ }
+ sleep_time = 20.0;
+ break;
+ }
+
+ headp = (i8 *) (q->data + sizeof (uword) * q->head);
+ clib_memcpy (&mp, headp, sizeof (uword));
+
+ q->head++;
+ need_broadcast = (q->cursize == q->maxsize / 2);
+ q->cursize--;
+
+ if (PREDICT_FALSE (q->head == q->maxsize))
+ q->head = 0;
+ pthread_mutex_unlock (&q->mutex);
+ if (need_broadcast)
+ (void) pthread_cond_broadcast (&q->condvar);
+
+ vl_msg_api_handler_with_vm_node (am, (void *) mp, vm, node);
+
+ /* Allow no more than 10us without a pause */
+ if (vlib_time_now (vm) > start_time + 10e-6)
+ {
+ int index = SLEEP_400_US;
+ if (vector_rate > 40.0)
+ sleep_time = 400e-6;
+ else if (vector_rate > 20.0)
+ {
+ index = SLEEP_200_US;
+ sleep_time = 200e-6;
+ }
+ else if (vector_rate >= 1.0)
+ {
+ index = SLEEP_100_US;
+ sleep_time = 100e-6;
+ }
+ else
+ {
+ index = SLEEP_10_US;
+ sleep_time = 10e-6;
+ }
+ vector_rate_histogram[index] += 1;
+ break;
+ }
+ }
+
+ event_type = vlib_process_wait_for_event_or_clock (vm, sleep_time);
+ vm->queue_signal_pending = 0;
+ vlib_process_get_events (vm, 0 /* event_data */ );
+
+ if (vlib_time_now (vm) > dead_client_scan_time)
+ {
+ vl_api_registration_t **regpp;
+ vl_api_registration_t *regp;
+ unix_shared_memory_queue_t *q;
+ static u32 *dead_indices;
+ static u32 *confused_indices;
+
+ vec_reset_length (dead_indices);
+ vec_reset_length (confused_indices);
+
+ /* *INDENT-OFF* */
+ pool_foreach (regpp, am->vl_clients,
+ ({
+ regp = *regpp;
+ if (regp)
+ {
+ q = regp->vl_input_queue;
+ if (kill (q->consumer_pid, 0) < 0)
+ {
+ vec_add1(dead_indices, regpp - am->vl_clients);
+ }
+ }
+ else
+ {
+ clib_warning ("NULL client registration index %d",
+ regpp - am->vl_clients);
+ vec_add1 (confused_indices, regpp - am->vl_clients);
+ }
+ }));
+ /* *INDENT-ON* */
+ /* This should "never happen," but if it does, fix it... */
+ if (PREDICT_FALSE (vec_len (confused_indices) > 0))
+ {
+ int i;
+ for (i = 0; i < vec_len (confused_indices); i++)
+ {
+ pool_put_index (am->vl_clients, confused_indices[i]);
+ }
+ }
+
+ if (PREDICT_FALSE (vec_len (dead_indices) > 0))
+ {
+ int i;
+ svm_region_t *svm;
+ void *oldheap;
+
+ /* Allow the application to clean up its registrations */
+ for (i = 0; i < vec_len (dead_indices); i++)
+ {
+ regpp = pool_elt_at_index (am->vl_clients, dead_indices[i]);
+ if (regpp)
+ {
+ u32 handle;
+
+ handle = vl_msg_api_handle_from_index_and_epoch
+ (dead_indices[i], shm->application_restarts);
+ (void) vl_api_memclnt_delete_callback (handle);
+ }
+ }
+
+ svm = am->vlib_rp;
+ pthread_mutex_lock (&svm->mutex);
+ oldheap = svm_push_data_heap (svm);
+
+ for (i = 0; i < vec_len (dead_indices); i++)
+ {
+ regpp = pool_elt_at_index (am->vl_clients, dead_indices[i]);
+ if (regpp)
+ {
+ /* Poison the old registration */
+ memset (*regpp, 0xF3, sizeof (**regpp));
+ clib_mem_free (*regpp);
+ /* no dangling references, please */
+ *regpp = 0;
+ }
+ else
+ {
+ svm_pop_heap (oldheap);
+ clib_warning ("Duplicate free, client index %d",
+ regpp - am->vl_clients);
+ oldheap = svm_push_data_heap (svm);
+ }
+ }
+
+ svm_client_scan_this_region_nolock (am->vlib_rp);
+
+ pthread_mutex_unlock (&svm->mutex);
+ svm_pop_heap (oldheap);
+ for (i = 0; i < vec_len (dead_indices); i++)
+ pool_put_index (am->vl_clients, dead_indices[i]);
+ }
+
+ dead_client_scan_time = vlib_time_now (vm) + 20.0;
+ }
+
+ if (TRACE_VLIB_MEMORY_QUEUE)
+ {
+ /* *INDENT-OFF* */
+ ELOG_TYPE_DECLARE (e) = {
+ .format = "q-awake: len %d",
+ .format_args = "i4",
+ };
+ /* *INDENT-ON* */
+ struct
+ {
+ u32 len;
+ } *ed;
+ ed = ELOG_DATA (&vm->elog_main, e);
+ ed->len = q->cursize;
+ }
}
- return 0;
+ return 0;
}
static clib_error_t *
-vl_api_show_histogram_command(vlib_main_t * vm,
- unformat_input_t * input,
- vlib_cli_command_t * cli_cmd)
+vl_api_show_histogram_command (vlib_main_t * vm,
+ unformat_input_t * input,
+ vlib_cli_command_t * cli_cmd)
{
- u64 total_counts = 0;
- int i;
-
- for (i = 0; i < SLEEP_N_BUCKETS; i++) {
- total_counts += vector_rate_histogram [i];
+ u64 total_counts = 0;
+ int i;
+
+ for (i = 0; i < SLEEP_N_BUCKETS; i++)
+ {
+ total_counts += vector_rate_histogram[i];
}
- if (total_counts == 0) {
- vlib_cli_output (vm, "No control-plane activity.");
- return 0;
+ if (total_counts == 0)
+ {
+ vlib_cli_output (vm, "No control-plane activity.");
+ return 0;
}
#define _(n) \
@@ -581,473 +636,536 @@ vl_api_show_histogram_command(vlib_main_t * vm,
vector_rate_histogram[SLEEP_##n##_US], \
percent); \
} while (0);
- foreach_histogram_bucket;
+ foreach_histogram_bucket;
#undef _
- return 0;
+ return 0;
}
+/* *INDENT-OFF* */
VLIB_CLI_COMMAND (cli_show_api_histogram_command, static) = {
- .path = "show api histogram",
- .short_help = "show api histogram",
- .function = vl_api_show_histogram_command,
+ .path = "show api histogram",
+ .short_help = "show api histogram",
+ .function = vl_api_show_histogram_command,
};
+/* *INDENT-ON* */
static clib_error_t *
-vl_api_clear_histogram_command(vlib_main_t * vm,
- unformat_input_t * input,
- vlib_cli_command_t * cli_cmd)
+vl_api_clear_histogram_command (vlib_main_t * vm,
+ unformat_input_t * input,
+ vlib_cli_command_t * cli_cmd)
{
- int i;
+ int i;
- for (i = 0; i < SLEEP_N_BUCKETS; i++)
- vector_rate_histogram[i] = 0;
- return 0;
+ for (i = 0; i < SLEEP_N_BUCKETS; i++)
+ vector_rate_histogram[i] = 0;
+ return 0;
}
+/* *INDENT-OFF* */
VLIB_CLI_COMMAND (cli_clear_api_histogram_command, static) = {
.path = "clear api histogram",
.short_help = "clear api histogram",
.function = vl_api_clear_histogram_command,
};
+/* *INDENT-ON* */
+/* *INDENT-OFF* */
VLIB_REGISTER_NODE (memclnt_node,static) = {
.function = memclnt_process,
.type = VLIB_NODE_TYPE_PROCESS,
.name = "api-rx-from-ring",
.state = VLIB_NODE_STATE_DISABLED,
};
+/* *INDENT-ON* */
-static void
-memclnt_queue_callback (vlib_main_t *vm)
+static void
+memclnt_queue_callback (vlib_main_t * vm)
{
- static volatile int * cursizep;
+ static volatile int *cursizep;
if (PREDICT_FALSE (cursizep == 0))
{
api_main_t *am = &api_main;
vl_shmem_hdr_t *shmem_hdr = am->shmem_hdr;
- unix_shared_memory_queue_t * q;
-
+ unix_shared_memory_queue_t *q;
+
if (shmem_hdr == 0)
- return;
-
+ return;
+
q = shmem_hdr->vl_input_queue;
if (q == 0)
- return;
+ return;
cursizep = &q->cursize;
}
-
+
if (*cursizep >= 1)
{
vm->queue_signal_pending = 1;
vm->api_queue_nonempty = 1;
- vlib_process_signal_event (vm, memclnt_node.index,
- /* event_type */ 0, /* event_data */ 0);
+ vlib_process_signal_event (vm, memclnt_node.index,
+ /* event_type */ 0, /* event_data */ 0);
}
}
-void vl_enable_disable_memory_api (vlib_main_t *vm, int enable)
+void
+vl_enable_disable_memory_api (vlib_main_t * vm, int enable)
{
- vlib_node_set_state (vm, memclnt_node.index,
- (enable
- ? VLIB_NODE_STATE_POLLING
- : VLIB_NODE_STATE_DISABLED));
+ vlib_node_set_state (vm, memclnt_node.index,
+ (enable
+ ? VLIB_NODE_STATE_POLLING
+ : VLIB_NODE_STATE_DISABLED));
}
static uword
api_rx_from_node (vlib_main_t * vm,
- vlib_node_runtime_t * node,
- vlib_frame_t * frame)
+ vlib_node_runtime_t * node, vlib_frame_t * frame)
{
- uword n_packets = frame->n_vectors;
- uword n_left_from;
- u32 * from;
- static u8 * long_msg;
-
- vec_validate (long_msg, 4095);
- n_left_from = frame->n_vectors;
- from = vlib_frame_args (frame);
-
- while (n_left_from > 0) {
- u32 bi0;
- vlib_buffer_t * b0;
- void * msg;
- uword msg_len;
-
- bi0 = from[0];
- b0 = vlib_get_buffer (vm, bi0);
- from += 1;
- n_left_from -= 1;
-
- msg = b0->data + b0->current_data;
- msg_len = b0->current_length;
- if (b0->flags & VLIB_BUFFER_NEXT_PRESENT) {
- ASSERT (long_msg != 0);
- _vec_len (long_msg) = 0;
- vec_add (long_msg, msg, msg_len);
- while (b0->flags & VLIB_BUFFER_NEXT_PRESENT) {
- b0 = vlib_get_buffer (vm, b0->next_buffer);
- msg = b0->data + b0->current_data;
- msg_len = b0->current_length;
- vec_add (long_msg, msg, msg_len);
- }
- msg = long_msg;
- }
- vl_msg_api_handler_no_trace_no_free (msg);
+ uword n_packets = frame->n_vectors;
+ uword n_left_from;
+ u32 *from;
+ static u8 *long_msg;
+
+ vec_validate (long_msg, 4095);
+ n_left_from = frame->n_vectors;
+ from = vlib_frame_args (frame);
+
+ while (n_left_from > 0)
+ {
+ u32 bi0;
+ vlib_buffer_t *b0;
+ void *msg;
+ uword msg_len;
+
+ bi0 = from[0];
+ b0 = vlib_get_buffer (vm, bi0);
+ from += 1;
+ n_left_from -= 1;
+
+ msg = b0->data + b0->current_data;
+ msg_len = b0->current_length;
+ if (b0->flags & VLIB_BUFFER_NEXT_PRESENT)
+ {
+ ASSERT (long_msg != 0);
+ _vec_len (long_msg) = 0;
+ vec_add (long_msg, msg, msg_len);
+ while (b0->flags & VLIB_BUFFER_NEXT_PRESENT)
+ {
+ b0 = vlib_get_buffer (vm, b0->next_buffer);
+ msg = b0->data + b0->current_data;
+ msg_len = b0->current_length;
+ vec_add (long_msg, msg, msg_len);
+ }
+ msg = long_msg;
+ }
+ vl_msg_api_handler_no_trace_no_free (msg);
}
- /* Free what we've been given. */
- vlib_buffer_free (vm, vlib_frame_args (frame), n_packets);
+ /* Free what we've been given. */
+ vlib_buffer_free (vm, vlib_frame_args (frame), n_packets);
- return n_packets;
+ return n_packets;
}
+/* *INDENT-OFF* */
VLIB_REGISTER_NODE (api_rx_from_node_node,static) = {
.function = api_rx_from_node,
.type = VLIB_NODE_TYPE_INTERNAL,
.vector_size = 4,
.name = "api-rx-from-node",
};
+/* *INDENT-ON* */
static clib_error_t *
setup_memclnt_exit (vlib_main_t * vm)
{
- atexit (vl_unmap_shmem);
- return 0;
+ atexit (vl_unmap_shmem);
+ return 0;
}
VLIB_INIT_FUNCTION (setup_memclnt_exit);
static clib_error_t *
-vl_api_ring_command(vlib_main_t * vm,
- unformat_input_t * input,
- vlib_cli_command_t * cli_cmd)
+vl_api_ring_command (vlib_main_t * vm,
+ unformat_input_t * input, vlib_cli_command_t * cli_cmd)
{
- int i;
- ring_alloc_t *ap;
- vl_shmem_hdr_t *shmem_hdr;
- api_main_t *am = &api_main;
+ int i;
+ ring_alloc_t *ap;
+ vl_shmem_hdr_t *shmem_hdr;
+ api_main_t *am = &api_main;
- shmem_hdr = am->shmem_hdr;
+ shmem_hdr = am->shmem_hdr;
- if (shmem_hdr == 0) {
- vlib_cli_output (vm, "Shared memory segment not initialized...\n");
- return 0;
+ if (shmem_hdr == 0)
+ {
+ vlib_cli_output (vm, "Shared memory segment not initialized...\n");
+ return 0;
}
- vlib_cli_output (vm, "%8s %8s %8s %8s %8s\n",
- "Owner", "Size", "Nitems", "Hits", "Misses");
+ vlib_cli_output (vm, "%8s %8s %8s %8s %8s\n",
+ "Owner", "Size", "Nitems", "Hits", "Misses");
- ap = shmem_hdr->vl_rings;
+ ap = shmem_hdr->vl_rings;
- for (i = 0; i < vec_len(shmem_hdr->vl_rings); i++) {
- vlib_cli_output(vm, "%8s %8d %8d %8d %8d\n",
- "vlib", ap->size, ap->nitems, ap->hits, ap->misses);
- ap++;
+ for (i = 0; i < vec_len (shmem_hdr->vl_rings); i++)
+ {
+ vlib_cli_output (vm, "%8s %8d %8d %8d %8d\n",
+ "vlib", ap->size, ap->nitems, ap->hits, ap->misses);
+ ap++;
}
- ap = shmem_hdr->client_rings;
+ ap = shmem_hdr->client_rings;
- for (i = 0; i < vec_len(shmem_hdr->client_rings); i++) {
- vlib_cli_output(vm, "%8s %8d %8d %8d %8d\n",
- "clnt", ap->size, ap->nitems, ap->hits, ap->misses);
- ap++;
+ for (i = 0; i < vec_len (shmem_hdr->client_rings); i++)
+ {
+ vlib_cli_output (vm, "%8s %8d %8d %8d %8d\n",
+ "clnt", ap->size, ap->nitems, ap->hits, ap->misses);
+ ap++;
}
- vlib_cli_output (vm, "%d ring miss fallback allocations\n",
- am->ring_misses);
+ vlib_cli_output (vm, "%d ring miss fallback allocations\n",
+ am->ring_misses);
- vlib_cli_output (vm, "%d application restarts, %d reclaimed msgs\n",
- shmem_hdr->application_restarts,
- shmem_hdr->restart_reclaims);
- return 0;
+ vlib_cli_output (vm, "%d application restarts, %d reclaimed msgs\n",
+ shmem_hdr->application_restarts,
+ shmem_hdr->restart_reclaims);
+ return 0;
}
-void dump_socket_clients (vlib_main_t *vm, api_main_t *am)
- __attribute__((weak));
+void dump_socket_clients (vlib_main_t * vm, api_main_t * am)
+ __attribute__ ((weak));
-void dump_socket_clients (vlib_main_t *vm, api_main_t *am)
+void
+dump_socket_clients (vlib_main_t * vm, api_main_t * am)
{
}
static clib_error_t *
-vl_api_client_command(vlib_main_t * vm,
- unformat_input_t * input,
- vlib_cli_command_t * cli_cmd)
+vl_api_client_command (vlib_main_t * vm,
+ unformat_input_t * input, vlib_cli_command_t * cli_cmd)
{
- vl_api_registration_t **regpp, *regp;
- unix_shared_memory_queue_t *q;
- char *health;
- api_main_t *am = &api_main;
- u32 * confused_indices = 0;
-
- if (!pool_elts (am->vl_clients))
- goto socket_clients;
- vlib_cli_output (vm, "Shared memory clients");
- vlib_cli_output (vm, "%16s %8s %14s %18s %s",
- "Name", "PID", "Queue Length", "Queue VA", "Health");
-
- pool_foreach (regpp, am->vl_clients,
- ({
- regp = *regpp;
-
- if (regp) {
- q = regp->vl_input_queue;
- if (kill (q->consumer_pid, 0) < 0) {
- health = "DEAD";
- } else {
- health = "alive";
- }
- vlib_cli_output (vm, "%16s %8d %14d 0x%016llx %s\n",
- regp->name, q->consumer_pid, q->cursize,
- q, health);
- } else {
- clib_warning ("NULL client registration index %d",
- regpp - am->vl_clients);
- vec_add1 (confused_indices, regpp - am->vl_clients);
- }
- }));
-
- /* This should "never happen," but if it does, fix it... */
- if (PREDICT_FALSE (vec_len(confused_indices) > 0)) {
- int i;
- for (i = 0; i < vec_len (confused_indices); i++) {
- pool_put_index (am->vl_clients, confused_indices[i]);
- }
+ vl_api_registration_t **regpp, *regp;
+ unix_shared_memory_queue_t *q;
+ char *health;
+ api_main_t *am = &api_main;
+ u32 *confused_indices = 0;
+
+ if (!pool_elts (am->vl_clients))
+ goto socket_clients;
+ vlib_cli_output (vm, "Shared memory clients");
+ vlib_cli_output (vm, "%16s %8s %14s %18s %s",
+ "Name", "PID", "Queue Length", "Queue VA", "Health");
+
+ /* *INDENT-OFF* */
+ pool_foreach (regpp, am->vl_clients,
+ ({
+ regp = *regpp;
+
+ if (regp)
+ {
+ q = regp->vl_input_queue;
+ if (kill (q->consumer_pid, 0) < 0)
+ {
+ health = "DEAD";
+ }
+ else
+ {
+ health = "alive";
+ }
+ vlib_cli_output (vm, "%16s %8d %14d 0x%016llx %s\n",
+ regp->name, q->consumer_pid, q->cursize,
+ q, health);
+ }
+ else
+ {
+ clib_warning ("NULL client registration index %d",
+ regpp - am->vl_clients);
+ vec_add1 (confused_indices, regpp - am->vl_clients);
+ }
+ }));
+ /* *INDENT-ON* */
+
+ /* This should "never happen," but if it does, fix it... */
+ if (PREDICT_FALSE (vec_len (confused_indices) > 0))
+ {
+ int i;
+ for (i = 0; i < vec_len (confused_indices); i++)
+ {
+ pool_put_index (am->vl_clients, confused_indices[i]);
+ }
}
- vec_free (confused_indices);
+ vec_free (confused_indices);
- if (am->missing_clients)
- vlib_cli_output (vm, "%u messages with missing clients",
- am->missing_clients);
+ if (am->missing_clients)
+ vlib_cli_output (vm, "%u messages with missing clients",
+ am->missing_clients);
socket_clients:
- dump_socket_clients (vm, am);
+ dump_socket_clients (vm, am);
- return 0;
+ return 0;
}
+/* *INDENT-OFF* */
VLIB_CLI_COMMAND (cli_show_api_command, static) = {
.path = "show api",
.short_help = "Show API information",
};
+/* *INDENT-ON* */
+/* *INDENT-OFF* */
VLIB_CLI_COMMAND (cli_show_api_ring_command, static) = {
.path = "show api ring-stats",
.short_help = "Message ring statistics",
.function = vl_api_ring_command,
};
+/* *INDENT-ON* */
+/* *INDENT-OFF* */
VLIB_CLI_COMMAND (cli_show_api_clients_command, static) = {
.path = "show api clients",
.short_help = "Client information",
.function = vl_api_client_command,
};
+/* *INDENT-ON* */
static clib_error_t *
-vl_api_message_table_command(vlib_main_t * vm,
- unformat_input_t * input,
- vlib_cli_command_t * cli_cmd)
+vl_api_message_table_command (vlib_main_t * vm,
+ unformat_input_t * input,
+ vlib_cli_command_t * cli_cmd)
{
- api_main_t *am = &api_main;
- int i;
- int verbose = 0;
-
- if (unformat (input, "verbose"))
- verbose = 1;
+ api_main_t *am = &api_main;
+ int i;
+ int verbose = 0;
+ if (unformat (input, "verbose"))
+ verbose = 1;
- if (verbose == 0)
- vlib_cli_output (vm, "%-4s %s", "ID", "Name");
- else
- vlib_cli_output (vm, "%-4s %-40s %6s %7s", "ID", "Name", "Bounce",
- "MP-safe");
-
- for (i = 1; i < vec_len (am->msg_names); i++) {
- if (verbose == 0) {
- vlib_cli_output (vm, "%-4d %s", i,
- am->msg_names[i] ? am->msg_names[i] :
- " [no handler]");
- } else {
- vlib_cli_output (vm, "%-4d %-40s %6d %7d", i,
- am->msg_names[i] ? am->msg_names[i] :
- " [no handler]", am->message_bounce[i],
- am->is_mp_safe[i]);
- }
+
+ if (verbose == 0)
+ vlib_cli_output (vm, "%-4s %s", "ID", "Name");
+ else
+ vlib_cli_output (vm, "%-4s %-40s %6s %7s", "ID", "Name", "Bounce",
+ "MP-safe");
+
+ for (i = 1; i < vec_len (am->msg_names); i++)
+ {
+ if (verbose == 0)
+ {
+ vlib_cli_output (vm, "%-4d %s", i,
+ am->msg_names[i] ? am->msg_names[i] :
+ " [no handler]");
+ }
+ else
+ {
+ vlib_cli_output (vm, "%-4d %-40s %6d %7d", i,
+ am->msg_names[i] ? am->msg_names[i] :
+ " [no handler]", am->message_bounce[i],
+ am->is_mp_safe[i]);
+ }
}
- return 0;
+ return 0;
}
+/* *INDENT-OFF* */
VLIB_CLI_COMMAND (cli_show_api_message_table_command, static) = {
.path = "show api message-table",
.short_help = "Message Table",
.function = vl_api_message_table_command,
};
+/* *INDENT-ON* */
-void vl_api_trace_print_file_cmd(vlib_main_t *vm, u32 first, u32 last,
- u8 *filename)
+void
+vl_api_trace_print_file_cmd (vlib_main_t * vm, u32 first, u32 last,
+ u8 * filename)
{
- FILE *fp;
- static vl_api_trace_t *tp = 0;
- int endian_swap = 0;
- u32 i;
- u16 msg_id;
- static u8 *msg_buf=0;
- void (*endian_fp)(void *);
- u8 *(*print_fp)(void *, void *);
- int size;
- api_main_t *am = &api_main;
-
- /*
- * On-demand: allocate enough space for the largest message
- */
- if (msg_buf == 0) {
- vec_validate(tp, 0);
- int max_size = 0;
- for (i = 0; i < vec_len(am->api_trace_cfg); i++) {
- if (am->api_trace_cfg[i].size > max_size)
- max_size = am->api_trace_cfg[i].size;
- }
- /* round size to a multiple of the cache-line size */
- max_size = (max_size + (CLIB_CACHE_LINE_BYTES-1)) &
- (~(CLIB_CACHE_LINE_BYTES-1));
- vec_validate (msg_buf, max_size-1);
+ FILE *fp;
+ static vl_api_trace_t *tp = 0;
+ int endian_swap = 0;
+ u32 i;
+ u16 msg_id;
+ static u8 *msg_buf = 0;
+ void (*endian_fp) (void *);
+ u8 *(*print_fp) (void *, void *);
+ int size;
+ api_main_t *am = &api_main;
+
+ /*
+ * On-demand: allocate enough space for the largest message
+ */
+ if (msg_buf == 0)
+ {
+ vec_validate (tp, 0);
+ int max_size = 0;
+ for (i = 0; i < vec_len (am->api_trace_cfg); i++)
+ {
+ if (am->api_trace_cfg[i].size > max_size)
+ max_size = am->api_trace_cfg[i].size;
+ }
+ /* round size to a multiple of the cache-line size */
+ max_size = (max_size + (CLIB_CACHE_LINE_BYTES - 1)) &
+ (~(CLIB_CACHE_LINE_BYTES - 1));
+ vec_validate (msg_buf, max_size - 1);
}
- fp = fopen ((char *)filename, "r");
+ fp = fopen ((char *) filename, "r");
- if (fp == NULL) {
- vlib_cli_output (vm, "Couldn't open %s\n", filename);
- return;
+ if (fp == NULL)
+ {
+ vlib_cli_output (vm, "Couldn't open %s\n", filename);
+ return;
}
- /* first, fish the header record from the file */
+ /* first, fish the header record from the file */
- if (fread(tp, sizeof(*tp), 1, fp) != 1) {
- fclose(fp);
- vlib_cli_output (vm, "Header read error\n");
- return;
+ if (fread (tp, sizeof (*tp), 1, fp) != 1)
+ {
+ fclose (fp);
+ vlib_cli_output (vm, "Header read error\n");
+ return;
}
- /* Endian swap required? */
- if (clib_arch_is_big_endian != tp->endian) {
- endian_swap = 1;
+ /* Endian swap required? */
+ if (clib_arch_is_big_endian != tp->endian)
+ {
+ endian_swap = 1;
}
-
- for (i = 0; i <= last; i++) {
- /* First 2 bytes are the message type */
- if (fread(&msg_id, sizeof(u16), 1, fp) != 1) {
- break;
- }
- msg_id = ntohs(msg_id);
-
- fseek(fp, -2, SEEK_CUR);
-
- /* Mild sanity check */
- if (msg_id >= vec_len(am->msg_handlers)) {
- fclose(fp);
- vlib_cli_output (vm, "msg_id %d out of bounds\n",
- msg_id);
- return;
- }
-
- size = am->api_trace_cfg[msg_id].size;
-
- if (fread(msg_buf, size, 1, fp) != 1) {
- fclose(fp);
- vlib_cli_output (vm, "read error on %s\n", filename);
- return;
- }
-
- if (i < first)
- continue;
-
- if (endian_swap) {
- endian_fp = am->msg_endian_handlers[msg_id];
- (*endian_fp)(msg_buf);
- }
-
- vlib_cli_output (vm, "[%d]: %s\n", i,
- am->msg_names[msg_id]);
-
- print_fp = (void *)am->msg_print_handlers[msg_id];
- (*print_fp)(msg_buf, vm);
- vlib_cli_output (vm, "-------------\n");
+
+ for (i = 0; i <= last; i++)
+ {
+ /* First 2 bytes are the message type */
+ if (fread (&msg_id, sizeof (u16), 1, fp) != 1)
+ {
+ break;
+ }
+ msg_id = ntohs (msg_id);
+
+ fseek (fp, -2, SEEK_CUR);
+
+ /* Mild sanity check */
+ if (msg_id >= vec_len (am->msg_handlers))
+ {
+ fclose (fp);
+ vlib_cli_output (vm, "msg_id %d out of bounds\n", msg_id);
+ return;
+ }
+
+ size = am->api_trace_cfg[msg_id].size;
+
+ if (fread (msg_buf, size, 1, fp) != 1)
+ {
+ fclose (fp);
+ vlib_cli_output (vm, "read error on %s\n", filename);
+ return;
+ }
+
+ if (i < first)
+ continue;
+
+ if (endian_swap)
+ {
+ endian_fp = am->msg_endian_handlers[msg_id];
+ (*endian_fp) (msg_buf);
+ }
+
+ vlib_cli_output (vm, "[%d]: %s\n", i, am->msg_names[msg_id]);
+
+ print_fp = (void *) am->msg_print_handlers[msg_id];
+ (*print_fp) (msg_buf, vm);
+ vlib_cli_output (vm, "-------------\n");
}
- fclose(fp);
+ fclose (fp);
}
static clib_error_t *
-vl_api_trace_command(vlib_main_t * vm,
- unformat_input_t * input,
- vlib_cli_command_t * cli_cmd)
+vl_api_trace_command (vlib_main_t * vm,
+ unformat_input_t * input, vlib_cli_command_t * cli_cmd)
{
- u32 nitems=1024;
- vl_api_trace_which_t which=VL_API_TRACE_RX;
- u8 *filename;
- u32 first = 0;
- u32 last = ~0;
- api_main_t *am = &api_main;
-
- while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT) {
- if (unformat (input, "rx nitems %u", &nitems)
- || unformat (input, "rx"))
- goto configure;
- else if (unformat (input, "tx nitems %u", &nitems)
- || unformat (input, "tx")) {
- which = VL_API_TRACE_RX;
- goto configure;
- } else if (unformat (input, "on rx")) {
- vl_msg_api_trace_onoff (am, VL_API_TRACE_RX, 1);
- } else if (unformat (input, "on tx")) {
- vl_msg_api_trace_onoff (am, VL_API_TRACE_TX, 1);
- } else if (unformat (input, "on")) {
- vl_msg_api_trace_onoff (am, VL_API_TRACE_RX, 1);
- } else if (unformat (input, "off")) {
- vl_msg_api_trace_onoff (am, VL_API_TRACE_RX, 0);
- vl_msg_api_trace_onoff (am, VL_API_TRACE_TX, 0);
- } else if (unformat (input, "free")) {
- vl_msg_api_trace_onoff (am, VL_API_TRACE_RX, 0);
- vl_msg_api_trace_onoff (am, VL_API_TRACE_TX, 0);
- vl_msg_api_trace_free (am, VL_API_TRACE_RX);
- vl_msg_api_trace_free (am, VL_API_TRACE_TX);
- } else if (unformat (input, "print %s from %d to %d", &filename,
- &first, &last)
- || unformat (input, "print %s", &filename)) {
- goto print;
- } else if (unformat (input, "debug on")) {
- am->msg_print_flag = 1;
- } else if (unformat (input, "debug off")) {
- am->msg_print_flag = 0;
- }
- else
- return clib_error_return (0, "unknown input `%U'",
- format_unformat_error, input);
+ u32 nitems = 1024;
+ vl_api_trace_which_t which = VL_API_TRACE_RX;
+ u8 *filename;
+ u32 first = 0;
+ u32 last = ~0;
+ api_main_t *am = &api_main;
+
+ while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
+ {
+ if (unformat (input, "rx nitems %u", &nitems) || unformat (input, "rx"))
+ goto configure;
+ else if (unformat (input, "tx nitems %u", &nitems)
+ || unformat (input, "tx"))
+ {
+ which = VL_API_TRACE_RX;
+ goto configure;
+ }
+ else if (unformat (input, "on rx"))
+ {
+ vl_msg_api_trace_onoff (am, VL_API_TRACE_RX, 1);
+ }
+ else if (unformat (input, "on tx"))
+ {
+ vl_msg_api_trace_onoff (am, VL_API_TRACE_TX, 1);
+ }
+ else if (unformat (input, "on"))
+ {
+ vl_msg_api_trace_onoff (am, VL_API_TRACE_RX, 1);
+ }
+ else if (unformat (input, "off"))
+ {
+ vl_msg_api_trace_onoff (am, VL_API_TRACE_RX, 0);
+ vl_msg_api_trace_onoff (am, VL_API_TRACE_TX, 0);
+ }
+ else if (unformat (input, "free"))
+ {
+ vl_msg_api_trace_onoff (am, VL_API_TRACE_RX, 0);
+ vl_msg_api_trace_onoff (am, VL_API_TRACE_TX, 0);
+ vl_msg_api_trace_free (am, VL_API_TRACE_RX);
+ vl_msg_api_trace_free (am, VL_API_TRACE_TX);
+ }
+ else if (unformat (input, "print %s from %d to %d", &filename,
+ &first, &last)
+ || unformat (input, "print %s", &filename))
+ {
+ goto print;
+ }
+ else if (unformat (input, "debug on"))
+ {
+ am->msg_print_flag = 1;
+ }
+ else if (unformat (input, "debug off"))
+ {
+ am->msg_print_flag = 0;
+ }
+ else
+ return clib_error_return (0, "unknown input `%U'",
+ format_unformat_error, input);
}
- return 0;
+ return 0;
- print:
- vl_api_trace_print_file_cmd (vm, first, last, filename);
- goto out;
+print:
+ vl_api_trace_print_file_cmd (vm, first, last, filename);
+ goto out;
- configure:
- if (vl_msg_api_trace_configure (am, which, nitems)) {
- vlib_cli_output (vm, "warning: trace configure error (%d, %d)",
- which, nitems);
+configure:
+ if (vl_msg_api_trace_configure (am, which, nitems))
+ {
+ vlib_cli_output (vm, "warning: trace configure error (%d, %d)",
+ which, nitems);
}
- out:
- return 0;
+out:
+ return 0;
}
+/* *INDENT-OFF* */
VLIB_CLI_COMMAND (trace, static) = {
.path = "set api-trace",
.short_help = "API trace",
.function = vl_api_trace_command,
};
+/* *INDENT-ON* */
clib_error_t *
vlibmemory_init (vlib_main_t * vm)
@@ -1060,106 +1178,113 @@ vlibmemory_init (vlib_main_t * vm)
VLIB_INIT_FUNCTION (vlibmemory_init);
-void vl_set_memory_region_name (char *name)
+void
+vl_set_memory_region_name (char *name)
{
- api_main_t *am = &api_main;
+ api_main_t *am = &api_main;
- am->region_name = name;
+ am->region_name = name;
}
-static int range_compare (vl_api_msg_range_t * a0, vl_api_msg_range_t * a1)
+static int
+range_compare (vl_api_msg_range_t * a0, vl_api_msg_range_t * a1)
{
- int len0, len1, clen;
+ int len0, len1, clen;
- len0 = vec_len (a0->name);
- len1 = vec_len (a1->name);
- clen = len0 < len1 ? len0 : len1;
- return (strncmp ((char *) a0->name, (char *)a1->name, clen));
+ len0 = vec_len (a0->name);
+ len1 = vec_len (a1->name);
+ clen = len0 < len1 ? len0 : len1;
+ return (strncmp ((char *) a0->name, (char *) a1->name, clen));
}
-static u8 * format_api_msg_range (u8 * s, va_list * args)
+static u8 *
+format_api_msg_range (u8 * s, va_list * args)
{
- vl_api_msg_range_t * rp = va_arg (*args, vl_api_msg_range_t *);
+ vl_api_msg_range_t *rp = va_arg (*args, vl_api_msg_range_t *);
- if (rp == 0)
- s = format (s, "%-20s%9s%9s", "Name", "First-ID", "Last-ID");
- else
- s = format (s, "%-20s%9d%9d", rp->name, rp->first_msg_id,
- rp->last_msg_id);
-
- return s;
+ if (rp == 0)
+ s = format (s, "%-20s%9s%9s", "Name", "First-ID", "Last-ID");
+ else
+ s = format (s, "%-20s%9d%9d", rp->name, rp->first_msg_id,
+ rp->last_msg_id);
+
+ return s;
}
static clib_error_t *
-vl_api_show_plugin_command(vlib_main_t * vm,
- unformat_input_t * input,
- vlib_cli_command_t * cli_cmd)
+vl_api_show_plugin_command (vlib_main_t * vm,
+ unformat_input_t * input,
+ vlib_cli_command_t * cli_cmd)
{
- api_main_t *am = &api_main;
- vl_api_msg_range_t * rp = 0;
- int i;
-
- if (vec_len (am->msg_ranges) == 0) {
- vlib_cli_output (vm, "No plugin API message ranges configured...");
- return 0;
+ api_main_t *am = &api_main;
+ vl_api_msg_range_t *rp = 0;
+ int i;
+
+ if (vec_len (am->msg_ranges) == 0)
+ {
+ vlib_cli_output (vm, "No plugin API message ranges configured...");
+ return 0;
}
-
- rp = vec_dup (am->msg_ranges);
- vec_sort_with_function (rp, range_compare);
-
- vlib_cli_output (vm, "Plugin API message ID ranges...\n");
- vlib_cli_output (vm, "%U", format_api_msg_range, 0 /* header */);
+ rp = vec_dup (am->msg_ranges);
+
+ vec_sort_with_function (rp, range_compare);
+
+ vlib_cli_output (vm, "Plugin API message ID ranges...\n");
+ vlib_cli_output (vm, "%U", format_api_msg_range, 0 /* header */ );
- for (i = 0; i < vec_len (rp); i++)
- vlib_cli_output (vm, "%U", format_api_msg_range, rp+i);
+ for (i = 0; i < vec_len (rp); i++)
+ vlib_cli_output (vm, "%U", format_api_msg_range, rp + i);
- return 0;
+ return 0;
}
+/* *INDENT-OFF* */
VLIB_CLI_COMMAND (cli_show_api_plugin_command, static) = {
.path = "show api plugin",
.short_help = "show api plugin",
.function = vl_api_show_plugin_command,
};
+/* *INDENT-ON* */
-static void vl_api_rpc_call_t_handler (vl_api_rpc_call_t * mp)
+static void
+vl_api_rpc_call_t_handler (vl_api_rpc_call_t * mp)
{
- vl_api_rpc_reply_t * rmp;
- int (*fp)(void *);
+ vl_api_rpc_reply_t *rmp;
+ int (*fp) (void *);
i32 rv = 0;
- vlib_main_t * vm = vlib_get_main();
+ vlib_main_t *vm = vlib_get_main ();
if (mp->function == 0)
{
rv = -1;
clib_warning ("rpc NULL function pointer");
}
-
+
else
{
if (mp->need_barrier_sync)
- vlib_worker_thread_barrier_sync (vm);
+ vlib_worker_thread_barrier_sync (vm);
- fp = uword_to_pointer(mp->function, int(*)(void *));
- rv = fp(mp->data);
+ fp = uword_to_pointer (mp->function, int (*)(void *));
+ rv = fp (mp->data);
if (mp->need_barrier_sync)
- vlib_worker_thread_barrier_release (vm);
+ vlib_worker_thread_barrier_release (vm);
}
if (mp->send_reply)
{
- unix_shared_memory_queue_t * q =
- vl_api_client_index_to_input_queue (mp->client_index);
+ unix_shared_memory_queue_t *q =
+ vl_api_client_index_to_input_queue (mp->client_index);
if (q)
- {
- rmp = vl_msg_api_alloc_as_if_client (sizeof (*rmp));
- rmp->_vl_msg_id = ntohs (VL_API_RPC_REPLY);
- rmp->context = mp->context;
- rmp->retval = rv;
- vl_msg_api_send_shmem (q, (u8 *)&rmp);
- }
+ {
+ rmp = vl_msg_api_alloc_as_if_client (sizeof (*rmp));
+ rmp->_vl_msg_id = ntohs (VL_API_RPC_REPLY);
+ rmp->context = mp->context;
+ rmp->retval = rv;
+ vl_msg_api_send_shmem (q, (u8 *) & rmp);
+ }
}
if (mp->multicast)
{
@@ -1167,12 +1292,16 @@ static void vl_api_rpc_call_t_handler (vl_api_rpc_call_t * mp)
}
}
-static void vl_api_rpc_reply_t_handler (vl_api_rpc_reply_t * mp)
-{ clib_warning ("unimplemented"); }
+static void
+vl_api_rpc_reply_t_handler (vl_api_rpc_reply_t * mp)
+{
+ clib_warning ("unimplemented");
+}
-void vl_api_rpc_call_main_thread (void *fp, u8 * data, u32 data_length)
+void
+vl_api_rpc_call_main_thread (void *fp, u8 * data, u32 data_length)
{
- vl_api_rpc_call_t * mp;
+ vl_api_rpc_call_t *mp;
api_main_t *am = &api_main;
vl_shmem_hdr_t *shmem_hdr = am->shmem_hdr;
@@ -1180,11 +1309,11 @@ void vl_api_rpc_call_main_thread (void *fp, u8 * data, u32 data_length)
memset (mp, 0, sizeof (*mp));
clib_memcpy (mp->data, data, data_length);
mp->_vl_msg_id = ntohs (VL_API_RPC_CALL);
- mp->function = pointer_to_uword(fp);
+ mp->function = pointer_to_uword (fp);
mp->need_barrier_sync = 1;
-
+
/* Use the "normal" control-plane mechanism for the main thread */
- vl_msg_api_send_shmem (shmem_hdr->vl_input_queue, (u8 *)&mp);
+ vl_msg_api_send_shmem (shmem_hdr->vl_input_queue, (u8 *) & mp);
}
#define foreach_rpc_api_msg \
@@ -1192,7 +1321,7 @@ _(RPC_CALL,rpc_call) \
_(RPC_REPLY,rpc_reply)
static clib_error_t *
-rpc_api_hookup (vlib_main_t *vm)
+rpc_api_hookup (vlib_main_t * vm)
{
#define _(N,n) \
vl_msg_api_set_handlers(VL_API_##N, #n, \
@@ -1200,10 +1329,18 @@ rpc_api_hookup (vlib_main_t *vm)
vl_noop_handler, \
vl_noop_handler, \
vl_api_##n##_t_print, \
- sizeof(vl_api_##n##_t), 0 /* do not trace */);
- foreach_rpc_api_msg;
+ sizeof(vl_api_##n##_t), 0 /* do not trace */);
+ foreach_rpc_api_msg;
#undef _
- return 0;
+ return 0;
}
-VLIB_API_INIT_FUNCTION(rpc_api_hookup);
+VLIB_API_INIT_FUNCTION (rpc_api_hookup);
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */
diff --git a/vlib-api/vlibmemory/unix_shared_memory_queue.c b/vlib-api/vlibmemory/unix_shared_memory_queue.c
index b8182658f65..25d28910706 100644
--- a/vlib-api/vlibmemory/unix_shared_memory_queue.c
+++ b/vlib-api/vlibmemory/unix_shared_memory_queue.c
@@ -1,4 +1,4 @@
-/*
+/*
*------------------------------------------------------------------
* unix_shared_memory_queue.c - unidirectional shared-memory queues
*
@@ -29,7 +29,7 @@
/*
* unix_shared_memory_queue_init
- *
+ *
* nels = number of elements on the queue
* elsize = element size, presumably 4 and cacheline-size will
* be popular choices.
@@ -46,246 +46,279 @@
* The spp process / main thread allocates one of these
* at startup; its main input queue. The spp main input queue
* has a pointer to it in the shared memory segment header.
- *
- * You probably want to be on an svm data heap before calling this
+ *
+ * You probably want to be on an svm data heap before calling this
* function.
*/
unix_shared_memory_queue_t *
-unix_shared_memory_queue_init(int nels,
- int elsize,
- int consumer_pid,
- int signal_when_queue_non_empty)
+unix_shared_memory_queue_init (int nels,
+ int elsize,
+ int consumer_pid,
+ int signal_when_queue_non_empty)
{
- unix_shared_memory_queue_t *q;
- pthread_mutexattr_t attr;
- pthread_condattr_t cattr;
-
- q = clib_mem_alloc_aligned(sizeof(unix_shared_memory_queue_t)
- + nels*elsize, CLIB_CACHE_LINE_BYTES);
- memset(q, 0, sizeof (*q));
-
- q->elsize = elsize;
- q->maxsize = nels;
- q->consumer_pid = consumer_pid;
- q->signal_when_queue_non_empty = signal_when_queue_non_empty;
-
- memset(&attr,0,sizeof(attr));
- memset(&cattr,0,sizeof(attr));
-
- if (pthread_mutexattr_init(&attr))
- clib_unix_warning("mutexattr_init");
- if (pthread_mutexattr_setpshared(&attr, PTHREAD_PROCESS_SHARED))
- clib_unix_warning("pthread_mutexattr_setpshared");
- if (pthread_mutex_init(&q->mutex, &attr))
- clib_unix_warning("mutex_init");
- if (pthread_mutexattr_destroy(&attr))
- clib_unix_warning("mutexattr_destroy");
- if (pthread_condattr_init(&cattr))
- clib_unix_warning("condattr_init");
- /* prints funny-looking messages in the Linux target */
- if (pthread_condattr_setpshared(&cattr, PTHREAD_PROCESS_SHARED))
- clib_unix_warning("condattr_setpshared");
- if (pthread_cond_init(&q->condvar, &cattr))
- clib_unix_warning("cond_init1");
- if(pthread_condattr_destroy(&cattr))
- clib_unix_warning("cond_init2");
-
- return(q);
+ unix_shared_memory_queue_t *q;
+ pthread_mutexattr_t attr;
+ pthread_condattr_t cattr;
+
+ q = clib_mem_alloc_aligned (sizeof (unix_shared_memory_queue_t)
+ + nels * elsize, CLIB_CACHE_LINE_BYTES);
+ memset (q, 0, sizeof (*q));
+
+ q->elsize = elsize;
+ q->maxsize = nels;
+ q->consumer_pid = consumer_pid;
+ q->signal_when_queue_non_empty = signal_when_queue_non_empty;
+
+ memset (&attr, 0, sizeof (attr));
+ memset (&cattr, 0, sizeof (attr));
+
+ if (pthread_mutexattr_init (&attr))
+ clib_unix_warning ("mutexattr_init");
+ if (pthread_mutexattr_setpshared (&attr, PTHREAD_PROCESS_SHARED))
+ clib_unix_warning ("pthread_mutexattr_setpshared");
+ if (pthread_mutex_init (&q->mutex, &attr))
+ clib_unix_warning ("mutex_init");
+ if (pthread_mutexattr_destroy (&attr))
+ clib_unix_warning ("mutexattr_destroy");
+ if (pthread_condattr_init (&cattr))
+ clib_unix_warning ("condattr_init");
+ /* prints funny-looking messages in the Linux target */
+ if (pthread_condattr_setpshared (&cattr, PTHREAD_PROCESS_SHARED))
+ clib_unix_warning ("condattr_setpshared");
+ if (pthread_cond_init (&q->condvar, &cattr))
+ clib_unix_warning ("cond_init1");
+ if (pthread_condattr_destroy (&cattr))
+ clib_unix_warning ("cond_init2");
+
+ return (q);
}
/*
* unix_shared_memory_queue_free
*/
-void unix_shared_memory_queue_free(unix_shared_memory_queue_t *q)
+void
+unix_shared_memory_queue_free (unix_shared_memory_queue_t * q)
{
- (void) pthread_mutex_destroy(&q->mutex);
- (void) pthread_cond_destroy(&q->condvar);
- clib_mem_free(q);
+ (void) pthread_mutex_destroy (&q->mutex);
+ (void) pthread_cond_destroy (&q->condvar);
+ clib_mem_free (q);
}
-void unix_shared_memory_queue_lock (unix_shared_memory_queue_t *q)
+void
+unix_shared_memory_queue_lock (unix_shared_memory_queue_t * q)
{
- pthread_mutex_lock(&q->mutex);
+ pthread_mutex_lock (&q->mutex);
}
-void unix_shared_memory_queue_unlock (unix_shared_memory_queue_t *q)
+void
+unix_shared_memory_queue_unlock (unix_shared_memory_queue_t * q)
{
- pthread_mutex_unlock(&q->mutex);
+ pthread_mutex_unlock (&q->mutex);
}
-int unix_shared_memory_queue_is_full (unix_shared_memory_queue_t *q)
+int
+unix_shared_memory_queue_is_full (unix_shared_memory_queue_t * q)
{
- return q->cursize == q->maxsize;
+ return q->cursize == q->maxsize;
}
/*
* unix_shared_memory_queue_add_nolock
*/
-int unix_shared_memory_queue_add_nolock (unix_shared_memory_queue_t *q,
- u8 *elem)
+int
+unix_shared_memory_queue_add_nolock (unix_shared_memory_queue_t * q,
+ u8 * elem)
{
- i8 *tailp;
- int need_broadcast=0;
-
- if (PREDICT_FALSE(q->cursize == q->maxsize)) {
- while(q->cursize == q->maxsize) {
- (void) pthread_cond_wait(&q->condvar, &q->mutex);
- }
+ i8 *tailp;
+ int need_broadcast = 0;
+
+ if (PREDICT_FALSE (q->cursize == q->maxsize))
+ {
+ while (q->cursize == q->maxsize)
+ {
+ (void) pthread_cond_wait (&q->condvar, &q->mutex);
+ }
}
-
- tailp = (i8 *)(&q->data[0] + q->elsize*q->tail);
- clib_memcpy(tailp, elem, q->elsize);
- q->tail++;
- q->cursize++;
+ tailp = (i8 *) (&q->data[0] + q->elsize * q->tail);
+ clib_memcpy (tailp, elem, q->elsize);
- need_broadcast = (q->cursize == 1);
+ q->tail++;
+ q->cursize++;
- if (q->tail == q->maxsize)
- q->tail = 0;
+ need_broadcast = (q->cursize == 1);
- if (need_broadcast) {
- (void) pthread_cond_broadcast(&q->condvar);
- if (q->signal_when_queue_non_empty)
- kill (q->consumer_pid, q->signal_when_queue_non_empty);
+ if (q->tail == q->maxsize)
+ q->tail = 0;
+
+ if (need_broadcast)
+ {
+ (void) pthread_cond_broadcast (&q->condvar);
+ if (q->signal_when_queue_non_empty)
+ kill (q->consumer_pid, q->signal_when_queue_non_empty);
}
- return 0;
+ return 0;
}
-int unix_shared_memory_queue_add_raw (unix_shared_memory_queue_t *q,
- u8 *elem)
+int
+unix_shared_memory_queue_add_raw (unix_shared_memory_queue_t * q, u8 * elem)
{
- i8 *tailp;
-
- if (PREDICT_FALSE(q->cursize == q->maxsize)) {
- while(q->cursize == q->maxsize)
- ;
+ i8 *tailp;
+
+ if (PREDICT_FALSE (q->cursize == q->maxsize))
+ {
+ while (q->cursize == q->maxsize)
+ ;
}
-
- tailp = (i8 *)(&q->data[0] + q->elsize*q->tail);
- clib_memcpy(tailp, elem, q->elsize);
- q->tail++;
- q->cursize++;
+ tailp = (i8 *) (&q->data[0] + q->elsize * q->tail);
+ clib_memcpy (tailp, elem, q->elsize);
- if (q->tail == q->maxsize)
- q->tail = 0;
- return 0;
+ q->tail++;
+ q->cursize++;
+
+ if (q->tail == q->maxsize)
+ q->tail = 0;
+ return 0;
}
/*
* unix_shared_memory_queue_add
*/
-int unix_shared_memory_queue_add (unix_shared_memory_queue_t *q,
- u8 *elem, int nowait)
+int
+unix_shared_memory_queue_add (unix_shared_memory_queue_t * q,
+ u8 * elem, int nowait)
{
- i8 *tailp;
- int need_broadcast=0;
-
- if (nowait) {
- /* zero on success */
- if (pthread_mutex_trylock (&q->mutex)) {
- return (-1);
- }
- } else
- pthread_mutex_lock(&q->mutex);
-
- if (PREDICT_FALSE(q->cursize == q->maxsize)) {
- if (nowait) {
- pthread_mutex_unlock(&q->mutex);
- return (-2);
- }
- while(q->cursize == q->maxsize) {
- (void) pthread_cond_wait(&q->condvar, &q->mutex);
- }
+ i8 *tailp;
+ int need_broadcast = 0;
+
+ if (nowait)
+ {
+ /* zero on success */
+ if (pthread_mutex_trylock (&q->mutex))
+ {
+ return (-1);
+ }
+ }
+ else
+ pthread_mutex_lock (&q->mutex);
+
+ if (PREDICT_FALSE (q->cursize == q->maxsize))
+ {
+ if (nowait)
+ {
+ pthread_mutex_unlock (&q->mutex);
+ return (-2);
+ }
+ while (q->cursize == q->maxsize)
+ {
+ (void) pthread_cond_wait (&q->condvar, &q->mutex);
+ }
}
-
- tailp = (i8 *)(&q->data[0] + q->elsize*q->tail);
- clib_memcpy(tailp, elem, q->elsize);
- q->tail++;
- q->cursize++;
+ tailp = (i8 *) (&q->data[0] + q->elsize * q->tail);
+ clib_memcpy (tailp, elem, q->elsize);
+
+ q->tail++;
+ q->cursize++;
- need_broadcast = (q->cursize == 1);
+ need_broadcast = (q->cursize == 1);
- if (q->tail == q->maxsize)
- q->tail = 0;
+ if (q->tail == q->maxsize)
+ q->tail = 0;
- if (need_broadcast) {
- (void) pthread_cond_broadcast(&q->condvar);
- if (q->signal_when_queue_non_empty)
- kill (q->consumer_pid, q->signal_when_queue_non_empty);
+ if (need_broadcast)
+ {
+ (void) pthread_cond_broadcast (&q->condvar);
+ if (q->signal_when_queue_non_empty)
+ kill (q->consumer_pid, q->signal_when_queue_non_empty);
}
- pthread_mutex_unlock(&q->mutex);
+ pthread_mutex_unlock (&q->mutex);
- return 0;
+ return 0;
}
/*
* unix_shared_memory_queue_sub
*/
-int unix_shared_memory_queue_sub(unix_shared_memory_queue_t *q,
- u8 *elem, int nowait)
+int
+unix_shared_memory_queue_sub (unix_shared_memory_queue_t * q,
+ u8 * elem, int nowait)
{
- i8 *headp;
- int need_broadcast=0;
-
- if (nowait) {
- /* zero on success */
- if (pthread_mutex_trylock (&q->mutex)) {
- return (-1);
- }
- } else
- pthread_mutex_lock(&q->mutex);
-
- if (PREDICT_FALSE(q->cursize == 0)) {
- if (nowait) {
- pthread_mutex_unlock(&q->mutex);
- return (-2);
- }
- while (q->cursize == 0) {
- (void) pthread_cond_wait(&q->condvar, &q->mutex);
- }
+ i8 *headp;
+ int need_broadcast = 0;
+
+ if (nowait)
+ {
+ /* zero on success */
+ if (pthread_mutex_trylock (&q->mutex))
+ {
+ return (-1);
+ }
}
-
- headp = (i8 *)(&q->data[0] + q->elsize*q->head);
- clib_memcpy(elem, headp, q->elsize);
-
- q->head++;
- if (q->cursize == q->maxsize)
- need_broadcast = 1;
+ else
+ pthread_mutex_lock (&q->mutex);
+
+ if (PREDICT_FALSE (q->cursize == 0))
+ {
+ if (nowait)
+ {
+ pthread_mutex_unlock (&q->mutex);
+ return (-2);
+ }
+ while (q->cursize == 0)
+ {
+ (void) pthread_cond_wait (&q->condvar, &q->mutex);
+ }
+ }
+
+ headp = (i8 *) (&q->data[0] + q->elsize * q->head);
+ clib_memcpy (elem, headp, q->elsize);
- q->cursize--;
+ q->head++;
+ if (q->cursize == q->maxsize)
+ need_broadcast = 1;
- if(q->head == q->maxsize)
- q->head = 0;
+ q->cursize--;
- if (need_broadcast)
- (void) pthread_cond_broadcast(&q->condvar);
-
- pthread_mutex_unlock(&q->mutex);
+ if (q->head == q->maxsize)
+ q->head = 0;
- return 0;
+ if (need_broadcast)
+ (void) pthread_cond_broadcast (&q->condvar);
+
+ pthread_mutex_unlock (&q->mutex);
+
+ return 0;
}
-int unix_shared_memory_queue_sub_raw (unix_shared_memory_queue_t *q,
- u8 *elem)
+int
+unix_shared_memory_queue_sub_raw (unix_shared_memory_queue_t * q, u8 * elem)
{
- i8 *headp;
-
- if (PREDICT_FALSE(q->cursize == 0)) {
- while (q->cursize == 0)
- ;
+ i8 *headp;
+
+ if (PREDICT_FALSE (q->cursize == 0))
+ {
+ while (q->cursize == 0)
+ ;
}
-
- headp = (i8 *)(&q->data[0] + q->elsize*q->head);
- clib_memcpy(elem, headp, q->elsize);
-
- q->head++;
- q->cursize--;
-
- if(q->head == q->maxsize)
- q->head = 0;
- return 0;
+
+ headp = (i8 *) (&q->data[0] + q->elsize * q->head);
+ clib_memcpy (elem, headp, q->elsize);
+
+ q->head++;
+ q->cursize--;
+
+ if (q->head == q->maxsize)
+ q->head = 0;
+ return 0;
}
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */
diff --git a/vlib-api/vlibmemory/unix_shared_memory_queue.h b/vlib-api/vlibmemory/unix_shared_memory_queue.h
index 86bc49fc28f..f758f17c856 100644
--- a/vlib-api/vlibmemory/unix_shared_memory_queue.h
+++ b/vlib-api/vlibmemory/unix_shared_memory_queue.h
@@ -1,7 +1,7 @@
-/*
+/*
*------------------------------------------------------------------
* unix_shared_memory_queue.h - shared-memory queues
- *
+ *
* Copyright (c) 2009 Cisco and/or its affiliates.
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@@ -23,38 +23,47 @@
#include <pthread.h>
#include <vppinfra/mem.h>
-typedef struct _unix_shared_memory_queue {
- pthread_mutex_t mutex; /* 8 bytes */
- pthread_cond_t condvar; /* 8 bytes */
- int head;
- int tail;
- int cursize;
- int maxsize;
- int elsize;
- int consumer_pid;
- int signal_when_queue_non_empty;
- char data[0];
+typedef struct _unix_shared_memory_queue
+{
+ pthread_mutex_t mutex; /* 8 bytes */
+ pthread_cond_t condvar; /* 8 bytes */
+ int head;
+ int tail;
+ int cursize;
+ int maxsize;
+ int elsize;
+ int consumer_pid;
+ int signal_when_queue_non_empty;
+ char data[0];
} unix_shared_memory_queue_t;
-unix_shared_memory_queue_t *
-unix_shared_memory_queue_init(int nels,
- int elsize,
- int consumer_pid,
- int signal_when_queue_non_empty);
-void unix_shared_memory_queue_free(unix_shared_memory_queue_t *q);
-int unix_shared_memory_queue_add (unix_shared_memory_queue_t *q,
- u8 *elem, int nowait);
-int unix_shared_memory_queue_sub(unix_shared_memory_queue_t *q,
- u8 *elem, int nowait);
-void unix_shared_memory_queue_lock (unix_shared_memory_queue_t *q);
-void unix_shared_memory_queue_unlock (unix_shared_memory_queue_t *q);
-int unix_shared_memory_queue_is_full (unix_shared_memory_queue_t *q);
-int unix_shared_memory_queue_add_nolock (unix_shared_memory_queue_t *q,
- u8 *elem);
+unix_shared_memory_queue_t *unix_shared_memory_queue_init (int nels,
+ int elsize,
+ int consumer_pid,
+ int
+ signal_when_queue_non_empty);
+void unix_shared_memory_queue_free (unix_shared_memory_queue_t * q);
+int unix_shared_memory_queue_add (unix_shared_memory_queue_t * q,
+ u8 * elem, int nowait);
+int unix_shared_memory_queue_sub (unix_shared_memory_queue_t * q,
+ u8 * elem, int nowait);
+void unix_shared_memory_queue_lock (unix_shared_memory_queue_t * q);
+void unix_shared_memory_queue_unlock (unix_shared_memory_queue_t * q);
+int unix_shared_memory_queue_is_full (unix_shared_memory_queue_t * q);
+int unix_shared_memory_queue_add_nolock (unix_shared_memory_queue_t * q,
+ u8 * elem);
-int unix_shared_memory_queue_sub_raw (unix_shared_memory_queue_t *q,
- u8 *elem);
-int unix_shared_memory_queue_add_raw (unix_shared_memory_queue_t *q,
- u8 *elem);
+int unix_shared_memory_queue_sub_raw (unix_shared_memory_queue_t * q,
+ u8 * elem);
+int unix_shared_memory_queue_add_raw (unix_shared_memory_queue_t * q,
+ u8 * elem);
#endif /* included_unix_shared_memory_queue_h */
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */
diff --git a/vlib-api/vlibmemory/vl_memory_api_h.h b/vlib-api/vlibmemory/vl_memory_api_h.h
index f4bee91df54..63d9a395629 100644
--- a/vlib-api/vlibmemory/vl_memory_api_h.h
+++ b/vlib-api/vlibmemory/vl_memory_api_h.h
@@ -1,4 +1,4 @@
-/*
+/*
*------------------------------------------------------------------
* vl_memory_api_h.h - memory API headers, in a specific order.
*
@@ -19,7 +19,15 @@
/*
* Add to the bottom of the #include list, or elves will steal your
- * keyboard in the middle of the night!
+ * keyboard in the middle of the night!
*/
#include <vlibmemory/memclnt.api.h>
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */
diff --git a/vlib-api/vlibmemory/vl_memory_msg_enum.h b/vlib-api/vlibmemory/vl_memory_msg_enum.h
index 262a54323dc..974c0c21409 100644
--- a/vlib-api/vlibmemory/vl_memory_msg_enum.h
+++ b/vlib-api/vlibmemory/vl_memory_msg_enum.h
@@ -1,4 +1,4 @@
-/*
+/*
*------------------------------------------------------------------
* vl_memory_msg_enum.h - Our view of how to number API messages
* Clients have their own view, which has to agree with ours.
@@ -24,10 +24,19 @@
#include <vppinfra/byte_order.h>
#define vl_msg_id(n,h) n,
-typedef enum {
- VL_ILLEGAL_MESSAGE_ID=0,
+typedef enum
+{
+ VL_ILLEGAL_MESSAGE_ID = 0,
#include <vlibmemory/vl_memory_api_h.h>
} vl_msg_id_t;
#undef vl_msg_id
#endif /* __VL_MSG_ENUM_H__ */
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */