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Diffstat (limited to 'src/vnet/hdlc/hdlc.c')
-rw-r--r--src/vnet/hdlc/hdlc.c109
1 files changed, 60 insertions, 49 deletions
diff --git a/src/vnet/hdlc/hdlc.c b/src/vnet/hdlc/hdlc.c
index abb0dc3d221..e072bd46c95 100644
--- a/src/vnet/hdlc/hdlc.c
+++ b/src/vnet/hdlc/hdlc.c
@@ -43,11 +43,12 @@
/* Global main structure. */
hdlc_main_t hdlc_main;
-u8 * format_hdlc_protocol (u8 * s, va_list * args)
+u8 *
+format_hdlc_protocol (u8 * s, va_list * args)
{
hdlc_protocol_t p = va_arg (*args, u32);
- hdlc_main_t * pm = &hdlc_main;
- hdlc_protocol_info_t * pi = hdlc_get_protocol_info (pm, p);
+ hdlc_main_t *pm = &hdlc_main;
+ hdlc_protocol_info_t *pi = hdlc_get_protocol_info (pm, p);
if (pi)
s = format (s, "%s", pi->name);
@@ -57,10 +58,11 @@ u8 * format_hdlc_protocol (u8 * s, va_list * args)
return s;
}
-u8 * format_hdlc_header_with_length (u8 * s, va_list * args)
+u8 *
+format_hdlc_header_with_length (u8 * s, va_list * args)
{
- hdlc_main_t * pm = &hdlc_main;
- hdlc_header_t * h = va_arg (*args, hdlc_header_t *);
+ hdlc_main_t *pm = &hdlc_main;
+ hdlc_header_t *h = va_arg (*args, hdlc_header_t *);
u32 max_header_bytes = va_arg (*args, u32);
hdlc_protocol_t p = clib_net_to_host_u16 (h->protocol);
u32 indent, header_bytes;
@@ -80,8 +82,8 @@ u8 * format_hdlc_header_with_length (u8 * s, va_list * args)
if (max_header_bytes != 0 && header_bytes > max_header_bytes)
{
- hdlc_protocol_info_t * pi = hdlc_get_protocol_info (pm, p);
- vlib_node_t * node = vlib_get_node (pm->vlib_main, pi->node_index);
+ hdlc_protocol_info_t *pi = hdlc_get_protocol_info (pm, p);
+ vlib_node_t *node = vlib_get_node (pm->vlib_main, pi->node_index);
if (node->format_buffer)
s = format (s, "\n%U%U",
format_white_space, indent,
@@ -92,24 +94,24 @@ u8 * format_hdlc_header_with_length (u8 * s, va_list * args)
return s;
}
-u8 * format_hdlc_header (u8 * s, va_list * args)
+u8 *
+format_hdlc_header (u8 * s, va_list * args)
{
- hdlc_header_t * h = va_arg (*args, hdlc_header_t *);
+ hdlc_header_t *h = va_arg (*args, hdlc_header_t *);
return format (s, "%U", format_hdlc_header_with_length, h, 0);
}
/* Returns hdlc protocol as an int in host byte order. */
uword
unformat_hdlc_protocol_host_byte_order (unformat_input_t * input,
- va_list * args)
+ va_list * args)
{
- u16 * result = va_arg (*args, u16 *);
- hdlc_main_t * pm = &hdlc_main;
+ u16 *result = va_arg (*args, u16 *);
+ hdlc_main_t *pm = &hdlc_main;
int p, i;
/* Numeric type. */
- if (unformat (input, "0x%x", &p)
- || unformat (input, "%d", &p))
+ if (unformat (input, "0x%x", &p) || unformat (input, "%d", &p))
{
if (p >= (1 << 16))
return 0;
@@ -121,7 +123,7 @@ unformat_hdlc_protocol_host_byte_order (unformat_input_t * input,
if (unformat_user (input, unformat_vlib_number_by_name,
pm->protocol_info_by_name, &i))
{
- hdlc_protocol_info_t * pi = vec_elt_at_index (pm->protocol_infos, i);
+ hdlc_protocol_info_t *pi = vec_elt_at_index (pm->protocol_infos, i);
*result = pi->protocol;
return 1;
}
@@ -131,24 +133,23 @@ unformat_hdlc_protocol_host_byte_order (unformat_input_t * input,
uword
unformat_hdlc_protocol_net_byte_order (unformat_input_t * input,
- va_list * args)
+ va_list * args)
{
- u16 * result = va_arg (*args, u16 *);
- if (! unformat_user (input, unformat_hdlc_protocol_host_byte_order, result))
+ u16 *result = va_arg (*args, u16 *);
+ if (!unformat_user (input, unformat_hdlc_protocol_host_byte_order, result))
return 0;
- *result = clib_host_to_net_u16 ((u16) *result);
+ *result = clib_host_to_net_u16 ((u16) * result);
return 1;
}
uword
unformat_hdlc_header (unformat_input_t * input, va_list * args)
{
- u8 ** result = va_arg (*args, u8 **);
- hdlc_header_t _h, * h = &_h;
+ u8 **result = va_arg (*args, u8 **);
+ hdlc_header_t _h, *h = &_h;
u16 p;
- if (! unformat (input, "%U",
- unformat_hdlc_protocol_host_byte_order, &p))
+ if (!unformat (input, "%U", unformat_hdlc_protocol_host_byte_order, &p))
return 0;
h->address = 0xff;
@@ -157,45 +158,46 @@ unformat_hdlc_header (unformat_input_t * input, va_list * args)
/* Add header to result. */
{
- void * p;
+ void *p;
u32 n_bytes = sizeof (h[0]);
vec_add2 (*result, p, n_bytes);
clib_memcpy (p, h, n_bytes);
}
-
+
return 1;
}
-static u8*
+static u8 *
hdlc_build_rewrite (vnet_main_t * vnm,
u32 sw_if_index,
- vnet_link_t link_type,
- const void *dst_address)
+ vnet_link_t link_type, const void *dst_address)
{
- hdlc_header_t * h;
- u8* rewrite = NULL;
+ hdlc_header_t *h;
+ u8 *rewrite = NULL;
hdlc_protocol_t protocol;
- switch (link_type) {
+ switch (link_type)
+ {
#define _(a,b) case VNET_LINK_##a: protocol = HDLC_PROTOCOL_##b; break
- _ (IP4, ip4);
- _ (IP6, ip6);
- _ (MPLS, mpls_unicast);
+ _(IP4, ip4);
+ _(IP6, ip6);
+ _(MPLS, mpls_unicast);
#undef _
- default:
+ default:
return (NULL);
- }
+ }
- vec_validate(rewrite, sizeof(*h)-1);
- h = (hdlc_header_t *)rewrite;
+ vec_validate (rewrite, sizeof (*h) - 1);
+ h = (hdlc_header_t *) rewrite;
h->address = 0x0f;
h->control = 0x00;
h->protocol = clib_host_to_net_u16 (protocol);
-
+
return (rewrite);
}
+/* *INDENT-OFF* */
VNET_HW_INTERFACE_CLASS (hdlc_hw_interface_class) = {
.name = "HDLC",
.format_header = format_hdlc_header_with_length,
@@ -203,12 +205,12 @@ VNET_HW_INTERFACE_CLASS (hdlc_hw_interface_class) = {
.build_rewrite = hdlc_build_rewrite,
.flags = VNET_HW_INTERFACE_CLASS_FLAG_P2P,
};
+/* *INDENT-ON* */
-static void add_protocol (hdlc_main_t * pm,
- hdlc_protocol_t protocol,
- char * protocol_name)
+static void
+add_protocol (hdlc_main_t * pm, hdlc_protocol_t protocol, char *protocol_name)
{
- hdlc_protocol_info_t * pi;
+ hdlc_protocol_info_t *pi;
u32 i;
vec_add2 (pm->protocol_infos, pi, 1);
@@ -222,9 +224,10 @@ static void add_protocol (hdlc_main_t * pm,
hash_set_mem (pm->protocol_info_by_name, pi->name, i);
}
-static clib_error_t * hdlc_init (vlib_main_t * vm)
+static clib_error_t *
+hdlc_init (vlib_main_t * vm)
{
- hdlc_main_t * pm = &hdlc_main;
+ hdlc_main_t *pm = &hdlc_main;
memset (pm, 0, sizeof (pm[0]));
pm->vlib_main = vm;
@@ -235,15 +238,23 @@ static clib_error_t * hdlc_init (vlib_main_t * vm)
#define _(n,s) add_protocol (pm, HDLC_PROTOCOL_##s, #s);
foreach_hdlc_protocol
#undef _
-
- return vlib_call_init_function (vm, hdlc_input_init);
+ return vlib_call_init_function (vm, hdlc_input_init);
}
VLIB_INIT_FUNCTION (hdlc_init);
-hdlc_main_t * hdlc_get_main (vlib_main_t * vm)
+hdlc_main_t *
+hdlc_get_main (vlib_main_t * vm)
{
vlib_call_init_function (vm, hdlc_init);
return &hdlc_main;
}
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */