aboutsummaryrefslogtreecommitdiffstats
path: root/lib/librte_eal/common/eal_filesystem.h
diff options
context:
space:
mode:
authorLuca Boccassi <luca.boccassi@gmail.com>2018-08-14 18:52:30 +0100
committerLuca Boccassi <luca.boccassi@gmail.com>2018-08-14 18:53:17 +0100
commitb63264c8342e6a1b6971c79550d2af2024b6a4de (patch)
tree83114aac64286fe616506c0b3dfaec2ab86ef835 /lib/librte_eal/common/eal_filesystem.h
parentca33590b6af032bff57d9cc70455660466a654b2 (diff)
New upstream version 18.08upstream/18.08
Change-Id: I32fdf5e5016556d9c0a6d88ddaf1fc468961790a Signed-off-by: Luca Boccassi <luca.boccassi@gmail.com>
Diffstat (limited to 'lib/librte_eal/common/eal_filesystem.h')
-rw-r--r--lib/librte_eal/common/eal_filesystem.h70
1 files changed, 45 insertions, 25 deletions
diff --git a/lib/librte_eal/common/eal_filesystem.h b/lib/librte_eal/common/eal_filesystem.h
index 4708dd54..de05febf 100644
--- a/lib/librte_eal/common/eal_filesystem.h
+++ b/lib/librte_eal/common/eal_filesystem.h
@@ -12,7 +12,6 @@
#define EAL_FILESYSTEM_H
/** Path of rte config file. */
-#define RUNTIME_CONFIG_FMT "%s/.%s_config"
#include <stdint.h>
#include <limits.h>
@@ -22,60 +21,70 @@
#include <rte_string_fns.h>
#include "eal_internal_cfg.h"
-static const char *default_config_dir = "/var/run";
+/* sets up platform-specific runtime data dir */
+int
+eal_create_runtime_dir(void);
+/* returns runtime dir */
+const char *
+eal_get_runtime_dir(void);
+
+#define RUNTIME_CONFIG_FNAME "config"
static inline const char *
eal_runtime_config_path(void)
{
static char buffer[PATH_MAX]; /* static so auto-zeroed */
- const char *directory = default_config_dir;
- const char *home_dir = getenv("HOME");
- if (getuid() != 0 && home_dir != NULL)
- directory = home_dir;
- snprintf(buffer, sizeof(buffer) - 1, RUNTIME_CONFIG_FMT, directory,
- internal_config.hugefile_prefix);
+ snprintf(buffer, sizeof(buffer) - 1, "%s/%s", eal_get_runtime_dir(),
+ RUNTIME_CONFIG_FNAME);
return buffer;
}
/** Path of primary/secondary communication unix socket file. */
-#define MP_SOCKET_PATH_FMT "%s/.%s_unix"
+#define MP_SOCKET_FNAME "mp_socket"
static inline const char *
eal_mp_socket_path(void)
{
static char buffer[PATH_MAX]; /* static so auto-zeroed */
- const char *directory = default_config_dir;
- const char *home_dir = getenv("HOME");
- if (getuid() != 0 && home_dir != NULL)
- directory = home_dir;
- snprintf(buffer, sizeof(buffer) - 1, MP_SOCKET_PATH_FMT,
- directory, internal_config.hugefile_prefix);
+ snprintf(buffer, sizeof(buffer) - 1, "%s/%s", eal_get_runtime_dir(),
+ MP_SOCKET_FNAME);
+ return buffer;
+}
+#define FBARRAY_NAME_FMT "%s/fbarray_%s"
+static inline const char *
+eal_get_fbarray_path(char *buffer, size_t buflen, const char *name) {
+ snprintf(buffer, buflen, FBARRAY_NAME_FMT, eal_get_runtime_dir(), name);
return buffer;
}
/** Path of hugepage info file. */
-#define HUGEPAGE_INFO_FMT "%s/.%s_hugepage_info"
-
+#define HUGEPAGE_INFO_FNAME "hugepage_info"
static inline const char *
eal_hugepage_info_path(void)
{
static char buffer[PATH_MAX]; /* static so auto-zeroed */
- const char *directory = default_config_dir;
- const char *home_dir = getenv("HOME");
- if (getuid() != 0 && home_dir != NULL)
- directory = home_dir;
- snprintf(buffer, sizeof(buffer) - 1, HUGEPAGE_INFO_FMT, directory,
- internal_config.hugefile_prefix);
+ snprintf(buffer, sizeof(buffer) - 1, "%s/%s", eal_get_runtime_dir(),
+ HUGEPAGE_INFO_FNAME);
+ return buffer;
+}
+
+/** Path of hugepage data file. */
+#define HUGEPAGE_DATA_FNAME "hugepage_data"
+static inline const char *
+eal_hugepage_data_path(void)
+{
+ static char buffer[PATH_MAX]; /* static so auto-zeroed */
+
+ snprintf(buffer, sizeof(buffer) - 1, "%s/%s", eal_get_runtime_dir(),
+ HUGEPAGE_DATA_FNAME);
return buffer;
}
/** String format for hugepage map files. */
#define HUGEFILE_FMT "%s/%smap_%d"
-#define TEMP_HUGEFILE_FMT "%s/%smap_temp_%d"
-
static inline const char *
eal_get_hugefile_path(char *buffer, size_t buflen, const char *hugedir, int f_id)
{
@@ -85,6 +94,17 @@ eal_get_hugefile_path(char *buffer, size_t buflen, const char *hugedir, int f_id
return buffer;
}
+/** String format for hugepage map lock files. */
+#define HUGEFILE_LOCK_FMT "%s/map_%d.lock"
+static inline const char *
+eal_get_hugefile_lock_path(char *buffer, size_t buflen, int f_id)
+{
+ snprintf(buffer, buflen, HUGEFILE_LOCK_FMT, eal_get_runtime_dir(),
+ f_id);
+ buffer[buflen - 1] = '\0';
+ return buffer;
+}
+
/** define the default filename prefix for the %s values above */
#define HUGEFILE_PREFIX_DEFAULT "rte"