#define EAL_FILESYSTEM_H
/** Path of rte config file. */
-#define RUNTIME_CONFIG_FMT "%s/.%s_config"
-#define FBARRAY_FMT "%s/.%s_%s"
#include <stdint.h>
#include <limits.h>
#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);
+int
+eal_clean_runtime_dir(void);
+
+/** Function to return hugefile prefix that's currently set up */
+const char *
+eal_get_hugefile_prefix(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), "%s/%s", rte_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), "%s/%s", rte_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) {
- const char *directory = "/tmp";
- const char *home_dir = getenv("HOME");
-
- if (getuid() != 0 && home_dir != NULL)
- directory = home_dir;
- snprintf(buffer, buflen - 1, FBARRAY_FMT, directory,
- internal_config.hugefile_prefix, name);
+ snprintf(buffer, buflen, FBARRAY_NAME_FMT, rte_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), "%s/%s", rte_eal_get_runtime_dir(),
+ HUGEPAGE_INFO_FNAME);
return buffer;
}
-/** Path of hugepage info file. */
-#define HUGEPAGE_FILE_FMT "%s/.%s_hugepage_file"
-
+/** 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 */
- 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_FILE_FMT, directory,
- internal_config.hugefile_prefix);
+ snprintf(buffer, sizeof(buffer), "%s/%s", rte_eal_get_runtime_dir(),
+ HUGEPAGE_DATA_FNAME);
return buffer;
}
eal_get_hugefile_path(char *buffer, size_t buflen, const char *hugedir, int f_id)
{
snprintf(buffer, buflen, HUGEFILE_FMT, hugedir,
- internal_config.hugefile_prefix, f_id);
- buffer[buflen - 1] = '\0';
- return buffer;
-}
-
-/** String format for hugepage map lock files. */
-#define HUGEFILE_LOCK_FMT "%s/.%smap_%d.lock"
-
-static inline const char *
-eal_get_hugefile_lock_path(char *buffer, size_t buflen, int f_id)
-{
- const char *directory = default_config_dir;
- const char *home_dir = getenv("HOME");
-
- if (getuid() != 0 && home_dir != NULL)
- directory = home_dir;
- snprintf(buffer, buflen - 1, HUGEFILE_LOCK_FMT, directory,
- internal_config.hugefile_prefix, f_id);
- buffer[buflen - 1] = '\0';
+ eal_get_hugefile_prefix(), f_id);
return buffer;
}