#include <vppinfra/lock.h>
-#define MEMIF_DEFAULT_SOCKET_DIR "/run/vpp"
#define MEMIF_DEFAULT_SOCKET_FILENAME "memif.sock"
#define MEMIF_DEFAULT_RING_SIZE 1024
#define MEMIF_DEFAULT_RX_QUEUES 1
#define MEMIF_DEFAULT_TX_QUEUES 1
#define MEMIF_DEFAULT_BUFFER_SIZE 2048
-#define MEMIF_VERSION_MAJOR 0
-#define MEMIF_VERSION_MINOR 1
-#define MEMIF_VERSION ((MEMIF_VERSION_MAJOR << 8) | MEMIF_VERSION_MINOR)
-#define MEMIF_COOKIE 0xdeadbeef
#define MEMIF_MAX_M2S_RING (vec_len (vlib_mains) - 1)
#define MEMIF_MAX_S2M_RING (vec_len (vlib_mains) - 1)
#define MEMIF_MAX_REGION 255
#if MEMIF_DEBUG == 1
#define memif_file_add(a, b) do { \
ASSERT (*a == ~0); \
- *a = unix_file_add (&unix_main, b); \
- clib_warning ("unix_file_add fd %d private_data %u idx %u", \
+ *a = clib_file_add (&file_main, b); \
+ clib_warning ("clib_file_add fd %d private_data %u idx %u", \
(b)->file_descriptor, (b)->private_data, *a); \
} while (0)
#define memif_file_del(a) do { \
- clib_warning ("unix_file_del idx %u",a - unix_main.file_pool); \
- unix_file_del (&unix_main, a); \
+ clib_warning ("clib_file_del idx %u",a - file_main.file_pool); \
+ clib_file_del (&file_main, a); \
} while (0)
#define memif_file_del_by_index(a) do { \
- clib_warning ("unix_file_del idx %u", a); \
- unix_file_del_by_index (&unix_main, a); \
+ clib_warning ("clib_file_del idx %u", a); \
+ clib_file_del_by_index (&file_main, a); \
} while (0)
#else
#define memif_file_add(a, b) do { \
ASSERT (*a == ~0); \
- *a = unix_file_add (&unix_main, b); \
+ *a = clib_file_add (&file_main, b); \
} while (0)
-#define memif_file_del(a) unix_file_del(&unix_main, a)
-#define memif_file_del_by_index(a) unix_file_del_by_index(&unix_main, a)
+#define memif_file_del(a) clib_file_del(&file_main, a)
+#define memif_file_del_by_index(a) clib_file_del_by_index(&file_main, a)
#endif
typedef struct
{
u8 *filename;
int fd;
- uword unix_file_index;
+ uword clib_file_index;
uword *pending_file_indices;
int ref_cnt;
int is_listener;
typedef struct
{
void *shm;
- u32 region_size;
+ memif_region_size_t region_size;
int fd;
} memif_region_t;
{
/* ring data */
memif_ring_t *ring;
- u8 log2_ring_size;
- u8 region;
- u32 offset;
+ memif_log2_ring_size_t log2_ring_size;
+ memif_region_index_t region;
+ memif_region_offset_t offset;
u16 last_head;
u16 last_tail;
/* interrupts */
int int_fd;
- uword int_unix_file_index;
+ uword int_clib_file_index;
u64 int_count;
} memif_queue_t;
/* socket connection */
uword socket_file_index;
int conn_fd;
- uword conn_unix_file_index;
+ uword conn_clib_file_index;
memif_msg_fifo_elt_t *msg_queue;
u8 *secret;
struct
{
- u8 log2_ring_size;
+ memif_log2_ring_size_t log2_ring_size;
u8 num_s2m_rings;
u8 num_m2s_rings;
u16 buffer_size;
struct
{
- u8 log2_ring_size;
+ memif_log2_ring_size_t log2_ring_size;
u8 num_s2m_rings;
u8 num_m2s_rings;
u16 buffer_size;
u8 *secret;
u8 is_master;
memif_interface_mode_t mode:8;
- u8 log2_ring_size;
+ memif_log2_ring_size_t log2_ring_size;
u16 buffer_size;
u8 hw_addr_set;
u8 hw_addr[6];
int memif_delete_if (vlib_main_t * vm, memif_if_t * mif);
clib_error_t *memif_plugin_api_hookup (vlib_main_t * vm);
-#ifndef __NR_memfd_create
-#if defined __x86_64__
-#define __NR_memfd_create 319
-#elif defined __arm__
-#define __NR_memfd_create 385
-#elif defined __aarch64__
-#define __NR_memfd_create 279
-#else
-#error "__NR_memfd_create unknown for this architecture"
-#endif
-#endif
-
-static inline int
-memfd_create (const char *name, unsigned int flags)
-{
- return syscall (__NR_memfd_create, name, flags);
-}
-
static_always_inline void *
memif_get_buffer (memif_if_t * mif, memif_ring_t * ring, u16 slot)
{
return mif->regions[region].shm + ring->desc[slot].offset;
}
-#ifndef F_LINUX_SPECIFIC_BASE
-#define F_LINUX_SPECIFIC_BASE 1024
-#endif
-#define MFD_ALLOW_SEALING 0x0002U
-#define F_ADD_SEALS (F_LINUX_SPECIFIC_BASE + 9)
-#define F_GET_SEALS (F_LINUX_SPECIFIC_BASE + 10)
-
-#define F_SEAL_SEAL 0x0001 /* prevent further seals from being set */
-#define F_SEAL_SHRINK 0x0002 /* prevent file from shrinking */
-#define F_SEAL_GROW 0x0004 /* prevent file from growing */
-#define F_SEAL_WRITE 0x0008 /* prevent writes */
-
/* memif.c */
clib_error_t *memif_init_regions_and_queues (memif_if_t * mif);
clib_error_t *memif_connect (memif_if_t * mif);
void memif_disconnect (memif_if_t * mif, clib_error_t * err);
/* socket.c */
-clib_error_t *memif_conn_fd_accept_ready (unix_file_t * uf);
-clib_error_t *memif_master_conn_fd_read_ready (unix_file_t * uf);
-clib_error_t *memif_slave_conn_fd_read_ready (unix_file_t * uf);
-clib_error_t *memif_master_conn_fd_write_ready (unix_file_t * uf);
-clib_error_t *memif_slave_conn_fd_write_ready (unix_file_t * uf);
-clib_error_t *memif_master_conn_fd_error (unix_file_t * uf);
-clib_error_t *memif_slave_conn_fd_error (unix_file_t * uf);
+clib_error_t *memif_conn_fd_accept_ready (clib_file_t * uf);
+clib_error_t *memif_master_conn_fd_read_ready (clib_file_t * uf);
+clib_error_t *memif_slave_conn_fd_read_ready (clib_file_t * uf);
+clib_error_t *memif_master_conn_fd_write_ready (clib_file_t * uf);
+clib_error_t *memif_slave_conn_fd_write_ready (clib_file_t * uf);
+clib_error_t *memif_master_conn_fd_error (clib_file_t * uf);
+clib_error_t *memif_slave_conn_fd_error (clib_file_t * uf);
clib_error_t *memif_msg_send_disconnect (memif_if_t * mif,
clib_error_t * err);
u8 *format_memif_device_name (u8 * s, va_list * args);
Code Review / vpp.git / blobdiff