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Data Structures
struct	memif_region_t

struct	memif_queue_t

struct	memif_msg_queue_elt

struct	memif_conn_run_args_t

struct	memif_connection

struct	memif_list_elt_t

struct	memif_socket_t

struct	libmemif_main

Macros
#define	MEMIF_NAME_LEN 32

#define	MEMIF_DEFAULT_SOCKET_PATH "/run/vpp/memif.sock"

#define	MEMIF_DEFAULT_RING_SIZE 1024

#define	MEMIF_DEFAULT_LOG2_RING_SIZE 10

#define	MEMIF_DEFAULT_RX_QUEUES 1

#define	MEMIF_DEFAULT_TX_QUEUES 1

#define	MEMIF_DEFAULT_BUFFER_SIZE 2048

#define	MEMIF_DEFAULT_RECONNECT_PERIOD_SEC 2

#define	MEMIF_DEFAULT_RECONNECT_PERIOD_NSEC 0

#define	MEMIF_MAX_M2S_RING 255

#define	MEMIF_MAX_S2M_RING 255

#define	MEMIF_MAX_REGION 255

#define	MEMIF_MAX_LOG2_RING_SIZE 14

#define	MEMIF_MAX_FDS 512

#define	memif_min(a, b) (((a) < (b)) ? (a) : (b))

#define	EXPECT_TRUE(x) __builtin_expect((x),1)

#define	EXPECT_FALSE(x) __builtin_expect((x),0)

#define	DBG(...)

#define	MEMIF_CONNECTION_FLAG_WRITE (1 << 0)

#define	F_LINUX_SPECIFIC_BASE 1024

#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 */

Typedefs
typedef struct memif_msg_queue_elt	memif_msg_queue_elt_t

typedef struct memif_connection	memif_connection_t

typedef int()	memif_fn(memif_connection_t *conn)

typedef struct libmemif_main	libmemif_main_t

Enumerations
enum	memif_socket_type_t { MEMIF_SOCKET_TYPE_NONE = 0, MEMIF_SOCKET_TYPE_LISTENER, MEMIF_SOCKET_TYPE_CLIENT }

Functions
static size_t	strlcpy (char dest, const char src, size_t len)

int	memif_connect1 (memif_connection_t *c)

int	memif_init_regions_and_queues (memif_connection_t *c)

int	memif_disconnect_internal (memif_connection_t *c)

int	memif_syscall_error_handler (int err_code)

int	add_list_elt (libmemif_main_t lm, memif_list_elt_t e, memif_list_elt_t *list, uint16_t len)

int	get_list_elt (memif_list_elt_t *e, memif_list_elt_t list, uint16_t len, int key)

int	free_list_elt (memif_list_elt_t *list, uint16_t len, int key)

libmemif_main_t *	get_libmemif_main (memif_socket_t *ms)

static int	memfd_create (const char *name, unsigned int flags)

static void *	memif_get_buffer (memif_connection_t conn, memif_ring_t ring, uint16_t index)

Variables
libmemif_main_t	libmemif_main

Macro Definition Documentation

◆ DBG

#define DBG ( ... )

Definition at line 66 of file memif_private.h.

◆ EXPECT_FALSE

#define EXPECT_FALSE ( x ) __builtin_expect((x),0)

Definition at line 57 of file memif_private.h.

◆ EXPECT_TRUE

#define EXPECT_TRUE ( x ) __builtin_expect((x),1)

Definition at line 56 of file memif_private.h.

◆ F_ADD_SEALS

#define F_ADD_SEALS (F_LINUX_SPECIFIC_BASE + 9)

Definition at line 299 of file memif_private.h.

◆ F_GET_SEALS

#define F_GET_SEALS (F_LINUX_SPECIFIC_BASE + 10)

Definition at line 300 of file memif_private.h.

◆ F_LINUX_SPECIFIC_BASE

#define F_LINUX_SPECIFIC_BASE 1024

Definition at line 291 of file memif_private.h.

◆ F_SEAL_GROW

#define F_SEAL_GROW 0x0004 /* prevent file from growing */

Definition at line 304 of file memif_private.h.

◆ F_SEAL_SEAL

#define F_SEAL_SEAL 0x0001 /* prevent further seals from being set */

Definition at line 302 of file memif_private.h.

◆ F_SEAL_SHRINK

#define F_SEAL_SHRINK 0x0002 /* prevent file from shrinking */

Definition at line 303 of file memif_private.h.

◆ F_SEAL_WRITE

#define F_SEAL_WRITE 0x0008 /* prevent writes */

Definition at line 305 of file memif_private.h.

◆ MEMIF_CONNECTION_FLAG_WRITE

#define MEMIF_CONNECTION_FLAG_WRITE (1 << 0)

Definition at line 182 of file memif_private.h.

◆ MEMIF_DEFAULT_BUFFER_SIZE

#define MEMIF_DEFAULT_BUFFER_SIZE 2048

Definition at line 43 of file memif_private.h.

◆ MEMIF_DEFAULT_LOG2_RING_SIZE

#define MEMIF_DEFAULT_LOG2_RING_SIZE 10

Definition at line 40 of file memif_private.h.

◆ MEMIF_DEFAULT_RECONNECT_PERIOD_NSEC

#define MEMIF_DEFAULT_RECONNECT_PERIOD_NSEC 0

Definition at line 45 of file memif_private.h.

◆ MEMIF_DEFAULT_RECONNECT_PERIOD_SEC

#define MEMIF_DEFAULT_RECONNECT_PERIOD_SEC 2

Definition at line 44 of file memif_private.h.

◆ MEMIF_DEFAULT_RING_SIZE

#define MEMIF_DEFAULT_RING_SIZE 1024

Definition at line 39 of file memif_private.h.

◆ MEMIF_DEFAULT_RX_QUEUES

#define MEMIF_DEFAULT_RX_QUEUES 1

Definition at line 41 of file memif_private.h.

◆ MEMIF_DEFAULT_SOCKET_PATH

#define MEMIF_DEFAULT_SOCKET_PATH "/run/vpp/memif.sock"

Definition at line 38 of file memif_private.h.

◆ MEMIF_DEFAULT_TX_QUEUES

#define MEMIF_DEFAULT_TX_QUEUES 1

Definition at line 42 of file memif_private.h.

◆ MEMIF_MAX_FDS

#define MEMIF_MAX_FDS 512

Definition at line 52 of file memif_private.h.

◆ MEMIF_MAX_LOG2_RING_SIZE

#define MEMIF_MAX_LOG2_RING_SIZE 14

Definition at line 50 of file memif_private.h.

◆ MEMIF_MAX_M2S_RING

#define MEMIF_MAX_M2S_RING 255

Definition at line 47 of file memif_private.h.

◆ MEMIF_MAX_REGION

#define MEMIF_MAX_REGION 255

Definition at line 49 of file memif_private.h.

◆ MEMIF_MAX_S2M_RING

#define MEMIF_MAX_S2M_RING 255

Definition at line 48 of file memif_private.h.

◆ memif_min

#define memif_min	(	a,
		b
	)	(((a) < (b)) ? (a) : (b))

Definition at line 54 of file memif_private.h.

◆ MEMIF_NAME_LEN

#define MEMIF_NAME_LEN 32

Definition at line 34 of file memif_private.h.

◆ MFD_ALLOW_SEALING

#define MFD_ALLOW_SEALING 0x0002U

Definition at line 295 of file memif_private.h.

Typedef Documentation

◆ libmemif_main_t

typedef struct libmemif_main libmemif_main_t

◆ memif_connection_t

typedef struct memif_connection memif_connection_t

Definition at line 137 of file memif_private.h.

◆ memif_fn

typedef int() memif_fn(memif_connection_t *conn)

Definition at line 140 of file memif_private.h.

◆ memif_msg_queue_elt_t

typedef struct memif_msg_queue_elt memif_msg_queue_elt_t

Enumeration Type Documentation

◆ memif_socket_type_t

enum memif_socket_type_t

Enumerator
MEMIF_SOCKET_TYPE_NONE
MEMIF_SOCKET_TYPE_LISTENER
MEMIF_SOCKET_TYPE_CLIENT

Definition at line 96 of file memif_private.h.

Function Documentation

◆ add_list_elt()

int add_list_elt	(	libmemif_main_t *	lm,
		memif_list_elt_t *	e,
		memif_list_elt_t **	list,
		uint16_t *	len
	)

Definition at line 327 of file main.c.

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◆ free_list_elt()

int free_list_elt	(	memif_list_elt_t *	list,
		uint16_t	len,
		int	key
	)

Definition at line 387 of file main.c.

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◆ get_libmemif_main()

libmemif_main_t* get_libmemif_main ( memif_socket_t * ms )

Definition at line 236 of file main.c.

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◆ get_list_elt()

int get_list_elt	(	memif_list_elt_t **	e,
		memif_list_elt_t *	list,
		uint16_t	len,
		int	key
	)

Definition at line 363 of file main.c.

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◆ memfd_create()

static int memfd_create	(	const char *	name,
		unsigned int	flags
	)

inlinestatic

Definition at line 276 of file memif_private.h.

◆ memif_connect1()

int memif_connect1 ( memif_connection_t * c )

Definition at line 1848 of file main.c.

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◆ memif_disconnect_internal()

int memif_disconnect_internal ( memif_connection_t * c )

Definition at line 1635 of file main.c.

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◆ memif_get_buffer()

static void* memif_get_buffer	(	memif_connection_t *	conn,
		memif_ring_t *	ring,
		uint16_t	index
	)

inlinestatic

Definition at line 283 of file memif_private.h.

◆ memif_init_regions_and_queues()

int memif_init_regions_and_queues ( memif_connection_t * c )

Definition at line 2079 of file main.c.

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◆ memif_syscall_error_handler()

int memif_syscall_error_handler ( int err_code )

Definition at line 199 of file main.c.

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◆ strlcpy()

static size_t strlcpy	(	char *	dest,
		const char *	src,
		size_t	len
	)

inlinestatic

Definition at line 71 of file memif_private.h.

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Variable Documentation

◆ libmemif_main

libmemif_main_t libmemif_main

Definition at line 68 of file main.c.

Data Structures

Macros

Typedefs

Enumerations

Functions

Variables

Macro Definition Documentation

◆ DBG

◆ EXPECT_FALSE

◆ EXPECT_TRUE

◆ F_ADD_SEALS

◆ F_GET_SEALS

◆ F_LINUX_SPECIFIC_BASE

◆ F_SEAL_GROW

◆ F_SEAL_SEAL

◆ F_SEAL_SHRINK

◆ F_SEAL_WRITE

◆ MEMIF_CONNECTION_FLAG_WRITE

◆ MEMIF_DEFAULT_BUFFER_SIZE

◆ MEMIF_DEFAULT_LOG2_RING_SIZE

◆ MEMIF_DEFAULT_RECONNECT_PERIOD_NSEC

◆ MEMIF_DEFAULT_RECONNECT_PERIOD_SEC

◆ MEMIF_DEFAULT_RING_SIZE

◆ MEMIF_DEFAULT_RX_QUEUES

◆ MEMIF_DEFAULT_SOCKET_PATH

◆ MEMIF_DEFAULT_TX_QUEUES

◆ MEMIF_MAX_FDS

◆ MEMIF_MAX_LOG2_RING_SIZE

◆ MEMIF_MAX_M2S_RING

◆ MEMIF_MAX_REGION

◆ MEMIF_MAX_S2M_RING

◆ memif_min

◆ MEMIF_NAME_LEN

◆ MFD_ALLOW_SEALING

Typedef Documentation

◆ libmemif_main_t

◆ memif_connection_t

◆ memif_fn

◆ memif_msg_queue_elt_t

Enumeration Type Documentation

◆ memif_socket_type_t

Function Documentation

◆ add_list_elt()

◆ free_list_elt()

◆ get_libmemif_main()

◆ get_list_elt()

◆ memfd_create()

◆ memif_connect1()

◆ memif_disconnect_internal()

◆ memif_get_buffer()

◆ memif_init_regions_and_queues()

◆ memif_syscall_error_handler()

◆ strlcpy()

Variable Documentation

◆ libmemif_main