main.c File Reference

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Macros
#define	ERRLIST_LEN   40
#define	MAX_ERRBUF_LEN   256
#define	MEMIF_MEMORY_BARRIER()   __sync_synchronize ()
#define	MEMIF_ERR_UNDEFINED   "undefined error"
#define	DBG_TX_BUF   (0)
#define	DBG_RX_BUF   (1)

Functions
char *	memif_strerror (int err_code)
	Memif strerror. More...
uint16_t	memif_get_version ()
	Memif get version. More...
int	memif_syscall_error_handler (int err_code)
static int	memif_add_epoll_fd (int fd, uint32_t events)
static int	memif_mod_epoll_fd (int fd, uint32_t events)
static int	memif_del_epoll_fd (int fd)
int	memif_control_fd_update (int fd, uint8_t events)
int	add_list_elt (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)
int	free_list_elt_ctx (memif_list_elt_t *list, uint16_t len, memif_connection_t *ctx)
static void	memif_control_fd_update_register (memif_control_fd_update_t *cb)
void	memif_register_external_region (memif_add_external_region_t *ar, memif_get_external_region_addr_t *gr, memif_del_external_region_t *dr, memif_get_external_buffer_offset_t *go)
	Register external region. More...
static void	memif_alloc_register (memif_alloc_t *ma)
static void	memif_realloc_register (memif_realloc_t *mr)
static void	memif_free_register (memif_free_t *mf)
int	memif_init (memif_control_fd_update_t *on_control_fd_update, char *app_name, memif_alloc_t *memif_alloc, memif_realloc_t *memif_realloc, memif_free_t *memif_free)
	Memif initialization. More...
static memif_ring_t *	memif_get_ring (memif_connection_t *conn, memif_ring_type_t type, uint16_t ring_num)
int	memif_set_rx_mode (memif_conn_handle_t c, memif_rx_mode_t rx_mode, uint16_t qid)
	Memif set rx mode. More...
int	memif_create (memif_conn_handle_t *c, memif_conn_args_t *args, memif_connection_update_t *on_connect, memif_connection_update_t *on_disconnect, memif_interrupt_t *on_interrupt, void *private_ctx)
	Memory interface create function. More...
int	memif_control_fd_handler (int fd, uint8_t events)
	Memif control file descriptor handler. More...
int	memif_poll_event (int timeout)
	Memif poll event. More...
int	memif_cancel_poll_event ()
static void	memif_msg_queue_free (libmemif_main_t *lm, memif_msg_queue_elt_t **e)
int	memif_disconnect_internal (memif_connection_t *c)
int	memif_delete (memif_conn_handle_t *conn)
	Memif delete. More...
int	memif_connect1 (memif_connection_t *c)
static int	memif_add_region (libmemif_main_t *lm, memif_connection_t *conn, uint8_t has_buffers)
static int	memif_init_queues (libmemif_main_t *lm, memif_connection_t *conn)
int	memif_init_regions_and_queues (memif_connection_t *conn)
int	memif_buffer_enq_tx (memif_conn_handle_t conn, uint16_t qid, memif_buffer_t *bufs, uint16_t count, uint16_t *count_out)
	Memif buffer enq tx. More...
int	memif_buffer_alloc (memif_conn_handle_t conn, uint16_t qid, memif_buffer_t *bufs, uint16_t count, uint16_t *count_out, uint16_t size)
	Memif buffer alloc. More...
int	memif_refill_queue (memif_conn_handle_t conn, uint16_t qid, uint16_t count, uint16_t headroom)
	Memif refill ring. More...
int	memif_tx_burst (memif_conn_handle_t conn, uint16_t qid, memif_buffer_t *bufs, uint16_t count, uint16_t *tx)
	Memif transmit buffer burst. More...
int	memif_rx_burst (memif_conn_handle_t conn, uint16_t qid, memif_buffer_t *bufs, uint16_t count, uint16_t *rx)
	Memif receive buffer burst. More...
int	memif_get_details (memif_conn_handle_t conn, memif_details_t *md, char *buf, ssize_t buflen)
	Memif get details. More...
int	memif_get_queue_efd (memif_conn_handle_t conn, uint16_t qid, int *efd)
	Memif get queue event file descriptor More...
int	memif_cleanup ()
	Memif cleanup. More...

Variables
libmemif_main_t	libmemif_main
int	memif_epfd
int	poll_cancel_fd = -1
static char	memif_buf [MAX_ERRBUF_LEN]
const char *	memif_errlist [ERRLIST_LEN]

Macro Definition Documentation

#define DBG_RX_BUF   (1)

Definition at line 182 of file main.c.

#define DBG_TX_BUF   (0)

Definition at line 181 of file main.c.

#define ERRLIST_LEN   40

Definition at line 59 of file main.c.

#define MAX_ERRBUF_LEN   256

Definition at line 60 of file main.c.

#define MEMIF_ERR_UNDEFINED   "undefined error"

Definition at line 156 of file main.c.

#define MEMIF_MEMORY_BARRIER

(

)

__sync_synchronize ()

Definition at line 65 of file main.c.

Function Documentation

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

Definition at line 319 of file main.c.

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

Definition at line 377 of file main.c.

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int free_list_elt_ctx	(	memif_list_elt_t *	list,
		uint16_t	len,
		memif_connection_t *	ctx
	)

Definition at line 394 of file main.c.

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

Definition at line 354 of file main.c.

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static int memif_add_epoll_fd ( int  fd, uint32_t  events  )

static

Definition at line 240 of file main.c.

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static int memif_add_region ( libmemif_main_t *  lm, memif_connection_t *  conn, uint8_t  has_buffers  )

inlinestatic

Definition at line 1385 of file main.c.

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static void memif_alloc_register ( memif_alloc_t *  ma )

static

Definition at line 434 of file main.c.

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int memif_connect1

(

memif_connection_t *

c

)

Definition at line 1309 of file main.c.

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int memif_control_fd_update	(	int	fd,
		uint8_t	events
	)

Definition at line 301 of file main.c.

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static void memif_control_fd_update_register ( memif_control_fd_update_t *  cb )

static

Definition at line 414 of file main.c.

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static int memif_del_epoll_fd ( int  fd )

static

Definition at line 282 of file main.c.

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int memif_disconnect_internal

(

memif_connection_t *

c

)

Definition at line 1115 of file main.c.

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static void memif_free_register ( memif_free_t *  mf )

static

Definition at line 448 of file main.c.

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static memif_ring_t* memif_get_ring ( memif_connection_t *  conn, memif_ring_type_t  type, uint16_t  ring_num  )

inlinestatic

Definition at line 596 of file main.c.

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static int memif_init_queues ( libmemif_main_t *  lm, memif_connection_t *  conn  )

inlinestatic

Definition at line 1435 of file main.c.

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int memif_init_regions_and_queues

(

memif_connection_t *

conn

)

Definition at line 1534 of file main.c.

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static int memif_mod_epoll_fd ( int  fd, uint32_t  events  )

static

Definition at line 261 of file main.c.

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static void memif_msg_queue_free ( libmemif_main_t *  lm, memif_msg_queue_elt_t **  e  )

static

Definition at line 1103 of file main.c.

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static void memif_realloc_register ( memif_realloc_t *  mr )

static

Definition at line 441 of file main.c.

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int memif_syscall_error_handler

(

int

err_code

)

Definition at line 204 of file main.c.

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Variable Documentation

libmemif_main_t libmemif_main

Definition at line 68 of file main.c.

char memif_buf[MAX_ERRBUF_LEN]

static

Definition at line 72 of file main.c.

int memif_epfd

Definition at line 69 of file main.c.

const char* memif_errlist[ERRLIST_LEN]

Definition at line 74 of file main.c.

int poll_cancel_fd = -1

Definition at line 70 of file main.c.