©2004 by Marc J. Rochkind. All rights reserved. Portions marked "Open Source" may be copied under license.

 

                 

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c7/smi_fifo.c File Reference

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Detailed Description

SMI - FIFOs [Sec. 7.3.3].

Definition in file smi_fifo.c.

Go to the source code of this file.

Compounds
struct	SMIQ_FIFO
Defines
#define	MAX_CLIENTS   20
Functions
void	clients_bgn (SMIQ_FIFO *p)
int	clients_find (SMIQ_FIFO *p, pid_t pid)
void	clients_close_all (SMIQ_FIFO *p)
void	clients_end (SMIQ_FIFO *p)
void	make_fifo_name_server (const SMIQ_FIFO *p, char *fifoname, size_t fifoname_max)
void	make_fifo_name_client (pid_t pid, char *fifoname, size_t fifoname_max)
SMIQ *	smi_open_fifo (const char *name, SMIENTITY entity, size_t msgsize)
bool	smi_close_fifo (SMIQ *sqp)
bool	smi_send_getaddr_fifo (SMIQ *sqp, struct client_id *client, void **addr)
bool	smi_send_release_fifo (SMIQ *sqp)
bool	smi_receive_getaddr_fifo (SMIQ *sqp, void **addr)
bool	smi_receive_release_fifo (SMIQ *sqp)

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Define Documentation

#define MAX_CLIENTS   20

Definition at line 31 of file smi_fifo.c. Referenced by clients_bgn(), clients_close_all(), clients_find(), get_client(), get_client_mqd(), and smi_close_pshm().

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Function Documentation

void clients_bgn (  SMIQ_FIFO *  p  )  [static]

Definition at line 47 of file smi_fifo.c. References MAX_CLIENTS, and SMIQ_FIFO::sq_clients. Referenced by smi_open_fifo().

void clients_close_all (  SMIQ_FIFO *  p  )  [static]

Definition at line 70 of file smi_fifo.c. References close(), MAX_CLIENTS, and SMIQ_FIFO::sq_clients. Referenced by clients_end().

void clients_end (  SMIQ_FIFO *  p  )  [static]

Definition at line 81 of file smi_fifo.c. References clients_close_all(). Referenced by smi_close_fifo().

int clients_find (  SMIQ_FIFO *  p, pid_t  pid )  [static]

Definition at line 55 of file smi_fifo.c. References MAX_CLIENTS, and SMIQ_FIFO::sq_clients. Referenced by smi_receive_getaddr_fifo(), and smi_send_release_fifo().

void make_fifo_name_client (  pid_t  pid, char *  fifoname, size_t  fifoname_max )  [static]

Definition at line 92 of file smi_fifo.c. Referenced by smi_close_fifo(), smi_open_fifo(), and smi_receive_getaddr_fifo().

void make_fifo_name_server (  const SMIQ_FIFO *  p, char *  fifoname, size_t  fifoname_max )  [static]

Definition at line 86 of file smi_fifo.c. References SMIQ_FIFO::sq_name. Referenced by smi_open_fifo().

bool smi_close_fifo (  SMIQ *  sqp  )

Definition at line 145 of file smi_fifo.c. References clients_end(), close(), getpid(), make_fifo_name_client(), SERVER_NAME_MAX, SMI_CLIENT, SMIQ_FIFO::sq_entity, SMIQ_FIFO::sq_fd_server, SMIQ_FIFO::sq_fd_server_w, SMIQ_FIFO::sq_msg, and unlink().

SMIQ* smi_open_fifo (  const char *  name, SMIENTITY  entity, size_t  msgsize )

Definition at line 102 of file smi_fifo.c. References clients_bgn(), EC_CLEANUP_BGN, EC_CLEANUP_END, EC_FAIL, ec_false, ec_neg1, ec_null, errno, getpid(), make_fifo_name_client(), make_fifo_name_server(), mkfifo(), open(), PERM_FILE, SERVER_NAME_MAX, setblock(), SMI_SERVER, SMIQ, SMIQ_FIFO::sq_clients, SMIQ_FIFO::sq_entity, SMIQ_FIFO::sq_fd_server, SMIQ_FIFO::sq_fd_server_w, SMIQ_FIFO::sq_msg, SMIQ_FIFO::sq_msgsize, SMIQ_FIFO::sq_name, and unlink().

bool smi_receive_getaddr_fifo (  SMIQ *  sqp, void **  addr )

Definition at line 206 of file smi_fifo.c. References smi_msg::client_id::c_id1, clients_find(), EC_CLEANUP_BGN, EC_CLEANUP_END, EC_FAIL, ec_neg1, errno, make_fifo_name_client(), open(), read(), SERVER_NAME_MAX, smi_msg::smi_client, SMI_SERVER, SMIQ_FIFO::sq_clients, SMIQ_FIFO::sq_entity, SMIQ_FIFO::sq_fd_server, SMIQ_FIFO::sq_msg, and SMIQ_FIFO::sq_msgsize.

bool smi_receive_release_fifo (  SMIQ *  sqp  )

Definition at line 250 of file smi_fifo.c.

bool smi_send_getaddr_fifo (  SMIQ *  sqp, struct client_id *  client, void **  addr )

Definition at line 169 of file smi_fifo.c. References SMI_SERVER, SMIQ_FIFO::sq_client, SMIQ_FIFO::sq_entity, and SMIQ_FIFO::sq_msg.

bool smi_send_release_fifo (  SMIQ *  sqp  )

Definition at line 180 of file smi_fifo.c. References smi_msg::client_id::c_id1, clients_find(), EC_CLEANUP_BGN, EC_CLEANUP_END, EC_FAIL, ec_neg1, errno, getpid(), smi_msg::smi_client, SMI_SERVER, SMIQ_FIFO::sq_client, SMIQ_FIFO::sq_clients, SMIQ_FIFO::sq_entity, SMIQ_FIFO::sq_fd_server, SMIQ_FIFO::sq_msg, SMIQ_FIFO::sq_msgsize, and write().

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