ares_process.c File Reference

#include <sys/types.h>
#include "rutil/ResipAssert.h"
#include <sys/socket.h>
#include <sys/uio.h>
#include <netinet/in.h>
#include "ares_nameser.h"
#include <unistd.h>
#include <string.h>
#include <stdlib.h>
#include <fcntl.h>
#include <time.h>
#include <errno.h>
#include "ares.h"
#include "ares_dns.h"
#include "ares_private.h"
#include "ares_local.h"

Go to the source code of this file.

Macros
#define	PORTABLE_INPROGRESS_ERR   EINPROGRESS

Functions
static int	getErrno ()
static int	would_block (void)
static void	write_tcp_data_core (ares_channel channel, int server_idx, time_t now)
static void	write_tcp_data (ares_channel channel, fd_set *write_fds, time_t now)
static void	read_tcp_data (ares_channel channel, int server_idx, fd_set *read_fds, time_t now)
static void	read_udp_packets (ares_channel channel, int server_idx, fd_set *read_fds, time_t now)
static void	process_timeouts (ares_channel channel, time_t now)
static void	process_answer (ares_channel channel, unsigned char *abuf, int alen, int whichserver, int tcp, time_t now)
static void	handle_error (ares_channel channel, int whichserver, time_t now)
static void	next_server (ares_channel channel, struct query *query, time_t now)
static int	next_server_new_network (ares_channel channel, struct query *query, time_t now)
static int	open_tcp_socket (ares_channel channel, struct server_state *server)
static int	open_udp_socket (ares_channel channel, struct server_state *server)
static int	same_questions (const unsigned char *qbuf, int qlen, const unsigned char *abuf, int alen)
static void	end_query (ares_channel channel, struct query *query, int status, unsigned char *abuf, int alen)
static int	make_socket_non_blocking (int s)
void	ares_process (ares_channel channel, fd_set *read_fds, fd_set *write_fds)
void	ares_process_poll (ares_channel channel, int server_idx, int rdFd, int wrFd, time_t now)
void	ares__send_query (ares_channel channel, struct query *query, time_t now)
static int	connect_udp_ipv4 (int s, ares_channel channel, struct server_state *server)
void	ares__kill_socket (int s)
void	ares_process_set_poll_cb (ares_channel channel, ares_poll_cb_func *cbf, void *cbd)

Macro Definition Documentation

PORTABLE_INPROGRESS_ERR

#define PORTABLE_INPROGRESS_ERR   EINPROGRESS

Function Documentation

ares__kill_socket()

void ares__kill_socket

(

int

s

)

Definition at line 981 of file ares_process.c.

ares__send_query()

void ares__send_query	(	ares_channel	channel,
		struct query *	query,
		time_t	now
	)

Definition at line 614 of file ares_process.c.

ares_process()

void ares_process	(	ares_channel	channel,
		fd_set *	read_fds,
		fd_set *	write_fds
	)

Definition at line 87 of file ares_process.c.

ares_process_poll()

void ares_process_poll	(	ares_channel	channel,
		int	server_idx,
		int	rdFd,
		int	wrFd,
		time_t	now
	)

Definition at line 105 of file ares_process.c.

ares_process_set_poll_cb()

void ares_process_set_poll_cb	(	ares_channel	channel,
		ares_poll_cb_func *	cbf,
		void *	cbd
	)

Definition at line 1015 of file ares_process.c.

connect_udp_ipv4()

static int connect_udp_ipv4 ( int  s, ares_channel  channel, struct server_state *  server  )

static

Definition at line 782 of file ares_process.c.

end_query()

static void end_query ( ares_channel  channel, struct query *  query, int  status, unsigned char *  abuf, int  alen  )

static

Definition at line 950 of file ares_process.c.

getErrno()

static int getErrno ( )

static

Definition at line 46 of file ares_process.c.

handle_error()

static void handle_error ( ares_channel  channel, int  whichserver, time_t  now  )

static

Definition at line 521 of file ares_process.c.

make_socket_non_blocking()

int make_socket_non_blocking ( int  s )

static

Definition at line 990 of file ares_process.c.

next_server()

static void next_server ( ares_channel  channel, struct query *  query, time_t  now  )

static

Definition at line 547 of file ares_process.c.

next_server_new_network()

static int next_server_new_network ( ares_channel  channel, struct query *  query, time_t  now  )

static

Definition at line 580 of file ares_process.c.

open_tcp_socket()

static int open_tcp_socket ( ares_channel  channel, struct server_state *  server  )

static

Definition at line 708 of file ares_process.c.

open_udp_socket()

static int open_udp_socket ( ares_channel  channel, struct server_state *  server  )

static

Definition at line 800 of file ares_process.c.

process_answer()

static void process_answer ( ares_channel  channel, unsigned char *  abuf, int  alen, int  whichserver, int  tcp, time_t  now  )

static

Definition at line 443 of file ares_process.c.

process_timeouts()

static void process_timeouts ( ares_channel  channel, time_t  now  )

static

Definition at line 426 of file ares_process.c.

read_tcp_data()

static void read_tcp_data ( ares_channel  channel, int  server_idx, fd_set *  read_fds, time_t  now  )

static

Definition at line 277 of file ares_process.c.

read_udp_packets()

static void read_udp_packets ( ares_channel  channel, int  server_idx, fd_set *  read_fds, time_t  now  )

static

Definition at line 370 of file ares_process.c.

same_questions()

static int same_questions ( const unsigned char *  qbuf, int  qlen, const unsigned char *  abuf, int  alen  )

static

Definition at line 871 of file ares_process.c.

would_block()

static int would_block ( void  )

static

Definition at line 52 of file ares_process.c.

write_tcp_data()

static void write_tcp_data ( ares_channel  channel, fd_set *  write_fds, time_t  now  )

static

Definition at line 255 of file ares_process.c.

write_tcp_data_core()

static void write_tcp_data_core ( ares_channel  channel, int  server_idx, time_t  now  )

static

Definition at line 130 of file ares_process.c.