ARES_SET_SOCKET_CALLBACK(3) Library Functions Manual ARES_SET_SOCKET_CALLBACK(3)

ares_set_socket_callback - Set a socket creation callback

#include <ares.h>
typedef int (*ares_sock_create_callback)(ares_socket_t socket_fd,

int type,
void *userdata)
void ares_set_socket_callback(ares_channel channel,

ares_sock_create_callback callback,
void *userdata)
cc file.c -lcares

This function sets a callback in the given ares channel handle. This callback function will be invoked after the socket has been created, and connected to the remote server. The callback must return ARES_SUCCESS if things are fine, or return -1 to signal an error. A returned error will abort the ares operation.

ares_init_options(3),ares_set_socket_configure_callback(3)

ares_set_socket_callback(3) was added in c-ares 1.6.0

Gregor Jasny

20 Nov 2009