rainlance/c-ares
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added ares_process_fd() to allow applications to ask for processing on

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specific sockets and thus avoiding select() and associated functions/macros.
This function will be used by upcoming libcurl releases for this very
reason. It also made me export the ares_socket_t type in the public ares.h
header file, since ares_process_fd() uses that type for two of the arguments.
This commit is contained in:
Daniel Stenberg
2007-05-30 12:58:47 +00:00
parent 557aad7b02
commit 8c35c65fc7
5 changed files with 118 additions and 37 deletions
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18
ares.h
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@ -136,6 +136,22 @@ extern "C" {
#define ARES_GETSOCK_WRITABLE(bits,num) (bits & (1 << ((num) + \
ARES_GETSOCK_MAXNUM)))
/*
* Typedef our socket type
*/
#ifndef ares_socket_typedef
#ifdef WIN32
typedef SOCKET ares_socket_t;
#define ARES_SOCKET_BAD INVALID_SOCKET
#else
typedef int ares_socket_t;
#define ARES_SOCKET_BAD -1
#endif
#define ares_socket_typedef
#endif /* ares_socket_typedef */
#ifdef WIN32
typedef void (*ares_sock_state_cb)(void *data,
SOCKET socket,
@ -200,6 +216,8 @@ int ares_getsock(ares_channel channel, int *socks, int numsocks);
struct timeval *ares_timeout(ares_channel channel, struct timeval *maxtv,
struct timeval *tv);
void ares_process(ares_channel channel, fd_set *read_fds, fd_set *write_fds);
void ares_process_fd(ares_channel channel, ares_socket_t read_fd,
ares_socket_t write_fd);
int ares_mkquery(const char *name, int dnsclass, int type, unsigned short id,
int rd, unsigned char **buf, int *buflen);