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Curl_socket: internal replacement for socket()

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Moved out into a separate function to work as a "generic" socket()
replacement.
This commit is contained in:
Daniel Stenberg 2011-12-05 10:58:38 +01:00
parent 5971d401d4
commit 9109cdec11
2 changed files with 99 additions and 58 deletions
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32
lib/connect.h
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@ -24,6 +24,7 @@
#include "setup.h"
#include "nonblock.h" /* for curlx_nonblock(), formerly Curl_nonblock() */
#include "sockaddr.h"
CURLcode Curl_is_connected(struct connectdata *conn,
int sockindex,
@ -72,4 +73,35 @@ void Curl_updateconninfo(struct connectdata *conn, curl_socket_t sockfd);
void Curl_persistconninfo(struct connectdata *conn);
int Curl_closesocket(struct connectdata *conn, curl_socket_t sock);
/*
* The Curl_sockaddr_ex structure is basically libcurl's external API
* curl_sockaddr structure with enough space available to directly hold any
* protocol-specific address structures. The variable declared here will be
* used to pass / receive data to/from the fopensocket callback if this has
* been set, before that, it is initialized from parameters.
*/
struct Curl_sockaddr_ex {
int family;
int socktype;
int protocol;
unsigned int addrlen;
union {
struct sockaddr addr;
struct Curl_sockaddr_storage buff;
} _sa_ex_u;
};
#define sa_addr _sa_ex_u.addr
/*
* Create a socket based on info from 'conn' and 'ai'.
*
* Fill in 'addr' and 'sockfd' accordingly if OK is returned. If the open
* socket callback is set, used that!
*
*/
CURLcode Curl_socket(struct connectdata *conn,
const Curl_addrinfo *ai,
struct Curl_sockaddr_ex *addr,
curl_socket_t *sockfd);
#endif /* HEADER_CURL_CONNECT_H */