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Alexey Pesternikov introduced CURLOPT_OPENSOCKETFUNCTION and

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CURLOPT_OPENSOCKETDATA to set a callback that allows an application to replace
the socket() call used by libcurl. It basically allows the app to change
address, protocol or whatever of the socket. (I also did some whitespace
indent/cleanups in lib/url.c which kind of hides some of these changes, sorry
for mixing those in.)
This commit is contained in:
Daniel Stenberg 2007-10-03 08:45:00 +00:00
parent ce81cd21d3
commit ce1cfcb7a6
6 changed files with 140 additions and 67 deletions
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20
include/curl/curl.h
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@ -246,6 +246,19 @@ typedef int (*curl_sockopt_callback)(void *clientp,
curl_socket_t curlfd,
curlsocktype purpose);
struct Curl_sockaddr {
int family;
int socktype;
int protocol;
socklen_t addrlen;
struct sockaddr addr;
};
typedef curl_socket_t
(*curl_opensocket_callback)(void* clentp,
curlsocktype purpose,
struct Curl_sockaddr* address);
#ifndef CURL_NO_OLDIES
/* not used since 7.10.8, will be removed in a future release */
typedef int (*curl_passwd_callback)(void *clientp,
@ -1135,6 +1148,13 @@ typedef enum {
/* used by scp/sftp to verify the host's public key */
CINIT(SSH_HOST_PUBLIC_KEY_MD5, OBJECTPOINT, 162),
/* Callback function for opening socket (instead of socket(2)). Optionally,
callback is able change the address or refuse to connect returning
CURL_SOCKET_BAD. The callback should have type
curl_opensocket_callback */
CINIT(OPENSOCKETFUNCTION, FUNCTIONPOINT, 163),
CINIT(OPENSOCKETDATA, OBJECTPOINT, 164),
CURLOPT_LASTENTRY /* the last unused */
} CURLoption;