coupserv/tls.h

// One of the headers for HaxServ
//
// Written by: Test_User <hax@andrewyu.org>
//
// This is free and unencumbered software released into the public
// domain.
//
// Anyone is free to copy, modify, publish, use, compile, sell, or
// distribute this software, either in source code form or as a compiled
// binary, for any purpose, commercial or non-commercial, and by any
// means.
//
// In jurisdictions that recognize copyright laws, the author or authors
// of this software dedicate any and all copyright interest in the
// software to the public domain. We make this dedication for the benefit
// of the public at large and to the detriment of our heirs and
// successors. We intend this dedication to be an overt act of
// relinquishment in perpetuity of all present and future rights to this
// software under copyright law.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
// IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR
// OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
// ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
// OTHER DEALINGS IN THE SOFTWARE.

#include <gnutls/gnutls.h>

#if LOGALL
extern ssize_t SEND(struct string msg);
#else
#define SEND(x) gnutls_record_send(session, x.data, x.len)
#endif

extern gnutls_session_t session;

extern int connect_tls(void);

inline size_t RECV(char *buf, size_t buflen, char *timeout) {
	int len;
	do {
		len = gnutls_record_recv(session, buf, buflen);
	} while (len == GNUTLS_E_AGAIN || len == GNUTLS_E_INTERRUPTED);

	*timeout = (len == GNUTLS_E_TIMEDOUT);
	if (len < 0)
		return 0;
	else
		return (size_t)len;
}