56 #define read(fd, buf, len)        recv(fd, (char *) (buf), (int) (len), 0)  argument
57 #define write(fd, buf, len)       send(fd, (char *) (buf), (int) (len), 0)  argument
58 #define close(fd)               closesocket(fd)  argument
125 static int check_fd(int fd, int for_select)  in check_fd()  argument
127     if (fd < 0) {  in check_fd()
139     if (for_select && fd >= FD_SETSIZE) {  in check_fd()
152     ctx->fd = -1;  in mbedtls_net_init()
181         ctx->fd = (int) socket(cur->ai_family, cur->ai_socktype,  in mbedtls_net_connect()
183         if (ctx->fd < 0) {  in mbedtls_net_connect()
188         if (connect(ctx->fd, cur->ai_addr, MSVC_INT_CAST cur->ai_addrlen) == 0) {  in mbedtls_net_connect()
193         close(ctx->fd);  in mbedtls_net_connect()
230         ctx->fd = (int) socket(cur->ai_family, cur->ai_socktype,  in mbedtls_net_bind()
232         if (ctx->fd < 0) {  in mbedtls_net_bind()
238         if (setsockopt(ctx->fd, SOL_SOCKET, SO_REUSEADDR,  in mbedtls_net_bind()
240             close(ctx->fd);  in mbedtls_net_bind()
245         if (bind(ctx->fd, cur->ai_addr, MSVC_INT_CAST cur->ai_addrlen) != 0) {  in mbedtls_net_bind()
246             close(ctx->fd);  in mbedtls_net_bind()
253             if (listen(ctx->fd, MBEDTLS_NET_LISTEN_BACKLOG) != 0) {  in mbedtls_net_bind()
254                 close(ctx->fd);  in mbedtls_net_bind()
296     if ((fcntl(ctx->fd, F_GETFL) & O_NONBLOCK) != O_NONBLOCK) {  in net_would_block()
337     if (getsockopt(bind_ctx->fd, SOL_SOCKET, SO_TYPE,  in mbedtls_net_accept()
345         ret = client_ctx->fd = (int) accept(bind_ctx->fd,  in mbedtls_net_accept()
351         ret = (int) recvfrom(bind_ctx->fd, buf, sizeof(buf), MSG_PEEK,  in mbedtls_net_accept()
377         if (connect(bind_ctx->fd, (struct sockaddr *) &client_addr, n) != 0) {  in mbedtls_net_accept()
381         client_ctx->fd = bind_ctx->fd;  in mbedtls_net_accept()
382         bind_ctx->fd   = -1; /* In case we exit early */  in mbedtls_net_accept()
385         if (getsockname(client_ctx->fd,  in mbedtls_net_accept()
387             (bind_ctx->fd = (int) socket(local_addr.ss_family,  in mbedtls_net_accept()
389             setsockopt(bind_ctx->fd, SOL_SOCKET, SO_REUSEADDR,  in mbedtls_net_accept()
394         if (bind(bind_ctx->fd, (struct sockaddr *) &local_addr, n) != 0) {  in mbedtls_net_accept()
432     return ioctlsocket(ctx->fd, FIONBIO, &n);  in mbedtls_net_set_block()
434     return fcntl(ctx->fd, F_SETFL, fcntl(ctx->fd, F_GETFL) & ~O_NONBLOCK);  in mbedtls_net_set_block()
443     return ioctlsocket(ctx->fd, FIONBIO, &n);  in mbedtls_net_set_nonblock()
445     return fcntl(ctx->fd, F_SETFL, fcntl(ctx->fd, F_GETFL) | O_NONBLOCK);  in mbedtls_net_set_nonblock()
461     int fd = ctx->fd;  in mbedtls_net_poll()  local
463     ret = check_fd(fd, 1);  in mbedtls_net_poll()
481         FD_SET((SOCKET) fd, &read_fds);  in mbedtls_net_poll()
487         FD_SET((SOCKET) fd, &write_fds);  in mbedtls_net_poll()
498         ret = select(fd + 1, &read_fds, &write_fds, NULL,  in mbedtls_net_poll()
507     if (FD_ISSET(fd, &read_fds)) {  in mbedtls_net_poll()
510     if (FD_ISSET(fd, &write_fds)) {  in mbedtls_net_poll()
543     int fd = ((mbedtls_net_context *) ctx)->fd;  in mbedtls_net_recv()  local
545     ret = check_fd(fd, 0);  in mbedtls_net_recv()
550     ret = (int) read(fd, buf, len);  in mbedtls_net_recv()
587     int fd = ((mbedtls_net_context *) ctx)->fd;  in mbedtls_net_recv_timeout()  local
589     ret = check_fd(fd, 1);  in mbedtls_net_recv_timeout()
595     FD_SET((SOCKET) fd, &read_fds);  in mbedtls_net_recv_timeout()
600     ret = select(fd + 1, &read_fds, NULL, NULL, timeout == 0 ? NULL : &tv);  in mbedtls_net_recv_timeout()
632     int fd = ((mbedtls_net_context *) ctx)->fd;  in mbedtls_net_send()  local
634     ret = check_fd(fd, 0);  in mbedtls_net_send()
639     ret = (int) write(fd, buf, len);  in mbedtls_net_send()
672     if (ctx->fd == -1) {  in mbedtls_net_close()
676     close(ctx->fd);  in mbedtls_net_close()
678     ctx->fd = -1;  in mbedtls_net_close()
686     if (ctx == NULL || ctx->fd == -1) {  in mbedtls_net_free()
690     shutdown(ctx->fd, 2);  in mbedtls_net_free()
691     close(ctx->fd);  in mbedtls_net_free()
693     ctx->fd = -1;  in mbedtls_net_free()