39   unsigned char buf[NI_MAXHOST + 16];  in socks4a_connect()  local
59   buf[0] = 0x04;  in socks4a_connect()
60   buf[1] = 0x01;  in socks4a_connect()
63   memcpy(buf + 2, &port_n, sizeof(port_n));  in socks4a_connect()
66   buf[4] = 0x00;  in socks4a_connect()
67   buf[5] = 0x00;  in socks4a_connect()
68   buf[6] = 0x00;  in socks4a_connect()
69   buf[7] = 0x01;  in socks4a_connect()
72   buf[8] = 0x00;  in socks4a_connect()
75   memcpy(buf + sz, ctx->host, strlen(ctx->host) + 1);  in socks4a_connect()
78   r = ctx->f_send(ctx->p_send, buf, sz);  in socks4a_connect()
83   r = ctx->f_recv(ctx->p_recv, buf, 8);  in socks4a_connect()
87   if (buf[1] == 0x5a) {  in socks4a_connect()
97   unsigned char buf[NI_MAXHOST + 16];  in socks5_connect()  local
122   buf[0] = 0x05;  in socks5_connect()
123   buf[1] = 0x01;  in socks5_connect()
124   buf[2] = 0x00;  in socks5_connect()
126   r = ctx->f_send(ctx->p_send, buf, 3);  in socks5_connect()
130   r = ctx->f_recv(ctx->p_recv, buf, 2);  in socks5_connect()
134   if (buf[0] != 0x05 || buf[1] != 0x00) {  in socks5_connect()
135     verb("V: proxy5: auth error %02x %02x", buf[0], buf[1]);  in socks5_connect()
148   buf[0] = 0x05;  in socks5_connect()
149   buf[1] = 0x01;  in socks5_connect()
150   buf[2] = 0x00;  in socks5_connect()
151   buf[3] = 0x03;  in socks5_connect()
152   buf[4] = strlen(ctx->host);  in socks5_connect()
154   memcpy(buf + 5, ctx->host, strlen(ctx->host));  in socks5_connect()
156   memcpy(buf + sz, &port_n, sizeof(port_n));  in socks5_connect()
159   r = ctx->f_send(ctx->p_send, buf, sz);  in socks5_connect()
174   r = ctx->f_recv(ctx->p_recv, buf, 4);  in socks5_connect()
178   if (buf[0] != 0x05 || buf[1] != 0x00) {  in socks5_connect()
179     verb("V: proxy5: connect error %02x %02x", buf[0], buf[1]);  in socks5_connect()
183   if (buf[3] == 0x03) {  in socks5_connect()
185     r = ctx->f_recv(ctx->p_recv, buf + 4, 1);  in socks5_connect()
189     len = buf[4] + 2;  in socks5_connect()
191       r = ctx->f_recv(ctx->p_recv, buf + 5, min(len, sizeof(buf)));  in socks5_connect()
196   } else if (buf[3] == 0x01) {  in socks5_connect()
198     r = ctx->f_recv(ctx->p_recv, buf + 4, 6);  in socks5_connect()
209 int sock_gets(proxy_polarssl_ctx *ctx, char *buf, size_t sz)  in sock_gets()  argument
213     *buf++ = c;  in sock_gets()
216       *buf = '\0';  in sock_gets()
226   char buf[4096];  in http_connect()  local
229   snprintf(buf, sizeof(buf), "CONNECT %s:%d HTTP/1.1\r\n",  in http_connect()
231   r = ctx->f_send(ctx->p_send, (unsigned char *) buf, strlen(buf));  in http_connect()
232   if (r != strlen(buf))  in http_connect()
235   snprintf(buf, sizeof(buf), "Host: %s:%d\r\n", ctx->host, ctx->port);  in http_connect()
236   r = ctx->f_send(ctx->p_send, (unsigned char *) buf, strlen(buf));  in http_connect()
237   if (r != strlen(buf))  in http_connect()
239   strcpy(buf, "\r\n");  in http_connect()
240   r = ctx->f_send(ctx->p_send, (unsigned char *) buf, strlen(buf));  in http_connect()
241   if (r != strlen(buf))  in http_connect()
244   r = sock_gets(ctx, buf, sizeof(buf));  in http_connect()
248   if (sscanf(buf, "HTTP/%*s %d", &retcode) != 1)  in http_connect()
253   while (!(r = sock_gets(ctx, buf, sizeof(buf)))) {  in http_connect()
254     if (!strcmp(buf, "\r\n")) {  in http_connect()