X-Git-Url: http://cvs.zerfleddert.de/cgi-bin/gitweb.cgi/record-dvb/blobdiff_plain/5c2e3e4489486a30d8f14338277de093b4d94cf0..34d3d2846a69a1ae8c108e57e2539ac461b19328:/http.c

diff --git a/http.c b/http.c
index a4f4c91..ab798d9 100644
--- a/http.c
+++ b/http.c
@@ -6,7 +6,6 @@
 #include <sys/socket.h>
 #include <netinet/in.h>
 #include <arpa/inet.h>
-#include <netdb.h>
 
 #include "common.h"
 #include "http.h"
@@ -28,22 +27,19 @@ int open_http(char *url)
 {
 	int fd;
 	struct sockaddr_in server;
-	struct dvb_host *dvbhost;
-	struct addrinfo *s_addrinfo, addrhints;
-	char buffer[BUFFSIZE];
-	int i;
+	static struct dvb_host *dvbhost = NULL;
+	char c, buffer[BUFFSIZE], *pos;
+	int lines = 0;
 
 	if(!is_http(url))
 		return -1;
 
-	dvbhost = parse(&(url[7]), "80");
-
-	bzero(&addrhints, sizeof(struct addrinfo));
-	addrhints.ai_family = PF_INET;
-	addrhints.ai_socktype = SOCK_STREAM;
+	if (!dvbhost) {
+		dvbhost = parse(&(url[7]), "80");
+		dvbhost->socktype = SOCK_STREAM;
+	}
 
-	if ((i=getaddrinfo(dvbhost->hostname, dvbhost->port, &addrhints, &s_addrinfo))) {
-		fprintf(stderr,"getaddrinfo: %s\n",gai_strerror(i));
+	if (resolve(dvbhost, &server) < 0) {
 		return -1;
 	}
 
@@ -52,34 +48,68 @@ int open_http(char *url)
 		return -1;
 	}
 
-	bzero(&server, sizeof(struct sockaddr_in));
-	server.sin_family = AF_INET;
-	server.sin_addr.s_addr = ((struct sockaddr_in*)(s_addrinfo->ai_addr))->sin_addr.s_addr;
-	server.sin_port = ((struct sockaddr_in*)(s_addrinfo->ai_addr))->sin_port;
-
 	if (connect(fd, (struct sockaddr*) &server, sizeof(server)) < 0) {
 		perror("connect");
 		return -1;
 	}
 
-	freeaddrinfo(s_addrinfo);
-
-
 	snprintf(buffer, BUFFSIZE-1, "GET /%s HTTP/1.0\n\n",dvbhost->location);
 	buffer[BUFFSIZE-1] = 0;
-	send(fd, buffer, strlen(buffer), 0);
-	i = 0;
-	while(i < 2) {
-		if (recv(fd, buffer, 1, 0) < 1) {
+	if (send(fd, buffer, strlen(buffer), 0) < 0) {
+		perror("send");
+		return -1;
+	}
+
+	pos = buffer;
+	while (1) {
+		if (recv(fd, &c, 1, 0) < 1) {
 			perror("recv");
 			exit(EXIT_FAILURE);
 		}
-		printf("%c",buffer[0]);
-		if (buffer[0] == 0x0a)
-			i++;
-		else
-			if (buffer[0] != 0x0d)
-				i = 0;
+
+		if (pos-buffer >= BUFFSIZE)
+			pos = buffer;
+
+		*(pos++) = c;
+
+		if (c == 0x0a) {
+			*(--pos) = 0;
+			if (pos-buffer > 0 && *(--pos) == 0x0d)
+				*pos = 0;
+
+			if (pos-buffer == 0)
+				break;
+
+#ifdef DEBUG
+			printf("%d. %s (%d)\n", lines, buffer, pos-buffer);
+#endif
+			if (lines == 0) {
+				if (strncasecmp("HTTP/", buffer, 5)) {
+					fprintf(stderr, "Wrong answer from server: %s\n", buffer);
+					return -1;
+				}
+
+				pos = buffer;
+				while (*pos != 0) {
+					if (*(pos++) == ' ') {
+						if(strncmp("200", pos, 3)) {
+							fprintf(stderr, "Wrong result-code: %s\n", buffer);
+							return -1;
+						} else {
+							break;
+						}
+					}
+
+					if (*(++pos) == 0) {
+						fprintf(stderr, "Wrong answer from server: %s\n", buffer);
+						return -1;
+					}
+				}
+			}
+
+			pos = buffer;
+			lines++;
+		}
 	}
 
 	return fd;