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-rw-r--r--src/input/http_helper.c258
1 files changed, 258 insertions, 0 deletions
diff --git a/src/input/http_helper.c b/src/input/http_helper.c
new file mode 100644
index 000000000..730deccad
--- /dev/null
+++ b/src/input/http_helper.c
@@ -0,0 +1,258 @@
+/*
+ * Copyright (C) 2000-2003 the xine project
+ *
+ * This file is part of xine, a free video player.
+ *
+ * xine is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * xine is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
+ *
+ * URL helper functions
+ *
+ * $Id: http_helper.c,v 1.1 2003/11/26 08:09:58 tmattern Exp $
+ */
+#include "xine_internal.h"
+#include "http_helper.h"
+
+static char *_strndup(const char *s, size_t n) {
+ char *ret;
+
+ ret = malloc (n + 1);
+ strncpy(ret, s, n);
+ ret[n] = '\0';
+ return ret;
+}
+
+int _x_parse_url (char *url, char **proto, char** host, int *port,
+ char **user, char **password, char **uri) {
+ char *start = NULL;
+ char *authcolon = NULL;
+ char *at = NULL;
+ char *portcolon = NULL;
+ char *slash = NULL;
+ char *end = NULL;
+ char *strtol_err = NULL;
+
+ if (!url) abort();
+ if (!proto) abort();
+ if (!user) abort();
+ if (!password) abort();
+ if (!host) abort();
+ if (!port) abort();
+ if (!uri) abort();
+
+ *proto = NULL;
+ *port = 0;
+ *user = NULL;
+ *host = NULL;
+ *password = NULL;
+ *uri = NULL;
+
+ /* proto */
+ start = strstr(url, "://");
+ end = start + strlen(start) - 1;
+ if (!start || (start == url))
+ goto error;
+
+ *proto = _strndup(url, start - url);
+
+ /* user:password */
+ start += 3;
+ at = strchr(start, '@');
+ slash = strchr(start, '/');
+
+ if (at && slash && (at > slash))
+ at = NULL;
+
+ if (at) {
+ authcolon = strchr(start, ':');
+ if(authcolon && authcolon < at) {
+ *user = _strndup(start, authcolon - start);
+ *password = _strndup(authcolon + 1, at - authcolon - 1);
+ if ((authcolon == start) || (at == (authcolon + 1))) goto error;
+ } else {
+ /* no password */
+ *user = _strndup(start, at - start);
+ if (at == start) goto error;
+ }
+ start = at + 1;
+ }
+
+ /* host:port (ipv4) */
+ /* [host]:port (ipv6) */
+ if (*start != '[')
+ {
+ /* ipv4*/
+ portcolon = strchr(start, ':');
+ if (slash) {
+ if (portcolon && portcolon < slash) {
+ *host = _strndup(start, portcolon - start);
+ if (portcolon == start) goto error;
+ *port = strtol(portcolon + 1, &strtol_err, 10);
+ if ((strtol_err != slash) || (strtol_err == portcolon + 1))
+ goto error;
+ } else {
+ *host = _strndup(start, slash - start);
+ if (slash == start) goto error;
+ }
+ } else {
+ if (portcolon) {
+ *host = _strndup(start, portcolon - start);
+ if (portcolon < end) {
+ *port = strtol(portcolon + 1, &strtol_err, 10);
+ if (*strtol_err != '\0') goto error;
+ } else {
+ goto error;
+ }
+ } else {
+ if (*start == '\0') goto error;
+ *host = strdup(start);
+ }
+ }
+ } else {
+ /* ipv6*/
+ char *hostendbracket;
+
+ hostendbracket = strchr(start, ']');
+ if (hostendbracket != NULL) {
+ if (hostendbracket == start + 1) goto error;
+ *host = _strndup(start + 1, hostendbracket - start - 1);
+
+ if (hostendbracket < end) {
+ /* Might have a trailing port */
+ if (*(hostendbracket + 1) == ':') {
+ portcolon = hostendbracket + 1;
+ if (portcolon < end) {
+ *port = strtol(portcolon + 1, &strtol_err, 10);
+ if ((*strtol_err != '\0') && (*strtol_err != '/')) goto error;
+ } else {
+ goto error;
+ }
+ }
+ }
+ } else {
+ goto error;
+ }
+ }
+
+ /* uri */
+ start = slash;
+ if (start)
+ *uri = strdup(start);
+ else
+ *uri = strdup("/");
+
+ return 1;
+
+error:
+ if (*proto) {
+ free (*proto);
+ *proto = NULL;
+ }
+ if (*user) {
+ free (*user);
+ *user = NULL;
+ }
+ if (*password) {
+ free (*password);
+ *password = NULL;
+ }
+ if (*host) {
+ free (*host);
+ *host = NULL;
+ }
+ if (*port) {
+ *port = 0;
+ }
+ if (*uri) {
+ free (*uri);
+ *uri = NULL;
+ }
+ return 0;
+}
+
+
+#ifdef TEST_URL
+/*
+ * url parser test program
+ */
+
+static int check_url(char *url, int ok) {
+ char *proto, *host, *user, *password, *uri;
+ int port;
+ int res;
+
+ printf("--------------------------------\n");
+ printf("url=%s\n", url);
+ res = _x_parse_url (url,
+ &proto, &host, &port, &user, &password, &uri);
+ if (res) {
+ printf("proto=%s, host=%s, port=%d, user=%s, password=%s, uri=%s\n",
+ proto, host, port, user, password, uri);
+ free(proto);
+ free(host);
+ free(user);
+ free(password);
+ free(uri);
+ } else {
+ printf("bad url\n");
+ }
+ if (res == ok) {
+ printf("test OK\n", url);
+ return 1;
+ } else {
+ printf("test KO\n", url);
+ return 0;
+ }
+}
+
+int main(int argc, char** argv) {
+ char *proto, host, port, user, password, uri;
+ int res = 0;
+
+ res += check_url("http://www.toto.com/test1.asx", 1);
+ res += check_url("http://www.toto.com:8080/test2.asx", 1);
+ res += check_url("http://titi:pass@www.toto.com:8080/test3.asx", 1);
+ res += check_url("http://www.toto.com", 1);
+ res += check_url("http://www.toto.com/", 1);
+ res += check_url("http://www.toto.com:80", 1);
+ res += check_url("http://www.toto.com:80/", 1);
+ res += check_url("http://www.toto.com:", 0);
+ res += check_url("http://www.toto.com:/", 0);
+ res += check_url("http://www.toto.com:abc", 0);
+ res += check_url("http://www.toto.com:abc/", 0);
+ res += check_url("http://titi@www.toto.com:8080/test4.asx", 1);
+ res += check_url("http://@www.toto.com:8080/test5.asx", 0);
+ res += check_url("http://:@www.toto.com:8080/test6.asx", 0);
+ res += check_url("http:///test6.asx", 0);
+ res += check_url("http://:/test7.asx", 0);
+ res += check_url("http://", 0);
+ res += check_url("http://:", 0);
+ res += check_url("http://@", 0);
+ res += check_url("http://:@", 0);
+ res += check_url("http://:/@", 0);
+ res += check_url("http://www.toto.com:80a/", 0);
+ res += check_url("http://[www.toto.com]", 1);
+ res += check_url("http://[www.toto.com]/", 1);
+ res += check_url("http://[www.toto.com]:80", 1);
+ res += check_url("http://[www.toto.com]:80/", 1);
+ res += check_url("http://[12:12]:80/", 1);
+ res += check_url("http://user:pass@[12:12]:80/", 1);
+ printf("================================\n");
+ if (res != 28) {
+ printf("result: KO\n");
+ } else {
+ printf("result: OK\n");
+ }
+}
+#endif
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