* Add initial version of URLs parser (still need to make PCRE parse all pattern matches)

* Link with PCRE

1 files changed, 86 insertions, 0 deletions

diff --git a/url.h b/url.h
new file mode 100644
index 000000000..7d9d87db1
--- /dev/null
+++ b/url.h
@@ -0,0 +1,86 @@
+/* URL check functions */
+#ifndef URL_H
+#define URL_H
+
+#include <sys/types.h>
+#include <sys/socket.h>
+#ifndef OWN_QUEUE_H
+#include <sys/queue.h>
+#else
+#include "queue.h"
+#endif
+
+#include <glib.h>
+
+struct worker_task;
+
+struct uri {
+	/* The start of the uri (and thus start of the protocol string). */
+	unsigned char *string;
+
+	/* The internal type of protocol. Can _never_ be PROTOCOL_UNKNOWN. */
+	int protocol; /* enum protocol */
+
+	int ip_family;
+
+	unsigned char *user;
+	unsigned char *password;
+	unsigned char *host;
+	unsigned char *port;
+	/* @data can contain both the path and query uri fields.
+	 * It can never be NULL but can have zero length. */
+	unsigned char *data;
+	unsigned char *fragment;
+	/* @post can contain some special encoded form data, used internally
+	 * to make form data handling more efficient. The data is marked by
+	 * POST_CHAR in the uri string. */
+	unsigned char *post;
+
+	/* @protocollen should only be usable if @protocol is either
+	 * PROTOCOL_USER or an uri string should be composed. */
+	unsigned int protocollen:16;
+	unsigned int userlen:16;
+	unsigned int passwordlen:16;
+	unsigned int hostlen:16;
+	unsigned int portlen:8;
+	unsigned int datalen:16;
+	unsigned int fragmentlen:16;
+
+	/* Flags */
+	unsigned int ipv6:1;	/* URI contains IPv6 host */
+	unsigned int form:1;	/* URI originated from form */
+	
+	/* Link */
+	TAILQ_ENTRY(uri) next;
+};
+
+enum uri_errno {
+	URI_ERRNO_OK,			/* Parsing went well */
+	URI_ERRNO_EMPTY,		/* The URI string was empty */
+	URI_ERRNO_INVALID_PROTOCOL,	/* No protocol was found */
+	URI_ERRNO_NO_SLASHES,		/* Slashes after protocol missing */
+	URI_ERRNO_TOO_MANY_SLASHES,	/* Too many slashes after protocol */
+	URI_ERRNO_TRAILING_DOTS,	/* '.' after host */
+	URI_ERRNO_NO_HOST,		/* Host part is missing */
+	URI_ERRNO_NO_PORT_COLON,	/* ':' after host without port */
+	URI_ERRNO_NO_HOST_SLASH,	/* Slash after host missing */
+	URI_ERRNO_IPV6_SECURITY,	/* IPv6 security bug detected */
+	URI_ERRNO_INVALID_PORT,		/* Port number is bad */
+	URI_ERRNO_INVALID_PORT_RANGE,	/* Port number is not within 0-65535 */
+};
+
+enum protocol {
+	PROTOCOL_FILE,
+	PROTOCOL_FTP,
+	PROTOCOL_HTTP,
+	PROTOCOL_HTTPS,
+
+	PROTOCOL_UNKNOWN,
+};
+
+#define struri(uri) ((uri)->string)
+
+void url_parse_html (struct worker_task *task, GByteArray *part);
+void url_parse_text (struct worker_task *task, GByteArray *part);
+
+#endif