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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 17:40:56 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 17:40:56 +0000
commitc248d29056abbc1fc4c5dc178bab48fb8d2c1fcb (patch)
tree4a13fc30604509224504e1911bc976e5df7bdf05 /htp/htp_urlencoded.h
parentInitial commit. (diff)
downloadlibhtp-upstream/1%0.5.47.tar.xz
libhtp-upstream/1%0.5.47.zip
Adding upstream version 1:0.5.47.upstream/1%0.5.47
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'htp/htp_urlencoded.h')
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1 files changed, 111 insertions, 0 deletions
diff --git a/htp/htp_urlencoded.h b/htp/htp_urlencoded.h
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+/***************************************************************************
+ * Copyright (c) 2009-2010 Open Information Security Foundation
+ * Copyright (c) 2010-2013 Qualys, Inc.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ * - Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+
+ * - Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+
+ * - Neither the name of the Qualys, Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ ***************************************************************************/
+
+/**
+ * @file
+ * @author Ivan Ristic <ivanr@webkreator.com>
+ */
+
+#ifndef _HTP_URLENCODED_H
+#define _HTP_URLENCODED_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef struct htp_urlenp_t htp_urlenp_t;
+typedef struct htp_urlen_param_t htp_urlen_param_t;
+
+#define HTP_URLENP_DEFAULT_PARAMS_SIZE 32
+
+#define HTP_URLENP_STATE_KEY 1
+#define HTP_URLENP_STATE_VALUE 2
+
+// The MIME type that triggers the parser. Must be lowercase.
+#define HTP_URLENCODED_MIME_TYPE "application/x-www-form-urlencoded"
+
+#include "htp.h"
+
+/**
+ * This is the main URLENCODED parser structure. It is used to store
+ * parser configuration, temporary parsing data, as well as the parameters.
+ */
+struct htp_urlenp_t {
+ /** The transaction this parser belongs to. */
+ htp_tx_t *tx;
+
+ /** The character used to separate parameters. Defaults to & and should
+ * not be changed without good reason.
+ */
+ unsigned char argument_separator;
+
+ /** Whether to perform URL-decoding on parameters. */
+ int decode_url_encoding;
+
+ /** This table contains the list of parameters, indexed by name. */
+ htp_table_t *params;
+
+ // Private fields; these are used during the parsing process only
+ int _state;
+ int _complete;
+ bstr *_name;
+ bstr_builder_t *_bb;
+};
+
+/**
+ * Holds one application/x-www-form-urlencoded parameter.
+ */
+struct htp_urlen_param_t {
+ /** Parameter name. */
+ bstr *name;
+
+ /** Parameter value. */
+ bstr *value;
+};
+
+htp_urlenp_t *htp_urlenp_create(htp_tx_t *tx);
+void htp_urlenp_destroy(htp_urlenp_t *urlenp);
+
+void htp_urlenp_set_argument_separator(htp_urlenp_t *urlenp, unsigned char argument_separator);
+void htp_urlenp_set_decode_url_encoding(htp_urlenp_t *urlenp, int decode_url_encoding);
+
+htp_status_t htp_urlenp_parse_partial(htp_urlenp_t *urlenp, const void *data, size_t len);
+htp_status_t htp_urlenp_parse_complete(htp_urlenp_t *urlenp, const void *data, size_t len);
+htp_status_t htp_urlenp_finalize(htp_urlenp_t *urlenp);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _HTP_URLENCODED_H */
+