/***************************************************************************

 * 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>

 */

#include "htp_config_auto.h"

#include "htp_private.h"

/**

 * This map is used by default for best-fit mapping from the Unicode

 * values U+0100-FFFF.

 */

static unsigned char bestfit_1252[] = {

    0x01, 0x00, 0x41, 0x01, 0x01, 0x61, 0x01, 0x02, 0x41, 0x01, 0x03, 0x61,

    0x01, 0x04, 0x41, 0x01, 0x05, 0x61, 0x01, 0x06, 0x43, 0x01, 0x07, 0x63,

    0x01, 0x08, 0x43, 0x01, 0x09, 0x63, 0x01, 0x0a, 0x43, 0x01, 0x0b, 0x63,

    0x01, 0x0c, 0x43, 0x01, 0x0d, 0x63, 0x01, 0x0e, 0x44, 0x01, 0x0f, 0x64,

    0x01, 0x11, 0x64, 0x01, 0x12, 0x45, 0x01, 0x13, 0x65, 0x01, 0x14, 0x45,

    0x01, 0x15, 0x65, 0x01, 0x16, 0x45, 0x01, 0x17, 0x65, 0x01, 0x18, 0x45,

    0x01, 0x19, 0x65, 0x01, 0x1a, 0x45, 0x01, 0x1b, 0x65, 0x01, 0x1c, 0x47,

    0x01, 0x1d, 0x67, 0x01, 0x1e, 0x47, 0x01, 0x1f, 0x67, 0x01, 0x20, 0x47,

    0x01, 0x21, 0x67, 0x01, 0x22, 0x47, 0x01, 0x23, 0x67, 0x01, 0x24, 0x48,

    0x01, 0x25, 0x68, 0x01, 0x26, 0x48, 0x01, 0x27, 0x68, 0x01, 0x28, 0x49,

    0x01, 0x29, 0x69, 0x01, 0x2a, 0x49, 0x01, 0x2b, 0x69, 0x01, 0x2c, 0x49,

    0x01, 0x2d, 0x69, 0x01, 0x2e, 0x49, 0x01, 0x2f, 0x69, 0x01, 0x30, 0x49,

    0x01, 0x31, 0x69, 0x01, 0x34, 0x4a, 0x01, 0x35, 0x6a, 0x01, 0x36, 0x4b,

    0x01, 0x37, 0x6b, 0x01, 0x39, 0x4c, 0x01, 0x3a, 0x6c, 0x01, 0x3b, 0x4c,

    0x01, 0x3c, 0x6c, 0x01, 0x3d, 0x4c, 0x01, 0x3e, 0x6c, 0x01, 0x41, 0x4c,

    0x01, 0x42, 0x6c, 0x01, 0x43, 0x4e, 0x01, 0x44, 0x6e, 0x01, 0x45, 0x4e,

    0x01, 0x46, 0x6e, 0x01, 0x47, 0x4e, 0x01, 0x48, 0x6e, 0x01, 0x4c, 0x4f,

    0x01, 0x4d, 0x6f, 0x01, 0x4e, 0x4f, 0x01, 0x4f, 0x6f, 0x01, 0x50, 0x4f,

    0x01, 0x51, 0x6f, 0x01, 0x54, 0x52, 0x01, 0x55, 0x72, 0x01, 0x56, 0x52,

    0x01, 0x57, 0x72, 0x01, 0x58, 0x52, 0x01, 0x59, 0x72, 0x01, 0x5a, 0x53,

    0x01, 0x5b, 0x73, 0x01, 0x5c, 0x53, 0x01, 0x5d, 0x73, 0x01, 0x5e, 0x53,

    0x01, 0x5f, 0x73, 0x01, 0x62, 0x54, 0x01, 0x63, 0x74, 0x01, 0x64, 0x54,

    0x01, 0x65, 0x74, 0x01, 0x66, 0x54, 0x01, 0x67, 0x74, 0x01, 0x68, 0x55,

    0x01, 0x69, 0x75, 0x01, 0x6a, 0x55, 0x01, 0x6b, 0x75, 0x01, 0x6c, 0x55,

    0x01, 0x6d, 0x75, 0x01, 0x6e, 0x55, 0x01, 0x6f, 0x75, 0x01, 0x70, 0x55,

    0x01, 0x71, 0x75, 0x01, 0x72, 0x55, 0x01, 0x73, 0x75, 0x01, 0x74, 0x57,

    0x01, 0x75, 0x77, 0x01, 0x76, 0x59, 0x01, 0x77, 0x79, 0x01, 0x79, 0x5a,

    0x01, 0x7b, 0x5a, 0x01, 0x7c, 0x7a, 0x01, 0x80, 0x62, 0x01, 0x97, 0x49,

    0x01, 0x9a, 0x6c, 0x01, 0x9f, 0x4f, 0x01, 0xa0, 0x4f, 0x01, 0xa1, 0x6f,

    0x01, 0xab, 0x74, 0x01, 0xae, 0x54, 0x01, 0xaf, 0x55, 0x01, 0xb0, 0x75,

    0x01, 0xb6, 0x7a, 0x01, 0xc0, 0x7c, 0x01, 0xc3, 0x21, 0x01, 0xcd, 0x41,

    0x01, 0xce, 0x61, 0x01, 0xcf, 0x49, 0x01, 0xd0, 0x69, 0x01, 0xd1, 0x4f,

    0x01, 0xd2, 0x6f, 0x01, 0xd3, 0x55, 0x01, 0xd4, 0x75, 0x01, 0xd5, 0x55,

    0x01, 0xd6, 0x75, 0x01, 0xd7, 0x55, 0x01, 0xd8, 0x75, 0x01, 0xd9, 0x55,

    0x01, 0xda, 0x75, 0x01, 0xdb, 0x55, 0x01, 0xdc, 0x75, 0x01, 0xde, 0x41,

    0x01, 0xdf, 0x61, 0x01, 0xe4, 0x47, 0x01, 0xe5, 0x67, 0x01, 0xe6, 0x47,

    0x01, 0xe7, 0x67, 0x01, 0xe8, 0x4b, 0x01, 0xe9, 0x6b, 0x01, 0xea, 0x4f,

    0x01, 0xeb, 0x6f, 0x01, 0xec, 0x4f, 0x01, 0xed, 0x6f, 0x01, 0xf0, 0x6a,

    0x02, 0x61, 0x67, 0x02, 0xb9, 0x27, 0x02, 0xba, 0x22, 0x02, 0xbc, 0x27,

    0x02, 0xc4, 0x5e, 0x02, 0xc8, 0x27, 0x02, 0xcb, 0x60, 0x02, 0xcd, 0x5f,

    0x03, 0x00, 0x60, 0x03, 0x02, 0x5e, 0x03, 0x03, 0x7e, 0x03, 0x0e, 0x22,

    0x03, 0x31, 0x5f, 0x03, 0x32, 0x5f, 0x03, 0x7e, 0x3b, 0x03, 0x93, 0x47,

    0x03, 0x98, 0x54, 0x03, 0xa3, 0x53, 0x03, 0xa6, 0x46, 0x03, 0xa9, 0x4f,

    0x03, 0xb1, 0x61, 0x03, 0xb4, 0x64, 0x03, 0xb5, 0x65, 0x03, 0xc0, 0x70,

    0x03, 0xc3, 0x73, 0x03, 0xc4, 0x74, 0x03, 0xc6, 0x66, 0x04, 0xbb, 0x68,

    0x05, 0x89, 0x3a, 0x06, 0x6a, 0x25, 0x20, 0x00, 0x20, 0x20, 0x01, 0x20,

    0x20, 0x02, 0x20, 0x20, 0x03, 0x20, 0x20, 0x04, 0x20, 0x20, 0x05, 0x20,

    0x20, 0x06, 0x20, 0x20, 0x10, 0x2d, 0x20, 0x11, 0x2d, 0x20, 0x17, 0x3d,

    0x20, 0x32, 0x27, 0x20, 0x35, 0x60, 0x20, 0x44, 0x2f, 0x20, 0x74, 0x34,

    0x20, 0x75, 0x35, 0x20, 0x76, 0x36, 0x20, 0x77, 0x37, 0x20, 0x78, 0x38,

    0x20, 0x7f, 0x6e, 0x20, 0x80, 0x30, 0x20, 0x81, 0x31, 0x20, 0x82, 0x32,

    0x20, 0x83, 0x33, 0x20, 0x84, 0x34, 0x20, 0x85, 0x35, 0x20, 0x86, 0x36,

    0x20, 0x87, 0x37, 0x20, 0x88, 0x38, 0x20, 0x89, 0x39, 0x20, 0xa7, 0x50,

    0x21, 0x02, 0x43, 0x21, 0x07, 0x45, 0x21, 0x0a, 0x67, 0x21, 0x0b, 0x48,

    0x21, 0x0c, 0x48, 0x21, 0x0d, 0x48, 0x21, 0x0e, 0x68, 0x21, 0x10, 0x49,

    0x21, 0x11, 0x49, 0x21, 0x12, 0x4c, 0x21, 0x13, 0x6c, 0x21, 0x15, 0x4e,

    0x21, 0x18, 0x50, 0x21, 0x19, 0x50, 0x21, 0x1a, 0x51, 0x21, 0x1b, 0x52,

    0x21, 0x1c, 0x52, 0x21, 0x1d, 0x52, 0x21, 0x24, 0x5a, 0x21, 0x28, 0x5a,

    0x21, 0x2a, 0x4b, 0x21, 0x2c, 0x42, 0x21, 0x2d, 0x43, 0x21, 0x2e, 0x65,

    0x21, 0x2f, 0x65, 0x21, 0x30, 0x45, 0x21, 0x31, 0x46, 0x21, 0x33, 0x4d,

    0x21, 0x34, 0x6f, 0x22, 0x12, 0x2d, 0x22, 0x15, 0x2f, 0x22, 0x16, 0x5c,

    0x22, 0x17, 0x2a, 0x22, 0x1a, 0x76, 0x22, 0x1e, 0x38, 0x22, 0x23, 0x7c,

    0x22, 0x29, 0x6e, 0x22, 0x36, 0x3a, 0x22, 0x3c, 0x7e, 0x22, 0x61, 0x3d,

    0x22, 0x64, 0x3d, 0x22, 0x65, 0x3d, 0x23, 0x03, 0x5e, 0x23, 0x20, 0x28,

    0x23, 0x21, 0x29, 0x23, 0x29, 0x3c, 0x23, 0x2a, 0x3e, 0x25, 0x00, 0x2d,

    0x25, 0x0c, 0x2b, 0x25, 0x10, 0x2b, 0x25, 0x14, 0x2b, 0x25, 0x18, 0x2b,

    0x25, 0x1c, 0x2b, 0x25, 0x2c, 0x2d, 0x25, 0x34, 0x2d, 0x25, 0x3c, 0x2b,

    0x25, 0x50, 0x2d, 0x25, 0x52, 0x2b, 0x25, 0x53, 0x2b, 0x25, 0x54, 0x2b,

    0x25, 0x55, 0x2b, 0x25, 0x56, 0x2b, 0x25, 0x57, 0x2b, 0x25, 0x58, 0x2b,

    0x25, 0x59, 0x2b, 0x25, 0x5a, 0x2b, 0x25, 0x5b, 0x2b, 0x25, 0x5c, 0x2b,

    0x25, 0x5d, 0x2b, 0x25, 0x64, 0x2d, 0x25, 0x65, 0x2d, 0x25, 0x66, 0x2d,

    0x25, 0x67, 0x2d, 0x25, 0x68, 0x2d, 0x25, 0x69, 0x2d, 0x25, 0x6a, 0x2b,

    0x25, 0x6b, 0x2b, 0x25, 0x6c, 0x2b, 0x25, 0x84, 0x5f, 0x27, 0x58, 0x7c,

    0x30, 0x00, 0x20, 0x30, 0x08, 0x3c, 0x30, 0x09, 0x3e, 0x30, 0x1a, 0x5b,

    0x30, 0x1b, 0x5d, 0xff, 0x01, 0x21, 0xff, 0x02, 0x22, 0xff, 0x03, 0x23,

    0xff, 0x04, 0x24, 0xff, 0x05, 0x25, 0xff, 0x06, 0x26, 0xff, 0x07, 0x27,

    0xff, 0x08, 0x28, 0xff, 0x09, 0x29, 0xff, 0x0a, 0x2a, 0xff, 0x0b, 0x2b,

    0xff, 0x0c, 0x2c, 0xff, 0x0d, 0x2d, 0xff, 0x0e, 0x2e, 0xff, 0x0f, 0x2f,

    0xff, 0x10, 0x30, 0xff, 0x11, 0x31, 0xff, 0x12, 0x32, 0xff, 0x13, 0x33,

    0xff, 0x14, 0x34, 0xff, 0x15, 0x35, 0xff, 0x16, 0x36, 0xff, 0x17, 0x37,

    0xff, 0x18, 0x38, 0xff, 0x19, 0x39, 0xff, 0x1a, 0x3a, 0xff, 0x1b, 0x3b,

    0xff, 0x1c, 0x3c, 0xff, 0x1d, 0x3d, 0xff, 0x1e, 0x3e, 0xff, 0x20, 0x40,

    0xff, 0x21, 0x41, 0xff, 0x22, 0x42, 0xff, 0x23, 0x43, 0xff, 0x24, 0x44,

    0xff, 0x25, 0x45, 0xff, 0x26, 0x46, 0xff, 0x27, 0x47, 0xff, 0x28, 0x48,

    0xff, 0x29, 0x49, 0xff, 0x2a, 0x4a, 0xff, 0x2b, 0x4b, 0xff, 0x2c, 0x4c,

    0xff, 0x2d, 0x4d, 0xff, 0x2e, 0x4e, 0xff, 0x2f, 0x4f, 0xff, 0x30, 0x50,

    0xff, 0x31, 0x51, 0xff, 0x32, 0x52, 0xff, 0x33, 0x53, 0xff, 0x34, 0x54,

    0xff, 0x35, 0x55, 0xff, 0x36, 0x56, 0xff, 0x37, 0x57, 0xff, 0x38, 0x58,

    0xff, 0x39, 0x59, 0xff, 0x3a, 0x5a, 0xff, 0x3b, 0x5b, 0xff, 0x3c, 0x5c,

    0xff, 0x3d, 0x5d, 0xff, 0x3e, 0x5e, 0xff, 0x3f, 0x5f, 0xff, 0x40, 0x60,

    0xff, 0x41, 0x61, 0xff, 0x42, 0x62, 0xff, 0x43, 0x63, 0xff, 0x44, 0x64,

    0xff, 0x45, 0x65, 0xff, 0x46, 0x66, 0xff, 0x47, 0x67, 0xff, 0x48, 0x68,

    0xff, 0x49, 0x69, 0xff, 0x4a, 0x6a, 0xff, 0x4b, 0x6b, 0xff, 0x4c, 0x6c,

    0xff, 0x4d, 0x6d, 0xff, 0x4e, 0x6e, 0xff, 0x4f, 0x6f, 0xff, 0x50, 0x70,

    0xff, 0x51, 0x71, 0xff, 0x52, 0x72, 0xff, 0x53, 0x73, 0xff, 0x54, 0x74,

    0xff, 0x55, 0x75, 0xff, 0x56, 0x76, 0xff, 0x57, 0x77, 0xff, 0x58, 0x78,

    0xff, 0x59, 0x79, 0xff, 0x5a, 0x7a, 0xff, 0x5b, 0x7b, 0xff, 0x5c, 0x7c,

    0xff, 0x5d, 0x7d, 0xff, 0x5e, 0x7e, 0x00, 0x00, 0x00

};

#define HTP_HEADERS_LIMIT 1024

htp_cfg_t *htp_config_create(void) {

    htp_cfg_t *cfg = calloc(1, sizeof (htp_cfg_t));

    if (cfg == NULL) return NULL;

    cfg->field_limit_hard = HTP_FIELD_LIMIT_HARD;

    cfg->field_limit_soft = HTP_FIELD_LIMIT_SOFT;

    cfg->log_level = HTP_LOG_NOTICE;

    cfg->response_decompression_enabled = 1;

    cfg->request_decompression_enabled = 0; // disabled by default

    cfg->parse_request_cookies = 1;

    cfg->parse_request_auth = 1;

    cfg->extract_request_files = 0;

    cfg->extract_request_files_limit = -1; // Use the parser default.

    cfg->response_decompression_layer_limit = 2; // 2 layers seem fairly common

    cfg->lzma_memlimit = HTP_LZMA_MEMLIMIT;

    cfg->response_lzma_layer_limit = 1; // default is only one layer

    cfg->compression_bomb_limit = HTP_COMPRESSION_BOMB_LIMIT;

    cfg->compression_time_limit = HTP_COMPRESSION_TIME_LIMIT_USEC;

    cfg->number_headers_limit = HTP_HEADERS_LIMIT;

    cfg->allow_space_uri = 0;

    // Default settings for URL-encoded data.

    htp_config_set_bestfit_map(cfg, HTP_DECODER_DEFAULTS, bestfit_1252);

    htp_config_set_bestfit_replacement_byte(cfg, HTP_DECODER_DEFAULTS, '?');

    htp_config_set_url_encoding_invalid_handling(cfg, HTP_DECODER_DEFAULTS, HTP_URL_DECODE_PRESERVE_PERCENT);

    htp_config_set_nul_raw_terminates(cfg, HTP_DECODER_DEFAULTS, 0);

    htp_config_set_nul_encoded_terminates(cfg, HTP_DECODER_DEFAULTS, 0);

    htp_config_set_u_encoding_decode(cfg, HTP_DECODER_DEFAULTS, 0);

    htp_config_set_plusspace_decode(cfg, HTP_DECODER_URLENCODED, 1);

    htp_config_set_server_personality(cfg, HTP_SERVER_MINIMAL);

    return cfg;

}

htp_cfg_t *htp_config_copy(htp_cfg_t *cfg) {

    if (cfg == NULL) return NULL;

    // Start by making a copy of the entire structure,

    // which is essentially a shallow copy.

    htp_cfg_t *copy = malloc(sizeof (htp_cfg_t));

    if (copy == NULL) return NULL;

    memcpy(copy, cfg, sizeof (htp_cfg_t));

    // Now create copies of the hooks' structures.

    if (cfg->hook_request_start != NULL) {

        copy->hook_request_start = htp_hook_copy(cfg->hook_request_start);

        if (copy->hook_request_start == NULL) {

            htp_config_destroy(copy);

            return NULL;

        }

    }

    if (cfg->hook_request_line != NULL) {

        copy->hook_request_line = htp_hook_copy(cfg->hook_request_line);

        if (copy->hook_request_line == NULL) {

            htp_config_destroy(copy);

            return NULL;

        }

    }

    if (cfg->hook_request_uri_normalize != NULL) {

        copy->hook_request_uri_normalize = htp_hook_copy(cfg->hook_request_uri_normalize);

        if (copy->hook_request_uri_normalize == NULL) {

            htp_config_destroy(copy);

            return NULL;

        }

    }

    if (cfg->hook_request_header_data != NULL) {

        copy->hook_request_header_data = htp_hook_copy(cfg->hook_request_header_data);

        if (copy->hook_request_header_data == NULL) {

            htp_config_destroy(copy);

            return NULL;

        }

    }

    if (cfg->hook_request_headers != NULL) {

        copy->hook_request_headers = htp_hook_copy(cfg->hook_request_headers);

        if (copy->hook_request_headers == NULL) {

            htp_config_destroy(copy);

            return NULL;

        }

    }

    if (cfg->hook_request_body_data != NULL) {

        copy->hook_request_body_data = htp_hook_copy(cfg->hook_request_body_data);

        if (copy->hook_request_body_data == NULL) {

            htp_config_destroy(copy);

            return NULL;

        }

    }

    if (cfg->hook_request_file_data != NULL) {

        copy->hook_request_file_data = htp_hook_copy(cfg->hook_request_file_data);

        if (copy->hook_request_file_data == NULL) {

            htp_config_destroy(copy);

            return NULL;

        }

    }

    if (cfg->hook_request_trailer != NULL) {

        copy->hook_request_trailer = htp_hook_copy(cfg->hook_request_trailer);

        if (copy->hook_request_trailer == NULL) {

            htp_config_destroy(copy);

            return NULL;

        }

    }

    if (cfg->hook_request_trailer_data != NULL) {

        copy->hook_request_trailer_data = htp_hook_copy(cfg->hook_request_trailer_data);

        if (copy->hook_request_trailer_data == NULL) {

            htp_config_destroy(copy);

            return NULL;

        }

    }

    if (cfg->hook_request_complete != NULL) {

        copy->hook_request_complete = htp_hook_copy(cfg->hook_request_complete);

        if (copy->hook_request_complete == NULL) {

            htp_config_destroy(copy);

            return NULL;

        }

    }

    if (cfg->hook_response_start != NULL) {

        copy->hook_response_start = htp_hook_copy(cfg->hook_response_start);

        if (copy->hook_response_start == NULL) {

            htp_config_destroy(copy);

            return NULL;

        }

    }

    if (cfg->hook_response_line != NULL) {

        copy->hook_response_line = htp_hook_copy(cfg->hook_response_line);

        if (copy->hook_response_line == NULL) {

            htp_config_destroy(copy);

            return NULL;

        }

    }

    if (cfg->hook_response_header_data != NULL) {

        copy->hook_response_header_data = htp_hook_copy(cfg->hook_response_header_data);

        if (copy->hook_response_header_data == NULL) {

            htp_config_destroy(copy);

            return NULL;

        }

    }

    if (cfg->hook_response_headers != NULL) {

        copy->hook_response_headers = htp_hook_copy(cfg->hook_response_headers);

        if (copy->hook_response_headers == NULL) {

            htp_config_destroy(copy);

            return NULL;

        }

    }

    if (cfg->hook_response_body_data != NULL) {

        copy->hook_response_body_data = htp_hook_copy(cfg->hook_response_body_data);

        if (copy->hook_response_body_data == NULL) {

            htp_config_destroy(copy);

            return NULL;

        }

    }

    if (cfg->hook_response_trailer != NULL) {

        copy->hook_response_trailer = htp_hook_copy(cfg->hook_response_trailer);

        if (copy->hook_response_trailer == NULL) {

            htp_config_destroy(copy);

            return NULL;

        }

    }

    if (cfg->hook_response_trailer_data != NULL) {

        copy->hook_response_trailer_data = htp_hook_copy(cfg->hook_response_trailer_data);

        if (copy->hook_response_trailer_data == NULL) {

            htp_config_destroy(copy);

            return NULL;

        }

    }

    if (cfg->hook_response_complete != NULL) {

        copy->hook_response_complete = htp_hook_copy(cfg->hook_response_complete);

        if (copy->hook_response_complete == NULL) {

            htp_config_destroy(copy);

            return NULL;

        }

    }

    if (cfg->hook_transaction_complete != NULL) {

        copy->hook_transaction_complete = htp_hook_copy(cfg->hook_transaction_complete);

        if (copy->hook_transaction_complete == NULL) {

            htp_config_destroy(copy);

            return NULL;

        }

    }

    if (cfg->hook_log != NULL) {

        copy->hook_log = htp_hook_copy(cfg->hook_log);

        if (copy->hook_log == NULL) {

            htp_config_destroy(copy);

            return NULL;

        }

    }

    return copy;

}

void htp_config_destroy(htp_cfg_t *cfg) {

    if (cfg == NULL) return;

    htp_hook_destroy(cfg->hook_request_start);

    htp_hook_destroy(cfg->hook_request_line);

    htp_hook_destroy(cfg->hook_request_uri_normalize);

    htp_hook_destroy(cfg->hook_request_header_data);

    htp_hook_destroy(cfg->hook_request_headers);

    htp_hook_destroy(cfg->hook_request_body_data);

    htp_hook_destroy(cfg->hook_request_file_data);

    htp_hook_destroy(cfg->hook_request_trailer);

    htp_hook_destroy(cfg->hook_request_trailer_data);

    htp_hook_destroy(cfg->hook_request_complete);

    htp_hook_destroy(cfg->hook_response_start);

    htp_hook_destroy(cfg->hook_response_line);

    htp_hook_destroy(cfg->hook_response_header_data);

    htp_hook_destroy(cfg->hook_response_headers);

    htp_hook_destroy(cfg->hook_response_body_data);

    htp_hook_destroy(cfg->hook_response_trailer);

    htp_hook_destroy(cfg->hook_response_trailer_data);

    htp_hook_destroy(cfg->hook_response_complete);

    htp_hook_destroy(cfg->hook_transaction_complete);

    htp_hook_destroy(cfg->hook_log);

    free(cfg);

}

void *htp_config_get_user_data(htp_cfg_t *cfg) {

    if (cfg == NULL) return NULL;

    return cfg->user_data;

}

void htp_config_register_log(htp_cfg_t *cfg, int (*callback_fn)(htp_log_t *)) {

    if (cfg == NULL) return;

    htp_hook_register(&cfg->hook_log, (htp_callback_fn_t) callback_fn);

}

void htp_config_register_multipart_parser(htp_cfg_t *cfg) {

    if (cfg == NULL) return;

    htp_config_register_request_headers(cfg, htp_ch_multipart_callback_request_headers);

}

void htp_config_register_request_complete(htp_cfg_t *cfg, int (*callback_fn)(htp_tx_t *)) {

    if (cfg == NULL) return;

    htp_hook_register(&cfg->hook_request_complete, (htp_callback_fn_t) callback_fn);

}

void htp_config_register_request_body_data(htp_cfg_t *cfg, int (*callback_fn)(htp_tx_data_t *)) {

    if (cfg == NULL) return;

    htp_hook_register(&cfg->hook_request_body_data, (htp_callback_fn_t) callback_fn);

}

void htp_config_register_request_file_data(htp_cfg_t *cfg, int (*callback_fn)(htp_file_data_t *)) {

    if (cfg == NULL) return;

    htp_hook_register(&cfg->hook_request_file_data, (htp_callback_fn_t) callback_fn);

}

void htp_config_register_request_uri_normalize(htp_cfg_t *cfg, int (*callback_fn)(htp_tx_t *)) {

    if (cfg == NULL) return;

    htp_hook_register(&cfg->hook_request_uri_normalize, (htp_callback_fn_t) callback_fn);

}

void htp_config_register_request_header_data(htp_cfg_t *cfg, int (*callback_fn)(htp_tx_data_t *)) {

    if (cfg == NULL) return;

    htp_hook_register(&cfg->hook_request_header_data, (htp_callback_fn_t) callback_fn);

}

void htp_config_register_request_headers(htp_cfg_t *cfg, int (*callback_fn)(htp_tx_t *)) {

    if (cfg == NULL) return;

    htp_hook_register(&cfg->hook_request_headers, (htp_callback_fn_t) callback_fn);

}

void htp_config_register_request_line(htp_cfg_t *cfg, int (*callback_fn)(htp_tx_t *)) {

    if (cfg == NULL) return;

    htp_hook_register(&cfg->hook_request_line, (htp_callback_fn_t) callback_fn);

}

void htp_config_register_request_start(htp_cfg_t *cfg, int (*callback_fn)(htp_tx_t *)) {

    if (cfg == NULL) return;

    htp_hook_register(&cfg->hook_request_start, (htp_callback_fn_t) callback_fn);

}

void htp_config_register_request_trailer(htp_cfg_t *cfg, int (*callback_fn)(htp_tx_t *)) {

    if (cfg == NULL) return;

    htp_hook_register(&cfg->hook_request_trailer, (htp_callback_fn_t) callback_fn);

}

void htp_config_register_request_trailer_data(htp_cfg_t *cfg, int (*callback_fn)(htp_tx_data_t *d)) {

    if (cfg == NULL) return;

    htp_hook_register(&cfg->hook_request_trailer_data, (htp_callback_fn_t) callback_fn);

}

void htp_config_register_response_body_data(htp_cfg_t *cfg, int (*callback_fn)(htp_tx_data_t *)) {

    if (cfg == NULL) return;

    htp_hook_register(&cfg->hook_response_body_data, (htp_callback_fn_t) callback_fn);

}

void htp_config_register_response_complete(htp_cfg_t *cfg, int (*callback_fn)(htp_tx_t *)) {

    if (cfg == NULL) return;

    htp_hook_register(&cfg->hook_response_complete, (htp_callback_fn_t) callback_fn);

}

void htp_config_register_response_header_data(htp_cfg_t *cfg, int (*callback_fn)(htp_tx_data_t *)) {

    if (cfg == NULL) return;

    htp_hook_register(&cfg->hook_response_header_data, (htp_callback_fn_t) callback_fn);

}

void htp_config_register_response_headers(htp_cfg_t *cfg, int (*callback_fn)(htp_tx_t *)) {

    if (cfg == NULL) return;

    htp_hook_register(&cfg->hook_response_headers, (htp_callback_fn_t) callback_fn);

}

void htp_config_register_response_line(htp_cfg_t *cfg, int (*callback_fn)(htp_tx_t *)) {

    if (cfg == NULL) return;

    htp_hook_register(&cfg->hook_response_line, (htp_callback_fn_t) callback_fn);

}

void htp_config_register_response_start(htp_cfg_t *cfg, int (*callback_fn)(htp_tx_t *)) {

    if (cfg == NULL) return;

    htp_hook_register(&cfg->hook_response_start, (htp_callback_fn_t) callback_fn);

}

void htp_config_register_response_trailer(htp_cfg_t *cfg, int (*callback_fn)(htp_tx_t *)) {

    if (cfg == NULL) return;

    htp_hook_register(&cfg->hook_response_trailer, (htp_callback_fn_t) callback_fn);

}

void htp_config_register_response_trailer_data(htp_cfg_t *cfg, int (*callback_fn)(htp_tx_data_t *d)) {

    if (cfg == NULL) return;

    htp_hook_register(&cfg->hook_response_trailer_data, (htp_callback_fn_t) callback_fn);

}

void htp_config_register_transaction_complete(htp_cfg_t *cfg, int (*callback_fn)(htp_tx_t *)) {

    if (cfg == NULL) return;

    htp_hook_register(&cfg->hook_transaction_complete, (htp_callback_fn_t) callback_fn);

}

void htp_config_register_urlencoded_parser(htp_cfg_t *cfg) {

    if (cfg == NULL) return;

    htp_config_register_request_line(cfg, htp_ch_urlencoded_callback_request_line);

    htp_config_register_request_headers(cfg, htp_ch_urlencoded_callback_request_headers);

}

htp_status_t htp_config_set_extract_request_files(htp_cfg_t *cfg, int extract_request_files, int limit) {

    if (cfg == NULL) return HTP_ERROR;

    if (cfg->tmpdir == NULL) return HTP_ERROR;

    cfg->extract_request_files = extract_request_files;

    cfg->extract_request_files_limit = limit;

    return HTP_OK;

}

void htp_config_set_field_limits(htp_cfg_t *cfg, size_t soft_limit, size_t hard_limit) {

    if (cfg == NULL) return;

    cfg->field_limit_soft = soft_limit;

    cfg->field_limit_hard = hard_limit;

}

void htp_config_set_lzma_memlimit(htp_cfg_t *cfg, size_t memlimit) {

    if (cfg == NULL) return;

    cfg->lzma_memlimit = memlimit;

}

void htp_config_set_lzma_layers(htp_cfg_t *cfg, int limit) {

    if (cfg == NULL) return;

    cfg->response_lzma_layer_limit = limit;

}

void htp_config_set_max_tx(htp_cfg_t *cfg, uint32_t limit) {

    if (cfg == NULL) return;

    cfg->max_tx = limit;

}

void htp_config_set_compression_bomb_limit(htp_cfg_t *cfg, size_t bomblimit) {

    if (cfg == NULL) return;

    if (bomblimit > INT32_MAX) {

        cfg->compression_bomb_limit = INT32_MAX;

    } else {

        cfg->compression_bomb_limit = (int32_t) bomblimit;

    }

}

void htp_config_set_compression_time_limit(htp_cfg_t *cfg, size_t useclimit) {

    if (cfg == NULL) return;

    // max limit is one second

    if (useclimit >= 1000000) {

        cfg->compression_time_limit = 1000000;

    } else {

        cfg->compression_time_limit = (int32_t) useclimit;

    }

}

void htp_config_set_number_headers_limit(htp_cfg_t *cfg, uint32_t limit) {

    if (cfg == NULL) return;

    cfg->number_headers_limit = limit;

}

void htp_config_set_log_level(htp_cfg_t *cfg, enum htp_log_level_t log_level) {

    if (cfg == NULL) return;

    cfg->log_level = log_level;

}

void htp_config_set_parse_request_auth(htp_cfg_t *cfg, int parse_request_auth) {

    if (cfg == NULL) return;

    cfg->parse_request_auth = parse_request_auth;

}

void htp_config_set_parse_request_cookies(htp_cfg_t *cfg, int parse_request_cookies) {

    if (cfg == NULL) return;

    cfg->parse_request_cookies = parse_request_cookies;

}

void htp_config_set_response_decompression(htp_cfg_t *cfg, int enabled) {

    if (cfg == NULL) return;

    cfg->response_decompression_enabled = enabled;

}

void htp_config_set_request_decompression(htp_cfg_t *cfg, int enabled) {

    if (cfg == NULL) return;

    cfg->request_decompression_enabled = enabled;

}

void htp_config_set_allow_space_uri(htp_cfg_t *cfg, int allow_space_uri) {

    if (cfg == NULL) return;

    cfg->allow_space_uri = allow_space_uri;

}

int htp_config_set_server_personality(htp_cfg_t *cfg, enum htp_server_personality_t personality) {

    if (cfg == NULL) return HTP_ERROR;

    switch (personality) {

        case HTP_SERVER_MINIMAL:

            cfg->parse_request_line = htp_parse_request_line_generic;

            cfg->process_request_header = htp_process_request_header_generic;

            cfg->parse_response_line = htp_parse_response_line_generic;

            cfg->process_response_header = htp_process_response_header_generic;

            break;

        case HTP_SERVER_GENERIC:

            cfg->parse_request_line = htp_parse_request_line_generic;

            cfg->process_request_header = htp_process_request_header_generic;

            cfg->parse_response_line = htp_parse_response_line_generic;

            cfg->process_response_header = htp_process_response_header_generic;

            htp_config_set_backslash_convert_slashes(cfg, HTP_DECODER_URL_PATH, 1);

            htp_config_set_path_separators_decode(cfg, HTP_DECODER_URL_PATH, 1);

            htp_config_set_path_separators_compress(cfg, HTP_DECODER_URL_PATH, 1);

            break;

        case HTP_SERVER_IDS:

            cfg->parse_request_line = htp_parse_request_line_generic;

            cfg->process_request_header = htp_process_request_header_generic;

            cfg->parse_response_line = htp_parse_response_line_generic;

            cfg->process_response_header = htp_process_response_header_generic;

            htp_config_set_backslash_convert_slashes(cfg, HTP_DECODER_URL_PATH, 1);

            htp_config_set_path_separators_decode(cfg, HTP_DECODER_URL_PATH, 1);

            htp_config_set_path_separators_compress(cfg, HTP_DECODER_URL_PATH, 1);

            htp_config_set_convert_lowercase(cfg, HTP_DECODER_URL_PATH, 1);

            htp_config_set_utf8_convert_bestfit(cfg, HTP_DECODER_URL_PATH, 1);

            htp_config_set_u_encoding_decode(cfg, HTP_DECODER_URL_PATH, 1);

            htp_config_set_requestline_leading_whitespace_unwanted(cfg, HTP_DECODER_DEFAULTS, HTP_UNWANTED_IGNORE);

            break;

        case HTP_SERVER_APACHE_2:

            cfg->parse_request_line = htp_parse_request_line_apache_2_2;

            cfg->process_request_header = htp_process_request_header_apache_2_2;

            cfg->parse_response_line = htp_parse_response_line_generic;

            cfg->process_response_header = htp_process_response_header_generic;

            htp_config_set_backslash_convert_slashes(cfg, HTP_DECODER_URL_PATH, 0);

            htp_config_set_path_separators_decode(cfg, HTP_DECODER_URL_PATH, 0);

            htp_config_set_path_separators_compress(cfg, HTP_DECODER_URL_PATH, 1);

            htp_config_set_u_encoding_decode(cfg, HTP_DECODER_URL_PATH, 0);

            htp_config_set_url_encoding_invalid_handling(cfg, HTP_DECODER_URL_PATH, HTP_URL_DECODE_PRESERVE_PERCENT);

            htp_config_set_url_encoding_invalid_unwanted(cfg, HTP_DECODER_URL_PATH, HTP_UNWANTED_400);

            htp_config_set_control_chars_unwanted(cfg, HTP_DECODER_URL_PATH, HTP_UNWANTED_IGNORE);

            htp_config_set_requestline_leading_whitespace_unwanted(cfg, HTP_DECODER_DEFAULTS, HTP_UNWANTED_400);

            break;

        case HTP_SERVER_IIS_5_1:

            cfg->parse_request_line = htp_parse_request_line_generic;

            cfg->process_request_header = htp_process_request_header_generic;

            cfg->parse_response_line = htp_parse_response_line_generic;

            cfg->process_response_header = htp_process_response_header_generic;

            htp_config_set_backslash_convert_slashes(cfg, HTP_DECODER_URL_PATH, 1);

            htp_config_set_path_separators_decode(cfg, HTP_DECODER_URL_PATH, 1);

            htp_config_set_path_separators_compress(cfg, HTP_DECODER_URL_PATH, 1);

            htp_config_set_u_encoding_decode(cfg, HTP_DECODER_URL_PATH, 0);

            htp_config_set_url_encoding_invalid_handling(cfg, HTP_DECODER_URL_PATH, HTP_URL_DECODE_PRESERVE_PERCENT);

            htp_config_set_control_chars_unwanted(cfg, HTP_DECODER_URL_PATH, HTP_UNWANTED_IGNORE);

            htp_config_set_requestline_leading_whitespace_unwanted(cfg, HTP_DECODER_DEFAULTS, HTP_UNWANTED_IGNORE);

            break;

        case HTP_SERVER_IIS_6_0:

            cfg->parse_request_line = htp_parse_request_line_generic;

            cfg->process_request_header = htp_process_request_header_generic;

            cfg->parse_response_line = htp_parse_response_line_generic;

            cfg->process_response_header = htp_process_response_header_generic;

            htp_config_set_backslash_convert_slashes(cfg, HTP_DECODER_URL_PATH, 1);

            htp_config_set_path_separators_decode(cfg, HTP_DECODER_URL_PATH, 1);

            htp_config_set_path_separators_compress(cfg, HTP_DECODER_URL_PATH, 1);

            htp_config_set_u_encoding_decode(cfg, HTP_DECODER_URL_PATH, 1);

            htp_config_set_url_encoding_invalid_handling(cfg, HTP_DECODER_URL_PATH, HTP_URL_DECODE_PRESERVE_PERCENT);

            htp_config_set_u_encoding_unwanted(cfg, HTP_DECODER_URL_PATH, HTP_UNWANTED_400);

            htp_config_set_control_chars_unwanted(cfg, HTP_DECODER_URL_PATH, HTP_UNWANTED_400);

            htp_config_set_requestline_leading_whitespace_unwanted(cfg, HTP_DECODER_DEFAULTS, HTP_UNWANTED_IGNORE);

            break;

        case HTP_SERVER_IIS_7_0:

        case HTP_SERVER_IIS_7_5:

            cfg->parse_request_line = htp_parse_request_line_generic;

            cfg->process_request_header = htp_process_request_header_generic;

            cfg->parse_response_line = htp_parse_response_line_generic;

            cfg->process_response_header = htp_process_response_header_generic;

            htp_config_set_backslash_convert_slashes(cfg, HTP_DECODER_URL_PATH, 1);

            htp_config_set_path_separators_decode(cfg, HTP_DECODER_URL_PATH, 1);

            htp_config_set_path_separators_compress(cfg, HTP_DECODER_URL_PATH, 1);

            htp_config_set_u_encoding_decode(cfg, HTP_DECODER_URL_PATH, 1);

            htp_config_set_url_encoding_invalid_handling(cfg, HTP_DECODER_URL_PATH, HTP_URL_DECODE_PRESERVE_PERCENT);

            htp_config_set_url_encoding_invalid_unwanted(cfg, HTP_DECODER_URL_PATH, HTP_UNWANTED_400);

            htp_config_set_control_chars_unwanted(cfg, HTP_DECODER_URL_PATH, HTP_UNWANTED_400);

            htp_config_set_requestline_leading_whitespace_unwanted(cfg, HTP_DECODER_DEFAULTS, HTP_UNWANTED_IGNORE);

            break;

        default:

            return HTP_ERROR;

    }

    // Remember the personality

    cfg->server_personality = personality;

    return HTP_OK;

}

void htp_config_set_tmpdir(htp_cfg_t *cfg, char *tmpdir) {

    if (cfg == NULL) return;

    cfg->tmpdir = tmpdir;

}

void htp_config_set_tx_auto_destroy(htp_cfg_t *cfg, int tx_auto_destroy) {

    if (cfg == NULL) return;

    cfg->tx_auto_destroy = tx_auto_destroy;

}

void htp_config_set_user_data(htp_cfg_t *cfg, void *user_data) {

    if (cfg == NULL) return;

    cfg->user_data = user_data;

}

static int convert_to_0_or_1(int b) {

    if (b) return 1;

    return 0;

}

void htp_config_set_bestfit_map(htp_cfg_t *cfg, enum htp_decoder_ctx_t ctx, void *map) {

    if (ctx >= HTP_DECODER_CONTEXTS_MAX) return;

    cfg->decoder_cfgs[ctx].bestfit_map = map;

    if (ctx == HTP_DECODER_DEFAULTS) {

        for (size_t i = 0; i < HTP_DECODER_CONTEXTS_MAX; i++) {

            cfg->decoder_cfgs[i].bestfit_map = map;

        }

    }

}

void htp_config_set_bestfit_replacement_byte(htp_cfg_t *cfg, enum htp_decoder_ctx_t ctx, int b) {

    if (ctx >= HTP_DECODER_CONTEXTS_MAX) return;

    cfg->decoder_cfgs[ctx].bestfit_replacement_byte = (unsigned char) b;

    if (ctx == HTP_DECODER_DEFAULTS) {

        for (size_t i = 0; i < HTP_DECODER_CONTEXTS_MAX; i++) {

            cfg->decoder_cfgs[i].bestfit_replacement_byte = (unsigned char) b;

        }

    }

}

void htp_config_set_url_encoding_invalid_handling(htp_cfg_t *cfg, enum htp_decoder_ctx_t ctx, enum htp_url_encoding_handling_t handling) {

    if (ctx >= HTP_DECODER_CONTEXTS_MAX) return;

    cfg->decoder_cfgs[ctx].url_encoding_invalid_handling = handling;

    if (ctx == HTP_DECODER_DEFAULTS) {

        for (size_t i = 0; i < HTP_DECODER_CONTEXTS_MAX; i++) {

            cfg->decoder_cfgs[i].url_encoding_invalid_handling = handling;

        }

    }

}

void htp_config_set_nul_raw_terminates(htp_cfg_t *cfg, enum htp_decoder_ctx_t ctx, int enabled) {

    if (ctx >= HTP_DECODER_CONTEXTS_MAX) return;

    cfg->decoder_cfgs[ctx].nul_raw_terminates = convert_to_0_or_1(enabled);

    if (ctx == HTP_DECODER_DEFAULTS) {

        for (size_t i = 0; i < HTP_DECODER_CONTEXTS_MAX; i++) {

            cfg->decoder_cfgs[i].nul_raw_terminates = convert_to_0_or_1(enabled);

        }

    }

}

void htp_config_set_nul_encoded_terminates(htp_cfg_t *cfg, enum htp_decoder_ctx_t ctx, int enabled) {

    if (ctx >= HTP_DECODER_CONTEXTS_MAX) return;

    cfg->decoder_cfgs[ctx].nul_encoded_terminates = convert_to_0_or_1(enabled);

    if (ctx == HTP_DECODER_DEFAULTS) {

        for (size_t i = 0; i < HTP_DECODER_CONTEXTS_MAX; i++) {

            cfg->decoder_cfgs[i].nul_encoded_terminates = convert_to_0_or_1(enabled);

        }

    }

}

void htp_config_set_u_encoding_decode(htp_cfg_t *cfg, enum htp_decoder_ctx_t ctx, int enabled) {

    if (ctx >= HTP_DECODER_CONTEXTS_MAX) return;

    cfg->decoder_cfgs[ctx].u_encoding_decode = convert_to_0_or_1(enabled);

    if (ctx == HTP_DECODER_DEFAULTS) {

        for (size_t i = 0; i < HTP_DECODER_CONTEXTS_MAX; i++) {

            cfg->decoder_cfgs[i].u_encoding_decode = convert_to_0_or_1(enabled);

        }

    }

}

void htp_config_set_backslash_convert_slashes(htp_cfg_t *cfg, enum htp_decoder_ctx_t ctx, int enabled) {

    if (ctx >= HTP_DECODER_CONTEXTS_MAX) return;

    cfg->decoder_cfgs[ctx].backslash_convert_slashes = convert_to_0_or_1(enabled);

    if (ctx == HTP_DECODER_DEFAULTS) {

        for (size_t i = 0; i < HTP_DECODER_CONTEXTS_MAX; i++) {

            cfg->decoder_cfgs[i].backslash_convert_slashes = convert_to_0_or_1(enabled);

        }

    }

}

void htp_config_set_path_separators_decode(htp_cfg_t *cfg, enum htp_decoder_ctx_t ctx, int enabled) {

    if (ctx >= HTP_DECODER_CONTEXTS_MAX) return;

    cfg->decoder_cfgs[ctx].path_separators_decode = convert_to_0_or_1(enabled);

    if (ctx == HTP_DECODER_DEFAULTS) {

        for (size_t i = 0; i < HTP_DECODER_CONTEXTS_MAX; i++) {

            cfg->decoder_cfgs[i].path_separators_decode = convert_to_0_or_1(enabled);

        }

    }

}

void htp_config_set_path_separators_compress(htp_cfg_t *cfg, enum htp_decoder_ctx_t ctx, int enabled) {

    if (ctx >= HTP_DECODER_CONTEXTS_MAX) return;

    cfg->decoder_cfgs[ctx].path_separators_compress = convert_to_0_or_1(enabled);

    if (ctx == HTP_DECODER_DEFAULTS) {

        for (size_t i = 0; i < HTP_DECODER_CONTEXTS_MAX; i++) {

            cfg->decoder_cfgs[i].path_separators_compress = convert_to_0_or_1(enabled);

        }

    }

}

void htp_config_set_plusspace_decode(htp_cfg_t *cfg, enum htp_decoder_ctx_t ctx, int enabled) {

    if (ctx >= HTP_DECODER_CONTEXTS_MAX) return;

    cfg->decoder_cfgs[ctx].plusspace_decode = convert_to_0_or_1(enabled);

    if (ctx == HTP_DECODER_DEFAULTS) {

        for (size_t i = 0; i < HTP_DECODER_CONTEXTS_MAX; i++) {

            cfg->decoder_cfgs[i].plusspace_decode = convert_to_0_or_1(enabled);

        }

    }

}

void htp_config_set_convert_lowercase(htp_cfg_t *cfg, enum htp_decoder_ctx_t ctx, int enabled) {

    if (ctx >= HTP_DECODER_CONTEXTS_MAX) return;

    cfg->decoder_cfgs[ctx].convert_lowercase = convert_to_0_or_1(enabled);

    if (ctx == HTP_DECODER_DEFAULTS) {

        for (size_t i = 0; i < HTP_DECODER_CONTEXTS_MAX; i++) {

            cfg->decoder_cfgs[i].convert_lowercase = convert_to_0_or_1(enabled);

        }

    }

}

void htp_config_set_utf8_convert_bestfit(htp_cfg_t *cfg, enum htp_decoder_ctx_t ctx, int enabled) {

    if (ctx >= HTP_DECODER_CONTEXTS_MAX) return;

    cfg->decoder_cfgs[ctx].utf8_convert_bestfit = convert_to_0_or_1(enabled);

    if (ctx == HTP_DECODER_DEFAULTS) {

        for (size_t i = 0; i < HTP_DECODER_CONTEXTS_MAX; i++) {

            cfg->decoder_cfgs[i].utf8_convert_bestfit = convert_to_0_or_1(enabled);

        }

    }

}

void htp_config_set_u_encoding_unwanted(htp_cfg_t *cfg, enum htp_decoder_ctx_t ctx, enum htp_unwanted_t unwanted) {

    if (ctx >= HTP_DECODER_CONTEXTS_MAX) return;

    cfg->decoder_cfgs[ctx].u_encoding_unwanted = unwanted;

    if (ctx == HTP_DECODER_DEFAULTS) {

        for (size_t i = 0; i < HTP_DECODER_CONTEXTS_MAX; i++) {

            cfg->decoder_cfgs[i].u_encoding_unwanted = unwanted;

        }

    }

}

void htp_config_set_control_chars_unwanted(htp_cfg_t *cfg, enum htp_decoder_ctx_t ctx, enum htp_unwanted_t unwanted) {

    if (ctx >= HTP_DECODER_CONTEXTS_MAX) return;

    cfg->decoder_cfgs[ctx].u_encoding_unwanted = unwanted;

    if (ctx == HTP_DECODER_DEFAULTS) {

        for (size_t i = 0; i < HTP_DECODER_CONTEXTS_MAX; i++) {

            cfg->decoder_cfgs[i].u_encoding_unwanted = unwanted;

        }

    }

}

void htp_config_set_url_encoding_invalid_unwanted(htp_cfg_t *cfg, enum htp_decoder_ctx_t ctx, enum htp_unwanted_t unwanted) {

    if (ctx >= HTP_DECODER_CONTEXTS_MAX) return;

    cfg->decoder_cfgs[ctx].url_encoding_invalid_unwanted = unwanted;

    if (ctx == HTP_DECODER_DEFAULTS) {

        for (size_t i = 0; i < HTP_DECODER_CONTEXTS_MAX; i++) {

            cfg->decoder_cfgs[i].url_encoding_invalid_unwanted = unwanted;

        }

    }

}

void htp_config_set_nul_encoded_unwanted(htp_cfg_t *cfg, enum htp_decoder_ctx_t ctx, enum htp_unwanted_t unwanted) {

    if (ctx >= HTP_DECODER_CONTEXTS_MAX) return;

    cfg->decoder_cfgs[ctx].nul_encoded_unwanted = unwanted;

    if (ctx == HTP_DECODER_DEFAULTS) {

        for (size_t i = 0; i < HTP_DECODER_CONTEXTS_MAX; i++) {

            cfg->decoder_cfgs[i].nul_encoded_unwanted = unwanted;

        }

    }

}

void htp_config_set_nul_raw_unwanted(htp_cfg_t *cfg, enum htp_decoder_ctx_t ctx, enum htp_unwanted_t unwanted) {

    if (ctx >= HTP_DECODER_CONTEXTS_MAX) return;