diff options
Diffstat (limited to 'framework/src/suricata/src/app-layer-htp-libhtp.c')
| -rw-r--r-- | framework/src/suricata/src/app-layer-htp-libhtp.c | 219 |
1 files changed, 0 insertions, 219 deletions
diff --git a/framework/src/suricata/src/app-layer-htp-libhtp.c b/framework/src/suricata/src/app-layer-htp-libhtp.c deleted file mode 100644 index 69d86220..00000000 --- a/framework/src/suricata/src/app-layer-htp-libhtp.c +++ /dev/null @@ -1,219 +0,0 @@ -/* - * We are using this file to hold APIs copied from libhtp 0.5.x. - */ - -/*************************************************************************** - * 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. - ***************************************************************************/ - -/** - * Anoop Saldanha <anoopsaldanha@gmail.com> - */ - -#include "suricata.h" -#include "suricata-common.h" - - -/** - * \brief A direct flick off libhtp-0.5.x htp_is_lws(). - */ -static int SC_htp_is_lws(int c) -{ - if ((c == ' ') || (c == '\t')) return 1; - else return 0; -} - -/** - * \brief A direct flick off libhtp-0.5.x htp_parse_positive_integer_whitespace(). - */ -static int64_t SC_htp_parse_positive_integer_whitespace(unsigned char *data, size_t len, int base) -{ - if (len == 0) return -1003; - - size_t last_pos; - size_t pos = 0; - - // Ignore LWS before - while ((pos < len) && (SC_htp_is_lws(data[pos]))) pos++; - if (pos == len) return -1001; - - int64_t r = bstr_util_mem_to_pint(data + pos, len - pos, base, &last_pos); - if (r < 0) return r; - - // Move after the last digit - pos += last_pos; - - // Ignore LWS after - while (pos < len) { - if (!SC_htp_is_lws(data[pos])) { - return -1002; - } - - pos++; - } - - return r; -} - -/** - * \brief A direct flick off libhtp-0.5.x htp_parse_content_length() - */ -int64_t SC_htp_parse_content_length(bstr *b) -{ - return SC_htp_parse_positive_integer_whitespace((unsigned char *) bstr_ptr(b), bstr_len(b), 10); -} - -/** - * \brief Generates the normalized uri. - * - * Libhtp doesn't recreate the whole normalized uri and save it. - * That duty has now been passed to us. A lot of this code has been - * copied from libhtp. - * - * Keep an eye out on the tx->parsed_uri struct and how the parameters - * in it are generated, just in case some modifications are made to - * them in the future. - * - * \param uri_include_all boolean to indicate if scheme, username/password, - hostname and port should be part of the buffer - */ -bstr *SCHTPGenerateNormalizedUri(htp_tx_t *tx, htp_uri_t *uri, int uri_include_all) -{ - if (uri == NULL) - return NULL; - - // On the first pass determine the length of the final string - size_t len = 0; - - if (uri_include_all) { - if (uri->scheme != NULL) { - len += bstr_len(uri->scheme); - len += 3; // "://" - } - - if ((uri->username != NULL) || (uri->password != NULL)) { - if (uri->username != NULL) { - len += bstr_len(uri->username); - } - - len += 1; // ":" - - if (uri->password != NULL) { - len += bstr_len(uri->password); - } - - len += 1; // "@" - } - - if (uri->hostname != NULL) { - len += bstr_len(uri->hostname); - } - - if (uri->port != NULL) { - len += 1; // ":" - len += bstr_len(uri->port); - } - } - - if (uri->path != NULL) { - len += bstr_len(uri->path); - } - - if (uri->query != NULL) { - len += 1; // "?" - len += bstr_len(uri->query); - } - - if (uri->fragment != NULL) { - len += 1; // "#" - len += bstr_len(uri->fragment); - } - - // On the second pass construct the string - /* FIXME in memcap */ - bstr *r = bstr_alloc(len); - if (r == NULL) { - return NULL; - } - - if (uri_include_all) { - if (uri->scheme != NULL) { - bstr_add_noex(r, uri->scheme); - bstr_add_c_noex(r, "://"); - } - - if ((uri->username != NULL) || (uri->password != NULL)) { - if (uri->username != NULL) { - bstr_add_noex(r, uri->username); - } - - bstr_add_c(r, ":"); - - if (uri->password != NULL) { - bstr_add_noex(r, uri->password); - } - - bstr_add_c_noex(r, "@"); - } - - if (uri->hostname != NULL) { - bstr_add_noex(r, uri->hostname); - } - - if (uri->port != NULL) { - bstr_add_c(r, ":"); - bstr_add_noex(r, uri->port); - } - } - - if (uri->path != NULL) { - bstr_add_noex(r, uri->path); - } - - if (uri->query != NULL) { - bstr *query = bstr_dup(uri->query); - if (query) { - uint64_t flags = 0; - htp_urldecode_inplace(tx->cfg, HTP_DECODER_URLENCODED, query, &flags); - bstr_add_c_noex(r, "?"); - bstr_add_noex(r, query); - bstr_free(query); - } - } - - if (uri->fragment != NULL) { - bstr_add_c_noex(r, "#"); - bstr_add_noex(r, uri->fragment); - } - - return r; -} |