diff options
Diffstat (limited to 'framework/src/suricata/src/detect-http-raw-uri.c')
| -rw-r--r-- | framework/src/suricata/src/detect-http-raw-uri.c | 566 |
1 files changed, 0 insertions, 566 deletions
diff --git a/framework/src/suricata/src/detect-http-raw-uri.c b/framework/src/suricata/src/detect-http-raw-uri.c deleted file mode 100644 index e269686e..00000000 --- a/framework/src/suricata/src/detect-http-raw-uri.c +++ /dev/null @@ -1,566 +0,0 @@ -/* Copyright (C) 2007-2010 Open Information Security Foundation - * - * You can copy, redistribute or modify this Program under the terms of - * the GNU General Public License version 2 as published by the Free - * Software Foundation. - * - * This program 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 - * version 2 along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA - * 02110-1301, USA. - */ - -/** - * \ingroup httplayer - * - * @{ - */ - - -/** - * \file - * - * \author Anoop Saldanha <anoopsaldanha@gmail.com> - */ - -#include "suricata-common.h" -#include "threads.h" -#include "debug.h" -#include "decode.h" -#include "detect.h" - -#include "detect-parse.h" -#include "detect-engine.h" -#include "detect-engine-mpm.h" -#include "detect-content.h" -#include "detect-pcre.h" - -#include "flow.h" -#include "flow-var.h" - -#include "util-debug.h" -#include "util-unittest.h" -#include "util-spm.h" -#include "util-print.h" - -#include "app-layer.h" - -#include "app-layer-htp.h" -#include "detect-http-raw-uri.h" -#include "stream-tcp.h" - -static int DetectHttpRawUriSetup(DetectEngineCtx *, Signature *, char *); -static void DetectHttpRawUriRegisterTests(void); - -/** - * \brief Registration function for keyword http_raw_uri. - */ -void DetectHttpRawUriRegister(void) -{ - sigmatch_table[DETECT_AL_HTTP_RAW_URI].name = "http_raw_uri"; - sigmatch_table[DETECT_AL_HTTP_RAW_URI].desc = "content modifier to match on HTTP uri"; - sigmatch_table[DETECT_AL_HTTP_RAW_URI].url = "https://redmine.openinfosecfoundation.org/projects/suricata/wiki/HTTP-keywords#http_uri-and-http_raw_uri"; - sigmatch_table[DETECT_AL_HTTP_RAW_URI].Match = NULL; - sigmatch_table[DETECT_AL_HTTP_RAW_URI].AppLayerMatch = NULL; - sigmatch_table[DETECT_AL_HTTP_RAW_URI].alproto = ALPROTO_HTTP; - sigmatch_table[DETECT_AL_HTTP_RAW_URI].Setup = DetectHttpRawUriSetup; - sigmatch_table[DETECT_AL_HTTP_RAW_URI].Free = NULL; - sigmatch_table[DETECT_AL_HTTP_RAW_URI].RegisterTests = DetectHttpRawUriRegisterTests; - sigmatch_table[DETECT_AL_HTTP_RAW_URI].flags |= SIGMATCH_NOOPT; - sigmatch_table[DETECT_AL_HTTP_RAW_URI].flags |= SIGMATCH_PAYLOAD; - - return; -} - -/** - * \brief Sets up the http_raw_uri modifier keyword. - * - * \param de_ctx Pointer to the Detection Engine Context. - * \param s Pointer to the Signature to which the current keyword belongs. - * \param arg Should hold an empty string always. - * - * \retval 0 On success. - * \retval -1 On failure. - */ -static int DetectHttpRawUriSetup(DetectEngineCtx *de_ctx, Signature *s, char *arg) -{ - return DetectEngineContentModifierBufferSetup(de_ctx, s, arg, - DETECT_AL_HTTP_RAW_URI, - DETECT_SM_LIST_HRUDMATCH, - ALPROTO_HTTP, - NULL); -} - - -/******************************** UNITESTS **********************************/ - -#ifdef UNITTESTS - -#include "stream-tcp-reassemble.h" - -/** - * \test Checks if a http_raw_uri is registered in a Signature, if content is not - * specified in the signature. - */ -int DetectHttpRawUriTest01(void) -{ - DetectEngineCtx *de_ctx = NULL; - int result = 0; - - if ( (de_ctx = DetectEngineCtxInit()) == NULL) - goto end; - - de_ctx->flags |= DE_QUIET; - de_ctx->sig_list = SigInit(de_ctx, "alert tcp any any -> any any " - "(msg:\"Testing http_raw_uri\"; http_raw_uri; sid:1;)"); - if (de_ctx->sig_list == NULL) - result = 1; - -end: - if (de_ctx != NULL) - DetectEngineCtxFree(de_ctx); - return result; -} - -/** - * \test Checks if a http_raw_uri is registered in a Signature, if some parameter - * is specified with http_raw_uri in the signature. - */ -int DetectHttpRawUriTest02(void) -{ - DetectEngineCtx *de_ctx = NULL; - int result = 0; - - if ( (de_ctx = DetectEngineCtxInit()) == NULL) - goto end; - - de_ctx->flags |= DE_QUIET; - de_ctx->sig_list = SigInit(de_ctx, "alert tcp any any -> any any " - "(msg:\"Testing http_raw_uri\"; content:\"one\"; " - "http_raw_uri:wrong; sid:1;)"); - if (de_ctx->sig_list == NULL) - result = 1; - -end: - if (de_ctx != NULL) - DetectEngineCtxFree(de_ctx); - return result; -} - -/** - * \test Checks if a http_raw_uri is registered in a Signature. - */ -int DetectHttpRawUriTest03(void) -{ - SigMatch *sm = NULL; - DetectEngineCtx *de_ctx = NULL; - int result = 0; - - if ( (de_ctx = DetectEngineCtxInit()) == NULL) - goto end; - - de_ctx->flags |= DE_QUIET; - de_ctx->sig_list = SigInit(de_ctx, "alert tcp any any -> any any " - "(msg:\"Testing http_raw_uri\"; " - "content:\"one\"; http_raw_uri; " - "content:\"two\"; http_raw_uri; " - "content:\"three\"; http_raw_uri; " - "sid:1;)"); - if (de_ctx->sig_list == NULL) { - printf("sig parse failed: "); - goto end; - } - - sm = de_ctx->sig_list->sm_lists[DETECT_SM_LIST_HRUDMATCH]; - if (sm == NULL) { - printf("no sigmatch(es): "); - goto end; - } - - while (sm != NULL) { - if (sm->type == DETECT_CONTENT) { - result = 1; - } else { - printf("expected DETECT_CONTENT for http_raw_uri(%d), got %d: ", - DETECT_CONTENT, sm->type); - goto end; - } - sm = sm->next; - } - -end: - if (de_ctx != NULL) - DetectEngineCtxFree(de_ctx); - return result; -} - -/** - * \test Checks if a http_raw_uri is registered in a Signature, when rawbytes is - * also specified in the signature. - */ -int DetectHttpRawUriTest04(void) -{ - DetectEngineCtx *de_ctx = NULL; - int result = 0; - - if ( (de_ctx = DetectEngineCtxInit()) == NULL) - goto end; - - de_ctx->flags |= DE_QUIET; - de_ctx->sig_list = SigInit(de_ctx, "alert tcp any any -> any any " - "(msg:\"Testing http_raw_uri\"; " - "content:\"one\"; rawbytes; http_raw_uri; " - "sid:1;)"); - if (de_ctx->sig_list == NULL) - result = 1; - - end: - if (de_ctx != NULL) - SigCleanSignatures(de_ctx); - if (de_ctx != NULL) - DetectEngineCtxFree(de_ctx); - return result; -} - -/** - * \test Checks if a http_raw_uri is successfully converted to a rawuricontent. - * - */ -int DetectHttpRawUriTest05(void) -{ - DetectEngineCtx *de_ctx = NULL; - Signature *s = NULL; - int result = 0; - - if ((de_ctx = DetectEngineCtxInit()) == NULL) - goto end; - - s = SigInit(de_ctx, "alert tcp any any -> any any " - "(msg:\"Testing http_raw_uri\"; " - "content:\"we are testing http_raw_uri keyword\"; http_raw_uri; " - "sid:1;)"); - if (s == NULL) { - printf("sig failed to parse\n"); - goto end; - } - if (s->sm_lists[DETECT_SM_LIST_HRUDMATCH] == NULL) - goto end; - if (s->sm_lists[DETECT_SM_LIST_HRUDMATCH]->type != DETECT_CONTENT) { - printf("wrong type\n"); - goto end; - } - - char *str = "we are testing http_raw_uri keyword"; - int uricomp = memcmp((const char *) - ((DetectContentData*)s->sm_lists[DETECT_SM_LIST_HRUDMATCH]->ctx)->content, - str, - strlen(str) - 1); - int urilen = ((DetectContentData*)s->sm_lists_tail[DETECT_SM_LIST_HRUDMATCH]->ctx)->content_len; - if (uricomp != 0 || - urilen != strlen("we are testing http_raw_uri keyword")) { - printf("sig failed to parse, content not setup properly\n"); - goto end; - } - result = 1; - -end: - if (de_ctx != NULL) - SigCleanSignatures(de_ctx); - if (de_ctx != NULL) - SigGroupCleanup(de_ctx); - return result; -} - -int DetectHttpRawUriTest12(void) -{ - DetectEngineCtx *de_ctx = NULL; - int result = 0; - - if ( (de_ctx = DetectEngineCtxInit()) == NULL) - goto end; - - de_ctx->flags |= DE_QUIET; - de_ctx->sig_list = SigInit(de_ctx, "alert icmp any any -> any any " - "(content:\"one\"; http_raw_uri; " - "content:\"two\"; distance:0; http_raw_uri; sid:1;)"); - if (de_ctx->sig_list == NULL) { - printf("de_ctx->sig_list == NULL\n"); - goto end; - } - - if (de_ctx->sig_list->sm_lists[DETECT_SM_LIST_PMATCH] != NULL) { - printf("de_ctx->sig_list->sm_lists[DETECT_SM_LIST_PMATCH] != NULL\n"); - goto end; - } - - if (de_ctx->sig_list->sm_lists[DETECT_SM_LIST_HRUDMATCH] == NULL) { - printf("de_ctx->sig_list->sm_lists[DETECT_SM_LIST_HRUDMATCH] == NULL\n"); - goto end; - } - - DetectContentData *ud1 = - (DetectContentData *)de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HRUDMATCH]->prev->ctx; - DetectContentData *ud2 = - (DetectContentData *)de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HRUDMATCH]->ctx; - if (ud1->flags != DETECT_CONTENT_RELATIVE_NEXT || - memcmp(ud1->content, "one", ud1->content_len) != 0 || - ud2->flags != DETECT_CONTENT_DISTANCE || - memcmp(ud2->content, "two", ud1->content_len) != 0) { - /* inside body */ - goto end; - } - - result = 1; - - end: - SigCleanSignatures(de_ctx); - DetectEngineCtxFree(de_ctx); - return result; -} - -int DetectHttpRawUriTest13(void) -{ - DetectEngineCtx *de_ctx = NULL; - int result = 0; - - if ( (de_ctx = DetectEngineCtxInit()) == NULL) - goto end; - - de_ctx->flags |= DE_QUIET; - de_ctx->sig_list = SigInit(de_ctx, "alert icmp any any -> any any " - "(content:\"one\"; http_raw_uri; " - "content:\"two\"; within:5; http_raw_uri; sid:1;)"); - if (de_ctx->sig_list == NULL) { - printf("de_ctx->sig_list == NULL\n"); - goto end; - } - - if (de_ctx->sig_list->sm_lists[DETECT_SM_LIST_PMATCH] != NULL) { - printf("de_ctx->sig_list->sm_lists[DETECT_SM_LIST_PMATCH] != NULL\n"); - goto end; - } - - if (de_ctx->sig_list->sm_lists[DETECT_SM_LIST_HRUDMATCH] == NULL) { - printf("de_ctx->sig_list->sm_lists[DETECT_SM_LIST_HRUDMATCH] == NULL\n"); - goto end; - } - - DetectContentData *ud1 = - (DetectContentData *)de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HRUDMATCH]->prev->ctx; - DetectContentData *ud2 = - (DetectContentData *)de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HRUDMATCH]->ctx; - if (ud1->flags != DETECT_CONTENT_RELATIVE_NEXT || - memcmp(ud1->content, "one", ud1->content_len) != 0 || - ud2->flags != DETECT_CONTENT_WITHIN || - memcmp(ud2->content, "two", ud1->content_len) != 0) { - /* inside the body */ - goto end; - } - - result = 1; - - end: - SigCleanSignatures(de_ctx); - DetectEngineCtxFree(de_ctx); - return result; -} - -int DetectHttpRawUriTest14(void) -{ - DetectEngineCtx *de_ctx = NULL; - int result = 0; - - if ( (de_ctx = DetectEngineCtxInit()) == NULL) - goto end; - - de_ctx->flags |= DE_QUIET; - de_ctx->sig_list = SigInit(de_ctx, "alert icmp any any -> any any " - "(content:\"one\"; within:5; http_raw_uri; sid:1;)"); - if (de_ctx->sig_list == NULL) { - printf("de_ctx->sig_list == NULL\n"); - goto end; - } - - result = 1; - - end: - SigCleanSignatures(de_ctx); - DetectEngineCtxFree(de_ctx); - return result; -} - -int DetectHttpRawUriTest15(void) -{ - DetectEngineCtx *de_ctx = NULL; - int result = 0; - - if ( (de_ctx = DetectEngineCtxInit()) == NULL) - goto end; - - de_ctx->flags |= DE_QUIET; - de_ctx->sig_list = SigInit(de_ctx, "alert icmp any any -> any any " - "(content:\"one\"; http_raw_uri; within:5; sid:1;)"); - if (de_ctx->sig_list == NULL) { - printf("de_ctx->sig_list == NULL\n"); - goto end; - } - - result = 1; - - end: - SigCleanSignatures(de_ctx); - DetectEngineCtxFree(de_ctx); - return result; -} - -int DetectHttpRawUriTest16(void) -{ - DetectEngineCtx *de_ctx = NULL; - int result = 0; - - if ( (de_ctx = DetectEngineCtxInit()) == NULL) - goto end; - - de_ctx->flags |= DE_QUIET; - de_ctx->sig_list = SigInit(de_ctx, "alert icmp any any -> any any " - "(content:\"one\"; within:5; sid:1;)"); - if (de_ctx->sig_list == NULL) { - printf("de_ctx->sig_list == NULL\n"); - goto end; - } - - result = 1; - - end: - SigCleanSignatures(de_ctx); - DetectEngineCtxFree(de_ctx); - return result; -} - -int DetectHttpRawUriTest17(void) -{ - DetectEngineCtx *de_ctx = NULL; - int result = 0; - - if ( (de_ctx = DetectEngineCtxInit()) == NULL) - goto end; - - de_ctx->flags |= DE_QUIET; - de_ctx->sig_list = SigInit(de_ctx, "alert icmp any any -> any any " - "(content:\"one\"; http_raw_uri; " - "content:\"two\"; distance:0; http_raw_uri; sid:1;)"); - if (de_ctx->sig_list == NULL) { - printf("de_ctx->sig_list == NULL\n"); - goto end; - } - - if (de_ctx->sig_list->sm_lists[DETECT_SM_LIST_PMATCH] != NULL) { - printf("de_ctx->sig_list->sm_lists[DETECT_SM_LIST_PMATCH] != NULL\n"); - goto end; - } - - if (de_ctx->sig_list->sm_lists[DETECT_SM_LIST_HRUDMATCH] == NULL) { - printf("de_ctx->sig_list->sm_lists[DETECT_SM_LIST_HRUDMATCH] == NULL\n"); - goto end; - } - - DetectContentData *ud1 = - (DetectContentData *)de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HRUDMATCH]->prev->ctx; - DetectContentData *ud2 = - (DetectContentData *)de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HRUDMATCH]->ctx; - if (ud1->flags != DETECT_CONTENT_RELATIVE_NEXT || - memcmp(ud1->content, "one", ud1->content_len) != 0 || - ud2->flags != DETECT_CONTENT_DISTANCE || - memcmp(ud2->content, "two", ud1->content_len) != 0) { - /* inside body */ - goto end; - } - - result = 1; - - end: - SigCleanSignatures(de_ctx); - DetectEngineCtxFree(de_ctx); - return result; -} - -int DetectHttpRawUriTest18(void) -{ - DetectEngineCtx *de_ctx = NULL; - int result = 0; - - if ( (de_ctx = DetectEngineCtxInit()) == NULL) - goto end; - - de_ctx->flags |= DE_QUIET; - de_ctx->sig_list = SigInit(de_ctx, "alert icmp any any -> any any " - "(content:\"one\"; http_raw_uri; " - "content:\"two\"; within:5; http_raw_uri; " - "sid:1;)"); - if (de_ctx->sig_list == NULL) { - printf("de_ctx->sig_list == NULL\n"); - goto end; - } - - if (de_ctx->sig_list->sm_lists[DETECT_SM_LIST_PMATCH] != NULL) { - printf("de_ctx->sig_list->sm_lists[DETECT_SM_LIST_PMATCH] != NULL\n"); - goto end; - } - - if (de_ctx->sig_list->sm_lists[DETECT_SM_LIST_HRUDMATCH] == NULL) { - printf("de_ctx->sig_list->sm_lists[DETECT_SM_LIST_HRUDMATCH] == NULL\n"); - goto end; - } - - DetectContentData *ud1 = - (DetectContentData *)de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HRUDMATCH]->prev->ctx; - DetectContentData *ud2 = - (DetectContentData *)de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HRUDMATCH]->ctx; - if (ud1->flags != DETECT_CONTENT_RELATIVE_NEXT || - memcmp(ud1->content, "one", ud1->content_len) != 0 || - ud2->flags != DETECT_CONTENT_WITHIN || - memcmp(ud2->content, "two", ud1->content_len) != 0) { - /* inside body */ - goto end; - } - - result = 1; - - end: - SigCleanSignatures(de_ctx); - DetectEngineCtxFree(de_ctx); - return result; -} - -#endif /* UNITTESTS */ - -/** - * \brief Register the UNITTESTS for the http_uri keyword - */ -static void DetectHttpRawUriRegisterTests (void) -{ -#ifdef UNITTESTS /* UNITTESTS */ - UtRegisterTest("DetectHttpRawUriTest01", DetectHttpRawUriTest01, 1); - UtRegisterTest("DetectHttpRawUriTest02", DetectHttpRawUriTest02, 1); - UtRegisterTest("DetectHttpRawUriTest03", DetectHttpRawUriTest03, 1); - UtRegisterTest("DetectHttpRawUriTest04", DetectHttpRawUriTest04, 1); - UtRegisterTest("DetectHttpRawUriTest05", DetectHttpRawUriTest05, 1); - UtRegisterTest("DetectHttpRawUriTest12", DetectHttpRawUriTest12, 1); - UtRegisterTest("DetectHttpRawUriTest13", DetectHttpRawUriTest13, 1); - UtRegisterTest("DetectHttpRawUriTest14", DetectHttpRawUriTest14, 1); - UtRegisterTest("DetectHttpRawUriTest15", DetectHttpRawUriTest15, 1); - UtRegisterTest("DetectHttpRawUriTest16", DetectHttpRawUriTest16, 1); - UtRegisterTest("DetectHttpRawUriTest17", DetectHttpRawUriTest17, 1); - UtRegisterTest("DetectHttpRawUriTest18", DetectHttpRawUriTest18, 1); -#endif /* UNITTESTS */ - - return; -} -/** - * @} - */ |