diff options
Diffstat (limited to 'framework/src/suricata/src/detect-http-hrh.c')
| -rw-r--r-- | framework/src/suricata/src/detect-http-hrh.c | 2233 |
1 files changed, 2233 insertions, 0 deletions
diff --git a/framework/src/suricata/src/detect-http-hrh.c b/framework/src/suricata/src/detect-http-hrh.c new file mode 100644 index 00000000..a6a56b10 --- /dev/null +++ b/framework/src/suricata/src/detect-http-hrh.c @@ -0,0 +1,2233 @@ +/* Copyright (C) 2007-2013 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> + * + * Implements support for the http_raw_host keyword. + */ + +#include "suricata-common.h" +#include "threads.h" +#include "decode.h" + +#include "detect.h" +#include "detect-parse.h" +#include "detect-engine.h" +#include "detect-engine-mpm.h" +#include "detect-engine-state.h" +#include "detect-content.h" +#include "detect-pcre.h" + +#include "flow.h" +#include "flow-var.h" +#include "flow-util.h" + +#include "util-debug.h" +#include "util-unittest.h" +#include "util-unittest-helper.h" +#include "util-spm.h" + +#include "app-layer.h" +#include "app-layer-parser.h" + +#include "app-layer-htp.h" +#include "stream-tcp.h" +#include "detect-http-hrh.h" + +int DetectHttpHRHSetup(DetectEngineCtx *, Signature *, char *); +void DetectHttpHRHRegisterTests(void); +void DetectHttpHRHFree(void *); + +/** + * \brief Registers the keyword handlers for the "http_raw_host" keyword. + */ +void DetectHttpHRHRegister(void) +{ + sigmatch_table[DETECT_AL_HTTP_RAW_HOST].name = "http_raw_host"; + sigmatch_table[DETECT_AL_HTTP_RAW_HOST].desc = "content modifier to match only on the HTTP host header or the raw hostname from the HTTP uri"; + sigmatch_table[DETECT_AL_HTTP_RAW_HOST].Match = NULL; + sigmatch_table[DETECT_AL_HTTP_RAW_HOST].AppLayerMatch = NULL; + sigmatch_table[DETECT_AL_HTTP_RAW_HOST].Setup = DetectHttpHRHSetup; + sigmatch_table[DETECT_AL_HTTP_RAW_HOST].Free = DetectHttpHRHFree; + sigmatch_table[DETECT_AL_HTTP_RAW_HOST].RegisterTests = DetectHttpHRHRegisterTests; + sigmatch_table[DETECT_AL_HTTP_RAW_HOST].alproto = ALPROTO_HTTP; + + sigmatch_table[DETECT_AL_HTTP_RAW_HOST].flags |= SIGMATCH_NOOPT ; + sigmatch_table[DETECT_AL_HTTP_RAW_HOST].flags |= SIGMATCH_PAYLOAD ; + + return; +} + +/** + * \brief The setup function for the http_raw_host keyword for a signature. + * + * \param de_ctx Pointer to the detection engine context. + * \param s Pointer to the signature for the current Signature being + * parsed from the rules. + * \param m Pointer to the head of the SigMatch for the current rule + * being parsed. + * \param arg Pointer to the string holding the keyword value. + * + * \retval 0 On success + * \retval -1 On failure + */ +int DetectHttpHRHSetup(DetectEngineCtx *de_ctx, Signature *s, char *arg) +{ + return DetectEngineContentModifierBufferSetup(de_ctx, s, arg, + DETECT_AL_HTTP_RAW_HOST, + DETECT_SM_LIST_HRHHDMATCH, + ALPROTO_HTTP, + NULL); +} + +/** + * \brief The function to free the http_raw_host data. + * + * \param ptr Pointer to the http_raw_host. + */ +void DetectHttpHRHFree(void *ptr) +{ + DetectContentData *hrhhd = (DetectContentData *)ptr; + if (hrhhd == NULL) + return; + + if (hrhhd->content != NULL) + SCFree(hrhhd->content); + + BoyerMooreCtxDeInit(hrhhd->bm_ctx); + SCFree(hrhhd); + + return; +} + +/************************************Unittests*********************************/ + +#ifdef UNITTESTS + +#include "stream-tcp-reassemble.h" + +/** + * \test Test that a signature containting a http_raw_host is correctly parsed + * and the keyword is registered. + */ +static int DetectHttpHRHTest01(void) +{ + DetectEngineCtx *de_ctx = NULL; + int result = 0; + + de_ctx = DetectEngineCtxInit(); + if (de_ctx == 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_host\"; " + "content:\"one\"; http_raw_host; sid:1;)"); + if (de_ctx->sig_list != NULL) { + result = 1; + } else { + goto end; + } + + end: + SigGroupCleanup(de_ctx); + SigCleanSignatures(de_ctx); + DetectEngineCtxFree(de_ctx); + + return result; +} + +/** + * \test Test that a signature containing an valid http_raw_host entry is + * parsed. + */ +static int DetectHttpHRHTest02(void) +{ + DetectEngineCtx *de_ctx = NULL; + int result = 0; + + de_ctx = DetectEngineCtxInit(); + if (de_ctx == 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_host\"; " + "content:\"one\"; http_raw_host; sid:1;)"); + if (de_ctx->sig_list != NULL) + result = 1; + + end: + SigGroupCleanup(de_ctx); + SigCleanSignatures(de_ctx); + DetectEngineCtxFree(de_ctx); + + return result; +} + +/** + * \test Test that an invalid signature containing no content but a + * http_raw_host is invalidated. + */ +static int DetectHttpHRHTest03(void) +{ + DetectEngineCtx *de_ctx = NULL; + int result = 0; + + de_ctx = DetectEngineCtxInit(); + if (de_ctx == 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_host\"; " + "http_raw_host; sid:1;)"); + if (de_ctx->sig_list == NULL) + result = 1; + + end: + SigGroupCleanup(de_ctx); + SigCleanSignatures(de_ctx); + DetectEngineCtxFree(de_ctx); + + return result; +} + +/** + * \test Test that an invalid signature containing a rawbytes along with a + * http_raw_host is invalidated. + */ +static int DetectHttpHRHTest04(void) +{ + DetectEngineCtx *de_ctx = NULL; + int result = 0; + + de_ctx = DetectEngineCtxInit(); + if (de_ctx == 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_host\"; " + "content:\"one\"; rawbytes; http_raw_host; sid:1;)"); + if (de_ctx->sig_list == NULL) + result = 1; + + end: + SigGroupCleanup(de_ctx); + SigCleanSignatures(de_ctx); + DetectEngineCtxFree(de_ctx); + + return result; +} + +/** + * \test Test that a http_raw_host with nocase is parsed. + */ +static int DetectHttpHRHTest05(void) +{ + DetectEngineCtx *de_ctx = NULL; + int result = 0; + + de_ctx = DetectEngineCtxInit(); + if (de_ctx == 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_host\"; " + "content:\"one\"; http_raw_host; sid:1;)"); + if (de_ctx->sig_list != NULL) + result = 1; + + end: + SigGroupCleanup(de_ctx); + SigCleanSignatures(de_ctx); + DetectEngineCtxFree(de_ctx); + + return result; +} + +/** + *\test Test that the http_raw_host content matches against a http request + * which holds the content. + */ +static int DetectHttpHRHTest06(void) +{ + TcpSession ssn; + Packet *p = NULL; + ThreadVars th_v; + DetectEngineCtx *de_ctx = NULL; + DetectEngineThreadCtx *det_ctx = NULL; + HtpState *http_state = NULL; + Flow f; + uint8_t http_buf[] = + "GET /index.html HTTP/1.0\r\n" + "User-Agent: www.openinfosecfoundation.org\r\n" + "Host: This is dummy message body\r\n" + "Content-Type: text/html\r\n" + "\r\n"; + uint32_t http_len = sizeof(http_buf) - 1; + int result = 0; + AppLayerParserThreadCtx *alp_tctx = AppLayerParserThreadCtxAlloc(); + + memset(&th_v, 0, sizeof(th_v)); + memset(&f, 0, sizeof(f)); + memset(&ssn, 0, sizeof(ssn)); + + p = UTHBuildPacket(NULL, 0, IPPROTO_TCP); + + FLOW_INITIALIZE(&f); + f.protoctx = (void *)&ssn; + f.proto = IPPROTO_TCP; + f.flags |= FLOW_IPV4; + + p->flow = &f; + p->flowflags |= FLOW_PKT_TOSERVER; + p->flowflags |= FLOW_PKT_ESTABLISHED; + p->flags |= PKT_HAS_FLOW | PKT_STREAM_EST; + f.alproto = ALPROTO_HTTP; + + StreamTcpInitConfig(TRUE); + + de_ctx = DetectEngineCtxInit(); + if (de_ctx == NULL) + goto end; + + de_ctx->flags |= DE_QUIET; + + de_ctx->sig_list = SigInit(de_ctx,"alert http any any -> any any " + "(msg:\"http host test\"; " + "content:\"message\"; http_raw_host; " + "sid:1;)"); + if (de_ctx->sig_list == NULL) + goto end; + + SigGroupBuild(de_ctx); + DetectEngineThreadCtxInit(&th_v, (void *)de_ctx, (void *)&det_ctx); + + SCMutexLock(&f.m); + int r = AppLayerParserParse(alp_tctx, &f, ALPROTO_HTTP, STREAM_TOSERVER, http_buf, http_len); + if (r != 0) { + printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r); + result = 0; + SCMutexUnlock(&f.m); + goto end; + } + SCMutexUnlock(&f.m); + + http_state = f.alstate; + if (http_state == NULL) { + printf("no http state: \n"); + result = 0; + goto end; + } + + /* do detect */ + SigMatchSignatures(&th_v, de_ctx, det_ctx, p); + + if (!(PacketAlertCheck(p, 1))) { + printf("sid 1 didn't match but should have\n"); + goto end; + } + + result = 1; +end: + if (alp_tctx != NULL) + AppLayerParserThreadCtxFree(alp_tctx); + if (de_ctx != NULL) + SigGroupCleanup(de_ctx); + if (de_ctx != NULL) + SigCleanSignatures(de_ctx); + if (de_ctx != NULL) + DetectEngineCtxFree(de_ctx); + + StreamTcpFreeConfig(TRUE); + FLOW_DESTROY(&f); + UTHFreePackets(&p, 1); + return result; +} + +/** + *\test Test that the http_raw_host content matches against a http request + * which holds the content. + */ +static int DetectHttpHRHTest07(void) +{ + TcpSession ssn; + Packet *p1 = NULL; + Packet *p2 = NULL; + ThreadVars th_v; + DetectEngineCtx *de_ctx = NULL; + DetectEngineThreadCtx *det_ctx = NULL; + HtpState *http_state = NULL; + Flow f; + uint8_t http1_buf[] = + "GET /index.html HTTP/1.0\r\n" + "User-Agent: www.openinfosecfoundation.org\r\n" + "Host: This is dummy message"; + uint8_t http2_buf[] = + "body1\r\n\r\n"; + uint32_t http1_len = sizeof(http1_buf) - 1; + uint32_t http2_len = sizeof(http2_buf) - 1; + int result = 0; + AppLayerParserThreadCtx *alp_tctx = AppLayerParserThreadCtxAlloc(); + + memset(&th_v, 0, sizeof(th_v)); + memset(&f, 0, sizeof(f)); + memset(&ssn, 0, sizeof(ssn)); + + p1 = UTHBuildPacket(NULL, 0, IPPROTO_TCP); + p2 = UTHBuildPacket(NULL, 0, IPPROTO_TCP); + + FLOW_INITIALIZE(&f); + f.protoctx = (void *)&ssn; + f.proto = IPPROTO_TCP; + f.flags |= FLOW_IPV4; + + p1->flow = &f; + p1->flowflags |= FLOW_PKT_TOSERVER; + p1->flowflags |= FLOW_PKT_ESTABLISHED; + p1->flags |= PKT_HAS_FLOW|PKT_STREAM_EST; + p2->flow = &f; + p2->flowflags |= FLOW_PKT_TOSERVER; + p2->flowflags |= FLOW_PKT_ESTABLISHED; + p2->flags |= PKT_HAS_FLOW|PKT_STREAM_EST; + f.alproto = ALPROTO_HTTP; + + StreamTcpInitConfig(TRUE); + + de_ctx = DetectEngineCtxInit(); + if (de_ctx == NULL) + goto end; + + de_ctx->flags |= DE_QUIET; + + de_ctx->sig_list = SigInit(de_ctx,"alert http any any -> any any " + "(msg:\"http host test\"; " + "content:\"message\"; http_raw_host; " + "sid:1;)"); + if (de_ctx->sig_list == NULL) + goto end; + + SigGroupBuild(de_ctx); + DetectEngineThreadCtxInit(&th_v, (void *)de_ctx, (void *)&det_ctx); + + SCMutexLock(&f.m); + int r = AppLayerParserParse(alp_tctx, &f, ALPROTO_HTTP, STREAM_TOSERVER, http1_buf, http1_len); + if (r != 0) { + printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r); + result = 0; + SCMutexUnlock(&f.m); + goto end; + } + SCMutexUnlock(&f.m); + + http_state = f.alstate; + if (http_state == NULL) { + printf("no http state: "); + goto end; + } + + /* do detect */ + SigMatchSignatures(&th_v, de_ctx, det_ctx, p1); + + if (PacketAlertCheck(p1, 1)) { + printf("sid 1 matched on p1 but shouldn't have: "); + goto end; + } + + SCMutexLock(&f.m); + r = AppLayerParserParse(alp_tctx, &f, ALPROTO_HTTP, STREAM_TOSERVER, http2_buf, http2_len); + if (r != 0) { + printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r); + SCMutexUnlock(&f.m); + goto end; + } + SCMutexUnlock(&f.m); + + /* do detect */ + SigMatchSignatures(&th_v, de_ctx, det_ctx, p2); + if (!(PacketAlertCheck(p2, 1))) { + printf("sid 1 didn't match on p2 but should have: "); + goto end; + } + + result = 1; +end: + if (alp_tctx != NULL) + AppLayerParserThreadCtxFree(alp_tctx); + if (de_ctx != NULL) + SigGroupCleanup(de_ctx); + if (de_ctx != NULL) + SigCleanSignatures(de_ctx); + if (de_ctx != NULL) + DetectEngineCtxFree(de_ctx); + + StreamTcpFreeConfig(TRUE); + FLOW_DESTROY(&f); + UTHFreePackets(&p1, 1); + UTHFreePackets(&p2, 1); + return result; +} + +/** + *\test Test that the http_raw_host content matches against a http request + * which holds the content. + */ +static int DetectHttpHRHTest08(void) +{ + TcpSession ssn; + Packet *p1 = NULL; + Packet *p2 = NULL; + ThreadVars th_v; + DetectEngineCtx *de_ctx = NULL; + DetectEngineThreadCtx *det_ctx = NULL; + HtpState *http_state = NULL; + Flow f; + uint8_t http1_buf[] = + "GET /index.html HTTP/1.0\r\n" + "User-Agent: www.openinfosecfoundation.org\r\n" + "host: This is dummy mess"; + uint8_t http2_buf[] = + "age body\r\n\r\n"; + uint32_t http1_len = sizeof(http1_buf) - 1; + uint32_t http2_len = sizeof(http2_buf) - 1; + int result = 0; + AppLayerParserThreadCtx *alp_tctx = AppLayerParserThreadCtxAlloc(); + + memset(&th_v, 0, sizeof(th_v)); + memset(&f, 0, sizeof(f)); + memset(&ssn, 0, sizeof(ssn)); + + p1 = UTHBuildPacket(NULL, 0, IPPROTO_TCP); + p2 = UTHBuildPacket(NULL, 0, IPPROTO_TCP); + + FLOW_INITIALIZE(&f); + f.protoctx = (void *)&ssn; + f.proto = IPPROTO_TCP; + f.flags |= FLOW_IPV4; + + p1->flow = &f; + p1->flowflags |= FLOW_PKT_TOSERVER; + p1->flowflags |= FLOW_PKT_ESTABLISHED; + p1->flags |= PKT_HAS_FLOW|PKT_STREAM_EST; + p2->flow = &f; + p2->flowflags |= FLOW_PKT_TOSERVER; + p2->flowflags |= FLOW_PKT_ESTABLISHED; + p2->flags |= PKT_HAS_FLOW|PKT_STREAM_EST; + f.alproto = ALPROTO_HTTP; + + StreamTcpInitConfig(TRUE); + + de_ctx = DetectEngineCtxInit(); + if (de_ctx == NULL) + goto end; + + de_ctx->flags |= DE_QUIET; + + de_ctx->sig_list = SigInit(de_ctx,"alert http any any -> any any " + "(msg:\"http host test\"; " + "content:\"message\"; http_raw_host; " + "sid:1;)"); + if (de_ctx->sig_list == NULL) + goto end; + + SigGroupBuild(de_ctx); + DetectEngineThreadCtxInit(&th_v, (void *)de_ctx, (void *)&det_ctx); + + SCMutexLock(&f.m); + int r = AppLayerParserParse(alp_tctx, &f, ALPROTO_HTTP, STREAM_TOSERVER, http1_buf, http1_len); + if (r != 0) { + printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r); + result = 0; + SCMutexUnlock(&f.m); + goto end; + } + SCMutexUnlock(&f.m); + + http_state = f.alstate; + if (http_state == NULL) { + printf("no http state: "); + result = 0; + goto end; + } + + /* do detect */ + SigMatchSignatures(&th_v, de_ctx, det_ctx, p1); + + if ((PacketAlertCheck(p1, 1))) { + printf("sid 1 didn't match but should have"); + goto end; + } + + SCMutexLock(&f.m); + r = AppLayerParserParse(alp_tctx, &f, ALPROTO_HTTP, STREAM_TOSERVER, http2_buf, http2_len); + if (r != 0) { + printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r); + result = 0; + SCMutexUnlock(&f.m); + goto end; + } + SCMutexUnlock(&f.m); + + /* do detect */ + SigMatchSignatures(&th_v, de_ctx, det_ctx, p2); + + if (!(PacketAlertCheck(p2, 1))) { + printf("sid 1 didn't match but should have"); + goto end; + } + + result = 1; +end: + if (alp_tctx != NULL) + AppLayerParserThreadCtxFree(alp_tctx); + if (de_ctx != NULL) + SigGroupCleanup(de_ctx); + if (de_ctx != NULL) + SigCleanSignatures(de_ctx); + if (de_ctx != NULL) + DetectEngineCtxFree(de_ctx); + + StreamTcpFreeConfig(TRUE); + FLOW_DESTROY(&f); + UTHFreePackets(&p1, 1); + UTHFreePackets(&p2, 1); + return result; +} + +/** + *\test Test that the http_raw_host content matches against a http request + * which holds the content, against a cross boundary present pattern. + */ +static int DetectHttpHRHTest09(void) +{ + TcpSession ssn; + Packet *p1 = NULL; + Packet *p2 = NULL; + ThreadVars th_v; + DetectEngineCtx *de_ctx = NULL; + DetectEngineThreadCtx *det_ctx = NULL; + HtpState *http_state = NULL; + Flow f; + uint8_t http1_buf[] = + "GET /index.html HTTP/1.0\r\n" + "User-Agent: www.openinfosecfoundation.org\r\n" + "Host: This is dummy body1"; + uint8_t http2_buf[] = + "This is dummy message body2\r\n" + "Content-Type: text/html\r\n" + "Content-Length: 46\r\n" + "\r\n" + "This is dummy body1"; + uint32_t http1_len = sizeof(http1_buf) - 1; + uint32_t http2_len = sizeof(http2_buf) - 1; + int result = 0; + AppLayerParserThreadCtx *alp_tctx = AppLayerParserThreadCtxAlloc(); + + memset(&th_v, 0, sizeof(th_v)); + memset(&f, 0, sizeof(f)); + memset(&ssn, 0, sizeof(ssn)); + + p1 = UTHBuildPacket(NULL, 0, IPPROTO_TCP); + p2 = UTHBuildPacket(NULL, 0, IPPROTO_TCP); + + FLOW_INITIALIZE(&f); + f.protoctx = (void *)&ssn; + f.proto = IPPROTO_TCP; + f.flags |= FLOW_IPV4; + + p1->flow = &f; + p1->flowflags |= FLOW_PKT_TOSERVER; + p1->flowflags |= FLOW_PKT_ESTABLISHED; + p1->flags |= PKT_HAS_FLOW|PKT_STREAM_EST; + p2->flow = &f; + p2->flowflags |= FLOW_PKT_TOSERVER; + p2->flowflags |= FLOW_PKT_ESTABLISHED; + p2->flags |= PKT_HAS_FLOW|PKT_STREAM_EST; + f.alproto = ALPROTO_HTTP; + + StreamTcpInitConfig(TRUE); + + de_ctx = DetectEngineCtxInit(); + if (de_ctx == NULL) + goto end; + + de_ctx->flags |= DE_QUIET; + + de_ctx->sig_list = SigInit(de_ctx,"alert http any any -> any any " + "(msg:\"http host test\"; " + "content:\"body1This\"; http_raw_host; " + "sid:1;)"); + if (de_ctx->sig_list == NULL) + goto end; + + SigGroupBuild(de_ctx); + DetectEngineThreadCtxInit(&th_v, (void *)de_ctx, (void *)&det_ctx); + + SCMutexLock(&f.m); + int r = AppLayerParserParse(alp_tctx, &f, ALPROTO_HTTP, STREAM_TOSERVER, http1_buf, http1_len); + if (r != 0) { + printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r); + result = 0; + SCMutexUnlock(&f.m); + goto end; + } + SCMutexUnlock(&f.m); + + http_state = f.alstate; + if (http_state == NULL) { + printf("no http state: "); + result = 0; + goto end; + } + + /* do detect */ + SigMatchSignatures(&th_v, de_ctx, det_ctx, p1); + + if ((PacketAlertCheck(p1, 1))) { + printf("sid 1 didn't match but should have"); + goto end; + } + + SCMutexLock(&f.m); + r = AppLayerParserParse(alp_tctx, &f, ALPROTO_HTTP, STREAM_TOSERVER, http2_buf, http2_len); + if (r != 0) { + printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r); + result = 0; + SCMutexUnlock(&f.m); + goto end; + } + SCMutexUnlock(&f.m); + + /* do detect */ + SigMatchSignatures(&th_v, de_ctx, det_ctx, p2); + + if (!(PacketAlertCheck(p2, 1))) { + printf("sid 1 didn't match but should have"); + goto end; + } + + result = 1; +end: + if (alp_tctx != NULL) + AppLayerParserThreadCtxFree(alp_tctx); + if (de_ctx != NULL) + SigGroupCleanup(de_ctx); + if (de_ctx != NULL) + SigCleanSignatures(de_ctx); + if (de_ctx != NULL) + DetectEngineCtxFree(de_ctx); + + StreamTcpFreeConfig(TRUE); + FLOW_DESTROY(&f); + UTHFreePackets(&p1, 1); + UTHFreePackets(&p2, 1); + return result; +} + +/** + *\test Test that the http_raw_host content matches against a http request + * against a case insensitive pattern. + */ +static int DetectHttpHRHTest10(void) +{ + TcpSession ssn; + Packet *p1 = NULL; + Packet *p2 = NULL; + ThreadVars th_v; + DetectEngineCtx *de_ctx = NULL; + DetectEngineThreadCtx *det_ctx = NULL; + HtpState *http_state = NULL; + Flow f; + uint8_t http1_buf[] = + "GET /index.html HTTP/1.0\r\n" + "User-Agent: www.openinfosecfoundation.org\r\n" + "Host: This is dummy bodY1"; + uint8_t http2_buf[] = + "This is dummy message body2\r\n" + "Content-Type: text/html\r\n" + "Content-Length: 46\r\n" + "\r\n" + "This is dummy bodY1"; + uint32_t http1_len = sizeof(http1_buf) - 1; + uint32_t http2_len = sizeof(http2_buf) - 1; + int result = 0; + AppLayerParserThreadCtx *alp_tctx = AppLayerParserThreadCtxAlloc(); + + memset(&th_v, 0, sizeof(th_v)); + memset(&f, 0, sizeof(f)); + memset(&ssn, 0, sizeof(ssn)); + + p1 = UTHBuildPacket(NULL, 0, IPPROTO_TCP); + p2 = UTHBuildPacket(NULL, 0, IPPROTO_TCP); + + FLOW_INITIALIZE(&f); + f.protoctx = (void *)&ssn; + f.proto = IPPROTO_TCP; + f.flags |= FLOW_IPV4; + + p1->flow = &f; + p1->flowflags |= FLOW_PKT_TOSERVER; + p1->flowflags |= FLOW_PKT_ESTABLISHED; + p1->flags |= PKT_HAS_FLOW|PKT_STREAM_EST; + p2->flow = &f; + p2->flowflags |= FLOW_PKT_TOSERVER; + p2->flowflags |= FLOW_PKT_ESTABLISHED; + p2->flags |= PKT_HAS_FLOW|PKT_STREAM_EST; + f.alproto = ALPROTO_HTTP; + + StreamTcpInitConfig(TRUE); + + de_ctx = DetectEngineCtxInit(); + if (de_ctx == NULL) + goto end; + + de_ctx->flags |= DE_QUIET; + + de_ctx->sig_list = SigInit(de_ctx,"alert http any any -> any any " + "(msg:\"http host test\"; " + "content:\"bodY1This\"; http_raw_host; " + "sid:1;)"); + if (de_ctx->sig_list == NULL) + goto end; + + SigGroupBuild(de_ctx); + DetectEngineThreadCtxInit(&th_v, (void *)de_ctx, (void *)&det_ctx); + + SCMutexLock(&f.m); + int r = AppLayerParserParse(alp_tctx, &f, ALPROTO_HTTP, STREAM_TOSERVER, http1_buf, http1_len); + if (r != 0) { + printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r); + result = 0; + SCMutexUnlock(&f.m); + goto end; + } + SCMutexUnlock(&f.m); + + http_state = f.alstate; + if (http_state == NULL) { + printf("no http state: \n"); + result = 0; + goto end; + } + + /* do detect */ + SigMatchSignatures(&th_v, de_ctx, det_ctx, p1); + + if ((PacketAlertCheck(p1, 1))) { + printf("sid 1 didn't match but should have\n"); + goto end; + } + + SCMutexLock(&f.m); + r = AppLayerParserParse(alp_tctx, &f, ALPROTO_HTTP, STREAM_TOSERVER, http2_buf, http2_len); + if (r != 0) { + printf("toserver chunk 1 returned %" PRId32 ", expected 0: \n", r); + result = 0; + SCMutexUnlock(&f.m); + goto end; + } + SCMutexUnlock(&f.m); + + /* do detect */ + SigMatchSignatures(&th_v, de_ctx, det_ctx, p2); + + if (!(PacketAlertCheck(p2, 1))) { + printf("sid 1 didn't match but should have"); + goto end; + } + + result = 1; +end: + if (alp_tctx != NULL) + AppLayerParserThreadCtxFree(alp_tctx); + if (de_ctx != NULL) + SigGroupCleanup(de_ctx); + if (de_ctx != NULL) + SigCleanSignatures(de_ctx); + if (de_ctx != NULL) + DetectEngineCtxFree(de_ctx); + + StreamTcpFreeConfig(TRUE); + FLOW_DESTROY(&f); + UTHFreePackets(&p1, 1); + UTHFreePackets(&p2, 1); + return result; +} + +/** + *\test Test that the negated http_raw_host content matches against a + * http request which doesn't hold the content. + */ +static int DetectHttpHRHTest11(void) +{ + TcpSession ssn; + Packet *p = NULL; + ThreadVars th_v; + DetectEngineCtx *de_ctx = NULL; + DetectEngineThreadCtx *det_ctx = NULL; + HtpState *http_state = NULL; + Flow f; + uint8_t http_buf[] = + "GET /index.html HTTP/1.0\r\n" + "User-Agent: www.openinfosecfoundation.org\r\n" + "Host: This is dummy message body\r\n" + "Content-Type: text/html\r\n" + "\r\n"; + uint32_t http_len = sizeof(http_buf) - 1; + int result = 0; + AppLayerParserThreadCtx *alp_tctx = AppLayerParserThreadCtxAlloc(); + + memset(&th_v, 0, sizeof(th_v)); + memset(&f, 0, sizeof(f)); + memset(&ssn, 0, sizeof(ssn)); + + p = UTHBuildPacket(NULL, 0, IPPROTO_TCP); + + FLOW_INITIALIZE(&f); + f.protoctx = (void *)&ssn; + f.proto = IPPROTO_TCP; + f.flags |= FLOW_IPV4; + + p->flow = &f; + p->flowflags |= FLOW_PKT_TOSERVER; + p->flowflags |= FLOW_PKT_ESTABLISHED; + p->flags |= PKT_HAS_FLOW|PKT_STREAM_EST; + f.alproto = ALPROTO_HTTP; + + StreamTcpInitConfig(TRUE); + + de_ctx = DetectEngineCtxInit(); + if (de_ctx == NULL) + goto end; + + de_ctx->flags |= DE_QUIET; + + de_ctx->sig_list = SigInit(de_ctx,"alert http any any -> any any " + "(msg:\"http host test\"; " + "content:!\"message\"; http_raw_host; " + "sid:1;)"); + if (de_ctx->sig_list == NULL) + goto end; + + SigGroupBuild(de_ctx); + DetectEngineThreadCtxInit(&th_v, (void *)de_ctx, (void *)&det_ctx); + + SCMutexLock(&f.m); + int r = AppLayerParserParse(alp_tctx, &f, ALPROTO_HTTP, STREAM_TOSERVER, http_buf, http_len); + if (r != 0) { + printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r); + result = 0; + SCMutexUnlock(&f.m); + goto end; + } + SCMutexUnlock(&f.m); + + http_state = f.alstate; + if (http_state == NULL) { + printf("no http state: "); + result = 0; + goto end; + } + + /* do detect */ + SigMatchSignatures(&th_v, de_ctx, det_ctx, p); + + if (PacketAlertCheck(p, 1)) { + printf("sid 1 matched but shouldn't have"); + goto end; + } + + result = 1; +end: + if (alp_tctx != NULL) + AppLayerParserThreadCtxFree(alp_tctx); + if (de_ctx != NULL) + SigGroupCleanup(de_ctx); + if (de_ctx != NULL) + SigCleanSignatures(de_ctx); + if (de_ctx != NULL) + DetectEngineCtxFree(de_ctx); + + StreamTcpFreeConfig(TRUE); + FLOW_DESTROY(&f); + UTHFreePackets(&p, 1); + return result; +} + +/** + *\test Negative test that the negated http_raw_host content matches against a + * http request which holds hold the content. + */ +static int DetectHttpHRHTest12(void) +{ + TcpSession ssn; + Packet *p = NULL; + ThreadVars th_v; + DetectEngineCtx *de_ctx = NULL; + DetectEngineThreadCtx *det_ctx = NULL; + HtpState *http_state = NULL; + Flow f; + uint8_t http_buf[] = + "GET /index.html HTTP/1.0\r\n" + "User-Agent: www.openinfosecfoundation.org\r\n" + "Host: This is dummy body\r\n" + "\r\n"; + uint32_t http_len = sizeof(http_buf) - 1; + int result = 0; + AppLayerParserThreadCtx *alp_tctx = AppLayerParserThreadCtxAlloc(); + + memset(&th_v, 0, sizeof(th_v)); + memset(&f, 0, sizeof(f)); + memset(&ssn, 0, sizeof(ssn)); + + p = UTHBuildPacket(NULL, 0, IPPROTO_TCP); + + FLOW_INITIALIZE(&f); + f.protoctx = (void *)&ssn; + f.proto = IPPROTO_TCP; + f.flags |= FLOW_IPV4; + + p->flow = &f; + p->flowflags |= FLOW_PKT_TOSERVER; + p->flowflags |= FLOW_PKT_ESTABLISHED; + p->flags |= PKT_HAS_FLOW|PKT_STREAM_EST; + f.alproto = ALPROTO_HTTP; + + StreamTcpInitConfig(TRUE); + + de_ctx = DetectEngineCtxInit(); + if (de_ctx == NULL) + goto end; + + de_ctx->flags |= DE_QUIET; + + de_ctx->sig_list = SigInit(de_ctx,"alert http any any -> any any " + "(msg:\"http host test\"; " + "content:!\"message\"; http_raw_host; " + "sid:1;)"); + if (de_ctx->sig_list == NULL) + goto end; + + SigGroupBuild(de_ctx); + DetectEngineThreadCtxInit(&th_v, (void *)de_ctx, (void *)&det_ctx); + + SCMutexLock(&f.m); + int r = AppLayerParserParse(alp_tctx, &f, ALPROTO_HTTP, STREAM_TOSERVER, http_buf, http_len); + if (r != 0) { + printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r); + result = 0; + SCMutexUnlock(&f.m); + goto end; + } + SCMutexUnlock(&f.m); + + http_state = f.alstate; + if (http_state == NULL) { + printf("no http state: "); + result = 0; + goto end; + } + + /* do detect */ + SigMatchSignatures(&th_v, de_ctx, det_ctx, p); + + if (!(PacketAlertCheck(p, 1))) { + printf("sid 1 didn't match but should have"); + goto end; + } + + result = 1; +end: + if (alp_tctx != NULL) + AppLayerParserThreadCtxFree(alp_tctx); + if (de_ctx != NULL) + SigGroupCleanup(de_ctx); + if (de_ctx != NULL) + SigCleanSignatures(de_ctx); + if (de_ctx != NULL) + DetectEngineCtxFree(de_ctx); + + StreamTcpFreeConfig(TRUE); + FLOW_DESTROY(&f); + UTHFreePackets(&p, 1); + return result; +} + +/** + * \test Test that the http_raw_host content matches against a http request + * which holds the content. + */ +static int DetectHttpHRHTest13(void) +{ + TcpSession ssn; + Packet *p = NULL; + ThreadVars th_v; + DetectEngineCtx *de_ctx = NULL; + DetectEngineThreadCtx *det_ctx = NULL; + HtpState *http_state = NULL; + Flow f; + uint8_t http_buf[] = + "GET /index.html HTTP/1.0\r\n" + "User-Agent: www.openinfosecfoundation.org\r\n" + "Host: longbufferabcdefghijklmnopqrstuvwxyz0123456789bufferend\r\n" + "Content-Type: text/html\r\n" + "\r\n"; + uint32_t http_len = sizeof(http_buf) - 1; + int result = 0; + AppLayerParserThreadCtx *alp_tctx = AppLayerParserThreadCtxAlloc(); + + memset(&th_v, 0, sizeof(th_v)); + memset(&f, 0, sizeof(f)); + memset(&ssn, 0, sizeof(ssn)); + + p = UTHBuildPacket(NULL, 0, IPPROTO_TCP); + + FLOW_INITIALIZE(&f); + f.protoctx = (void *)&ssn; + f.proto = IPPROTO_TCP; + f.flags |= FLOW_IPV4; + + p->flow = &f; + p->flowflags |= FLOW_PKT_TOSERVER; + p->flowflags |= FLOW_PKT_ESTABLISHED; + p->flags |= PKT_HAS_FLOW|PKT_STREAM_EST; + f.alproto = ALPROTO_HTTP; + + StreamTcpInitConfig(TRUE); + + de_ctx = DetectEngineCtxInit(); + if (de_ctx == NULL) + goto end; + + de_ctx->flags |= DE_QUIET; + + de_ctx->sig_list = SigInit(de_ctx,"alert http any any -> any any " + "(msg:\"http host test\"; " + "content:\"abcdefghijklmnopqrstuvwxyz0123456789\"; http_raw_host; " + "sid:1;)"); + if (de_ctx->sig_list == NULL) + goto end; + + SigGroupBuild(de_ctx); + DetectEngineThreadCtxInit(&th_v, (void *)de_ctx, (void *)&det_ctx); + + SCMutexLock(&f.m); + int r = AppLayerParserParse(alp_tctx, &f, ALPROTO_HTTP, STREAM_TOSERVER, http_buf, http_len); + if (r != 0) { + printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r); + result = 0; + SCMutexUnlock(&f.m); + goto end; + } + SCMutexUnlock(&f.m); + + http_state = f.alstate; + if (http_state == NULL) { + printf("no http state: "); + result = 0; + goto end; + } + + /* do detect */ + SigMatchSignatures(&th_v, de_ctx, det_ctx, p); + + if (!(PacketAlertCheck(p, 1))) { + printf("sid 1 didn't match but should have"); + goto end; + } + + result = 1; +end: + if (alp_tctx != NULL) + AppLayerParserThreadCtxFree(alp_tctx); + if (de_ctx != NULL) + SigGroupCleanup(de_ctx); + if (de_ctx != NULL) + SigCleanSignatures(de_ctx); + if (de_ctx != NULL) + DetectEngineCtxFree(de_ctx); + + StreamTcpFreeConfig(TRUE); + FLOW_DESTROY(&f); + UTHFreePackets(&p, 1); + return result; +} + +/** + * \test multiple http transactions and body chunks of request handling + */ +static int DetectHttpHRHTest14(void) +{ + int result = 0; + Signature *s = NULL; + DetectEngineThreadCtx *det_ctx = NULL; + ThreadVars th_v; + Flow f; + TcpSession ssn; + Packet *p = NULL; + uint8_t httpbuf1[] = "POST / HTTP/1.1\r\n"; + uint8_t httpbuf2[] = "Cookie: dummy1\r\n"; + uint8_t httpbuf3[] = "Host: Body one!!\r\n\r\n"; + uint32_t httplen1 = sizeof(httpbuf1) - 1; /* minus the \0 */ + uint32_t httplen2 = sizeof(httpbuf2) - 1; /* minus the \0 */ + uint32_t httplen3 = sizeof(httpbuf3) - 1; /* minus the \0 */ + uint8_t httpbuf4[] = "GET /?var=val HTTP/1.1\r\n"; + uint8_t httpbuf5[] = "Cookie: dummy2\r\n"; + uint8_t httpbuf6[] = "Host: Body two\r\n\r\n"; + uint32_t httplen4 = sizeof(httpbuf4) - 1; /* minus the \0 */ + uint32_t httplen5 = sizeof(httpbuf5) - 1; /* minus the \0 */ + uint32_t httplen6 = sizeof(httpbuf6) - 1; /* minus the \0 */ + AppLayerParserThreadCtx *alp_tctx = AppLayerParserThreadCtxAlloc(); + + memset(&th_v, 0, sizeof(th_v)); + memset(&f, 0, sizeof(f)); + memset(&ssn, 0, sizeof(ssn)); + + p = UTHBuildPacket(NULL, 0, IPPROTO_TCP); + + FLOW_INITIALIZE(&f); + f.protoctx = (void *)&ssn; + f.proto = IPPROTO_TCP; + f.flags |= FLOW_IPV4; + + p->flow = &f; + p->flowflags |= FLOW_PKT_TOSERVER; + p->flowflags |= FLOW_PKT_ESTABLISHED; + p->flags |= PKT_HAS_FLOW|PKT_STREAM_EST; + f.alproto = ALPROTO_HTTP; + + StreamTcpInitConfig(TRUE); + + DetectEngineCtx *de_ctx = DetectEngineCtxInit(); + if (de_ctx == NULL) { + goto end; + } + + de_ctx->flags |= DE_QUIET; + + s = DetectEngineAppendSig(de_ctx, "alert tcp any any -> any any (content:\"POST\"; http_method; content:\"dummy1\"; http_cookie; content:\"Body one\"; http_raw_host; sid:1; rev:1;)"); + if (s == NULL) { + printf("sig parse failed: "); + goto end; + } + s = DetectEngineAppendSig(de_ctx, "alert tcp any any -> any any (content:\"GET\"; http_method; content:\"dummy2\"; http_cookie; content:\"Body two\"; http_raw_host; sid:2; rev:1;)"); + if (s == NULL) { + printf("sig2 parse failed: "); + goto end; + } + + SigGroupBuild(de_ctx); + DetectEngineThreadCtxInit(&th_v, (void *)de_ctx, (void *)&det_ctx); + + SCMutexLock(&f.m); + int r = AppLayerParserParse(alp_tctx, &f, ALPROTO_HTTP, STREAM_TOSERVER, httpbuf1, httplen1); + if (r != 0) { + printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r); + SCMutexUnlock(&f.m); + goto end; + } + SCMutexUnlock(&f.m); + + /* do detect */ + SigMatchSignatures(&th_v, de_ctx, det_ctx, p); + if (PacketAlertCheck(p, 1)) { + printf("sig 1 alerted: "); + goto end; + } + p->alerts.cnt = 0; + + SCMutexLock(&f.m); + r = AppLayerParserParse(alp_tctx, &f, ALPROTO_HTTP, STREAM_TOSERVER, httpbuf2, httplen2); + if (r != 0) { + printf("toserver chunk 2 returned %" PRId32 ", expected 0: ", r); + SCMutexUnlock(&f.m); + goto end; + } + SCMutexUnlock(&f.m); + + /* do detect */ + SigMatchSignatures(&th_v, de_ctx, det_ctx, p); + if (PacketAlertCheck(p, 1)) { + printf("sig 1 alerted (2): "); + goto end; + } + p->alerts.cnt = 0; + + SCMutexLock(&f.m); + r = AppLayerParserParse(alp_tctx, &f, ALPROTO_HTTP, STREAM_TOSERVER, httpbuf3, httplen3); + if (r != 0) { + printf("toserver chunk 3 returned %" PRId32 ", expected 0: ", r); + SCMutexUnlock(&f.m); + goto end; + } + SCMutexUnlock(&f.m); + + /* do detect */ + SigMatchSignatures(&th_v, de_ctx, det_ctx, p); + if (!(PacketAlertCheck(p, 1))) { + printf("sig 1 didn't alert: "); + goto end; + } + p->alerts.cnt = 0; + + SCMutexLock(&f.m); + r = AppLayerParserParse(alp_tctx, &f, ALPROTO_HTTP, STREAM_TOSERVER, httpbuf4, httplen4); + if (r != 0) { + printf("toserver chunk 5 returned %" PRId32 ", expected 0: ", r); + SCMutexUnlock(&f.m); + goto end; + } + SCMutexUnlock(&f.m); + + /* do detect */ + SigMatchSignatures(&th_v, de_ctx, det_ctx, p); + if (PacketAlertCheck(p, 1) || PacketAlertCheck(p, 2)) { + printf("sig 1 alerted (4): "); + goto end; + } + p->alerts.cnt = 0; + + SCMutexLock(&f.m); + r = AppLayerParserParse(alp_tctx, &f, ALPROTO_HTTP, STREAM_TOSERVER, httpbuf5, httplen5); + if (r != 0) { + printf("toserver chunk 6 returned %" PRId32 ", expected 0: ", r); + SCMutexUnlock(&f.m); + goto end; + } + SCMutexUnlock(&f.m); + + /* do detect */ + SigMatchSignatures(&th_v, de_ctx, det_ctx, p); + if ((PacketAlertCheck(p, 1)) || (PacketAlertCheck(p, 2))) { + printf("sig 1 alerted (request 2, chunk 6): "); + goto end; + } + p->alerts.cnt = 0; + + SCLogDebug("sending data chunk 7"); + + SCMutexLock(&f.m); + r = AppLayerParserParse(alp_tctx, &f, ALPROTO_HTTP, STREAM_TOSERVER, httpbuf6, httplen6); + if (r != 0) { + printf("toserver chunk 7 returned %" PRId32 ", expected 0: ", r); + SCMutexUnlock(&f.m); + goto end; + } + SCMutexUnlock(&f.m); + + /* do detect */ + SigMatchSignatures(&th_v, de_ctx, det_ctx, p); + if (PacketAlertCheck(p, 1) || !(PacketAlertCheck(p, 2))) { + printf("signature 2 didn't match or sig 1 matched, but shouldn't have: "); + goto end; + } + p->alerts.cnt = 0; + + HtpState *htp_state = f.alstate; + if (htp_state == NULL) { + printf("no http state: "); + result = 0; + goto end; + } + + if (AppLayerParserGetTxCnt(IPPROTO_TCP, ALPROTO_HTTP, htp_state) != 2) { + printf("The http app layer doesn't have 2 transactions, but it should: "); + goto end; + } + + result = 1; +end: + if (alp_tctx != NULL) + AppLayerParserThreadCtxFree(alp_tctx); + if (det_ctx != NULL) { + DetectEngineThreadCtxDeinit(&th_v, (void *)det_ctx); + } + if (de_ctx != NULL) { + SigGroupCleanup(de_ctx); + DetectEngineCtxFree(de_ctx); + } + + StreamTcpFreeConfig(TRUE); + FLOW_DESTROY(&f); + UTHFreePacket(p); + return result; +} + + + + + + + + +int DetectHttpHRHTest22(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 " + "(content:\"one\"; content:\"two\"; http_raw_host; " + "content:\"three\"; distance:10; http_raw_host; content:\"four\"; 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_HRHHDMATCH] == NULL) { + printf("de_ctx->sig_list->sm_lists[DETECT_SM_LIST_HRHHDMATCH] == NULL\n"); + goto end; + } + + DetectContentData *cd1 = (DetectContentData *)de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_PMATCH]->prev->ctx; + DetectContentData *cd2 = (DetectContentData *)de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_PMATCH]->ctx; + DetectContentData *hrhhd1 = (DetectContentData *)de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HRHHDMATCH]->prev->ctx; + DetectContentData *hrhhd2 = (DetectContentData *)de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HRHHDMATCH]->ctx; + if (cd1->flags != 0 || memcmp(cd1->content, "one", cd1->content_len) != 0 || + cd2->flags != 0 || memcmp(cd2->content, "four", cd2->content_len) != 0 || + hrhhd1->flags != (DETECT_CONTENT_RELATIVE_NEXT) || + memcmp(hrhhd1->content, "two", hrhhd1->content_len) != 0 || + hrhhd2->flags != (DETECT_CONTENT_DISTANCE) || + memcmp(hrhhd2->content, "three", hrhhd1->content_len) != 0) { + goto end; + } + + if (!DETECT_CONTENT_IS_SINGLE(cd1) || + !DETECT_CONTENT_IS_SINGLE(cd2) || + DETECT_CONTENT_IS_SINGLE(hrhhd1) || + DETECT_CONTENT_IS_SINGLE(hrhhd2)) { + goto end; + } + + result = 1; + + end: + SigCleanSignatures(de_ctx); + DetectEngineCtxFree(de_ctx); + return result; +} + +int DetectHttpHRHTest23(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 " + "(content:\"one\"; http_raw_host; pcre:/two/; " + "content:\"three\"; distance:10; http_raw_host; content:\"four\"; 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_HRHHDMATCH] == NULL) { + printf("de_ctx->sig_list->sm_lists[DETECT_SM_LIST_HRHHDMATCH] == NULL\n"); + goto end; + } + + DetectPcreData *pd1 = (DetectPcreData *)de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_PMATCH]->prev->ctx; + DetectContentData *cd2 = (DetectContentData *)de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_PMATCH]->ctx; + DetectContentData *hrhhd1 = (DetectContentData *)de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HRHHDMATCH]->prev->ctx; + DetectContentData *hrhhd2 = (DetectContentData *)de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HRHHDMATCH]->ctx; + if (pd1->flags != 0 || + cd2->flags != 0 || memcmp(cd2->content, "four", cd2->content_len) != 0 || + hrhhd1->flags != (DETECT_CONTENT_RELATIVE_NEXT) || + memcmp(hrhhd1->content, "one", hrhhd1->content_len) != 0 || + hrhhd2->flags != (DETECT_CONTENT_DISTANCE) || + memcmp(hrhhd2->content, "three", hrhhd1->content_len) != 0) { + goto end; + } + + if (!DETECT_CONTENT_IS_SINGLE(cd2) || + DETECT_CONTENT_IS_SINGLE(hrhhd1) || + DETECT_CONTENT_IS_SINGLE(hrhhd2)) { + goto end; + } + + result = 1; + + end: + SigCleanSignatures(de_ctx); + DetectEngineCtxFree(de_ctx); + return result; +} + +int DetectHttpHRHTest24(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 " + "(content:\"one\"; http_raw_host; pcre:/two/; " + "content:\"three\"; distance:10; within:15; http_raw_host; content:\"four\"; 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_HRHHDMATCH] == NULL) { + printf("de_ctx->sig_list->sm_lists[DETECT_SM_LIST_HRHHDMATCH] == NULL\n"); + goto end; + } + + DetectPcreData *pd1 = (DetectPcreData *)de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_PMATCH]->prev->ctx; + DetectContentData *cd2 = (DetectContentData *)de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_PMATCH]->ctx; + DetectContentData *hrhhd1 = (DetectContentData *)de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HRHHDMATCH]->prev->ctx; + DetectContentData *hrhhd2 = (DetectContentData *)de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HRHHDMATCH]->ctx; + if (pd1->flags != 0 || + cd2->flags != 0 || memcmp(cd2->content, "four", cd2->content_len) != 0 || + hrhhd1->flags != (DETECT_CONTENT_RELATIVE_NEXT) || + memcmp(hrhhd1->content, "one", hrhhd1->content_len) != 0 || + hrhhd2->flags != (DETECT_CONTENT_DISTANCE | DETECT_CONTENT_WITHIN) || + memcmp(hrhhd2->content, "three", hrhhd1->content_len) != 0) { + goto end; + } + + if (!DETECT_CONTENT_IS_SINGLE(cd2) || + DETECT_CONTENT_IS_SINGLE(hrhhd1) || + DETECT_CONTENT_IS_SINGLE(hrhhd2)) { + goto end; + } + + result = 1; + + end: + SigCleanSignatures(de_ctx); + DetectEngineCtxFree(de_ctx); + return result; +} + +int DetectHttpHRHTest25(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 " + "(content:\"one\"; http_raw_host; pcre:/two/; " + "content:\"three\"; distance:10; http_raw_host; " + "content:\"four\"; distance:10; 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_HRHHDMATCH] == NULL) { + printf("de_ctx->sig_list->sm_lists[DETECT_SM_LIST_HRHHDMATCH] == NULL\n"); + goto end; + } + + DetectPcreData *pd1 = (DetectPcreData *)de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_PMATCH]->prev->ctx; + DetectContentData *cd2 = (DetectContentData *)de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_PMATCH]->ctx; + DetectContentData *hrhhd1 = (DetectContentData *)de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HRHHDMATCH]->prev->ctx; + DetectContentData *hrhhd2 = (DetectContentData *)de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HRHHDMATCH]->ctx; + if (pd1->flags != DETECT_PCRE_RELATIVE_NEXT || + cd2->flags != DETECT_CONTENT_DISTANCE || + memcmp(cd2->content, "four", cd2->content_len) != 0 || + hrhhd1->flags != (DETECT_CONTENT_RELATIVE_NEXT) || + memcmp(hrhhd1->content, "one", hrhhd1->content_len) != 0 || + hrhhd2->flags != (DETECT_CONTENT_DISTANCE) || + memcmp(hrhhd2->content, "three", hrhhd1->content_len) != 0) { + goto end; + } + + if (DETECT_CONTENT_IS_SINGLE(cd2) || + DETECT_CONTENT_IS_SINGLE(hrhhd1) || + DETECT_CONTENT_IS_SINGLE(hrhhd2)) { + goto end; + } + + result = 1; + + end: + SigCleanSignatures(de_ctx); + DetectEngineCtxFree(de_ctx); + return result; +} + +int DetectHttpHRHTest26(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 " + "(content:\"one\"; offset:10; http_raw_host; pcre:/two/; " + "content:\"three\"; distance:10; http_raw_host; within:10; " + "content:\"four\"; distance:10; 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_HRHHDMATCH] == NULL) { + printf("de_ctx->sig_list->sm_lists[DETECT_SM_LIST_HRHHDMATCH] == NULL\n"); + goto end; + } + + DetectPcreData *pd1 = (DetectPcreData *)de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_PMATCH]->prev->ctx; + DetectContentData *cd2 = (DetectContentData *)de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_PMATCH]->ctx; + DetectContentData *hrhhd1 = (DetectContentData *)de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HRHHDMATCH]->prev->ctx; + DetectContentData *hrhhd2 = (DetectContentData *)de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HRHHDMATCH]->ctx; + if (pd1->flags != (DETECT_PCRE_RELATIVE_NEXT) || + cd2->flags != DETECT_CONTENT_DISTANCE || + memcmp(cd2->content, "four", cd2->content_len) != 0 || + hrhhd1->flags != (DETECT_CONTENT_RELATIVE_NEXT | DETECT_CONTENT_OFFSET) || + memcmp(hrhhd1->content, "one", hrhhd1->content_len) != 0 || + hrhhd2->flags != (DETECT_CONTENT_DISTANCE | DETECT_CONTENT_WITHIN) || + memcmp(hrhhd2->content, "three", hrhhd1->content_len) != 0) { + printf ("failed: http_raw_host incorrect flags"); + goto end; + } + + if (DETECT_CONTENT_IS_SINGLE(cd2) || + DETECT_CONTENT_IS_SINGLE(hrhhd1) || + DETECT_CONTENT_IS_SINGLE(hrhhd2)) { + goto end; + } + + result = 1; + + end: + SigCleanSignatures(de_ctx); + DetectEngineCtxFree(de_ctx); + return result; +} + +int DetectHttpHRHTest27(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 " + "(content:\"one\"; offset:10; http_raw_host; pcre:/two/; " + "content:\"three\"; distance:10; http_raw_host; within:10; " + "content:\"four\"; distance:10; 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 DetectHttpHRHTest28(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 " + "(content:\"one\"; http_raw_host; nocase; pcre:/two/; " + "content:\"three\"; http_raw_host; depth:10; " + "content:\"four\"; distance:10; 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_HRHHDMATCH] == NULL) { + printf("de_ctx->sig_list->sm_lists[DETECT_SM_LIST_HRHHDMATCH] == NULL\n"); + goto end; + } + + DetectPcreData *pd1 = (DetectPcreData *)de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_PMATCH]->prev->ctx; + DetectContentData *cd2 = (DetectContentData *)de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_PMATCH]->ctx; + DetectContentData *hrhhd1 = (DetectContentData *)de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HRHHDMATCH]->prev->ctx; + DetectContentData *hrhhd2 = (DetectContentData *)de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HRHHDMATCH]->ctx; + if (pd1->flags != (DETECT_PCRE_RELATIVE_NEXT) || + cd2->flags != DETECT_CONTENT_DISTANCE || + memcmp(cd2->content, "four", cd2->content_len) != 0 || + hrhhd1->flags != (DETECT_CONTENT_NOCASE) || + memcmp(hrhhd1->content, "one", hrhhd1->content_len) != 0 || + hrhhd2->flags != (DETECT_CONTENT_DEPTH) || + memcmp(hrhhd2->content, "three", hrhhd1->content_len) != 0) { + goto end; + } + + if (DETECT_CONTENT_IS_SINGLE(cd2) || + !DETECT_CONTENT_IS_SINGLE(hrhhd1) || + DETECT_CONTENT_IS_SINGLE(hrhhd2)) { + goto end; + } + + result = 1; + + end: + SigCleanSignatures(de_ctx); + DetectEngineCtxFree(de_ctx); + return result; +} + +int DetectHttpHRHTest29(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 " + "(content:\"one\"; http_raw_host; " + "content:\"two\"; distance:0; http_raw_host; 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_HRHHDMATCH] == NULL) { + printf("de_ctx->sig_list->sm_lists[DETECT_SM_LIST_HRHHDMATCH] == NULL\n"); + goto end; + } + + DetectContentData *hrhhd1 = (DetectContentData *)de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HRHHDMATCH]->prev->ctx; + DetectContentData *hrhhd2 = (DetectContentData *)de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HRHHDMATCH]->ctx; + if (hrhhd1->flags != (DETECT_CONTENT_RELATIVE_NEXT) || + memcmp(hrhhd1->content, "one", hrhhd1->content_len) != 0 || + hrhhd2->flags != (DETECT_CONTENT_DISTANCE) || + memcmp(hrhhd2->content, "two", hrhhd1->content_len) != 0) { + goto end; + } + + result = 1; + + end: + SigCleanSignatures(de_ctx); + DetectEngineCtxFree(de_ctx); + return result; +} + +int DetectHttpHRHTest30(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 " + "(content:\"one\"; http_raw_host; " + "content:\"two\"; within:5; http_raw_host; 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_HRHHDMATCH] == NULL) { + printf("de_ctx->sig_list->sm_lists[DETECT_SM_LIST_HRHHDMATCH] == NULL\n"); + goto end; + } + + DetectContentData *hrhhd1 = (DetectContentData *)de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HRHHDMATCH]->prev->ctx; + DetectContentData *hrhhd2 = (DetectContentData *)de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HRHHDMATCH]->ctx; + if (hrhhd1->flags != (DETECT_CONTENT_RELATIVE_NEXT) || + memcmp(hrhhd1->content, "one", hrhhd1->content_len) != 0 || + hrhhd2->flags != (DETECT_CONTENT_WITHIN) || + memcmp(hrhhd2->content, "two", hrhhd1->content_len) != 0) { + goto end; + } + + result = 1; + + end: + SigCleanSignatures(de_ctx); + DetectEngineCtxFree(de_ctx); + return result; +} + +int DetectHttpHRHTest31(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 " + "(content:\"one\"; within:5; http_raw_host; 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 DetectHttpHRHTest32(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 " + "(content:\"one\"; http_raw_host; 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 DetectHttpHRHTest33(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 " + "(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 DetectHttpHRHTest34(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 " + "(pcre:/one/Zi; " + "content:\"two\"; within:5; http_raw_host; 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_HRHHDMATCH] == NULL) { + printf("de_ctx->sig_list->sm_lists[DETECT_SM_LIST_HRHHDMATCH] == NULL\n"); + goto end; + } + + if (de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HRHHDMATCH] == NULL || + de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HRHHDMATCH]->type != DETECT_CONTENT || + de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HRHHDMATCH]->prev == NULL || + de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HRHHDMATCH]->prev->type != DETECT_PCRE) { + + goto end; + } + + DetectPcreData *pd1 = (DetectPcreData *)de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HRHHDMATCH]->prev->ctx; + DetectContentData *hrhhd2 = (DetectContentData *)de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HRHHDMATCH]->ctx; + if (pd1->flags != (DETECT_PCRE_RELATIVE_NEXT | DETECT_PCRE_CASELESS) || + hrhhd2->flags != (DETECT_CONTENT_WITHIN) || + memcmp(hrhhd2->content, "two", hrhhd2->content_len) != 0) { + goto end; + } + + result = 1; + + end: + SigCleanSignatures(de_ctx); + DetectEngineCtxFree(de_ctx); + return result; +} + +int DetectHttpHRHTest35(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 " + "(content:\"two\"; http_raw_host; " + "pcre:/one/ZRi; 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_HRHHDMATCH] == NULL) { + printf("de_ctx->sig_list->sm_lists[DETECT_SM_LIST_HRHHDMATCH] == NULL\n"); + goto end; + } + + if (de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HRHHDMATCH] == NULL || + de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HRHHDMATCH]->type != DETECT_PCRE || + de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HRHHDMATCH]->prev == NULL || + de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HRHHDMATCH]->prev->type != DETECT_CONTENT) { + + goto end; + } + + DetectContentData *hrhhd1 = (DetectContentData *)de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HRHHDMATCH]->prev->ctx; + DetectPcreData *pd2 = (DetectPcreData *)de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HRHHDMATCH]->ctx; + if (pd2->flags != (DETECT_PCRE_RELATIVE | DETECT_PCRE_CASELESS) || + hrhhd1->flags != (DETECT_CONTENT_RELATIVE_NEXT) || + memcmp(hrhhd1->content, "two", hrhhd1->content_len) != 0) { + goto end; + } + + result = 1; + + end: + SigCleanSignatures(de_ctx); + DetectEngineCtxFree(de_ctx); + return result; +} + +int DetectHttpHRHTest36(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 " + "(pcre:/one/Zi; " + "content:\"two\"; distance:5; http_raw_host; 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_HRHHDMATCH] == NULL) { + printf("de_ctx->sig_list->sm_lists[DETECT_SM_LIST_HRHHDMATCH] == NULL\n"); + goto end; + } + + if (de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HRHHDMATCH] == NULL || + de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HRHHDMATCH]->type != DETECT_CONTENT || + de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HRHHDMATCH]->prev == NULL || + de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HRHHDMATCH]->prev->type != DETECT_PCRE) { + + goto end; + } + + DetectPcreData *pd1 = (DetectPcreData *)de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HRHHDMATCH]->prev->ctx; + DetectContentData *hrhhd2 = (DetectContentData *)de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HRHHDMATCH]->ctx; + if (pd1->flags != (DETECT_PCRE_RELATIVE_NEXT | DETECT_PCRE_CASELESS) || + hrhhd2->flags != (DETECT_CONTENT_DISTANCE) || + memcmp(hrhhd2->content, "two", hrhhd2->content_len) != 0) { + goto end; + } + + result = 1; + + end: + SigCleanSignatures(de_ctx); + DetectEngineCtxFree(de_ctx); + return result; +} + +/** + *\test Test that the http_raw_host content matches against a http request + * against a case insensitive pattern. + */ +static int DetectHttpHRHTest37(void) +{ + TcpSession ssn; + Packet *p1 = NULL; + Packet *p2 = NULL; + ThreadVars th_v; + DetectEngineCtx *de_ctx = NULL; + DetectEngineThreadCtx *det_ctx = NULL; + HtpState *http_state = NULL; + Flow f; + uint8_t http1_buf[] = + "GET /index.html HTTP/1.0\r\n" + "User-Agent: www.openinfosecfoundation.org\r\n" + "Host: This is dummy bodY1"; + uint8_t http2_buf[] = + "This is dummy message body2\r\n" + "Content-Type: text/html\r\n" + "Content-Length: 46\r\n" + "\r\n" + "This is dummy bodY1"; + uint32_t http1_len = sizeof(http1_buf) - 1; + uint32_t http2_len = sizeof(http2_buf) - 1; + int result = 0; + AppLayerParserThreadCtx *alp_tctx = AppLayerParserThreadCtxAlloc(); + + memset(&th_v, 0, sizeof(th_v)); + memset(&f, 0, sizeof(f)); + memset(&ssn, 0, sizeof(ssn)); + + p1 = UTHBuildPacket(NULL, 0, IPPROTO_TCP); + p2 = UTHBuildPacket(NULL, 0, IPPROTO_TCP); + + FLOW_INITIALIZE(&f); + f.protoctx = (void *)&ssn; + f.proto = IPPROTO_TCP; + f.flags |= FLOW_IPV4; + + p1->flow = &f; + p1->flowflags |= FLOW_PKT_TOSERVER; + p1->flowflags |= FLOW_PKT_ESTABLISHED; + p1->flags |= PKT_HAS_FLOW|PKT_STREAM_EST; + p2->flow = &f; + p2->flowflags |= FLOW_PKT_TOSERVER; + p2->flowflags |= FLOW_PKT_ESTABLISHED; + p2->flags |= PKT_HAS_FLOW|PKT_STREAM_EST; + f.alproto = ALPROTO_HTTP; + + StreamTcpInitConfig(TRUE); + + de_ctx = DetectEngineCtxInit(); + if (de_ctx == NULL) + goto end; + + de_ctx->flags |= DE_QUIET; + + de_ctx->sig_list = SigInit(de_ctx,"alert http any any -> any any " + "(msg:\"http host test\"; " + "content:\"body1this\"; http_raw_host; nocase; " + "sid:1;)"); + if (de_ctx->sig_list == NULL) + goto end; + + SigGroupBuild(de_ctx); + DetectEngineThreadCtxInit(&th_v, (void *)de_ctx, (void *)&det_ctx); + + SCMutexLock(&f.m); + int r = AppLayerParserParse(alp_tctx, &f, ALPROTO_HTTP, STREAM_TOSERVER, http1_buf, http1_len); + if (r != 0) { + printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r); + result = 0; + SCMutexUnlock(&f.m); + goto end; + } + SCMutexUnlock(&f.m); + + http_state = f.alstate; + if (http_state == NULL) { + printf("no http state: \n"); + result = 0; + goto end; + } + + /* do detect */ + SigMatchSignatures(&th_v, de_ctx, det_ctx, p1); + + if ((PacketAlertCheck(p1, 1))) { + printf("sid 1 didn't match but should have\n"); + goto end; + } + + SCMutexLock(&f.m); + r = AppLayerParserParse(alp_tctx, &f, ALPROTO_HTTP, STREAM_TOSERVER, http2_buf, http2_len); + if (r != 0) { + printf("toserver chunk 1 returned %" PRId32 ", expected 0: \n", r); + result = 0; + SCMutexUnlock(&f.m); + goto end; + } + SCMutexUnlock(&f.m); + + /* do detect */ + SigMatchSignatures(&th_v, de_ctx, det_ctx, p2); + + if (!(PacketAlertCheck(p2, 1))) { + printf("sid 1 didn't match but should have"); + goto end; + } + + result = 1; +end: + if (alp_tctx != NULL) + AppLayerParserThreadCtxFree(alp_tctx); + if (de_ctx != NULL) + SigGroupCleanup(de_ctx); + if (de_ctx != NULL) + SigCleanSignatures(de_ctx); + if (de_ctx != NULL) + DetectEngineCtxFree(de_ctx); + + StreamTcpFreeConfig(TRUE); + FLOW_DESTROY(&f); + UTHFreePackets(&p1, 1); + UTHFreePackets(&p2, 1); + return result; +} + +#endif /* UNITTESTS */ + +void DetectHttpHRHRegisterTests(void) +{ +#ifdef UNITTESTS + UtRegisterTest("DetectHttpHRHTest01", DetectHttpHRHTest01, 1); + UtRegisterTest("DetectHttpHRHTest02", DetectHttpHRHTest02, 1); + UtRegisterTest("DetectHttpHRHTest03", DetectHttpHRHTest03, 1); + UtRegisterTest("DetectHttpHRHTest04", DetectHttpHRHTest04, 1); + UtRegisterTest("DetectHttpHRHTest05", DetectHttpHRHTest05, 1); + UtRegisterTest("DetectHttpHRHTest06", DetectHttpHRHTest06, 1); + UtRegisterTest("DetectHttpHRHTest07", DetectHttpHRHTest07, 1); + UtRegisterTest("DetectHttpHRHTest08", DetectHttpHRHTest08, 1); + UtRegisterTest("DetectHttpHRHTest09", DetectHttpHRHTest09, 1); + UtRegisterTest("DetectHttpHRHTest10", DetectHttpHRHTest10, 1); + UtRegisterTest("DetectHttpHRHTest11", DetectHttpHRHTest11, 1); + UtRegisterTest("DetectHttpHRHTest12", DetectHttpHRHTest12, 1); + UtRegisterTest("DetectHttpHRHTest13", DetectHttpHRHTest13, 1); + UtRegisterTest("DetectHttpHRHTest14", DetectHttpHRHTest14, 1); + + UtRegisterTest("DetectHttpHRHTest22", DetectHttpHRHTest22, 1); + UtRegisterTest("DetectHttpHRHTest23", DetectHttpHRHTest23, 1); + UtRegisterTest("DetectHttpHRHTest24", DetectHttpHRHTest24, 1); + UtRegisterTest("DetectHttpHRHTest25", DetectHttpHRHTest25, 1); + UtRegisterTest("DetectHttpHRHTest26", DetectHttpHRHTest26, 1); + UtRegisterTest("DetectHttpHRHTest27", DetectHttpHRHTest27, 1); + UtRegisterTest("DetectHttpHRHTest28", DetectHttpHRHTest28, 1); + UtRegisterTest("DetectHttpHRHTest29", DetectHttpHRHTest29, 1); + UtRegisterTest("DetectHttpHRHTest30", DetectHttpHRHTest30, 1); + UtRegisterTest("DetectHttpHRHTest31", DetectHttpHRHTest31, 1); + UtRegisterTest("DetectHttpHRHTest32", DetectHttpHRHTest32, 1); + UtRegisterTest("DetectHttpHRHTest33", DetectHttpHRHTest33, 1); + UtRegisterTest("DetectHttpHRHTest34", DetectHttpHRHTest34, 1); + UtRegisterTest("DetectHttpHRHTest35", DetectHttpHRHTest35, 1); + UtRegisterTest("DetectHttpHRHTest36", DetectHttpHRHTest36, 1); + UtRegisterTest("DetectHttpHRHTest37", DetectHttpHRHTest37, 1); +#endif /* UNITTESTS */ + + return; +} +/** + * @} + */ |