diff options
Diffstat (limited to 'framework/src/suricata/src/detect-engine-hhd.c')
-rw-r--r-- | framework/src/suricata/src/detect-engine-hhd.c | 3905 |
1 files changed, 3905 insertions, 0 deletions
diff --git a/framework/src/suricata/src/detect-engine-hhd.c b/framework/src/suricata/src/detect-engine-hhd.c new file mode 100644 index 00000000..3bec4fd2 --- /dev/null +++ b/framework/src/suricata/src/detect-engine-hhd.c @@ -0,0 +1,3905 @@ +/* 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> + * + * \brief Handle HTTP header match + * + */ + +#include "suricata-common.h" +#include "suricata.h" +#include "decode.h" + +#include "detect.h" +#include "detect-engine.h" +#include "detect-engine-hhd.h" +#include "detect-engine-mpm.h" +#include "detect-parse.h" +#include "detect-engine-state.h" +#include "detect-engine-content-inspection.h" + +#include "flow-util.h" +#include "util-debug.h" +#include "util-print.h" +#include "util-memcmp.h" +#include "flow.h" + +#include "stream-tcp.h" + +#include "app-layer-parser.h" + +#include "util-unittest.h" +#include "util-unittest-helper.h" +#include "app-layer.h" +#include "app-layer-htp.h" +#include "app-layer-protos.h" + +#define BUFFER_STEP 50 + +static inline int HHDCreateSpace(DetectEngineThreadCtx *det_ctx, uint64_t size) +{ + if (size >= (USHRT_MAX - BUFFER_STEP)) + return -1; + + void *ptmp; + if (size > det_ctx->hhd_buffers_size) { + ptmp = SCRealloc(det_ctx->hhd_buffers, + (det_ctx->hhd_buffers_size + BUFFER_STEP) * sizeof(uint8_t *)); + if (ptmp == NULL) { + SCFree(det_ctx->hhd_buffers); + det_ctx->hhd_buffers = NULL; + det_ctx->hhd_buffers_size = 0; + det_ctx->hhd_buffers_list_len = 0; + return -1; + } + det_ctx->hhd_buffers = ptmp; + + memset(det_ctx->hhd_buffers + det_ctx->hhd_buffers_size, 0, BUFFER_STEP * sizeof(uint8_t *)); + ptmp = SCRealloc(det_ctx->hhd_buffers_len, + (det_ctx->hhd_buffers_size + BUFFER_STEP) * sizeof(uint32_t)); + if (ptmp == NULL) { + SCFree(det_ctx->hhd_buffers_len); + det_ctx->hhd_buffers_len = NULL; + det_ctx->hhd_buffers_size = 0; + det_ctx->hhd_buffers_list_len = 0; + return -1; + } + det_ctx->hhd_buffers_len = ptmp; + + memset(det_ctx->hhd_buffers_len + det_ctx->hhd_buffers_size, 0, BUFFER_STEP * sizeof(uint32_t)); + det_ctx->hhd_buffers_size += BUFFER_STEP; + } + memset(det_ctx->hhd_buffers_len + det_ctx->hhd_buffers_list_len, 0, (size - det_ctx->hhd_buffers_list_len) * sizeof(uint32_t)); + + return 0; +} + +static uint8_t *DetectEngineHHDGetBufferForTX(htp_tx_t *tx, uint64_t tx_id, + DetectEngineCtx *de_ctx, + DetectEngineThreadCtx *det_ctx, + Flow *f, HtpState *htp_state, + uint8_t flags, + uint32_t *buffer_len) +{ + uint8_t *headers_buffer = NULL; + int index = 0; + *buffer_len = 0; + + if (det_ctx->hhd_buffers_list_len == 0) { + /* get the inspect id to use as a 'base id' */ + uint64_t base_inspect_id = AppLayerParserGetTransactionInspectId(f->alparser, flags); + BUG_ON(base_inspect_id > tx_id); + /* see how many space we need for the current tx_id */ + uint64_t txs = (tx_id - base_inspect_id) + 1; + if (HHDCreateSpace(det_ctx, txs) < 0) + goto end; + + index = (tx_id - base_inspect_id); + det_ctx->hhd_start_tx_id = base_inspect_id; + det_ctx->hhd_buffers_list_len = txs; + } else { + /* tx fits in our current buffers */ + if ((tx_id - det_ctx->hhd_start_tx_id) < det_ctx->hhd_buffers_list_len) { + /* if we previously reassembled, return that buffer */ + if (det_ctx->hhd_buffers_len[(tx_id - det_ctx->hhd_start_tx_id)] != 0) { + *buffer_len = det_ctx->hhd_buffers_len[(tx_id - det_ctx->hhd_start_tx_id)]; + return det_ctx->hhd_buffers[(tx_id - det_ctx->hhd_start_tx_id)]; + } + /* otherwise fall through */ + } else { + /* not enough space, lets expand */ + uint64_t txs = (tx_id - det_ctx->hhd_start_tx_id) + 1; + if (HHDCreateSpace(det_ctx, txs) < 0) + goto end; + + det_ctx->hhd_buffers_list_len = txs; + } + index = (tx_id - det_ctx->hhd_start_tx_id); + } + + htp_table_t *headers; + if (flags & STREAM_TOSERVER) { + if (AppLayerParserGetStateProgress(IPPROTO_TCP, ALPROTO_HTTP, tx, flags) <= HTP_REQUEST_HEADERS) + goto end; + headers = tx->request_headers; + } else { + if (AppLayerParserGetStateProgress(IPPROTO_TCP, ALPROTO_HTTP, tx, flags) <= HTP_RESPONSE_HEADERS) + goto end; + headers = tx->response_headers; + } + if (headers == NULL) + goto end; + + htp_header_t *h = NULL; + headers_buffer = det_ctx->hhd_buffers[index]; + size_t headers_buffer_len = 0; + size_t i = 0; + + size_t no_of_headers = htp_table_size(headers); + for (; i < no_of_headers; i++) { + h = htp_table_get_index(headers, i, NULL); + size_t size1 = bstr_size(h->name); + size_t size2 = bstr_size(h->value); + + if (flags & STREAM_TOSERVER) { + if (size1 == 6 && + SCMemcmpLowercase("cookie", bstr_ptr(h->name), 6) == 0) { + continue; + } + } else { + if (size1 == 10 && + SCMemcmpLowercase("set-cookie", bstr_ptr(h->name), 10) == 0) { + continue; + } + } + + /* the extra 4 bytes if for ": " and "\r\n" */ + uint8_t *new_headers_buffer = SCRealloc(headers_buffer, headers_buffer_len + size1 + size2 + 4); + if (unlikely(new_headers_buffer == NULL)) { + if (headers_buffer != NULL) { + SCFree(headers_buffer); + headers_buffer = NULL; + } + det_ctx->hhd_buffers[index] = NULL; + det_ctx->hhd_buffers_len[index] = 0; + goto end; + } + headers_buffer = new_headers_buffer; + + memcpy(headers_buffer + headers_buffer_len, bstr_ptr(h->name), size1); + headers_buffer_len += size1; + headers_buffer[headers_buffer_len] = ':'; + headers_buffer[headers_buffer_len + 1] = ' '; + headers_buffer_len += 2; + memcpy(headers_buffer + headers_buffer_len, bstr_ptr(h->value), size2); + headers_buffer_len += size2 + 2; + /* \r */ + headers_buffer[headers_buffer_len - 2] = '\r'; + /* \n */ + headers_buffer[headers_buffer_len - 1] = '\n'; + } + + /* store the buffers. We will need it for further inspection */ + det_ctx->hhd_buffers[index] = headers_buffer; + det_ctx->hhd_buffers_len[index] = headers_buffer_len; + + *buffer_len = (uint32_t)headers_buffer_len; + end: + return headers_buffer; +} + +int DetectEngineRunHttpHeaderMpm(DetectEngineThreadCtx *det_ctx, Flow *f, + HtpState *htp_state, uint8_t flags, + void *tx, uint64_t idx) +{ + uint32_t cnt = 0; + uint32_t buffer_len = 0; + uint8_t *buffer = DetectEngineHHDGetBufferForTX(tx, idx, + NULL, det_ctx, + f, htp_state, + flags, + &buffer_len); + if (buffer_len == 0) + goto end; + + cnt = HttpHeaderPatternSearch(det_ctx, buffer, buffer_len, flags); + + end: + return cnt; +} + +int DetectEngineInspectHttpHeader(ThreadVars *tv, + DetectEngineCtx *de_ctx, + DetectEngineThreadCtx *det_ctx, + Signature *s, Flow *f, uint8_t flags, + void *alstate, + void *tx, uint64_t tx_id) +{ + HtpState *htp_state = (HtpState *)alstate; + uint32_t buffer_len = 0; + uint8_t *buffer = DetectEngineHHDGetBufferForTX(tx, tx_id, + de_ctx, det_ctx, + f, htp_state, + flags, + &buffer_len); + if (buffer_len == 0) + goto end; + + det_ctx->buffer_offset = 0; + det_ctx->discontinue_matching = 0; + det_ctx->inspection_recursion_counter = 0; + int r = DetectEngineContentInspection(de_ctx, det_ctx, s, s->sm_lists[DETECT_SM_LIST_HHDMATCH], + f, + buffer, + buffer_len, + 0, + DETECT_ENGINE_CONTENT_INSPECTION_MODE_HHD, NULL); + if (r == 1) + return DETECT_ENGINE_INSPECT_SIG_MATCH; + + end: + if (flags & STREAM_TOSERVER) { + if (AppLayerParserGetStateProgress(IPPROTO_TCP, ALPROTO_HTTP, tx, flags) > HTP_REQUEST_HEADERS) + return DETECT_ENGINE_INSPECT_SIG_CANT_MATCH; + } else { + if (AppLayerParserGetStateProgress(IPPROTO_TCP, ALPROTO_HTTP, tx, flags) > HTP_RESPONSE_HEADERS) + return DETECT_ENGINE_INSPECT_SIG_CANT_MATCH; + } + return DETECT_ENGINE_INSPECT_SIG_NO_MATCH; +} + +void DetectEngineCleanHHDBuffers(DetectEngineThreadCtx *det_ctx) +{ + if (det_ctx->hhd_buffers_list_len != 0) { + int i; + for (i = 0; i < det_ctx->hhd_buffers_list_len; i++) { + det_ctx->hhd_buffers_len[i] = 0; + } + det_ctx->hhd_buffers_list_len = 0; + } + det_ctx->hhd_start_tx_id = 0; + + return; +} + +/***********************************Unittests**********************************/ + +#ifdef UNITTESTS + +/** + *\test Test that the http_header content matches against a http request + * which holds the content. + */ +static int DetectEngineHttpHeaderTest01(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" + "Host: www.onetwothreefourfivesixseven.org\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 header test\"; " + "content:\"one\"; http_header; " + "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_header content matches against a http request + * which holds the content. + */ +static int DetectEngineHttpHeaderTest02(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" + "Host: www.onetwothreefourfivesixseven.org\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 header test\"; " + "content:\"one\"; depth:15; http_header; " + "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_header content matches against a http request + * which holds the content. + */ +static int DetectEngineHttpHeaderTest03(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" + "Host: www.onetwothreefourfivesixseven.org\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 header test\"; " + "content:!\"one\"; depth:5; http_header; " + "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_header content matches against a http request + * which holds the content. + */ +static int DetectEngineHttpHeaderTest04(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" + "Host: www.onetwothreefourfivesixseven.org\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 header test\"; " + "content:\"one\"; depth:5; http_header; " + "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 Test that the http_header content matches against a http request + * which holds the content. + */ +static int DetectEngineHttpHeaderTest05(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" + "Host: www.onetwothreefourfivesixseven.org\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 header test\"; " + "content:!\"one\"; depth:15; http_header; " + "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 Test that the http_header content matches against a http request + * which holds the content. + */ +static int DetectEngineHttpHeaderTest06(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" + "Host: www.onetwothreefourfivesixseven.org\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 header test\"; " + "content:\"one\"; offset:10; http_header; " + "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_header content matches against a http request + * which holds the content. + */ +static int DetectEngineHttpHeaderTest07(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" + "Host: www.onetwothreefourfivesixseven.org\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 header test\"; " + "content:!\"one\"; offset:15; http_header; " + "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_header content matches against a http request + * which holds the content. + */ +static int DetectEngineHttpHeaderTest08(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" + "Host: www.onetwothreefourfivesixseven.org\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 header test\"; " + "content:\"one\"; offset:15; http_header; " + "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 Test that the http_header content matches against a http request + * which holds the content. + */ +static int DetectEngineHttpHeaderTest09(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" + "Host: www.onetwothreefourfivesixseven.org\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 header test\"; " + "content:!\"one\"; offset:10; http_header; " + "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 Test that the http_header content matches against a http request + * which holds the content. + */ +static int DetectEngineHttpHeaderTest10(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" + "Host: www.onetwothreefourfivesixseven.org\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 header test\"; " + "content:\"one\"; http_header; content:\"three\"; http_header; within:10; " + "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_header content matches against a http request + * which holds the content. + */ +static int DetectEngineHttpHeaderTest11(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" + "Host: www.onetwothreefourfivesixseven.org\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 header test\"; " + "content:\"one\"; http_header; content:!\"three\"; http_header; within:5; " + "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_header content matches against a http request + * which holds the content. + */ +static int DetectEngineHttpHeaderTest12(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" + "Host: www.onetwothreefourfivesixseven.org\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 header test\"; " + "content:\"one\"; http_header; content:!\"three\"; http_header; within:10; " + "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 Test that the http_header content matches against a http request + * which holds the content. + */ +static int DetectEngineHttpHeaderTest13(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" + "Host: www.onetwothreefourfivesixseven.org\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 header test\"; " + "content:\"one\"; http_header; content:\"three\"; http_header; within:5; " + "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 Test that the http_header content matches against a http request + * which holds the content. + */ +static int DetectEngineHttpHeaderTest14(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" + "Host: www.onetwothreefourfivesixseven.org\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 header test\"; " + "content:\"one\"; http_header; content:\"five\"; http_header; distance:7; " + "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_header content matches against a http request + * which holds the content. + */ +static int DetectEngineHttpHeaderTest15(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" + "Host: www.onetwothreefourfivesixseven.org\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 header test\"; " + "content:\"one\"; http_header; content:!\"five\"; http_header; distance:15; " + "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_header content matches against a http request + * which holds the content. + */ +static int DetectEngineHttpHeaderTest16(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" + "Host: www.onetwothreefourfivesixseven.org\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 header test\"; " + "content:\"one\"; http_header; content:!\"five\"; http_header; distance:7; " + "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 Test that the http_header content matches against a http request + * which holds the content. + */ +static int DetectEngineHttpHeaderTest17(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" + "Host: www.onetwothreefourfivesixseven.org\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 header test\"; " + "content:\"one\"; http_header; content:\"five\"; http_header; distance:15; " + "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 Test that the http_header content matches against a http request + * which holds the content. + */ +static int DetectEngineHttpHeaderTest18(void) +{ + TcpSession ssn; + Packet *p = NULL; + ThreadVars th_v; + DetectEngineCtx *de_ctx = NULL; + DetectEngineThreadCtx *det_ctx = NULL; + Flow f; + uint8_t http_buf[] = + "Host: www.onetwothreefourfivesixsevenfive.org\r\n\r\n"; + uint32_t http_len = sizeof(http_buf) - 1; + int result = 0; + + 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 header test\"; " + "content:\"one\"; http_header; content:\"five\"; http_header; " + "sid:1;)"); + if (de_ctx->sig_list == NULL) + goto end; + + SigGroupBuild(de_ctx); + DetectEngineThreadCtxInit(&th_v, (void *)de_ctx, (void *)&det_ctx); + + /* start the search phase */ + det_ctx->sgh = SigMatchSignaturesGetSgh(de_ctx, det_ctx, p); + uint32_t r = HttpHeaderPatternSearch(det_ctx, http_buf, http_len, STREAM_TOSERVER); + if (r != 2) { + printf("expected result 2, got %"PRIu32": ", r); + goto end; + } + + result = 1; + +end: + 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_header content matches against a http request + * which holds the content. + */ +static int DetectEngineHttpHeaderTest19(void) +{ + TcpSession ssn; + Packet *p = NULL; + ThreadVars th_v; + DetectEngineCtx *de_ctx = NULL; + DetectEngineThreadCtx *det_ctx = NULL; + Flow f; + uint8_t http_buf[] = + "Host: www.onetwothreefourfivesixsevenfive.org\r\n\r\n"; + uint32_t http_len = sizeof(http_buf) - 1; + int result = 0; + + 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 header test\"; " + "content:\"one\"; http_header; fast_pattern; content:\"five\"; http_header; " + "sid:1;)"); + if (de_ctx->sig_list == NULL) + goto end; + + SigGroupBuild(de_ctx); + DetectEngineThreadCtxInit(&th_v, (void *)de_ctx, (void *)&det_ctx); + + /* start the search phase */ + det_ctx->sgh = SigMatchSignaturesGetSgh(de_ctx, det_ctx, p); + uint32_t r = HttpHeaderPatternSearch(det_ctx, http_buf, http_len, STREAM_TOSERVER); + if (r != 1) { + printf("expected result 1, got %"PRIu32": ", r); + goto end; + } + + result = 1; + +end: + 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; +} + +static int DetectEngineHttpHeaderTest20(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" + "Host: This_is_dummy_body1"; + uint8_t http2_buf[] = + "This_is_dummy_message_body2\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 client body test\"; " + "pcre:/body1/H; " + "content:!\"dummy\"; http_header; within:7; " + "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 matched but shouldn't 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 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(&p1, 1); + UTHFreePackets(&p2, 1); + return result; +} + +static int DetectEngineHttpHeaderTest21(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" + "Host: This_is_dummy_body1"; + uint8_t http2_buf[] = + "This_is_dummy_message_body2\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 client body test\"; " + "pcre:/body1/H; " + "content:!\"dummy\"; within:7; http_header; " + "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 matched but shouldn't 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 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(&p1, 1); + UTHFreePackets(&p2, 1); + return result; +} + +static int DetectEngineHttpHeaderTest22(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" + "Host: This_is_dummy_body1"; + uint8_t http2_buf[] = + "This_is_dummy_message_body2\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 client body test\"; " + "pcre:/body1/H; " + "content:!\"dummy\"; distance:3; http_header; " + "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 matched but shouldn't 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 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(&p1, 1); + UTHFreePackets(&p2, 1); + return result; +} + +static int DetectEngineHttpHeaderTest23(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" + "Host: This_is_dummy_body1"; + uint8_t http2_buf[] = + "This_is_dummy_message_body2\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 client body test\"; " + "pcre:/body1/H; " + "content:!\"dummy\"; distance:13; http_header; " + "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 matched but shouldn't 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; +} + +static int DetectEngineHttpHeaderTest24(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" + "Host: This_is_dummy_body1"; + uint8_t http2_buf[] = + "This_is_dummy_message_body2\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 client body test\"; " + "pcre:/body1/H; " + "content:\"dummy\"; within:15; http_header; " + "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 matched but shouldn't 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; +} + +static int DetectEngineHttpHeaderTest25(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" + "Host: This_is_dummy_body1"; + uint8_t http2_buf[] = + "This_is_dummy_message_body2\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 client body test\"; " + "pcre:/body1/H; " + "content:\"dummy\"; within:10; http_header; " + "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 matched but shouldn't 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 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(&p1, 1); + UTHFreePackets(&p2, 1); + return result; +} + +static int DetectEngineHttpHeaderTest26(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" + "Host: This_is_dummy_body1"; + uint8_t http2_buf[] = + "This_is_dummy_message_body2\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 client body test\"; " + "pcre:/body1/H; " + "content:\"dummy\"; distance:8; http_header; " + "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 matched but shouldn't 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; +} + +static int DetectEngineHttpHeaderTest27(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" + "Host: This_is_dummy_body1"; + uint8_t http2_buf[] = + "This_is_dummy_message_body2\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 client body test\"; " + "pcre:/body1/H; " + "content:\"dummy\"; distance:14; http_header; " + "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 matched but shouldn't 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 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(&p1, 1); + UTHFreePackets(&p2, 1); + return result; +} + +static int DetectEngineHttpHeaderTest28(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 http_buf1[] = + "GET /index.html HTTP/1.0\r\n" + "Host: www.openinfosecfoundation.org\r\n" + "User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.1.7) Gecko/20091221 Firefox/3.5.7\r\n" + "\r\n"; + uint32_t http_buf1_len = sizeof(http_buf1) - 1; + uint8_t http_buf2[] = + "HTTP/1.0 200 ok\r\n" + "Content-Type: text/html\r\n" + "Content-Length: 6\r\n" + "\r\n" + "abcdef"; + uint32_t http_buf2_len = sizeof(http_buf2) - 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_TOCLIENT; + 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 header test\"; " + "content:\"Content-Length: 6\"; http_header; " + "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_buf1, + http_buf1_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 matched but shouldn't have\n"); + goto end; + } + + SCMutexLock(&f.m); + r = AppLayerParserParse(alp_tctx, &f, ALPROTO_HTTP, STREAM_TOCLIENT, http_buf2, http_buf2_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; +} + +static int DetectEngineHttpHeaderTest29(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 http_buf1[] = + "GET /index.html HTTP/1.0\r\n" + "Host: www.openinfosecfoundation.org\r\n" + "User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.1.7) Gecko/20091221 Firefox/3.5.7\r\n" + "\r\n"; + uint32_t http_buf1_len = sizeof(http_buf1) - 1; + uint8_t http_buf2[] = + "HTTP/1.0 200 ok\r\n" + "Content-Type: text/html\r\n" + "Content-Length: 6\r\n" + "\r\n" + "abcdef"; + uint32_t http_buf2_len = sizeof(http_buf2) - 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_TOCLIENT; + 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 header test\"; " + "content:\"Content-Length: 7\"; http_header; " + "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_buf1, + http_buf1_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 matched but shouldn't have\n"); + goto end; + } + + SCMutexLock(&f.m); + r = AppLayerParserParse(alp_tctx, &f, ALPROTO_HTTP, STREAM_TOCLIENT, http_buf2, http_buf2_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 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(&p1, 1); + UTHFreePackets(&p2, 1); + return result; +} + +#if 0 + +static int DetectEngineHttpHeaderTest30(void) +{ + int result = 0; + DetectEngineCtx *de_ctx = DetectEngineCtxInit(); + + if (de_ctx == NULL) { + goto end; + } + + de_ctx->sig_list = SigInit(de_ctx, "alert http any any -> any any " + "(msg:\"http header test\"; " + "content:\"Content-Length: 6\"; http_header; " + "content:\"User-Agent: Mozilla\"; http_header; " + "sid:1;)"); + if (de_ctx->sig_list != NULL) { + goto end; + } + + result = 1; + + end: + if (de_ctx != NULL) + SigCleanSignatures(de_ctx); + if (de_ctx != NULL) + DetectEngineCtxFree(de_ctx); + return result; +} + +#endif /* #if 0 */ + +static int DetectEngineHttpHeaderTest30(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 http_buf1[] = + "GET /index.html HTTP/1.0\r\n" + "Host: www.openinfosecfoundation.org\r\n" + "User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.1.7) Gecko/20091221 Firefox/3.5.7\r\n" + "\r\n"; + uint32_t http_buf1_len = sizeof(http_buf1) - 1; + uint8_t http_buf2[] = + "HTTP/1.0 200 ok\r\n" + "Set-Cookie: dummycookieset\r\n" + "Content-Type: text/html\r\n" + "Content-Length: 6\r\n" + "\r\n" + "abcdef"; + uint32_t http_buf2_len = sizeof(http_buf2) - 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_TOCLIENT; + 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 header test\"; " + "content:\"dummycookieset\"; http_header; " + "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_buf1, + http_buf1_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 matched but shouldn't have\n"); + goto end; + } + + SCMutexLock(&f.m); + r = AppLayerParserParse(alp_tctx, &f, ALPROTO_HTTP, STREAM_TOCLIENT, http_buf2, http_buf2_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 matched but shouldn't 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(&p1, 1); + UTHFreePackets(&p2, 1); + return result; +} + +/** \test reassembly bug where headers with names of length 6 were + * skipped + */ +static int DetectEngineHttpHeaderTest31(void) +{ + TcpSession ssn; + Packet *p1 = 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" + "Accept: blah\r\n" + "Cookie: blah\r\n" + "Crazy6: blah\r\n" + "SixZix: blah\r\n\r\n"; + uint32_t http1_len = sizeof(http1_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); + + 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; + 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 " + "(content:\"Accept|3a|\"; http_header; " + "content:!\"Cookie|3a|\"; http_header; " + "content:\"Crazy6|3a|\"; http_header; " + "content:\"SixZix|3a|\"; http_header; " + "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: "); + 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); + return result; +} + +/** + * \test Trailing headers. + */ +static int DetectEngineHttpHeaderTest32(void) +{ + TcpSession ssn; + Packet *p1 = 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" + "host: boom\r\n" + "Transfer-Encoding: chunked\r\n" + "\r\n" + "13\r\n" + "This is dummy body1\r\n" + "0\r\n" + "Dummy-Header: kaboom\r\n" + "\r\n"; + uint32_t http1_len = sizeof(http1_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); + + 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; + 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 " + "(content:\"Dummy\"; http_header; " + "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: "); + 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); + return result; +} + +/** + * \test Trailing headers. + */ +static int DetectEngineHttpHeaderTest33(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" + "host: boom\r\n" + "Transfer-Encoding: chunked\r\n" + "\r\n" + "13\r\n" + "This is dummy body1\r\n" + "0\r\n"; + uint8_t http2_buf[] = + "Dummy-Header: kaboom\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 " + "(content:\"Dummy\"; http_header; " + "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 matched but shouldn't 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\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(&p1, 1); + UTHFreePackets(&p2, 1); + return result; +} + +#endif /* UNITTESTS */ + +void DetectEngineHttpHeaderRegisterTests(void) +{ + +#ifdef UNITTESTS + UtRegisterTest("DetectEngineHttpHeaderTest01", + DetectEngineHttpHeaderTest01, 1); + UtRegisterTest("DetectEngineHttpHeaderTest02", + DetectEngineHttpHeaderTest02, 1); + UtRegisterTest("DetectEngineHttpHeaderTest03", + DetectEngineHttpHeaderTest03, 1); + UtRegisterTest("DetectEngineHttpHeaderTest04", + DetectEngineHttpHeaderTest04, 1); + UtRegisterTest("DetectEngineHttpHeaderTest05", + DetectEngineHttpHeaderTest05, 1); + UtRegisterTest("DetectEngineHttpHeaderTest06", + DetectEngineHttpHeaderTest06, 1); + UtRegisterTest("DetectEngineHttpHeaderTest07", + DetectEngineHttpHeaderTest07, 1); + UtRegisterTest("DetectEngineHttpHeaderTest08", + DetectEngineHttpHeaderTest08, 1); + UtRegisterTest("DetectEngineHttpHeaderTest09", + DetectEngineHttpHeaderTest09, 1); + UtRegisterTest("DetectEngineHttpHeaderTest10", + DetectEngineHttpHeaderTest10, 1); + UtRegisterTest("DetectEngineHttpHeaderTest11", + DetectEngineHttpHeaderTest11, 1); + UtRegisterTest("DetectEngineHttpHeaderTest12", + DetectEngineHttpHeaderTest12, 1); + UtRegisterTest("DetectEngineHttpHeaderTest13", + DetectEngineHttpHeaderTest13, 1); + UtRegisterTest("DetectEngineHttpHeaderTest14", + DetectEngineHttpHeaderTest14, 1); + UtRegisterTest("DetectEngineHttpHeaderTest15", + DetectEngineHttpHeaderTest15, 1); + UtRegisterTest("DetectEngineHttpHeaderTest16", + DetectEngineHttpHeaderTest16, 1); + UtRegisterTest("DetectEngineHttpHeaderTest17", + DetectEngineHttpHeaderTest17, 1); + UtRegisterTest("DetectEngineHttpHeaderTest18", + DetectEngineHttpHeaderTest18, 1); + UtRegisterTest("DetectEngineHttpHeaderTest19", + DetectEngineHttpHeaderTest19, 1); + UtRegisterTest("DetectEngineHttpHeaderTest20", + DetectEngineHttpHeaderTest20, 1); + UtRegisterTest("DetectEngineHttpHeaderTest21", + DetectEngineHttpHeaderTest21, 1); + UtRegisterTest("DetectEngineHttpHeaderTest22", + DetectEngineHttpHeaderTest22, 1); + UtRegisterTest("DetectEngineHttpHeaderTest23", + DetectEngineHttpHeaderTest23, 1); + UtRegisterTest("DetectEngineHttpHeaderTest24", + DetectEngineHttpHeaderTest24, 1); + UtRegisterTest("DetectEngineHttpHeaderTest25", + DetectEngineHttpHeaderTest25, 1); + UtRegisterTest("DetectEngineHttpHeaderTest26", + DetectEngineHttpHeaderTest26, 1); + UtRegisterTest("DetectEngineHttpHeaderTest27", + DetectEngineHttpHeaderTest27, 1); + UtRegisterTest("DetectEngineHttpHeaderTest28", + DetectEngineHttpHeaderTest28, 1); + UtRegisterTest("DetectEngineHttpHeaderTest29", + DetectEngineHttpHeaderTest29, 1); + UtRegisterTest("DetectEngineHttpHeaderTest30", + DetectEngineHttpHeaderTest30, 1); + UtRegisterTest("DetectEngineHttpHeaderTest31", + DetectEngineHttpHeaderTest31, 1); +#if 0 + UtRegisterTest("DetectEngineHttpHeaderTest30", + DetectEngineHttpHeaderTest30, 1); +#endif + UtRegisterTest("DetectEngineHttpHeaderTest32", + DetectEngineHttpHeaderTest32, 1); + UtRegisterTest("DetectEngineHttpHeaderTest33", + DetectEngineHttpHeaderTest33, 1); + +#endif /* UNITTESTS */ + + return; +} +/** + * @} + */ |