From 19d701ddf07d855128ded0cf2b573ce468e3bdd6 Mon Sep 17 00:00:00 2001 From: Ashlee Young Date: Wed, 20 Jan 2016 01:10:01 +0000 Subject: Removing Suricata and Audit from source repo, and updated build.sh to avoid building suricata. Will re-address this in C release via tar balls. Change-Id: I3710076f8b7f3313cb3cb5260c4eb0a6834d4f6e Signed-off-by: Ashlee Young --- framework/src/suricata/src/detect-ssl-state.c | 913 -------------------------- 1 file changed, 913 deletions(-) delete mode 100644 framework/src/suricata/src/detect-ssl-state.c (limited to 'framework/src/suricata/src/detect-ssl-state.c') diff --git a/framework/src/suricata/src/detect-ssl-state.c b/framework/src/suricata/src/detect-ssl-state.c deleted file mode 100644 index fa296631..00000000 --- a/framework/src/suricata/src/detect-ssl-state.c +++ /dev/null @@ -1,913 +0,0 @@ -/* Copyright (C) 2007-2010 Open Information Security Foundation - * - * You can copy, redistribute or modify this Program under the terms of - * the GNU General Public License version 2 as published by the Free - * Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * version 2 along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA - * 02110-1301, USA. - */ - -/** - * \file - * - * \author Anoop Saldanha - * - * Implements support for ssl_state keyword. - */ - -#include "suricata-common.h" -#include "threads.h" -#include "debug.h" -#include "decode.h" - -#include "detect.h" -#include "detect-parse.h" - -#include "detect-engine.h" -#include "detect-engine-mpm.h" -#include "detect-engine-state.h" - -#include "flow.h" -#include "flow-var.h" -#include "flow-util.h" - -#include "util-debug.h" -#include "util-unittest.h" -#include "util-unittest-helper.h" - -#include "app-layer.h" -#include "app-layer-parser.h" - -#include "detect-ssl-state.h" - -#include "stream-tcp.h" -#include "app-layer-ssl.h" - -#define PARSE_REGEX1 "^\\s*([_a-zA-Z0-9]+)(.*)$" -static pcre *parse_regex1; -static pcre_extra *parse_regex1_study; - -#define PARSE_REGEX2 "^(?:\\s*[|]\\s*([_a-zA-Z0-9]+))(.*)$" -static pcre *parse_regex2; -static pcre_extra *parse_regex2_study; - -int DetectSslStateMatch(ThreadVars *, DetectEngineThreadCtx *, Flow *, - uint8_t, void *, Signature *, SigMatch *); -int DetectSslStateSetup(DetectEngineCtx *, Signature *, char *); -void DetectSslStateRegisterTests(void); -void DetectSslStateFree(void *); - -/** - * \brief Registers the keyword handlers for the "ssl_state" keyword. - */ -void DetectSslStateRegister(void) -{ - sigmatch_table[DETECT_AL_SSL_STATE].name = "ssl_state"; - sigmatch_table[DETECT_AL_SSL_STATE].Match = NULL; - sigmatch_table[DETECT_AL_SSL_STATE].AppLayerMatch = DetectSslStateMatch; - sigmatch_table[DETECT_AL_SSL_STATE].alproto = ALPROTO_TLS; - sigmatch_table[DETECT_AL_SSL_STATE].Setup = DetectSslStateSetup; - sigmatch_table[DETECT_AL_SSL_STATE].Free = DetectSslStateFree; - sigmatch_table[DETECT_AL_SSL_STATE].RegisterTests = DetectSslStateRegisterTests; - - const char *eb; - int eo; - int opts = 0; - - SCLogDebug("registering ssl_state rule option"); - - /* PARSE_REGEX1 */ - parse_regex1 = pcre_compile(PARSE_REGEX1, opts, &eb, &eo, NULL); - if (parse_regex1 == NULL) { - SCLogError(SC_ERR_PCRE_COMPILE, "Compile of \"%s\" failed at offset %" PRId32 ": %s", - PARSE_REGEX1, eo, eb); - goto error; - } - - parse_regex1_study = pcre_study(parse_regex1, 0, &eb); - if (eb != NULL) { - SCLogError(SC_ERR_PCRE_STUDY, "pcre study failed: %s", eb); - goto error; - } - - /* PARSE_REGEX2 */ - parse_regex2 = pcre_compile(PARSE_REGEX2, opts, &eb, &eo, NULL); - if (parse_regex2 == NULL) { - SCLogError(SC_ERR_PCRE_COMPILE, "Compile of \"%s\" failed at offset %" PRId32 ": %s", - PARSE_REGEX2, eo, eb); - goto error; - } - - parse_regex2_study = pcre_study(parse_regex2, 0, &eb); - if (eb != NULL) { - SCLogError(SC_ERR_PCRE_STUDY, "pcre study failed: %s", eb); - goto error; - } - -error: - return; -} - -/** - * \brief App layer match function ssl_state keyword. - * - * \param tv Pointer to threadvars. - * \param det_ctx Pointer to the thread's detection context. - * \param f Pointer to the flow. - * \param flags Flags. - * \param state App layer state. - * \param s Sig we are currently inspecting. - * \param m SigMatch we are currently inspecting. - * - * \retval 1 Match. - * \retval 0 No match. - */ -int DetectSslStateMatch(ThreadVars *t, DetectEngineThreadCtx *det_ctx, - Flow *f, uint8_t flags, void *alstate, Signature *s, - SigMatch *m) -{ - int result = 1; - DetectSslStateData *ssd = (DetectSslStateData *)m->ctx; - SSLState *ssl_state = (SSLState *)alstate; - if (ssl_state == NULL) { - SCLogDebug("no app state, no match"); - return 0; - } - - if ((ssd->flags & SSL_AL_FLAG_STATE_CLIENT_HELLO) && - !(ssl_state->flags & SSL_AL_FLAG_STATE_CLIENT_HELLO)) { - result = 0; - goto end; - } - if ((ssd->flags & SSL_AL_FLAG_STATE_SERVER_HELLO) && - !(ssl_state->flags & SSL_AL_FLAG_STATE_SERVER_HELLO)) { - result = 0; - goto end; - } - if ((ssd->flags & SSL_AL_FLAG_STATE_CLIENT_KEYX) && - !(ssl_state->flags & SSL_AL_FLAG_STATE_CLIENT_KEYX)) { - result = 0; - goto end; - } - if ((ssd->flags & SSL_AL_FLAG_STATE_SERVER_KEYX) && - !(ssl_state->flags & SSL_AL_FLAG_STATE_SERVER_KEYX)) { - result = 0; - goto end; - } - - end: - return result; -} - -/** - * \brief Parse the arg supplied with ssl_state and return it in a - * DetectSslStateData instance. - * - * \param arg Pointer to the string to be parsed. - * - * \retval ssd Pointer to DetectSslStateData on succese. - * \retval NULL On failure. - */ -DetectSslStateData *DetectSslStateParse(char *arg) -{ -#define MAX_SUBSTRINGS 30 - int ret = 0, res = 0; - int ov1[MAX_SUBSTRINGS]; - int ov2[MAX_SUBSTRINGS]; - const char *str1; - const char *str2; - uint32_t flags = 0; - DetectSslStateData *ssd = NULL; - - ret = pcre_exec(parse_regex1, parse_regex1_study, arg, strlen(arg), 0, 0, - ov1, MAX_SUBSTRINGS); - if (ret < 1) { - SCLogError(SC_ERR_INVALID_SIGNATURE, "Invalid arg \"%s\" supplied to " - "ssl_state keyword.", arg); - goto error; - } - res = pcre_get_substring((char *)arg, ov1, MAX_SUBSTRINGS, 1, &str1); - if (res < 0) { - SCLogError(SC_ERR_PCRE_GET_SUBSTRING, "pcre_get_substring failed"); - goto error; - } - - if (strcmp("client_hello", str1) == 0) { - flags |= DETECT_SSL_STATE_CLIENT_HELLO; - } else if (strcmp("server_hello", str1) == 0) { - flags |= DETECT_SSL_STATE_SERVER_HELLO; - } else if (strcmp("client_keyx", str1) == 0) { - flags |= DETECT_SSL_STATE_CLIENT_KEYX; - } else if (strcmp("server_keyx", str1) == 0) { - flags |= DETECT_SSL_STATE_SERVER_KEYX; - } else if (strcmp("unknown", str1) == 0) { - flags |= DETECT_SSL_STATE_UNKNOWN; - } else { - SCLogError(SC_ERR_INVALID_SIGNATURE, "Found invalid option \"%s\" " - "in ssl_state keyword.", str1); - goto error; - } - - pcre_free_substring(str1); - - res = pcre_get_substring((char *)arg, ov1, MAX_SUBSTRINGS, 2, &str1); - if (res < 0) { - SCLogError(SC_ERR_PCRE_GET_SUBSTRING, "pcre_get_substring failed"); - goto error; - } - while (res > 0) { - ret = pcre_exec(parse_regex2, parse_regex2_study, str1, strlen(str1), 0, 0, - ov2, MAX_SUBSTRINGS); - if (ret < 1) { - SCLogError(SC_ERR_INVALID_SIGNATURE, "Invalid arg \"%s\" supplied to " - "ssl_state keyword.", arg); - goto error; - } - res = pcre_get_substring((char *)str1, ov2, MAX_SUBSTRINGS, 1, &str2); - if (res <= 0) { - SCLogError(SC_ERR_PCRE_GET_SUBSTRING, "pcre_get_substring failed"); - goto error; - } - if (strcmp("client_hello", str2) == 0) { - flags |= DETECT_SSL_STATE_CLIENT_HELLO; - } else if (strcmp("server_hello", str2) == 0) { - flags |= DETECT_SSL_STATE_SERVER_HELLO; - } else if (strcmp("client_keyx", str2) == 0) { - flags |= DETECT_SSL_STATE_CLIENT_KEYX; - } else if (strcmp("server_keyx", str2) == 0) { - flags |= DETECT_SSL_STATE_SERVER_KEYX; - } else if (strcmp("unknown", str2) == 0) { - flags |= DETECT_SSL_STATE_UNKNOWN; - } else { - SCLogError(SC_ERR_INVALID_SIGNATURE, "Found invalid option \"%s\" " - "in ssl_state keyword.", str2); - goto error; - } - - res = pcre_get_substring((char *)str1, ov2, MAX_SUBSTRINGS, 2, &str2); - if (res < 0) { - SCLogError(SC_ERR_PCRE_GET_SUBSTRING, "pcre_get_substring failed"); - goto error; - } - - pcre_free_substring(str1); - str1 = str2; - } - - if ( (ssd = SCMalloc(sizeof(DetectSslStateData))) == NULL) { - goto error; - } - ssd->flags = flags; - - return ssd; - -error: - if (ssd != NULL) - DetectSslStateFree(ssd); - return NULL; -} - - /** - * \internal - * \brief Setup function for ssl_state keyword. - * - * \param de_ctx Pointer to the Detection Engine Context. - * \param s Pointer to the Current Signature - * \param arg String holding the arg. - * - * \retval 0 On success. - * \retval -1 On failure. - */ -int DetectSslStateSetup(DetectEngineCtx *de_ctx, Signature *s, char *arg) -{ - DetectSslStateData *ssd = NULL; - SigMatch *sm = NULL; - - ssd = DetectSslStateParse(arg); - if (ssd == NULL) - goto error; - - sm = SigMatchAlloc(); - if (sm == NULL) - goto error; - - sm->type = DETECT_AL_SSL_STATE; - sm->ctx = (SigMatchCtx*)ssd; - - if (s->alproto != ALPROTO_UNKNOWN && s->alproto != ALPROTO_TLS) { - SCLogError(SC_ERR_CONFLICTING_RULE_KEYWORDS, - "Rule contains conflicting keywords. Have non-tls alproto " - "set for a rule containing \"ssl_state\" keyword"); - goto error; - } - s->alproto = ALPROTO_TLS; - - SigMatchAppendSMToList(s, sm, DETECT_SM_LIST_AMATCH); - - return 0; - -error: - if (ssd != NULL) - DetectSslStateFree(ssd); - if (sm != NULL) - SCFree(sm); - return -1; -} - -/** - * \brief Free memory associated with DetectSslStateData. - * - * \param ptr pointer to the data to be freed. - */ -void DetectSslStateFree(void *ptr) -{ - if (ptr != NULL) - SCFree(ptr); - - return; -} - -/************************************Unittests*********************************/ - -#ifdef UNITTESTS - -int DetectSslStateTest01(void) -{ - DetectSslStateData *ssd = DetectSslStateParse("client_hello"); - if (ssd == NULL) { - printf("ssd == NULL\n"); - return 0; - } - if (ssd->flags == DETECT_SSL_STATE_CLIENT_HELLO) { - SCFree(ssd); - return 1; - } - - return 0; -} - -int DetectSslStateTest02(void) -{ - DetectSslStateData *ssd = DetectSslStateParse("server_hello | client_hello"); - if (ssd == NULL) { - printf("ssd == NULL\n"); - return 0; - } - if (ssd->flags == (DETECT_SSL_STATE_SERVER_HELLO | - DETECT_SSL_STATE_CLIENT_HELLO)) { - SCFree(ssd); - return 1; - } - - return 0; -} - -int DetectSslStateTest03(void) -{ - DetectSslStateData *ssd = DetectSslStateParse("server_hello | client_keyx | " - "client_hello"); - if (ssd == NULL) { - printf("ssd == NULL\n"); - return 0; - } - if (ssd->flags == (DETECT_SSL_STATE_SERVER_HELLO | - DETECT_SSL_STATE_CLIENT_KEYX | - DETECT_SSL_STATE_CLIENT_HELLO)) { - SCFree(ssd); - return 1; - } - - return 0; -} - -int DetectSslStateTest04(void) -{ - DetectSslStateData *ssd = DetectSslStateParse("server_hello | client_keyx | " - "client_hello | server_keyx | " - "unknown"); - if (ssd == NULL) { - printf("ssd == NULL\n"); - return 0; - } - if (ssd->flags == (DETECT_SSL_STATE_SERVER_HELLO | - DETECT_SSL_STATE_CLIENT_KEYX | - DETECT_SSL_STATE_CLIENT_HELLO | - DETECT_SSL_STATE_SERVER_KEYX | - DETECT_SSL_STATE_UNKNOWN)) { - SCFree(ssd); - return 1; - } - - return 0; -} - -int DetectSslStateTest05(void) -{ - DetectSslStateData *ssd = DetectSslStateParse("| server_hello | client_keyx | " - "client_hello | server_keyx | " - "unknown"); - - if (ssd != NULL) { - printf("ssd != NULL - failure\n"); - SCFree(ssd); - return 0; - } - - return 1; -} - -int DetectSslStateTest06(void) -{ - DetectSslStateData *ssd = DetectSslStateParse("server_hello | client_keyx | " - "client_hello | server_keyx | " - "unknown | "); - if (ssd != NULL) { - printf("ssd != NULL - failure\n"); - SCFree(ssd); - return 0; - } - - return 1; -} - -/** - * \test Test a valid dce_iface entry for a bind and bind_ack - */ -static int DetectSslStateTest07(void) -{ - uint8_t chello_buf[] = { - 0x80, 0x67, 0x01, 0x03, 0x00, 0x00, 0x4e, 0x00, - 0x00, 0x00, 0x10, 0x01, 0x00, 0x80, 0x03, 0x00, - 0x80, 0x07, 0x00, 0xc0, 0x06, 0x00, 0x40, 0x02, - 0x00, 0x80, 0x04, 0x00, 0x80, 0x00, 0x00, 0x39, - 0x00, 0x00, 0x38, 0x00, 0x00, 0x35, 0x00, 0x00, - 0x33, 0x00, 0x00, 0x32, 0x00, 0x00, 0x04, 0x00, - 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0x6d, 0x20, 0x73, 0x65, 0x72, 0x76, 0x65, 0x72, - 0x20, 0x63, 0x65, 0x72, 0x74, 0x69, 0x66, 0x69, - 0x63, 0x61, 0x74, 0x65, 0x30, 0x11, 0x06, 0x09, - 0x60, 0x86, 0x48, 0x01, 0x86, 0xf8, 0x42, 0x01, - 0x01, 0x04, 0x04, 0x03, 0x02, 0x06, 0x40, 0x30, - 0x0d, 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86, 0xf7, - 0x0d, 0x01, 0x01, 0x04, 0x05, 0x00, 0x03, 0x81, - 0x81, 0x00, 0xae, 0x79, 0x79, 0x22, 0x90, 0x75, - 0xfd, 0xa6, 0xd5, 0xc4, 0xb8, 0xc4, 0x99, 0x4e, - 0x1c, 0x05, 0x7c, 0x91, 0x59, 0xbe, 0x89, 0x0d, - 0x3d, 0xc6, 0x8c, 0xa3, 0xcf, 0xf6, 0xba, 0x23, - 0xdf, 0xb8, 0xae, 0x44, 0x68, 0x8a, 0x8f, 0xb9, - 0x8b, 0xcb, 0x12, 0xda, 0xe6, 0xa2, 0xca, 0xa5, - 0xa6, 0x55, 0xd9, 0xd2, 0xa1, 0xad, 0xba, 0x9b, - 0x2c, 0x44, 0x95, 0x1d, 0x4a, 0x90, 0x59, 0x7f, - 0x83, 0xae, 0x81, 0x5e, 0x3f, 0x92, 0xe0, 0x14, - 0x41, 0x82, 0x4e, 0x7f, 0x53, 0xfd, 0x10, 0x23, - 0xeb, 0x8a, 0xeb, 0xe9, 0x92, 0xea, 0x61, 0xf2, - 0x8e, 0x19, 0xa1, 0xd3, 0x49, 0xc0, 0x84, 0x34, - 0x1e, 0x2e, 0x6e, 0xf6, 0x98, 0xe2, 0x87, 0x53, - 0xd6, 0x55, 0xd9, 0x1a, 0x8a, 0x92, 0x5c, 0xad, - 0xdc, 0x1e, 0x1c, 0x30, 0xa7, 0x65, 0x9d, 0xc2, - 0x4f, 0x60, 0xd2, 0x6f, 0xdb, 0xe0, 0x9f, 0x9e, - 0xbc, 0x41, 0x16, 0x03, 0x00, 0x00, 0x04, 0x0e, - 0x00, 0x00, 0x00 - }; - uint32_t shello_buf_len = sizeof(shello_buf); - - uint8_t client_change_cipher_spec_buf[] = { - 0x16, 0x03, 0x00, 0x00, 0x84, 0x10, 0x00, 0x00, - 0x80, 0x65, 0x51, 0x2d, 0xa6, 0xd4, 0xa7, 0x38, - 0xdf, 0xac, 0x79, 0x1f, 0x0b, 0xd9, 0xb2, 0x61, - 0x7d, 0x73, 0x88, 0x32, 0xd9, 0xf2, 0x62, 0x3a, - 0x8b, 0x11, 0x04, 0x75, 0xca, 0x42, 0xff, 0x4e, - 0xd9, 0xcc, 0xb9, 0xfa, 0x86, 0xf3, 0x16, 0x2f, - 0x09, 0x73, 0x51, 0x66, 0xaa, 0x29, 0xcd, 0x80, - 0x61, 0x0f, 0xe8, 0x13, 0xce, 0x5b, 0x8e, 0x0a, - 0x23, 0xf8, 0x91, 0x5e, 0x5f, 0x54, 0x70, 0x80, - 0x8e, 0x7b, 0x28, 0xef, 0xb6, 0x69, 0xb2, 0x59, - 0x85, 0x74, 0x98, 0xe2, 0x7e, 0xd8, 0xcc, 0x76, - 0x80, 0xe1, 0xb6, 0x45, 0x4d, 0xc7, 0xcd, 0x84, - 0xce, 0xb4, 0x52, 0x79, 0x74, 0xcd, 0xe6, 0xd7, - 0xd1, 0x9c, 0xad, 0xef, 0x63, 0x6c, 0x0f, 0xf7, - 0x05, 0xe4, 0x4d, 0x1a, 0xd3, 0xcb, 0x9c, 0xd2, - 0x51, 0xb5, 0x61, 0xcb, 0xff, 0x7c, 0xee, 0xc7, - 0xbc, 0x5e, 0x15, 0xa3, 0xf2, 0x52, 0x0f, 0xbb, - 0x32, 0x14, 0x03, 0x00, 0x00, 0x01, 0x01, 0x16, - 0x03, 0x00, 0x00, 0x40, 0xa9, 0xd8, 0xd7, 0x35, - 0xbc, 0x39, 0x56, 0x98, 0xad, 0x87, 0x61, 0x2a, - 0xc4, 0x8f, 0xcc, 0x03, 0xcb, 0x93, 0x80, 0x81, - 0xb0, 0x4a, 0xc4, 0xd2, 0x09, 0x71, 0x3e, 0x90, - 0x3c, 0x8d, 0xe0, 0x95, 0x44, 0xfe, 0x56, 0xd1, - 0x7e, 0x88, 0xe2, 0x48, 0xfd, 0x76, 0x70, 0x76, - 0xe2, 0xcd, 0x06, 0xd0, 0xf3, 0x9d, 0x13, 0x79, - 0x67, 0x1e, 0x37, 0xf6, 0x98, 0xbe, 0x59, 0x18, - 0x4c, 0xfc, 0x75, 0x56 - }; - uint32_t client_change_cipher_spec_buf_len = - sizeof(client_change_cipher_spec_buf); - - uint8_t server_change_cipher_spec_buf[] = { - 0x14, 0x03, 0x00, 0x00, 0x01, 0x01, 0x16, 0x03, - 0x00, 0x00, 0x40, 0xce, 0x7c, 0x92, 0x43, 0x59, - 0xcc, 0x3d, 0x90, 0x91, 0x9c, 0x58, 0xf0, 0x7a, - 0xce, 0xae, 0x0d, 0x08, 0xe0, 0x76, 0xb4, 0x86, - 0xb1, 0x15, 0x5b, 0x32, 0xb8, 0x77, 0x53, 0xe7, - 0xa6, 0xf9, 0xd0, 0x95, 0x5f, 0xaa, 0x07, 0xc3, - 0x96, 0x7c, 0xc9, 0x88, 0xc2, 0x7a, 0x20, 0x89, - 0x4f, 0xeb, 0xeb, 0xb6, 0x19, 0xef, 0xaa, 0x27, - 0x73, 0x9d, 0xa6, 0xb4, 0x9f, 0xeb, 0x34, 0xe2, - 0x4d, 0x9f, 0x6b - }; - uint32_t server_change_cipher_spec_buf_len = - sizeof(server_change_cipher_spec_buf); - - uint8_t toserver_app_data_buf[] = { - 0x17, 0x03, 0x00, 0x01, 0xb0, 0x4a, 0xc3, 0x3e, - 0x9d, 0x77, 0x78, 0x01, 0x2c, 0xb4, 0xbc, 0x4c, - 0x9a, 0x84, 0xd7, 0xb9, 0x90, 0x0c, 0x21, 0x10, - 0xf0, 0xfa, 0x00, 0x7c, 0x16, 0xbb, 0x77, 0xfb, - 0x72, 0x42, 0x4f, 0xad, 0x50, 0x4a, 0xd0, 0xaa, - 0x6f, 0xaa, 0x44, 0x6c, 0x62, 0x94, 0x1b, 0xc5, - 0xfe, 0xe9, 0x1c, 0x5e, 0xde, 0x85, 0x0b, 0x0e, - 0x05, 0xe4, 0x18, 0x6e, 0xd2, 0xd3, 0xb5, 0x20, - 0xab, 0x81, 0xfd, 0x18, 0x9a, 0x73, 0xb8, 0xd7, - 0xef, 0xc3, 0xdd, 0x74, 0xd7, 0x9c, 0x1e, 0x6f, - 0x21, 0x6d, 0xf8, 0x24, 0xca, 0x3c, 0x70, 0x78, - 0x36, 0x12, 0x7a, 0x8a, 0x9c, 0xac, 0x4e, 0x1c, - 0xa8, 0xfb, 0x27, 0x30, 0xba, 0x9a, 0xf4, 0x2f, - 0x0a, 0xab, 0x80, 0x6a, 0xa1, 0x60, 0x74, 0xf0, - 0xe3, 0x91, 0x84, 0xe7, 0x90, 0x88, 0xcc, 0xf0, - 0x95, 0x7b, 0x0a, 0x22, 0xf2, 0xf9, 0x27, 0xe0, - 0xdd, 0x38, 0x0c, 0xfd, 0xe9, 0x03, 0x71, 0xdc, - 0x70, 0xa4, 0x6e, 0xdf, 0xe3, 0x72, 0x9e, 0xa1, - 0xf0, 0xc9, 0x00, 0xd6, 0x03, 0x55, 0x6a, 0x67, - 0x5d, 0x9c, 0xb8, 0x75, 0x01, 0xb0, 0x01, 0x9f, - 0xe6, 0xd2, 0x44, 0x18, 0xbc, 0xca, 0x7a, 0x10, - 0x39, 0xa6, 0xcf, 0x15, 0xc7, 0xf5, 0x35, 0xd4, - 0xb3, 0x6d, 0x91, 0x23, 0x84, 0x99, 0xba, 0xb0, - 0x7e, 0xd0, 0xc9, 0x4c, 0xbf, 0x3f, 0x33, 0x68, - 0x37, 0xb7, 0x7d, 0x44, 0xb0, 0x0b, 0x2c, 0x0f, - 0xd0, 0x75, 0xa2, 0x6b, 0x5b, 0xe1, 0x9f, 0xd4, - 0x69, 0x9a, 0x14, 0xc8, 0x29, 0xb7, 0xd9, 0x10, - 0xbb, 0x99, 0x30, 0x9a, 0xfb, 0xcc, 0x13, 0x1f, - 0x76, 0x4e, 0xe6, 0xdf, 0x14, 0xaa, 0xd5, 0x60, - 0xbf, 0x91, 0x49, 0x0d, 0x64, 0x42, 0x29, 0xa8, - 0x64, 0x27, 0xd4, 0x5e, 0x1b, 0x18, 0x03, 0xa8, - 0x73, 0xd6, 0x05, 0x6e, 0xf7, 0x50, 0xb0, 0x09, - 0x6b, 0x69, 0x7a, 0x12, 0x28, 0x58, 0xef, 0x5a, - 0x86, 0x11, 0xde, 0x71, 0x71, 0x9f, 0xca, 0xbd, - 0x79, 0x2a, 0xc2, 0xe5, 0x9b, 0x5e, 0x32, 0xe7, - 0xcb, 0x97, 0x6e, 0xa0, 0xea, 0xa4, 0xa4, 0x6a, - 0x32, 0xf9, 0x37, 0x39, 0xd8, 0x37, 0x6d, 0x63, - 0xf3, 0x08, 0x1c, 0xdd, 0x06, 0xdd, 0x2c, 0x2b, - 0x9f, 0x04, 0x88, 0x5f, 0x36, 0x42, 0xc1, 0xb1, - 0xc7, 0xe8, 0x2d, 0x5d, 0xa4, 0x6c, 0xe5, 0x60, - 0x94, 0xae, 0xd0, 0x90, 0x1e, 0x88, 0xa0, 0x87, - 0x52, 0xfb, 0xed, 0x97, 0xa5, 0x25, 0x5a, 0xb7, - 0x55, 0xc5, 0x13, 0x07, 0x85, 0x27, 0x40, 0xed, - 0xb8, 0xa0, 0x26, 0x13, 0x44, 0x0c, 0xfc, 0xcc, - 0x5a, 0x09, 0xe5, 0x44, 0xb5, 0x63, 0xa1, 0x43, - 0x51, 0x23, 0x4f, 0x17, 0x21, 0x89, 0x2e, 0x58, - 0xfd, 0xf9, 0x63, 0x74, 0x04, 0x70, 0x1e, 0x7d, - 0xd0, 0x66, 0xba, 0x40, 0x5e, 0x45, 0xdc, 0x39, - 0x7c, 0x53, 0x0f, 0xa8, 0x38, 0xb2, 0x13, 0x99, - 0x27, 0xd9, 0x4a, 0x51, 0xe9, 0x9f, 0x2a, 0x92, - 0xbb, 0x9c, 0x90, 0xab, 0xfd, 0xf1, 0xb7, 0x40, - 0x05, 0xa9, 0x7a, 0x20, 0x63, 0x36, 0xc1, 0xef, - 0xb9, 0xad, 0xa2, 0xe0, 0x1d, 0x20, 0x4f, 0xb2, - 0x34, 0xbd, 0xea, 0x07, 0xac, 0x21, 0xce, 0xf6, - 0x8a, 0xa2, 0x9e, 0xcd, 0xfa - }; - uint32_t toserver_app_data_buf_len = sizeof(toserver_app_data_buf); - - int result = 0; - Signature *s = NULL; - ThreadVars th_v; - Packet *p = NULL; - Flow f; - TcpSession ssn; - DetectEngineThreadCtx *det_ctx = NULL; - DetectEngineCtx *de_ctx = NULL; - SSLState *ssl_state = NULL; - int r = 0; - AppLayerParserThreadCtx *alp_tctx = AppLayerParserThreadCtxAlloc(); - - memset(&th_v, 0, sizeof(th_v)); - memset(&p, 0, sizeof(p)); - 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; - p->flow = &f; - p->flags |= PKT_HAS_FLOW|PKT_STREAM_EST; - p->flowflags |= FLOW_PKT_TOSERVER; - p->flowflags |= FLOW_PKT_ESTABLISHED; - f.alproto = ALPROTO_TLS; - - StreamTcpInitConfig(TRUE); - - de_ctx = DetectEngineCtxInit(); - if (de_ctx == NULL) - goto end; - - de_ctx->flags |= DE_QUIET; - - s = DetectEngineAppendSig(de_ctx, "alert tcp any any -> any any " - "(msg:\"ssl state\"; ssl_state:client_hello; " - "sid:1;)"); - if (s == NULL) - goto end; - - s = DetectEngineAppendSig(de_ctx, "alert tcp any any -> any any " - "(msg:\"ssl state\"; " - "ssl_state:client_hello | server_hello; " - "sid:2;)"); - if (s == NULL) - goto end; - - s = DetectEngineAppendSig(de_ctx, "alert tcp any any -> any any " - "(msg:\"ssl state\"; " - "ssl_state:client_hello | server_hello | " - "client_keyx; sid:3;)"); - if (s == NULL) - goto end; - - s = DetectEngineAppendSig(de_ctx, "alert tcp any any -> any any " - "(msg:\"ssl state\"; " - "ssl_state:client_hello | server_hello | " - "client_keyx | server_keyx; sid:4;)"); - if (s == NULL) - goto end; - - SigGroupBuild(de_ctx); - DetectEngineThreadCtxInit(&th_v, (void *)de_ctx, (void *)&det_ctx); - - SCMutexLock(&f.m); - r = AppLayerParserParse(alp_tctx, &f, ALPROTO_TLS, STREAM_TOSERVER | STREAM_START, chello_buf, - chello_buf_len); - if (r != 0) { - printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r); - SCMutexUnlock(&f.m); - goto end; - } - SCMutexUnlock(&f.m); - - ssl_state = f.alstate; - if (ssl_state == NULL) { - printf("no ssl state: "); - goto end; - } - - /* do detect */ - p->alerts.cnt = 0; - SigMatchSignatures(&th_v, de_ctx, det_ctx, p); - - if (!PacketAlertCheck(p, 1)) - goto end; - if (PacketAlertCheck(p, 2)) - goto end; - if (PacketAlertCheck(p, 3)) - goto end; - if (PacketAlertCheck(p, 4)) - goto end; - - SCMutexLock(&f.m); - r = AppLayerParserParse(alp_tctx, &f, ALPROTO_TLS, STREAM_TOCLIENT, shello_buf, - shello_buf_len); - if (r != 0) { - printf("toclient chunk 1 returned %" PRId32 ", expected 0: ", r); - SCMutexUnlock(&f.m); - goto end; - } - SCMutexUnlock(&f.m); - - /* do detect */ - p->alerts.cnt = 0; - SigMatchSignatures(&th_v, de_ctx, det_ctx, p); - - if (PacketAlertCheck(p, 1)) - goto end; - if (!PacketAlertCheck(p, 2)) - goto end; - if (PacketAlertCheck(p, 3)) - goto end; - if (PacketAlertCheck(p, 4)) - goto end; - - SCMutexLock(&f.m); - r = AppLayerParserParse(alp_tctx, &f, ALPROTO_TLS, STREAM_TOSERVER, client_change_cipher_spec_buf, - client_change_cipher_spec_buf_len); - if (r != 0) { - printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r); - result = 0; - SCMutexUnlock(&f.m); - goto end; - } - SCMutexUnlock(&f.m); - - /* do detect */ - p->alerts.cnt = 0; - SigMatchSignatures(&th_v, de_ctx, det_ctx, p); - - if (PacketAlertCheck(p, 1)) - goto end; - if (PacketAlertCheck(p, 2)) - goto end; - if (!PacketAlertCheck(p, 3)) - goto end; - if (PacketAlertCheck(p, 4)) - goto end; - - SCMutexLock(&f.m); - r = AppLayerParserParse(alp_tctx, &f, ALPROTO_TLS, STREAM_TOCLIENT, server_change_cipher_spec_buf, - server_change_cipher_spec_buf_len); - if (r != 0) { - printf("toclient chunk 1 returned %" PRId32 ", expected 0: ", r); - result = 0; - SCMutexUnlock(&f.m); - goto end; - } - SCMutexUnlock(&f.m); - - /* do detect */ - p->alerts.cnt = 0; - SigMatchSignatures(&th_v, de_ctx, det_ctx, p); - - if (PacketAlertCheck(p, 1)) - goto end; - if (PacketAlertCheck(p, 2)) - goto end; - if (PacketAlertCheck(p, 3)) - goto end; - if (PacketAlertCheck(p, 4)) - goto end; - - SCMutexLock(&f.m); - r = AppLayerParserParse(alp_tctx, &f, ALPROTO_TLS, STREAM_TOSERVER, toserver_app_data_buf, - toserver_app_data_buf_len); - if (r != 0) { - printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r); - result = 0; - SCMutexUnlock(&f.m); - goto end; - } - SCMutexUnlock(&f.m); - - /* do detect */ - p->alerts.cnt = 0; - SigMatchSignatures(&th_v, de_ctx, det_ctx, p); - - if (PacketAlertCheck(p, 1)) - goto end; - if (PacketAlertCheck(p, 2)) - goto end; - if (PacketAlertCheck(p, 3)) - goto end; - if (PacketAlertCheck(p, 4)) - goto end; - - result = 1; - - end: - if (alp_tctx != NULL) - AppLayerParserThreadCtxFree(alp_tctx); - SigGroupCleanup(de_ctx); - SigCleanSignatures(de_ctx); - - DetectEngineThreadCtxDeinit(&th_v, (void *)det_ctx); - DetectEngineCtxFree(de_ctx); - - StreamTcpFreeConfig(TRUE); - FLOW_DESTROY(&f); - UTHFreePackets(&p, 1); - return result; -} - -#endif /* UNITTESTS */ - -void DetectSslStateRegisterTests(void) -{ -#ifdef UNITTESTS - UtRegisterTest("DetectSslStateTest01", DetectSslStateTest01, 1); - UtRegisterTest("DetectSslStateTest02", DetectSslStateTest02, 1); - UtRegisterTest("DetectSslStateTest03", DetectSslStateTest03, 1); - UtRegisterTest("DetectSslStateTest04", DetectSslStateTest04, 1); - UtRegisterTest("DetectSslStateTest05", DetectSslStateTest05, 1); - UtRegisterTest("DetectSslStateTest06", DetectSslStateTest06, 1); - UtRegisterTest("DetectSslStateTest07", DetectSslStateTest07, 1); -#endif - - return; -} -- cgit 1.2.3-korg