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-rw-r--r--framework/src/suricata/src/detect-engine-file.c301
1 files changed, 0 insertions, 301 deletions
diff --git a/framework/src/suricata/src/detect-engine-file.c b/framework/src/suricata/src/detect-engine-file.c
deleted file mode 100644
index 31993685..00000000
--- a/framework/src/suricata/src/detect-engine-file.c
+++ /dev/null
@@ -1,301 +0,0 @@
-/* Copyright (C) 2007-2011 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 Victor Julien <victor@inliniac.net>
- */
-
-#include "suricata-common.h"
-
-#include "decode.h"
-
-#include "detect.h"
-#include "detect-engine.h"
-#include "detect-parse.h"
-#include "detect-engine-state.h"
-
-#include "detect-filestore.h"
-
-#include "detect-engine-uri.h"
-#include "detect-engine-hcbd.h"
-#include "detect-engine-hhd.h"
-#include "detect-engine-hrhd.h"
-#include "detect-engine-hmd.h"
-#include "detect-engine-hcd.h"
-#include "detect-engine-hrud.h"
-#include "detect-engine-dcepayload.h"
-
-#include "stream-tcp.h"
-#include "stream-tcp-private.h"
-#include "stream-tcp-reassemble.h"
-
-#include "app-layer-parser.h"
-#include "app-layer-protos.h"
-#include "app-layer-htp.h"
-#include "app-layer-smb.h"
-#include "app-layer-dcerpc-common.h"
-#include "app-layer-dcerpc.h"
-#include "app-layer-smtp.h"
-
-#include "util-unittest.h"
-#include "util-unittest-helper.h"
-#include "util-profiling.h"
-
-
-/**
- * \brief Inspect the file inspecting keywords.
- *
- * \param tv thread vars
- * \param det_ctx detection engine thread ctx
- * \param f flow
- * \param s signature to inspect
- *
- * \retval 0 no match
- * \retval 1 match
- * \retval 2 can't match
- * \retval 3 can't match filestore signature
- *
- * \note flow is not locked at this time
- */
-static int DetectFileInspect(ThreadVars *tv, DetectEngineThreadCtx *det_ctx,
- Flow *f, Signature *s, uint8_t flags, FileContainer *ffc)
-{
- SigMatch *sm = NULL;
- int r = 0;
- int match = 0;
- int store_r = 0;
-
- KEYWORD_PROFILING_SET_LIST(det_ctx, DETECT_SM_LIST_FILEMATCH);
- SCLogDebug("file inspection... %p", ffc);
-
- if (ffc != NULL) {
- File *file = ffc->head;
- for (; file != NULL; file = file->next) {
- SCLogDebug("file");
-
- if (file->state == FILE_STATE_NONE) {
- SCLogDebug("file state FILE_STATE_NONE");
- continue;
- }
-
- if (file->txid < det_ctx->tx_id) {
- SCLogDebug("file->txid < det_ctx->tx_id == %"PRIu64" < %"PRIu64, file->txid, det_ctx->tx_id);
- continue;
- }
-
- if (file->txid > det_ctx->tx_id) {
- SCLogDebug("file->txid > det_ctx->tx_id == %"PRIu64" > %"PRIu64, file->txid, det_ctx->tx_id);
- break;
- }
-
- if ((s->file_flags & FILE_SIG_NEED_FILENAME) && file->name == NULL) {
- SCLogDebug("sig needs filename, but we don't have any");
- r = 0;
- break;
- }
-
- if ((s->file_flags & FILE_SIG_NEED_MAGIC) && file->chunks_head == NULL) {
- SCLogDebug("sig needs file content, but we don't have any");
- r = 0;
- break;
- }
-
- if ((s->file_flags & FILE_SIG_NEED_FILECONTENT) && file->chunks_head == NULL) {
- SCLogDebug("sig needs file content, but we don't have any");
- r = 0;
- break;
- }
-
- if ((s->file_flags & FILE_SIG_NEED_MD5) && (!(file->flags & FILE_MD5))) {
- SCLogDebug("sig needs file md5, but we don't have any");
- r = 0;
- break;
- }
-
- if ((s->file_flags & FILE_SIG_NEED_SIZE) && file->state < FILE_STATE_CLOSED) {
- SCLogDebug("sig needs filesize, but state < FILE_STATE_CLOSED");
- r = 0;
- break;
- }
-
- /* run the file match functions. */
- for (sm = s->sm_lists[DETECT_SM_LIST_FILEMATCH]; sm != NULL; sm = sm->next) {
- SCLogDebug("sm %p, sm->next %p", sm, sm->next);
-
- if (sigmatch_table[sm->type].FileMatch != NULL) {
- KEYWORD_PROFILING_START;
- match = sigmatch_table[sm->type].
- FileMatch(tv, det_ctx, f, flags, file, s, sm);
- KEYWORD_PROFILING_END(det_ctx, sm->type, (match > 0));
- if (match == 0) {
- r = 2;
- break;
- } else if (sm->next == NULL) {
- r = 1;
- break;
- }
- }
- }
-
- /* continue inspection for other files as we may want to store
- * those as well. We'll return 1 (match) regardless of their
- * results though */
- if (r == 1)
- store_r = 1;
-
- /* if this is a filestore sig, and the sig can't match
- * return 3 so we can distinguish */
- if ((s->flags & SIG_FLAG_FILESTORE) && r == 2)
- r = 3;
-
- /* continue, this file may (or may not) be unable to match
- * maybe we have more that can :) */
- }
- } else {
- /* if we have a filestore sm with a scope > file (so tx, ssn) we
- * run it here */
- sm = s->sm_lists[DETECT_SM_LIST_FILEMATCH];
- if (sm != NULL && sm->next == NULL && sm->type == DETECT_FILESTORE &&
- sm->ctx != NULL)
- {
- DetectFilestoreData *fd = (DetectFilestoreData *)sm->ctx;
- if (fd->scope > FILESTORE_SCOPE_DEFAULT) {
- KEYWORD_PROFILING_START;
- match = sigmatch_table[sm->type].
- FileMatch(tv, det_ctx, f, flags, /* no file */NULL, s, sm);
- KEYWORD_PROFILING_END(det_ctx, sm->type, (match > 0));
-
- if (match == 1) {
- r = 1;
- }
- }
- }
- }
-
- if (store_r == 1)
- r = 1;
- SCReturnInt(r);
-}
-
-/**
- * \brief Inspect the file inspecting keywords against the HTTP transactions.
- *
- * \param tv thread vars
- * \param det_ctx detection engine thread ctx
- * \param f flow
- * \param s signature to inspect
- * \param alstate state
- * \param flags direction flag
- *
- * \retval 0 no match
- * \retval 1 match
- * \retval 2 can't match
- * \retval 3 can't match filestore signature
- *
- * \note flow should be locked when this function's called.
- */
-int DetectFileInspectHttp(ThreadVars *tv,
- DetectEngineCtx *de_ctx, DetectEngineThreadCtx *det_ctx,
- Signature *s, Flow *f, uint8_t flags, void *alstate,
- void *tx, uint64_t tx_id)
-{
- int r = DETECT_ENGINE_INSPECT_SIG_NO_MATCH;
- FileContainer *ffc;
- HtpState *htp_state = (HtpState *)alstate;
-
- if (flags & STREAM_TOCLIENT)
- ffc = htp_state->files_tc;
- else
- ffc = htp_state->files_ts;
-
- int match = DetectFileInspect(tv, det_ctx, f, s, flags, ffc);
- if (match == 1) {
- r = DETECT_ENGINE_INSPECT_SIG_MATCH;
- } else if (match == 2) {
- if (r != 1) {
- SCLogDebug("sid %u can't match on this transaction", s->id);
- r = DETECT_ENGINE_INSPECT_SIG_CANT_MATCH;
- }
- } else if (match == 3) {
- if (r != 1) {
- SCLogDebug("sid %u can't match on this transaction (filestore sig)", s->id);
- r = DETECT_ENGINE_INSPECT_SIG_CANT_MATCH_FILESTORE;
- }
- }
-
- return r;
-}
-
-/**
- * \brief Inspect the file inspecting keywords against the SMTP transactions.
- *
- * \param tv thread vars
- * \param det_ctx detection engine thread ctx
- * \param f flow
- * \param s signature to inspect
- * \param alstate state
- * \param flags direction flag
- *
- * \retval 0 no match
- * \retval 1 match
- * \retval 2 can't match
- * \retval 3 can't match filestore signature
- *
- * \note flow is not locked at this time
- */
-int DetectFileInspectSmtp(ThreadVars *tv,
- DetectEngineCtx *de_ctx, DetectEngineThreadCtx *det_ctx,
- Signature *s, Flow *f, uint8_t flags, void *alstate,
- void *tx, uint64_t tx_id)
-{
- SCEnter();
- int r = DETECT_ENGINE_INSPECT_SIG_NO_MATCH;
- SMTPState *smtp_state = NULL;
- FileContainer *ffc;
-
- smtp_state = (SMTPState *)alstate;
- if (smtp_state == NULL) {
- SCLogDebug("no SMTP state");
- goto end;
- }
-
- if (flags & STREAM_TOSERVER)
- ffc = smtp_state->files_ts;
- else
- goto end;
-
- int match = DetectFileInspect(tv, det_ctx, f, s, flags, ffc);
- if (match == 1) {
- r = DETECT_ENGINE_INSPECT_SIG_MATCH;
- } else if (match == 2) {
- if (r != 1) {
- SCLogDebug("sid %u can't match on this transaction", s->id);
- r = DETECT_ENGINE_INSPECT_SIG_CANT_MATCH;
- }
- } else if (match == 3) {
- if (r != 1) {
- SCLogDebug("sid %u can't match on this transaction (filestore sig)", s->id);
- r = DETECT_ENGINE_INSPECT_SIG_CANT_MATCH_FILESTORE;
- }
- }
-
-
-end:
- SCReturnInt(r);
-}