mirror of https://github.com/OISF/suricata
parent
8f107c8252
commit
969f4d131f
@ -1,116 +0,0 @@
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/* Copyright (C) 2019 Open Information Security Foundation
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*
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* You can copy, redistribute or modify this Program under the terms of
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* the GNU General Public License version 2 as published by the Free
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* Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* 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
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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* 02110-1301, USA.
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*/
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/**
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*
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* \author Giuseppe Longo <giuseppe@glongo.it>
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*
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* Implements sip.protocol sticky buffer
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*
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*/
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#include "suricata-common.h"
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#include "threads.h"
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#include "decode.h"
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#include "detect.h"
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#include "detect-parse.h"
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#include "detect-engine.h"
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#include "detect-engine-mpm.h"
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#include "detect-engine-prefilter.h"
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#include "detect-engine-content-inspection.h"
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#include "detect-content.h"
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#include "detect-pcre.h"
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#include "flow.h"
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#include "flow-var.h"
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#include "flow-util.h"
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#include "util-debug.h"
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#include "util-unittest.h"
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#include "util-unittest-helper.h"
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#include "util-spm.h"
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#include "app-layer.h"
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#include "app-layer-parser.h"
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#include "detect-sip-protocol.h"
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#include "stream-tcp.h"
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#include "rust.h"
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#define KEYWORD_NAME "sip.protocol"
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#define KEYWORD_DOC "sip-keywords.html#sip-protocol"
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#define BUFFER_NAME "sip.protocol"
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#define BUFFER_DESC "sip protocol"
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static int g_buffer_id = 0;
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static int DetectSipProtocolSetup(DetectEngineCtx *de_ctx, Signature *s, const char *arg)
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{
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if (DetectBufferSetActiveList(de_ctx, s, g_buffer_id) < 0)
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return -1;
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if (DetectSignatureSetAppProto(s, ALPROTO_SIP) < 0)
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return -1;
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return 0;
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}
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static InspectionBuffer *GetData(DetectEngineThreadCtx *det_ctx,
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const DetectEngineTransforms *transforms, Flow *_f,
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const uint8_t flow_flags, void *txv, const int list_id)
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{
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InspectionBuffer *buffer = InspectionBufferGet(det_ctx, list_id);
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if (buffer->inspect == NULL) {
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const uint8_t *b = NULL;
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uint32_t b_len = 0;
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if (rs_sip_tx_get_protocol(txv, &b, &b_len, flow_flags) != 1)
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return NULL;
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if (b == NULL || b_len == 0)
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return NULL;
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InspectionBufferSetup(det_ctx, list_id, buffer, b, b_len);
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InspectionBufferApplyTransforms(buffer, transforms);
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}
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return buffer;
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}
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void DetectSipProtocolRegister(void)
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{
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/* sip.protocol sticky buffer */
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sigmatch_table[DETECT_AL_SIP_PROTOCOL].name = KEYWORD_NAME;
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sigmatch_table[DETECT_AL_SIP_PROTOCOL].desc = "sticky buffer to match on the SIP protocol";
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sigmatch_table[DETECT_AL_SIP_PROTOCOL].url = "/rules/" KEYWORD_DOC;
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sigmatch_table[DETECT_AL_SIP_PROTOCOL].Setup = DetectSipProtocolSetup;
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sigmatch_table[DETECT_AL_SIP_PROTOCOL].flags |= SIGMATCH_NOOPT;
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DetectAppLayerMpmRegister(BUFFER_NAME, SIG_FLAG_TOSERVER, 2, PrefilterGenericMpmRegister,
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GetData, ALPROTO_SIP, 1);
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DetectAppLayerMpmRegister(BUFFER_NAME, SIG_FLAG_TOCLIENT, 2, PrefilterGenericMpmRegister,
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GetData, ALPROTO_SIP, 1);
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DetectAppLayerInspectEngineRegister(BUFFER_NAME, ALPROTO_SIP, SIG_FLAG_TOSERVER, 1,
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DetectEngineInspectBufferGeneric, GetData);
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DetectAppLayerInspectEngineRegister(BUFFER_NAME, ALPROTO_SIP, SIG_FLAG_TOCLIENT, 1,
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DetectEngineInspectBufferGeneric, GetData);
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DetectBufferTypeSetDescriptionByName(BUFFER_NAME, BUFFER_DESC);
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g_buffer_id = DetectBufferTypeGetByName(BUFFER_NAME);
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SCLogDebug("registering " BUFFER_NAME " rule option");
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}
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@ -1,29 +0,0 @@
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/* Copyright (C) 2019 Open Information Security Foundation
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*
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* You can copy, redistribute or modify this Program under the terms of
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* the GNU General Public License version 2 as published by the Free
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* Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* version 2 along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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* 02110-1301, USA.
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*/
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/**
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* \file
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*
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* \author Giuseppe Longo <giuseppe@glongo.it>
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*/
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#ifndef SURICATA_DETECT_SIP_PROTOCOL_H
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#define SURICATA_DETECT_SIP_PROTOCOL_H
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void DetectSipProtocolRegister(void);
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#endif /* SURICATA_DETECT_SIP_PROTOCOL_H */
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@ -1,113 +0,0 @@
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/* Copyright (C) 2019 Open Information Security Foundation
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*
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* You can copy, redistribute or modify this Program under the terms of
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* the GNU General Public License version 2 as published by the Free
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* Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* version 2 along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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* 02110-1301, USA.
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*/
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/**
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*
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* \author Giuseppe Longo <giuseppe@glongo.it>
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*
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* Implements the sip.request_line sticky buffer
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*/
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#include "suricata-common.h"
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#include "threads.h"
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#include "decode.h"
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#include "detect.h"
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#include "detect-parse.h"
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#include "detect-engine.h"
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#include "detect-engine-mpm.h"
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#include "detect-engine-prefilter.h"
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#include "detect-content.h"
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#include "detect-pcre.h"
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#include "detect-urilen.h"
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#include "flow.h"
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#include "flow-var.h"
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#include "flow-util.h"
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#include "util-debug.h"
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#include "util-unittest.h"
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#include "util-unittest-helper.h"
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#include "util-spm.h"
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#include "app-layer.h"
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#include "app-layer-parser.h"
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#include "detect-sip-request-line.h"
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#include "stream-tcp.h"
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#include "rust.h"
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#define KEYWORD_NAME "sip.request_line"
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#define KEYWORD_DOC "sip-keywords.html#sip-request-line"
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#define BUFFER_NAME "sip.request_line"
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#define BUFFER_DESC "sip request line"
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static int g_buffer_id = 0;
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static int DetectSipRequestLineSetup(DetectEngineCtx *de_ctx, Signature *s, const char *arg)
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{
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if (DetectBufferSetActiveList(de_ctx, s, g_buffer_id) < 0)
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return -1;
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if (DetectSignatureSetAppProto(s, ALPROTO_SIP) < 0)
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return -1;
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return 0;
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}
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static InspectionBuffer *GetData(DetectEngineThreadCtx *det_ctx,
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const DetectEngineTransforms *transforms,
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Flow *_f, const uint8_t _flow_flags,
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void *txv, const int list_id)
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{
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InspectionBuffer *buffer = InspectionBufferGet(det_ctx, list_id);
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if (buffer->inspect == NULL) {
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const uint8_t *b = NULL;
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uint32_t b_len = 0;
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if (rs_sip_tx_get_request_line(txv, &b, &b_len) != 1)
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return NULL;
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if (b == NULL || b_len == 0)
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return NULL;
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InspectionBufferSetup(det_ctx, list_id, buffer, b, b_len);
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InspectionBufferApplyTransforms(buffer, transforms);
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}
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return buffer;
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}
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void DetectSipRequestLineRegister(void)
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{
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/* sip.request_line sticky buffer */
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sigmatch_table[DETECT_AL_SIP_REQUEST_LINE].name = KEYWORD_NAME;
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sigmatch_table[DETECT_AL_SIP_REQUEST_LINE].desc = "sticky buffer to match on the SIP request line";
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sigmatch_table[DETECT_AL_SIP_REQUEST_LINE].url = "/rules/" KEYWORD_DOC;
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sigmatch_table[DETECT_AL_SIP_REQUEST_LINE].Setup = DetectSipRequestLineSetup;
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sigmatch_table[DETECT_AL_SIP_REQUEST_LINE].flags |= SIGMATCH_NOOPT;
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DetectAppLayerInspectEngineRegister(BUFFER_NAME, ALPROTO_SIP, SIG_FLAG_TOSERVER, 0,
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DetectEngineInspectBufferGeneric, GetData);
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DetectAppLayerMpmRegister(BUFFER_NAME, SIG_FLAG_TOSERVER, 2, PrefilterGenericMpmRegister,
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GetData, ALPROTO_SIP, 1);
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DetectBufferTypeSetDescriptionByName(BUFFER_NAME, BUFFER_DESC);
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g_buffer_id = DetectBufferTypeGetByName(BUFFER_NAME);
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SCLogDebug("registering " BUFFER_NAME " rule option");
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}
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@ -1,29 +0,0 @@
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/* Copyright (C) 2019 Open Information Security Foundation
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*
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* You can copy, redistribute or modify this Program under the terms of
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* the GNU General Public License version 2 as published by the Free
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* Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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||||
* version 2 along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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* 02110-1301, USA.
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*/
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/**
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* \file
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*
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* \author Giuseppe Longo <giuseppe@glongo.it>
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*/
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#ifndef SURICATA_DETECT_SIP_REQUEST_LINE_H
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#define SURICATA_DETECT_SIP_REQUEST_LINE_H
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void DetectSipRequestLineRegister(void);
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#endif /* SURICATA_DETECT_SIP_REQUEST_LINE_H */
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@ -1,113 +0,0 @@
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/* Copyright (C) 2019 Open Information Security Foundation
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*
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* You can copy, redistribute or modify this Program under the terms of
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* the GNU General Public License version 2 as published by the Free
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||||
* Software Foundation.
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||||
*
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* 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
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* GNU General Public License for more details.
|
||||
*
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||||
* 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
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* 02110-1301, USA.
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*/
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/**
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*
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* \author Giuseppe Longo <giuseppe@glongo.it>
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*
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* Implements the sip.response_line sticky buffer
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*/
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#include "suricata-common.h"
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#include "threads.h"
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#include "decode.h"
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#include "detect.h"
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#include "detect-parse.h"
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#include "detect-engine.h"
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#include "detect-engine-mpm.h"
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#include "detect-engine-prefilter.h"
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#include "detect-content.h"
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#include "detect-pcre.h"
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#include "detect-urilen.h"
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#include "flow.h"
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#include "flow-var.h"
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#include "flow-util.h"
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#include "util-debug.h"
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#include "util-unittest.h"
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#include "util-unittest-helper.h"
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#include "util-spm.h"
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#include "app-layer.h"
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#include "app-layer-parser.h"
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#include "detect-sip-response-line.h"
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#include "stream-tcp.h"
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#include "rust.h"
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#define KEYWORD_NAME "sip.response_line"
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#define KEYWORD_DOC "sip-keywords.html#sip-response-line"
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#define BUFFER_NAME "sip.response_line"
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#define BUFFER_DESC "sip response line"
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static int g_buffer_id = 0;
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static int DetectSipResponseLineSetup(DetectEngineCtx *de_ctx, Signature *s, const char *arg)
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{
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if (DetectBufferSetActiveList(de_ctx, s, g_buffer_id) < 0)
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return -1;
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if (DetectSignatureSetAppProto(s, ALPROTO_SIP) < 0)
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return -1;
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return 0;
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}
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static InspectionBuffer *GetData(DetectEngineThreadCtx *det_ctx,
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const DetectEngineTransforms *transforms,
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Flow *_f, const uint8_t _flow_flags,
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void *txv, const int list_id)
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{
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InspectionBuffer *buffer = InspectionBufferGet(det_ctx, list_id);
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if (buffer->inspect == NULL) {
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const uint8_t *b = NULL;
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uint32_t b_len = 0;
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if (rs_sip_tx_get_response_line(txv, &b, &b_len) != 1)
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return NULL;
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if (b == NULL || b_len == 0)
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return NULL;
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InspectionBufferSetup(det_ctx, list_id, buffer, b, b_len);
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InspectionBufferApplyTransforms(buffer, transforms);
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}
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return buffer;
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}
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void DetectSipResponseLineRegister(void)
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{
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/* sip.response_line sticky buffer */
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sigmatch_table[DETECT_AL_SIP_RESPONSE_LINE].name = KEYWORD_NAME;
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sigmatch_table[DETECT_AL_SIP_RESPONSE_LINE].desc = "sticky buffer to match on the SIP response line";
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sigmatch_table[DETECT_AL_SIP_RESPONSE_LINE].url = "/rules/" KEYWORD_DOC;
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sigmatch_table[DETECT_AL_SIP_RESPONSE_LINE].Setup = DetectSipResponseLineSetup;
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sigmatch_table[DETECT_AL_SIP_RESPONSE_LINE].flags |= SIGMATCH_NOOPT;
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DetectAppLayerInspectEngineRegister(BUFFER_NAME, ALPROTO_SIP, SIG_FLAG_TOCLIENT, 0,
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DetectEngineInspectBufferGeneric, GetData);
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DetectAppLayerMpmRegister(BUFFER_NAME, SIG_FLAG_TOCLIENT, 2, PrefilterGenericMpmRegister,
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GetData, ALPROTO_SIP, 1);
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DetectBufferTypeSetDescriptionByName(BUFFER_NAME, BUFFER_DESC);
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g_buffer_id = DetectBufferTypeGetByName(BUFFER_NAME);
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SCLogDebug("registering " BUFFER_NAME " rule option");
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}
|
@ -1,29 +0,0 @@
|
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/* Copyright (C) 2019 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.
|
||||
*/
|
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|
||||
/**
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* \file
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*
|
||||
* \author Giuseppe Longo <giuseppe@glongo.it>
|
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*/
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#ifndef SURICATA_DETECT_SIP_RESPONSE_LINE_H
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#define SURICATA_DETECT_SIP_RESPONSE_LINE_H
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void DetectSipResponseLineRegister(void);
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|
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#endif /* SURICATA_DETECT_SIP_RESPONSE_LINE_H */
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@ -1,116 +0,0 @@
|
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/* Copyright (C) 2019 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.
|
||||
*/
|
||||
|
||||
/**
|
||||
*
|
||||
* \author Giuseppe Longo <giuseppe@glongo.it>
|
||||
*
|
||||
* Implements the sip.stat_code sticky buffer
|
||||
*
|
||||
*/
|
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|
||||
#include "suricata-common.h"
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#include "threads.h"
|
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#include "decode.h"
|
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#include "detect.h"
|
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|
||||
#include "detect-parse.h"
|
||||
#include "detect-engine.h"
|
||||
#include "detect-engine-mpm.h"
|
||||
#include "detect-engine-prefilter.h"
|
||||
#include "detect-content.h"
|
||||
#include "detect-pcre.h"
|
||||
#include "detect-urilen.h"
|
||||
|
||||
#include "flow.h"
|
||||
#include "flow-var.h"
|
||||
#include "flow-util.h"
|
||||
|
||||
#include "util-debug.h"
|
||||
#include "util-unittest.h"
|
||||
#include "util-unittest-helper.h"
|
||||
#include "util-spm.h"
|
||||
|
||||
#include "app-layer.h"
|
||||
#include "app-layer-parser.h"
|
||||
|
||||
#include "detect-sip-stat-code.h"
|
||||
#include "stream-tcp.h"
|
||||
|
||||
#include "rust.h"
|
||||
|
||||
#define KEYWORD_NAME "sip.stat_code"
|
||||
#define KEYWORD_DOC "sip-keywords.html#sip-stat-code"
|
||||
#define BUFFER_NAME "sip.method"
|
||||
#define BUFFER_DESC "sip response status code"
|
||||
static int g_buffer_id = 0;
|
||||
|
||||
static int DetectSipStatCodeSetup(DetectEngineCtx *de_ctx, Signature *s, const char *str)
|
||||
{
|
||||
if (DetectBufferSetActiveList(de_ctx, s, g_buffer_id) < 0)
|
||||
return -1;
|
||||
|
||||
if (DetectSignatureSetAppProto(s, ALPROTO_SIP) < 0)
|
||||
return -1;
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static InspectionBuffer *GetData(DetectEngineThreadCtx *det_ctx,
|
||||
const DetectEngineTransforms *transforms, Flow *_f,
|
||||
const uint8_t _flow_flags, void *txv, const int list_id)
|
||||
{
|
||||
SCEnter();
|
||||
|
||||
InspectionBuffer *buffer = InspectionBufferGet(det_ctx, list_id);
|
||||
if (buffer->inspect == NULL) {
|
||||
const uint8_t *b = NULL;
|
||||
uint32_t b_len = 0;
|
||||
|
||||
if (rs_sip_tx_get_stat_code(txv, &b, &b_len) != 1)
|
||||
return NULL;
|
||||
if (b == NULL || b_len == 0)
|
||||
return NULL;
|
||||
|
||||
InspectionBufferSetup(det_ctx, list_id, buffer, b, b_len);
|
||||
InspectionBufferApplyTransforms(buffer, transforms);
|
||||
}
|
||||
|
||||
return buffer;
|
||||
}
|
||||
|
||||
void DetectSipStatCodeRegister (void)
|
||||
{
|
||||
/* sip.stat_code sticky buffer */
|
||||
sigmatch_table[DETECT_AL_SIP_STAT_CODE].name = KEYWORD_NAME;
|
||||
sigmatch_table[DETECT_AL_SIP_STAT_CODE].desc = "sticky buffer to match on the SIP status code";
|
||||
sigmatch_table[DETECT_AL_SIP_STAT_CODE].url = "/rules/" KEYWORD_DOC;
|
||||
sigmatch_table[DETECT_AL_SIP_STAT_CODE].Setup = DetectSipStatCodeSetup;
|
||||
sigmatch_table[DETECT_AL_SIP_STAT_CODE].flags |= SIGMATCH_NOOPT;
|
||||
|
||||
DetectAppLayerInspectEngineRegister(BUFFER_NAME, ALPROTO_SIP, SIG_FLAG_TOCLIENT, 1,
|
||||
DetectEngineInspectBufferGeneric, GetData);
|
||||
|
||||
DetectAppLayerMpmRegister(BUFFER_NAME, SIG_FLAG_TOCLIENT, 4, PrefilterGenericMpmRegister,
|
||||
GetData, ALPROTO_SIP, 1);
|
||||
|
||||
DetectBufferTypeSetDescriptionByName(BUFFER_NAME, BUFFER_DESC);
|
||||
|
||||
g_buffer_id = DetectBufferTypeGetByName(BUFFER_NAME);
|
||||
|
||||
SCLogDebug("registering " BUFFER_NAME " rule option");
|
||||
}
|
@ -1,29 +0,0 @@
|
||||
/* Copyright (C) 2019 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 Giuseppe Longo <giuseppe@glongo.it>
|
||||
*/
|
||||
|
||||
#ifndef SURICATA_DETECT_SIP_STAT_CODE_H
|
||||
#define SURICATA_DETECT_SIP_STAT_CODE_H
|
||||
|
||||
void DetectSipStatCodeRegister(void);
|
||||
|
||||
#endif /* SURICATA_DETECT_SIP_STAT_CODE_H */
|
@ -1,116 +0,0 @@
|
||||
/* Copyright (C) 2019 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.
|
||||
*/
|
||||
|
||||
/**
|
||||
*
|
||||
* \author Giuseppe Longo <giuseppe@glongo.it>
|
||||
*
|
||||
* Implements the sip.stat_msg sticky buffer
|
||||
*
|
||||
*/
|
||||
|
||||
#include "suricata-common.h"
|
||||
#include "threads.h"
|
||||
#include "decode.h"
|
||||
#include "detect.h"
|
||||
|
||||
#include "detect-parse.h"
|
||||
#include "detect-engine.h"
|
||||
#include "detect-engine-mpm.h"
|
||||
#include "detect-engine-prefilter.h"
|
||||
#include "detect-content.h"
|
||||
#include "detect-pcre.h"
|
||||
#include "detect-urilen.h"
|
||||
|
||||
#include "flow.h"
|
||||
#include "flow-var.h"
|
||||
#include "flow-util.h"
|
||||
|
||||
#include "util-debug.h"
|
||||
#include "util-unittest.h"
|
||||
#include "util-unittest-helper.h"
|
||||
#include "util-spm.h"
|
||||
|
||||
#include "app-layer.h"
|
||||
#include "app-layer-parser.h"
|
||||
|
||||
#include "detect-sip-stat-msg.h"
|
||||
#include "stream-tcp.h"
|
||||
|
||||
#include "rust.h"
|
||||
|
||||
#define KEYWORD_NAME "sip.stat_msg"
|
||||
#define KEYWORD_DOC "sip-keywords.html#sip-stat-msg"
|
||||
#define BUFFER_NAME "sip.stat_msg"
|
||||
#define BUFFER_DESC "sip response status message"
|
||||
static int g_buffer_id = 0;
|
||||
|
||||
static int DetectSipStatMsgSetup(DetectEngineCtx *de_ctx, Signature *s, const char *str)
|
||||
{
|
||||
if (DetectBufferSetActiveList(de_ctx, s, g_buffer_id) < 0)
|
||||
return -1;
|
||||
|
||||
if (DetectSignatureSetAppProto(s, ALPROTO_SIP) < 0)
|
||||
return -1;
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static InspectionBuffer *GetData(DetectEngineThreadCtx *det_ctx,
|
||||
const DetectEngineTransforms *transforms, Flow *_f,
|
||||
const uint8_t _flow_flags, void *txv, const int list_id)
|
||||
{
|
||||
SCEnter();
|
||||
|
||||
InspectionBuffer *buffer = InspectionBufferGet(det_ctx, list_id);
|
||||
if (buffer->inspect == NULL) {
|
||||
const uint8_t *b = NULL;
|
||||
uint32_t b_len = 0;
|
||||
|
||||
if (rs_sip_tx_get_stat_msg(txv, &b, &b_len) != 1)
|
||||
return NULL;
|
||||
if (b == NULL || b_len == 0)
|
||||
return NULL;
|
||||
|
||||
InspectionBufferSetup(det_ctx, list_id, buffer, b, b_len);
|
||||
InspectionBufferApplyTransforms(buffer, transforms);
|
||||
}
|
||||
|
||||
return buffer;
|
||||
}
|
||||
|
||||
void DetectSipStatMsgRegister (void)
|
||||
{
|
||||
/* sip.stat_msg sticky buffer */
|
||||
sigmatch_table[DETECT_AL_SIP_STAT_MSG].name = KEYWORD_NAME;
|
||||
sigmatch_table[DETECT_AL_SIP_STAT_MSG].desc = "sticky buffer to match on the SIP status message";
|
||||
sigmatch_table[DETECT_AL_SIP_STAT_MSG].url = "/rules/" KEYWORD_DOC;
|
||||
sigmatch_table[DETECT_AL_SIP_STAT_MSG].Setup = DetectSipStatMsgSetup;
|
||||
sigmatch_table[DETECT_AL_SIP_STAT_MSG].flags |= SIGMATCH_NOOPT;
|
||||
|
||||
DetectAppLayerInspectEngineRegister(BUFFER_NAME, ALPROTO_SIP, SIG_FLAG_TOCLIENT, 1,
|
||||
DetectEngineInspectBufferGeneric, GetData);
|
||||
|
||||
DetectAppLayerMpmRegister(BUFFER_NAME, SIG_FLAG_TOCLIENT, 3, PrefilterGenericMpmRegister,
|
||||
GetData, ALPROTO_SIP, 1);
|
||||
|
||||
DetectBufferTypeSetDescriptionByName(BUFFER_NAME, BUFFER_DESC);
|
||||
|
||||
g_buffer_id = DetectBufferTypeGetByName(BUFFER_NAME);
|
||||
|
||||
SCLogDebug("registering " BUFFER_NAME " rule option");
|
||||
}
|
@ -1,29 +0,0 @@
|
||||
/* Copyright (C) 2019 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 Giuseppe Longo <giuseppe@glongo.it>
|
||||
*/
|
||||
|
||||
#ifndef SURICATA_DETECT_SIP_STAT_MSG_H
|
||||
#define SURICATA_DETECT_SIP_STAT_MSG_H
|
||||
|
||||
void DetectSipStatMsgRegister(void);
|
||||
|
||||
#endif /* SURICATA_DETECT_SIP_STAT_MSG_H */
|
Loading…
Reference in New Issue