app-layer-ftp.c File Reference

#include "suricata-common.h"
#include "debug.h"
#include "decode.h"
#include "threads.h"
#include "util-print.h"
#include "util-pool.h"
#include "flow-util.h"
#include "flow-storage.h"
#include "detect-engine-state.h"
#include "stream-tcp-private.h"
#include "stream-tcp-reassemble.h"
#include "stream-tcp.h"
#include "stream.h"
#include "app-layer.h"
#include "app-layer-protos.h"
#include "app-layer-parser.h"
#include "app-layer-ftp.h"
#include "app-layer-expectation.h"
#include "util-spm.h"
#include "util-mpm.h"
#include "util-unittest.h"
#include "util-debug.h"
#include "util-memcmp.h"
#include "util-memrchr.h"
#include "util-byte.h"
#include "util-mem.h"
#include "util-misc.h"
#include "rust-ftp-mod-gen.h"
#include "output-json.h"

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Data Structures
struct	FTPThreadCtx_
struct	FtpTransferCmd

Macros
#define	FTP_MPM   mpm_default_matcher

Typedefs
typedef struct FTPThreadCtx_	FTPThreadCtx

Functions
	SC_ATOMIC_DECLARE (uint64_t, ftp_memuse)
	SC_ATOMIC_DECLARE (uint64_t, ftp_memcap)
uint64_t	FTPMemuseGlobalCounter (void)
uint64_t	FTPMemcapGlobalCounter (void)
void	RegisterFTPParsers (void)
void	FTPAtExitPrintStats (void)
uint16_t	JsonGetNextLineFromBuffer (const char *buffer, const uint16_t len)
json_t *	JsonFTPDataAddMetadata (const Flow *f)
void	FTPParserCleanup (void)
	Free memory allocated for global SMTP parser state. More...
void	FTPParserRegisterTests (void)

Variables
const FtpCommand	FtpCommands [FTP_COMMAND_MAX+1]
uint64_t	ftp_config_memcap = 0

Detailed Description

Author

Pablo Rincon Crespo pablo.nosp@m..rin.nosp@m.con.c.nosp@m.resp.nosp@m.o@gma.nosp@m.il.c.nosp@m.om

Eric Leblond eric@.nosp@m.regi.nosp@m.t.org

Jeff Lucovsky jeff@.nosp@m.luco.nosp@m.vsky..nosp@m.org

App Layer Parser for FTP

Definition in file app-layer-ftp.c.

Macro Definition Documentation

#define FTP_MPM   mpm_default_matcher

Definition at line 71 of file app-layer-ftp.c.

Referenced by FTPMemcapGlobalCounter().

Typedef Documentation

typedef struct FTPThreadCtx_ FTPThreadCtx

Function Documentation

void FTPAtExitPrintStats

(

void

)

Definition at line 1393 of file app-layer-ftp.c.

References SCLogDebug, SCMutexLock, and SCMutexUnlock.

uint64_t FTPMemcapGlobalCounter

(

void

)

Definition at line 177 of file app-layer-ftp.c.

References FtpState_::current_line, FtpLineState_::current_line_db, FtpState_::current_line_delimiter_len, FtpState_::current_line_len, FtpLineState_::current_line_lf_seen, FtpLineState_::db, FtpLineState_::db_len, FTPTransaction_::de_state, MpmTableElmt_::DestroyThreadCtx, DetectEngineStateFree(), FtpState_::direction, ftp_config_memcap, FTP_MPM, FTPThreadCtx_::ftp_mpm_thread_ctx, FtpState_::input, FtpState_::input_len, FTPString_::len, FtpState_::line_state, mpm_table, MpmInitThreadCtx(), next, FTPThreadCtx_::pmq, PmqFree(), PmqReset(), PmqSetup(), FTPTransaction_::request, FTPTransaction_::request_length, PrefilterRuleStore_::rule_id_array, SC_ATOMIC_ADD, SC_ATOMIC_GET, SCCalloc, SCEnter, SCFree, SCLogDebug, SCMalloc, SCRealloc, SCReturnInt, MpmTableElmt_::Search, FTPString_::str, str, TAILQ_FIRST, TAILQ_INIT, TAILQ_INSERT_TAIL, TAILQ_REMOVE, FtpState_::tx_cnt, FTPTransaction_::tx_id, and unlikely.

Referenced by AppLayerRegisterGlobalCounters().

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uint64_t FTPMemuseGlobalCounter

(

void

)

Definition at line 171 of file app-layer-ftp.c.

References SC_ATOMIC_GET.

Referenced by AppLayerRegisterGlobalCounters().

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void FTPParserCleanup

(

void

)

Free memory allocated for global SMTP parser state.

Definition at line 1462 of file app-layer-ftp.c.

References Flow_::alproto, ALPROTO_FTP, Flow_::alstate, AppLayerParserParse(), AppLayerParserThreadCtxAlloc(), AppLayerParserThreadCtxFree(), FtpState_::command, FLOW_DESTROY, FLOW_INITIALIZE, FLOWLOCK_UNLOCK, FLOWLOCK_WRLOCK, FTP_COMMAND_PORT, FTP_COMMAND_RETR, FTP_COMMAND_STOR, FTP_COMMAND_UNKNOWN, Flow_::proto, Flow_::protoctx, SCLogDebug, STREAM_EOF, STREAM_START, STREAM_TOCLIENT, STREAM_TOSERVER, StreamTcpFreeConfig(), StreamTcpInitConfig(), and TRUE.

Referenced by AppLayerParserDeSetup().

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void FTPParserRegisterTests

(

void

)

Definition at line 1944 of file app-layer-ftp.c.

References UtRegisterTest().

Referenced by RegisterFTPParsers().

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json_t* JsonFTPDataAddMetadata

(

const Flow *

f

)

Definition at line 1431 of file app-layer-ftp.c.

References Flow_::alstate, BytesToStringBuffer(), FtpDataState_::command, FtpDataState_::file_len, FtpDataState_::file_name, FTP_COMMAND_RETR, FTP_COMMAND_STOR, and SCJsonString().

Referenced by AlertJsonHeader().

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uint16_t JsonGetNextLineFromBuffer	(	const char *	buffer,
		const uint16_t	len
	)

Definition at line 1421 of file app-layer-ftp.c.

void RegisterFTPParsers

(

void

)

FTP

Definition at line 1307 of file app-layer-ftp.c.

References ALPROTO_FTP, ALPROTO_FTPDATA, AppLayerParserConfParserEnabled(), AppLayerParserRegisterDetectFlagsFuncs(), AppLayerParserRegisterDetectStateFuncs(), AppLayerParserRegisterGetFilesFunc(), AppLayerParserRegisterGetStateProgressCompletionStatus(), AppLayerParserRegisterGetStateProgressFunc(), AppLayerParserRegisterGetTx(), AppLayerParserRegisterGetTxCnt(), AppLayerParserRegisterLocalStorageFunc(), AppLayerParserRegisterLoggerFuncs(), AppLayerParserRegisterParser(), AppLayerParserRegisterParserAcceptableDataDirection(), AppLayerParserRegisterProtocolUnittests(), AppLayerParserRegisterStateFuncs(), AppLayerParserRegisterTxFreeFunc(), AppLayerProtoDetectConfProtoDetectionEnabled(), AppLayerProtoDetectRegisterProtocol(), AppLayerRegisterExpectationProto(), StreamingBufferConfig_::buf_size, StreamingBufferConfig_::Calloc, StreamingBufferConfig_::Free, FTPParserRegisterTests(), StreamingBufferConfig_::Malloc, StreamingBufferConfig_::Realloc, SCLogInfo, STREAM_TOCLIENT, and STREAM_TOSERVER.

Referenced by AppLayerParserRegisterProtocolParsers(), and GetProgramVersion().

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SC_ATOMIC_DECLARE	(	uint64_t	,
		ftp_memuse
	)

SC_ATOMIC_DECLARE	(	uint64_t	,
		ftp_memcap
	)

Variable Documentation

uint64_t ftp_config_memcap = 0

Definition at line 129 of file app-layer-ftp.c.

Referenced by FTPMemcapGlobalCounter().

const FtpCommand FtpCommands[FTP_COMMAND_MAX+1]

Definition at line 75 of file app-layer-ftp.c.