src: remove some unused functions

src/detect-engine.c

@@ -1392,15 +1392,6 @@ const char *DetectEngineBufferTypeGetDescriptionById(const DetectEngineCtx *de_c
     return exists->description;
 }
 
-const char *DetectBufferTypeGetDescriptionByName(const char *name)
-{
-    const DetectBufferType *exists = DetectBufferTypeLookupByName(name);
-    if (!exists) {
-        return NULL;
-    }
-    return exists->description;
-}
-
 void DetectEngineBufferTypeSupportsFrames(DetectEngineCtx *de_ctx, const char *name)
 {
     DetectBufferType *exists = DetectEngineBufferTypeLookupByName(de_ctx, name);

src/detect-engine.h

@@ -41,7 +41,6 @@ void DetectBufferTypeSupportsMultiInstance(const char *name);
 int DetectBufferTypeMaxId(void);
 void DetectBufferTypeCloseRegistration(void);
 void DetectBufferTypeSetDescriptionByName(const char *name, const char *desc);
-const char *DetectBufferTypeGetDescriptionByName(const char *name);
 void DetectBufferTypeRegisterSetupCallback(const char *name,
         void (*Callback)(const DetectEngineCtx *, Signature *));
 void DetectBufferTypeRegisterValidateCallback(

src/stream-tcp.c

@@ -7264,13 +7264,6 @@ const char *StreamTcpStateAsString(const enum TcpState state)
     return tcp_state;
 }
 
-const char *StreamTcpSsnStateAsString(const TcpSession *ssn)
-{
-    if (ssn == NULL)
-        return NULL;
-    return StreamTcpStateAsString(ssn->state);
-}
-
 #ifdef UNITTESTS
 #include "tests/stream-tcp.c"
 #endif

src/stream-tcp.h

@@ -156,7 +156,6 @@ void StreamReassembleRawUpdateProgress(TcpSession *ssn, Packet *p, const uint64_
 void StreamTcpDetectLogFlush(ThreadVars *tv, StreamTcpThread *stt, Flow *f, Packet *p, PacketQueueNoLock *pq);
 
 const char *StreamTcpStateAsString(const enum TcpState);
-const char *StreamTcpSsnStateAsString(const TcpSession *ssn);
 
 enum ExceptionPolicy StreamTcpSsnMemcapGetExceptionPolicy(void);
 enum ExceptionPolicy StreamTcpReassemblyMemcapGetExceptionPolicy(void);

src/util-error.c

@@ -29,28 +29,3 @@
 #include "util-error.h"
 
 thread_local SCError sc_errno = SC_OK;
-#define CASE_CODE(E)  case E: return #E
-
-/**
- * \brief Maps the error code, to its string equivalent
- *
- * \param The error code
- *
- * \retval The string equivalent for the error code
- */
-const char * SCErrorToString(SCError err)
-{
-    switch (err) {
-        CASE_CODE (SC_OK);
-
-        CASE_CODE(SC_ENOMEM);
-        CASE_CODE(SC_EINVAL);
-        CASE_CODE(SC_ELIMIT);
-        CASE_CODE(SC_EEXIST);
-        CASE_CODE(SC_ENOENT);
-
-        CASE_CODE (SC_ERR_MAX);
-    }
-
-    return "UNKNOWN_ERROR";
-}

src/util-error.h

@@ -35,8 +35,6 @@ typedef enum {
     SC_ERR_MAX
 } SCError;
 
-const char *SCErrorToString(SCError);
-
 #include "threads.h"
 
 extern thread_local SCError sc_errno;