ref: 063709c92e8bafe467d384f564afbdc6b66eb39a
dir: /codec/decoder/plus/src/welsCodecTrace.cpp/
/*!
* \copy
* Copyright (c) 2013, Cisco Systems
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
*/
#ifdef WIN32
#include <windows.h>
#include <tchar.h>
#endif
#include <stdio.h>
#include <stdarg.h>
#include <string.h>
#include "crt_util_safe_x.h" // Safe CRT routines like utils for cross platforms
#include "utils.h"
#include "welsCodecTrace.h"
#include "utils.h"
#include "logging.h"
#if defined LINUX || defined SOLARIS || defined UNIX || defined MACOS //LINUX/SOLARIS/UNIX
#include <dlfcn.h>
#endif
#if defined(MACOS)
#include <carbon/carbon.h>
#include <CoreFoundation/CFBundle.h>
#endif//MACOS
//using namespace WelsDec;
namespace WelsDec {
#ifdef MACOS
static CFBundleRef LoadLibrary(const char* lpszbundle)
{
// 1.get bundle path
char cBundlePath[PATH_MAX];
memset(cBundlePath, 0, PATH_MAX);
Dl_info dlInfo;
static int sDummy;
dladdr((void_t*)&sDummy, &dlInfo);
strlcpy(cBundlePath, dlInfo.dli_fname, PATH_MAX);
char * pPath = NULL;
for(int i = 4; i > 0; i--)
{
pPath = strrchr(cBundlePath,'/');//confirmed_safe_unsafe_usage
if(pPath)
{
*pPath = 0;
}
else
{
break;
}
}
if(pPath)
{
strlcat(cBundlePath, "/", PATH_MAX);
}
else
{
return NULL;
}
strlcat(cBundlePath, lpszbundle, PATH_MAX);
FSRef bundlePath;
OSStatus iStatus = FSPathMakeRef((unsigned char*)cBundlePath, &bundlePath, NULL);
if(noErr != iStatus)
return NULL;
CFURLRef bundleURL = CFURLCreateFromFSRef(kCFAllocatorSystemDefault, &bundlePath);
if(NULL == bundleURL)
return NULL;
// 2.get bundle ref
CFBundleRef bundleRef = CFBundleCreate(kCFAllocatorSystemDefault, bundleURL);
CFRelease(bundleURL);
// Boolean bReturn = FALSE;
if(NULL != bundleRef)
{
// bReturn = CFBundleLoadExecutable(bundleRef);
}
return bundleRef;
}
static Boolean FreeLibrary(CFBundleRef bundle)
{
if(NULL != bundle)
{
// CFBundleUnloadExecutable(bundle);
CFRelease(bundle);
}
return TRUE;
}
static void_t* GetProcessAddress(CFBundleRef bundle, const char* lpszprocname)
{
if(NULL == bundle)
return NULL;
CFStringRef cfprocname = CFStringCreateWithCString(NULL,lpszprocname,CFStringGetSystemEncoding());
void_t *processAddress = CFBundleGetFunctionPointerForName(bundle,cfprocname);
CFRelease(cfprocname);
return processAddress;
}
#endif
int32_t CWelsTraceBase::SetTraceLevel(int iLevel)
{
m_iLevel = iLevel;
return 0;
}
int32_t CWelsTraceBase::Trace(const int kLevel, const str_t *kpFormat, va_list pVl)
{
if( kLevel & m_iLevel ){
str_t chWStrFormat[MAX_LOG_SIZE] = {0};
str_t chBuf[MAX_LOG_SIZE] = {0};
str_t chResult[MAX_LOG_SIZE] = {0};
const int32_t kLen = WelsStrnlen((const str_t *)"[DECODER]: ", MAX_LOG_SIZE);
WelsStrncpy(chWStrFormat, MAX_LOG_SIZE, (const str_t *)kpFormat, WelsStrnlen((const str_t *)kpFormat, MAX_LOG_SIZE));
WelsStrncpy(chBuf, MAX_LOG_SIZE, (const str_t *)"[DECODER]: ", kLen);
WelsVsprintf((chBuf + kLen), MAX_LOG_SIZE - kLen, (const str_t *)kpFormat, pVl);
WelsStrncpy(chResult, MAX_LOG_SIZE, (const str_t *)chBuf, WelsStrnlen((const str_t *)chBuf, MAX_LOG_SIZE));
WriteString(kLevel, chResult);
}
return 0;
}
CWelsTraceFile::CWelsTraceFile(const str_t * pFileName)
{
m_pTraceFile = WelsFopen(pFileName, (const str_t *)"wt");
}
CWelsTraceFile::~CWelsTraceFile()
{
if( m_pTraceFile ){
WelsFclose(m_pTraceFile);
m_pTraceFile = NULL;
}
}
int32_t CWelsTraceFile::WriteString(int32_t iLevel, const str_t * pStr)
{
int iRC = 0;
const static str_t chEnter[16] = "\n";
if( m_pTraceFile ){
iRC += WelsFwrite(pStr, 1, WelsStrnlen(pStr, MAX_LOG_SIZE), m_pTraceFile);
iRC += WelsFwrite(chEnter, 1, WelsStrnlen(chEnter, 16), m_pTraceFile);
WelsFflush(m_pTraceFile);
}
return iRC;
}
#ifdef WIN32
int32_t CWelsTraceWinDgb::WriteString(int32_t iLevel, const str_t * pStr)
{
OutputDebugStringA(pStr);
return WelsStrnlen(pStr, MAX_LOG_SIZE);//strnlen(pStr, MAX_LOG_SIZE);
}
#endif
CWelsCodecTrace::CWelsCodecTrace()
{
m_hTraceHandle = NULL;
m_fpDebugTrace = NULL;
m_fpInfoTrace = NULL;
m_fpWarnTrace = NULL;
m_fpErrorTrace = NULL;
LoadWelsTraceModule();
}
CWelsCodecTrace::~CWelsCodecTrace()
{
UnloadWelsTraceModule();
}
int32_t CWelsCodecTrace::LoadWelsTraceModule()
{
#ifdef NO_DYNAMIC_VP
m_fpDebugTrace = welsStderrTrace<WELS_LOG_DEBUG>;
m_fpInfoTrace = welsStderrTrace<WELS_LOG_INFO>;
m_fpWarnTrace = welsStderrTrace<WELS_LOG_WARNING>;
m_fpErrorTrace = welsStderrTrace<WELS_LOG_ERROR>;
#else
#if defined WIN32
HMODULE hHandle = ::LoadLibrary("welstrace.dll");
// HMODULE handle = ::LoadLibrary("contrace.dll"); // for c7 trace
if ( NULL == hHandle )
return -1;
CHAR chPath[ _MAX_PATH]= {0};
GetModuleFileName( (HMODULE)hHandle, chPath, _MAX_PATH);
m_hTraceHandle = ::LoadLibrary(chPath);
OutputDebugStringA(chPath);
if( m_hTraceHandle) {
m_fpDebugTrace = ( CM_WELS_TRACE)::GetProcAddress( ( HMODULE)m_hTraceHandle, "WELSDEBUGA");
m_fpInfoTrace = ( CM_WELS_TRACE)::GetProcAddress( ( HMODULE)m_hTraceHandle, "WELSINFOA");
m_fpWarnTrace = ( CM_WELS_TRACE)::GetProcAddress( ( HMODULE)m_hTraceHandle, "WELSWARNA");
m_fpErrorTrace = ( CM_WELS_TRACE)::GetProcAddress( ( HMODULE)m_hTraceHandle, "WELSERRORA");
}
// coverity scan uninitial
if (hHandle != NULL)
{
::FreeLibrary(hHandle);
hHandle = NULL;
}
#elif defined MACOS
m_hTraceHandle = LoadLibrary("welstrace.bundle");
if(m_hTraceHandle) {
m_fpDebugTrace = ( CM_WELS_TRACE)GetProcessAddress( (CFBundleRef)m_hTraceHandle, "WELSDEBUG2");
m_fpInfoTrace = ( CM_WELS_TRACE)GetProcessAddress( (CFBundleRef)m_hTraceHandle, "WELSINFO2");
m_fpWarnTrace = ( CM_WELS_TRACE)GetProcessAddress( (CFBundleRef)m_hTraceHandle, "WELSWARN2");
m_fpErrorTrace = ( CM_WELS_TRACE)GetProcessAddress( (CFBundleRef)m_hTraceHandle, "WELSERROR2");
}
#elif defined LINUX || defined SOLARIS || defined UNIX
//#else
// CCmString cmPath;
str_t chPath[255]= {0};
Dl_info sDlInfo;
static int iMmTPAddress;
dladdr( &iMmTPAddress, &sDlInfo);
if (NULL == sDlInfo.dli_fname)
return -1;
WelsStrncpy(chPath, 255, (const str_t*)sDlInfo.dli_fname, WelsStrnlen((const str_t*)sDlInfo.dli_fname, 255));
str_t* p = strrchr(chPath, '/');//confirmed_safe_unsafe_usage
if ( NULL == p )
return -1;
const int iLenTraceName = WelsStrnlen((const str_t*)"/libwelstrace.so", 15);
const int iCurPos = p - chPath;
if ( iCurPos + iLenTraceName < 255 )
WelsStrncpy(p, 254-iCurPos, (const str_t*)"/libwelstrace.so", iLenTraceName );
else
return -1;
m_hTraceHandle = dlopen( chPath, RTLD_LAZY);
if (m_hTraceHandle == NULL)
{
WelsFileHandle* fp = WelsFopen((const str_t*)"/tmp/trace.txt", (const str_t*)"a");
if(fp)
{
fprintf(fp, "welsCodecTrace::welsCodecTrace ===> dlopen %s fail, %s\n", chPath, dlerror());
WelsFclose(fp);
}
return -1;
}
if (m_hTraceHandle) {
m_fpDebugTrace = ( CM_WELS_TRACE)dlsym( m_hTraceHandle, "WELSDEBUG2");
m_fpInfoTrace = ( CM_WELS_TRACE)dlsym( m_hTraceHandle, "WELSINFO2");
m_fpWarnTrace = ( CM_WELS_TRACE)dlsym( m_hTraceHandle, "WELSWARN2");
m_fpErrorTrace = ( CM_WELS_TRACE)dlsym( m_hTraceHandle, "WELSERROR2");
if(m_fpDebugTrace == NULL)
{
WelsFileHandle* fp = WelsFopen((const str_t*)"/tmp/trace.txt", (const str_t*)"a");
if(fp)
{
printf("welsCodecTrace::welsCodecTrace ===> dlsym failed (WELSDEBUG2) , dlerror = %s\n", dlerror());
WelsFclose(fp);
}
return -1;
}
}
#endif
#endif // NO_DYNAMIC_VP
return 0;
}
int32_t CWelsCodecTrace::UnloadWelsTraceModule()
{
#if defined WIN32
if( m_hTraceHandle) {
::FreeLibrary( ( HMODULE)m_hTraceHandle);
}
#elif defined MACOS
if (m_hTraceHandle) {
FreeLibrary( (CFBundleRef)m_hTraceHandle);
}
#elif defined LINUX || defined SOLARIS || defined UNIX
if (m_hTraceHandle) {
::dlclose( m_hTraceHandle);
}
#endif
m_hTraceHandle = NULL;
m_fpDebugTrace = NULL;
m_fpInfoTrace = NULL;
m_fpWarnTrace = NULL;
m_fpErrorTrace = NULL;
return 0;
}
int32_t CWelsCodecTrace::WriteString(int32_t iLevel, const str_t * pStr)
{
#ifndef NO_DYNAMIC_VP
if( m_hTraceHandle )
#endif
{
#ifdef WIN32
switch(iLevel)
{
case WELS_LOG_ERROR:
if(m_fpErrorTrace)
m_fpErrorTrace("%s", pStr);
break;
case WELS_LOG_WARNING:
if(m_fpWarnTrace)
m_fpWarnTrace("%s", pStr);
break;
case WELS_LOG_INFO:
if(m_fpInfoTrace)
m_fpInfoTrace("%s", pStr);
break;
case WELS_LOG_DEBUG:
if(m_fpDebugTrace)
m_fpDebugTrace("%s", pStr);
break;
default:
if(m_fpDebugTrace)
m_fpInfoTrace("%s", pStr);
break;
}
#else
switch(iLevel)
{
case WELS_LOG_ERROR:
if(m_fpErrorTrace)
m_fpErrorTrace("CODEC", "%s", pStr);
break;
case WELS_LOG_WARNING:
if(m_fpWarnTrace)
m_fpWarnTrace("CODEC", "%s", pStr);
break;
case WELS_LOG_INFO:
if(m_fpInfoTrace)
m_fpInfoTrace("CODEC", "%s", pStr);
break;
case WELS_LOG_DEBUG:
if(m_fpInfoTrace)
m_fpInfoTrace("CODEC", "%s", pStr);
break;
default:
if(m_fpInfoTrace)
m_fpInfoTrace("CODEC", "%s", pStr);
break;
}
#endif
}
return 0;
}
IWelsTrace * CreateWelsTrace(EWelsTraceType eType, void_t * pParam)
{
IWelsTrace * pTrace = NULL;
switch(eType)
{
case Wels_Trace_Type:
pTrace = new CWelsCodecTrace();
break;
case Wels_Trace_Type_File:
pTrace = new CWelsTraceFile();
break;
#ifdef WIN32
case Wels_Trace_Type_WinDgb:
pTrace = new CWelsTraceWinDgb();
break;
#endif
default:
break;
}
return pTrace;
}
} // namespace WelsDec