/*!

 * \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 "welsCodecTrace.h"

#include "utils.h"

static void welsStderrTrace (void* ctx, int level, const char* string) {

  fprintf (stderr, "%s\n", string);

}

welsCodecTrace::welsCodecTrace() {

  m_iTraceLevel = WELS_LOG_DEFAULT;

  m_fpTrace = welsStderrTrace;

  m_pTraceCtx = NULL;

  m_sLogCtx.pLogCtx = this;

  m_sLogCtx.pfLog = StaticCodecTrace;

  m_sLogCtx.pCodecInstance = NULL;

}

welsCodecTrace::~welsCodecTrace() {

  m_fpTrace = NULL;

}

void welsCodecTrace::StaticCodecTrace (void* pCtx, const int32_t iLevel, const char* Str_Format, va_list vl) {

  welsCodecTrace* self = (welsCodecTrace*) pCtx;

  self->CodecTrace (iLevel, Str_Format, vl);

}

void welsCodecTrace::CodecTrace (const int32_t iLevel, const char* Str_Format, va_list vl) {

  if (m_iTraceLevel < iLevel) {

    return;

  }

  char pBuf[MAX_LOG_SIZE] = {0};

  WelsVsnprintf (pBuf, MAX_LOG_SIZE, Str_Format, vl); // confirmed_safe_unsafe_usage

  if (m_fpTrace) {

    m_fpTrace (m_pTraceCtx, iLevel, pBuf);

  }

}

void welsCodecTrace::SetCodecInstance (void* pCodecInstance) {

  m_sLogCtx.pCodecInstance = pCodecInstance;

}

void welsCodecTrace::SetTraceLevel (const int32_t iLevel) {

  if (iLevel >= 0)

    m_iTraceLevel = iLevel;

}

void welsCodecTrace::SetTraceCallback (WelsTraceCallback func) {

  m_fpTrace = func;

}

void welsCodecTrace::SetTraceCallbackContext (void* ctx) {

  m_pTraceCtx = ctx;

}