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Variable Parameters Print Example

#include <stdio.h>
#include <string.h>
#include <stdarg.h>

#include "drm_korea_def.h"

#ifdef __KDRM_FSTRACE

#define LOG_BUFFER_SIZE 512
#define LOG_LINE_NUM  16

#ifdef WIN32
#define LOG_FILE     FILE *
#define LOG_OPEN(s, m)   fopen(s, m)
#define LOG_CLOSE(hLog)   fclose(hLog)
#define LOG_READ (hLog, p, x)  fread (p, x, 1, hLog)
#define LOG_WRITE(hLog, p, x) fwrite(p, x, 1, hLog)
#define LOG_PUTC(hLog, c)  fputc(c, hLog)
#define LOG_PUTS(hLog, s)  fputs(s, hLog)
#else
#define LOG_FILE     int32_t
#define LOG_OPEN(s, m)   Fopen((uint8_t *)s, (uint8_t *)m)
#define LOG_CLOSE(hLog)   Fclose(hLog)
#define LOG_READ (hLog, p, x)  Fread (hLog,  p, x)
#define LOG_WRITE(hLog, p, x) Fwrite(hLog, p, x)
#define LOG_PUTC(hLog, c)  Fputc(hLog, c)
#define LOG_PUTS(hLog, s)  Fputs(hLog, (uint8_t *)s)
#endif

static LOG_FILE fpLogfile;
static char logBuffer[LOG_BUFFER_SIZE];

void log_Init(char *logName)
{
 fpLogfile = LOG_OPEN(logName, "w+");

 if(fpLogfile > 0)
 {
  log_Print("\r\n====> Starting ... :%s %s\r\n", __TIME__, __FILE__);
 }
}

void log_Print(char *logFormat, ...)
{
 if(fpLogfile > 0)
 {
  va_list va;
  int len;

  va_start(va, logFormat);
  len = vsprintf(logBuffer, logFormat, va);
  va_end(va);

  logBuffer[len+1] = 0;

  LOG_PUTS(fpLogfile, logBuffer);
 }
}

char Hex2Dec(unsigned char bHex)
{
 bHex &= 0x0F;
 bHex += bHex<10? '0': 'A' - 10;

 return bHex;
}

void log_Dump(const unsigned char  *pCache, int u32Size, bool bBinary)
{
 int i, stride;
 unsigned char *p = (unsigned char  *)pCache;
 char cTmp;

 if(fpLogfile < 0)
  return;

 if(bBinary)
 {
  for(; p<pCache+u32Size; p+=LOG_BUFFER_SIZE)
  {
   stride = (p+LOG_BUFFER_SIZE <= pCache+u32Size)? LOG_BUFFER_SIZE: u32Size%LOG_BUFFER_SIZE;
   LOG_WRITE(fpLogfile, p, stride);
  }
 }
 else
 {
  for(; p<pCache+u32Size; p+=LOG_LINE_NUM)
  {
   stride = (p+LOG_LINE_NUM <= pCache+u32Size)? LOG_LINE_NUM:u32Size%LOG_LINE_NUM;

   for(i=0; i<stride; i++)
   {
    cTmp = Hex2Dec((p[i]&0xF0) >> 4);
    LOG_PUTC(fpLogfile, cTmp);
    cTmp = Hex2Dec(p[i]&0x0F);
    LOG_PUTC(fpLogfile, cTmp);
    LOG_PUTC(fpLogfile, ' ');
    if(i== (LOG_LINE_NUM/2 - 1))
    {
     LOG_PUTC(fpLogfile, '-');
     LOG_PUTC(fpLogfile, ' ');
    }
   }

   LOG_PUTC(fpLogfile, '\n');
  }
 }
}

void log_Terminate(void)
{
 if(fpLogfile > 0)
 {
  log_Print("<==== Stopping ... :%s\r\n", __TIME__);
  LOG_CLOSE(fpLogfile);
 }
}

#endif //__KDRM_FSTRACE

posted on 2007-01-19 17:55 HUYU 阅读(332) 评论(0)  编辑 收藏 引用