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#pragma comment(lib,"crypt32")
#include <windows.h>
#include <stdio.h>
#include <tchar.h>
//+-------------------------------------------------------------------------
// convert formatted string to binary
// If cchString is 0, then pszString is NULL terminated and
// cchString is obtained via strlen() + 1.
// dwFlags defines string format
// if pbBinary is NULL, *pcbBinary returns the size of required memory
// *pdwSkip returns the character count of skipped strings, optional
// *pdwFlags returns the actual format used in the conversion, optional
//--------------------------------------------------------------------------
BOOL
WINAPI
CryptStringToBinaryA(
IN LPCSTR pszString,
IN DWORD cchString,
IN DWORD dwFlags,
IN BYTE *pbBinary,
IN OUT DWORD *pcbBinary,
OUT DWORD *pdwSkip, //OPTIONAL
OUT DWORD *pdwFlags //OPTIONAL
);
//+-------------------------------------------------------------------------
// convert formatted string to binary
// If cchString is 0, then pszString is NULL terminated and
// cchString is obtained via strlen() + 1.
// dwFlags defines string format
// if pbBinary is NULL, *pcbBinary returns the size of required memory
// *pdwSkip returns the character count of skipped strings, optional
// *pdwFlags returns the actual format used in the conversion, optional
//--------------------------------------------------------------------------
BOOL
WINAPI
CryptStringToBinaryW(
IN LPCWSTR pszString,
IN DWORD cchString,
IN DWORD dwFlags,
IN BYTE *pbBinary,
IN OUT DWORD *pcbBinary,
OUT DWORD *pdwSkip, //OPTIONAL
OUT DWORD *pdwFlags //OPTIONAL
);
#ifdef UNICODE
#define CryptStringToBinary CryptStringToBinaryW
#else
#define CryptStringToBinary CryptStringToBinaryA
#endif // !UNICODE
//+-------------------------------------------------------------------------
// convert binary to formatted string
// dwFlags defines string format
// if pszString is NULL, *pcchString returns the size of required memory in byte
//--------------------------------------------------------------------------
BOOL
WINAPI
CryptBinaryToStringA(
IN CONST BYTE *pbBinary,
IN DWORD cbBinary,
IN DWORD dwFlags,
IN LPSTR pszString,
IN OUT DWORD *pcchString
);
//+-------------------------------------------------------------------------
// convert binary to formatted string
// dwFlags defines string format
// if pszString is NULL, *pcchString returns the size of required memory in byte
//--------------------------------------------------------------------------
BOOL
WINAPI
CryptBinaryToStringW(
IN CONST BYTE *pbBinary,
IN DWORD cbBinary,
IN DWORD dwFlags,
IN LPWSTR pszString,
IN OUT DWORD *pcchString
);
#ifdef UNICODE
#define CryptBinaryToString CryptBinaryToStringW
#else
#define CryptBinaryToString CryptBinaryToStringA
#endif // !UNICODE
// dwFlags has the following defines
#define CRYPT_STRING_BASE64HEADER 0x00000000
#define CRYPT_STRING_BASE64 0x00000001
#define CRYPT_STRING_BINARY 0x00000002
#define CRYPT_STRING_BASE64REQUESTHEADER 0x00000003
#define CRYPT_STRING_HEX 0x00000004
#define CRYPT_STRING_HEXASCII 0x00000005
#define CRYPT_STRING_BASE64_ANY 0x00000006
#define CRYPT_STRING_ANY 0x00000007
#define CRYPT_STRING_HEX_ANY 0x00000008
#define CRYPT_STRING_BASE64X509CRLHEADER 0x00000009
#define CRYPT_STRING_HEXADDR 0x0000000a
#define CRYPT_STRING_HEXASCIIADDR 0x0000000b
#define CRYPT_STRING_NOCR 0x80000000
// CryptBinaryToString uses the following flags
// CRYPT_STRING_BASE64HEADER - base64 format with certificate begin
// and end headers
// CRYPT_STRING_BASE64 - only base64 without headers
// CRYPT_STRING_BINARY - pure binary copy
// CRYPT_STRING_BASE64REQUESTHEADER - base64 format with request begin
// and end headers
// CRYPT_STRING_BASE64X509CRLHEADER - base64 format with x509 crl begin
// and end headers
// CRYPT_STRING_HEX - only hex format
// CRYPT_STRING_HEXASCII - hex format with ascii char display
// CRYPT_STRING_HEXADDR - hex format with address display
// CRYPT_STRING_HEXASCIIADDR - hex format with ascii char and address display
//
// CryptBinaryToString accepts CRYPT_STRING_NOCR or'd into one of the above.
// When set, line breaks contain only LF, instead of CR-LF pairs.
// CryptStringToBinary uses the following flags
// CRYPT_STRING_BASE64_ANY tries the following, in order:
// CRYPT_STRING_BASE64HEADER
// CRYPT_STRING_BASE64
// CRYPT_STRING_ANY tries the following, in order:
// CRYPT_STRING_BASE64_ANY
// CRYPT_STRING_BINARY -- should always succeed
// CRYPT_STRING_HEX_ANY tries the following, in order:
// CRYPT_STRING_HEXADDR
// CRYPT_STRING_HEXASCIIADDR
// CRYPT_STRING_HEXASCII
// CRYPT_STRING_HEX
char *flags[12]={
"CRYPT_STRING_BASE64HEADER",
"CRYPT_STRING_BASE64",
"CRYPT_STRING_BINARY",
"CRYPT_STRING_BASE64REQUESTHEADER",
"CRYPT_STRING_HEX",
"CRYPT_STRING_HEXASCII",
"CRYPT_STRING_BASE64_ANY",
"CRYPT_STRING_ANY",
"CRYPT_STRING_HEX_ANY",
"CRYPT_STRING_BASE64X509CRLHEADER",
"CRYPT_STRING_HEXADDR",
"CRYPT_STRING_HEXASCIIADDR",
};
#define MAXC 1024
BYTE b[22]={
0x00,0x01,0x02,0x03,0x04,0x05,0x06,0x07,0x08,0x09,0x0A,0x0B,0x0C,0x0D,0x0E,0x0F,
0x41,0x42,0xB0,0xA1,0x4A,0x55,
};
BOOL r;
DWORD len,dwFlags;
TCHAR s[MAXC];
int _tmain() {
_tprintf(_T("API CryptBinaryToString in crypt32.dll Demonstration:\n"));
for (dwFlags=0;dwFlags<12;dwFlags++) {
if (dwFlags==2
|| dwFlags==6
|| dwFlags==7
|| dwFlags==8) continue;
r=CryptBinaryToString(b,22,dwFlags,NULL,&len);
if (!r) {
_tprintf(_T("CryptBinaryToString error!\n"));
return 1;
}
if (len>MAXC) {
_tprintf(_T("%d==len>MAXC==%d!\n"),len,MAXC);
return 2;
}
r=CryptBinaryToString(b,22,dwFlags,s,&len);
if (!r) {
_tprintf(_T("CryptBinaryToString error!\n"));
return 3;
}
_tprintf(_T("\n%s:[\n%s]\n"),flags[dwFlags],s);
}
return 0;
}
//API CryptBinaryToString in crypt32.dll Demonstration:
//
//CRYPT_STRING_BASE64HEADER:[
//-----BEGIN CERTIFICATE-----
//AAECAwQFBgcICQoLDA0OD0FCsKFKVQ==
//-----END CERTIFICATE-----
//]
//
//CRYPT_STRING_BASE64:[
//AAECAwQFBgcICQoLDA0OD0FCsKFKVQ==
//]
//
//CRYPT_STRING_BASE64REQUESTHEADER:[
//-----BEGIN NEW CERTIFICATE REQUEST-----
//AAECAwQFBgcICQoLDA0OD0FCsKFKVQ==
//-----END NEW CERTIFICATE REQUEST-----
//]
//
//CRYPT_STRING_HEX:[
// 00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f
// 41 42 b0 a1 4a 55
//]
//
//CRYPT_STRING_HEXASCII:[
// 00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f ................
// 41 42 b0 a1 4a 55 AB..JU
//]
//
//CRYPT_STRING_BASE64X509CRLHEADER:[
//-----BEGIN X509 CRL-----
//AAECAwQFBgcICQoLDA0OD0FCsKFKVQ==
//-----END X509 CRL-----
//]
//
//CRYPT_STRING_HEXADDR:[
//0000 00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f
//0010 41 42 b0 a1 4a 55
//]
//
//CRYPT_STRING_HEXASCIIADDR:[
//0000 00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f ................
//0010 41 42 b0 a1 4a 55 AB..JU
//]
//
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#define BASE64_VALUE_SZ 256
int base64_value[BASE64_VALUE_SZ];
const unsigned char alphabet[65] = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
class Base64Utility {
public:
Base64Utility();
int base64_encode(char *src, int srclen, char *dst, int tail);
int base64_decode(char *src, int srclen, char *dst);
private:
void base_64_init(void);
};
Base64Utility::Base64Utility() {
base_64_init();
}
void Base64Utility::base_64_init(void) {
int i;
for (i = 0; i < BASE64_VALUE_SZ; i++) base64_value[i] = -1;
for (i = 0; i < 64; i++) base64_value[(int) alphabet[i]] = i;
base64_value['='] = 0;
}
int Base64Utility::base64_encode(char *src, int srclen, char *dst, int tail) {
int bits, char_count, len;
char *o_char, *lim, *o_lim;
unsigned char c;
if ( !src || !dst) return 0;
len = srclen;
lim = src + len;
o_char = dst;
o_lim = dst + (len*4)/3 + 1;
char_count = 0;
bits = 0;
while ( (src < lim) && (o_char < o_lim)) {
c = *(src++);
bits += c;
char_count++;
if (char_count == 3) {
*(o_char++) = alphabet[bits >> 18];
*(o_char++) = alphabet[(bits >> 12) & 0x3f];
*(o_char++) = alphabet[(bits >> 6) & 0x3f];
*(o_char++) = alphabet[bits & 0x3f];
bits = 0;
char_count = 0;
} else {
bits <<= 8;
}
}
if (char_count != 0) {
bits <<= 16 - (8 * char_count);
*(o_char++) = alphabet[bits >> 18];
*(o_char++) = alphabet[(bits >> 12) & 0x3f];
if (char_count == 1) {
if (tail) {
*(o_char++) = '=';
*(o_char++) = '=';
}
} else {
*(o_char++) = alphabet[(bits >> 6) & 0x3f];
if (tail) {
*(o_char++) = '=';
}
}
}
*(o_char) = 0;
return strlen(dst);
}
int Base64Utility::base64_decode(char *src, int srclen, char *dst) {
int j;
unsigned int k;
int c, base_result_sz;
long val;
if (!src || !dst) return 0;
base_result_sz = srclen;
val = c = 0;
for (j = 0; *src; src++) {
k = (int) *src % BASE64_VALUE_SZ;
if (base64_value[k] < 0) continue;
val <<= 6;
val += base64_value[k];
if (++c < 4) continue;
dst[j++] = (char) (val >> 16);
dst[j++] = (val >> 8) & 0xff;
dst[j++] = val & 0xff;
val = c = 0;
}
switch (c) {
case 2://xxxxxx xx0000
dst[j++] = (val >> 4) & 0xff;
break;
case 3://XXXXXX XXxxxx xxxx00
dst[j++] = (char) (val >> 10);
dst[j++] = (val >> 2) & 0xff;
break;
}
return j;
}
Base64Utility b64u;
#define MAXLENS 1024768
#define MAXLEND 1366360
char bufd[MAXLEND];
char bufs[MAXLENS];
FILE *fs,*fd;
int fsize;
int main(int argc,char *argv[]) {
if (argc<4) {
USE:
printf("%s <-e|-E|-d> srcfile desfile\n",argv[0]);
return 1;
}
if (stricmp(argv[1],"-e") && stricmp(argv[1],"-d")) goto USE;
if (0==stricmp(argv[1],"-e")) {
fs=fopen(argv[2],"rb");
if (NULL==fs) {
printf("Can not open file %s!\n",argv[2]);
return 2;
}
fsize=fread(bufs,1,MAXLENS,fs);
if (fsize<=0) {
fclose(fs);
printf("Can not read file %s!\n",argv[2]);
return 3;
}
if (MAXLENS==fsize) printf("Warning: Up to %d bytes.\n",MAXLENS);
fclose(fs);
b64u.base64_encode(bufs,fsize,bufd,('E'==argv[2][1]));
fd=fopen(argv[3],"w");
if (NULL==fd) {
printf("Can not create file %s!\n",argv[3]);
return 4;
}
fprintf(fd,"%s",bufd);
fclose(fd);
} else {//0==stricmp(argv[1],"-d")
fd=fopen(argv[2],"rb");
if (NULL==fd) {
printf("Can not open file %s!\n",argv[2]);
return 2;
}
fsize=fread(bufd,1,MAXLEND,fd);
if (fsize<=0) {
fclose(fd);
printf("Can not read file %s!\n",argv[2]);
return 3;
}
if (MAXLEND==fsize) printf("Warning: Up to %d bytes.\n",MAXLEND);
fclose(fd);
fsize=b64u.base64_decode(bufd,fsize,bufs);
fs=fopen(argv[3],"wb");
if (NULL==fs) {
printf("Can not create file %s!\n",argv[3]);
return 4;
}
if (fsize!=(int)fwrite(bufs,1,fsize,fs)) {
printf("Write %s error!\n",argv[3]);
fclose(fs);
return 5;
}
fclose(fs);
}
return 0;
}
//循环向a函数每次发送200个字节长度(这个是固定的)的buffer,
//a函数中需要将循环传进来的buffer,组成240字节(也是固定的)的新buffer进行处理,
//在处理的时候每次从新buffer中取两个字节打印
#ifdef WIN32
#pragma warning(disable:4996)
#endif
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#ifdef WIN32
#include <windows.h>
#include <process.h>
#include <io.h>
#define MYVOID void
#define vsnprintf _vsnprintf
#else
#include <unistd.h>
#include <sys/time.h>
#include <pthread.h>
#define CRITICAL_SECTION pthread_mutex_t
#define MYVOID void *
#endif
//Log{
#define MAXLOGSIZE 20000000
#define MAXLINSIZE 16000
#include <time.h>
#include <sys/timeb.h>
#include <stdarg.h>
char logfilename1[]="MyLog1.log";
char logfilename2[]="MyLog2.log";
static char logstr[MAXLINSIZE+1];
char datestr[16];
char timestr[16];
char mss[4];
CRITICAL_SECTION cs_log;
FILE *flog;
#ifdef WIN32
void Lock(CRITICAL_SECTION *l) {
EnterCriticalSection(l);
}
void Unlock(CRITICAL_SECTION *l) {
LeaveCriticalSection(l);
}
void sleep_ms(int ms) {
Sleep(ms);
}
#else
void Lock(CRITICAL_SECTION *l) {
pthread_mutex_lock(l);
}
void Unlock(CRITICAL_SECTION *l) {
pthread_mutex_unlock(l);
}
void sleep_ms(int ms) {
usleep(ms*1000);
}
#endif
void LogV(const char *pszFmt,va_list argp) {
struct tm *now;
struct timeb tb;
if (NULL==pszFmt||0==pszFmt[0]) return;
vsnprintf(logstr,MAXLINSIZE,pszFmt,argp);
ftime(&tb);
now=localtime(&tb.time);
sprintf(datestr,"%04d-%02d-%02d",now->tm_year+1900,now->tm_mon+1,now->tm_mday);
sprintf(timestr,"%02d:%02d:%02d",now->tm_hour ,now->tm_min ,now->tm_sec );
sprintf(mss,"%03d",tb.millitm);
printf("%s %s.%s %s",datestr,timestr,mss,logstr);
flog=fopen(logfilename1,"a");
if (NULL!=flog) {
fprintf(flog,"%s %s.%s %s",datestr,timestr,mss,logstr);
if (ftell(flog)>MAXLOGSIZE) {
fclose(flog);
if (rename(logfilename1,logfilename2)) {
remove(logfilename2);
rename(logfilename1,logfilename2);
}
} else {
fclose(flog);
}
}
}
void Log(const char *pszFmt,...) {
va_list argp;
Lock(&cs_log);
va_start(argp,pszFmt);
LogV(pszFmt,argp);
va_end(argp);
Unlock(&cs_log);
}
//Log}
#define ASIZE 200
#define BSIZE 240
#define CSIZE 2
char Abuf[ASIZE];
char Cbuf[CSIZE];
CRITICAL_SECTION cs_HEX ;
CRITICAL_SECTION cs_BBB ;
struct FIFO_BUFFER {
int head;
int tail;
int size;
char data[BSIZE];
} BBB;
int No_Loop=0;
void HexDump(int cn,char *buf,int len) {
int i,j,k;
char binstr[80];
Lock(&cs_HEX);
for (i=0;i<len;i++) {
if (0==(i%16)) {
sprintf(binstr,"%03d %04x -",cn,i);
sprintf(binstr,"%s %02x",binstr,(unsigned char)buf[i]);
} else if (15==(i%16)) {
sprintf(binstr,"%s %02x",binstr,(unsigned char)buf[i]);
sprintf(binstr,"%s ",binstr);
for (j=i-15;j<=i;j++) {
sprintf(binstr,"%s%c",binstr,('!'<buf[j]&&buf[j]<='~')?buf[j]:'.');
}
Log("%s\n",binstr);
} else {
sprintf(binstr,"%s %02x",binstr,(unsigned char)buf[i]);
}
}
if (0!=(i%16)) {
k=16-(i%16);
for (j=0;j<k;j++) {
sprintf(binstr,"%s ",binstr);
}
sprintf(binstr,"%s ",binstr);
k=16-k;
for (j=i-k;j<i;j++) {
sprintf(binstr,"%s%c",binstr,('!'<buf[j]&&buf[j]<='~')?buf[j]:'.');
}
Log("%s\n",binstr);
}
Unlock(&cs_HEX);
}
int GetFromRBuf(int cn,CRITICAL_SECTION *cs,FIFO_BUFFER *fbuf,char *buf,int len) {
int lent,len1,len2;
lent=0;
Lock(cs);
if (fbuf->size>=len) {
lent=len;
if (fbuf->head+lent>BSIZE) {
len1=BSIZE-fbuf->head;
memcpy(buf ,fbuf->data+fbuf->head,len1);
len2=lent-len1;
memcpy(buf+len1,fbuf->data ,len2);
fbuf->head=len2;
} else {
memcpy(buf ,fbuf->data+fbuf->head,lent);
fbuf->head+=lent;
}
fbuf->size-=lent;
}
Unlock(cs);
return lent;
}
MYVOID thdB(void *pcn) {
char *recv_buf;
int recv_nbytes;
int cn;
int wc;
int pb;
cn=(int)pcn;
Log("%03d thdB thread begin...\n",cn);
while (1) {
sleep_ms(10);
recv_buf=(char *)Cbuf;
recv_nbytes=CSIZE;
wc=0;
while (1) {
pb=GetFromRBuf(cn,&cs_BBB,&BBB,recv_buf,recv_nbytes);
if (pb) {
Log("%03d recv %d bytes\n",cn,pb);
HexDump(cn,recv_buf,pb);
sleep_ms(1);
} else {
sleep_ms(1000);
}
if (No_Loop) break;//
wc++;
if (wc>3600) Log("%03d %d==wc>3600!\n",cn,wc);
}
if (No_Loop) break;//
}
#ifndef WIN32
pthread_exit(NULL);
#endif
}
int PutToRBuf(int cn,CRITICAL_SECTION *cs,FIFO_BUFFER *fbuf,char *buf,int len) {
int lent,len1,len2;
Lock(cs);
lent=len;
if (fbuf->size+lent>BSIZE) {
lent=BSIZE-fbuf->size;
}
if (fbuf->tail+lent>BSIZE) {
len1=BSIZE-fbuf->tail;
memcpy(fbuf->data+fbuf->tail,buf ,len1);
len2=lent-len1;
memcpy(fbuf->data ,buf+len1,len2);
fbuf->tail=len2;
} else {
memcpy(fbuf->data+fbuf->tail,buf ,lent);
fbuf->tail+=lent;
}
fbuf->size+=lent;
Unlock(cs);
return lent;
}
MYVOID thdA(void *pcn) {
char *send_buf;
int send_nbytes;
int cn;
int wc;
int a;
int pa;
cn=(int)pcn;
Log("%03d thdA thread begin...\n",cn);
a=0;
while (1) {
sleep_ms(100);
memset(Abuf,a,ASIZE);
a=(a+1)%256;
if (16==a) {No_Loop=1;break;}//去掉这句可以让程序一直循环直到按Ctrl+C或Ctrl+Break或当前目录下存在文件No_Loop
send_buf=(char *)Abuf;
send_nbytes=ASIZE;
Log("%03d sending %d bytes\n",cn,send_nbytes);
HexDump(cn,send_buf,send_nbytes);
wc=0;
while (1) {
pa=PutToRBuf(cn,&cs_BBB,&BBB,send_buf,send_nbytes);
Log("%03d sent %d bytes\n",cn,pa);
HexDump(cn,send_buf,pa);
send_buf+=pa;
send_nbytes-=pa;
if (send_nbytes<=0) break;//
sleep_ms(1000);
if (No_Loop) break;//
wc++;
if (wc>3600) Log("%03d %d==wc>3600!\n",cn,wc);
}
if (No_Loop) break;//
}
#ifndef WIN32
pthread_exit(NULL);
#endif
}
int main() {
#ifdef WIN32
InitializeCriticalSection(&cs_log);
InitializeCriticalSection(&cs_HEX );
InitializeCriticalSection(&cs_BBB );
#else
pthread_t threads[2];
int threadsN;
int rc;
pthread_mutex_init(&cs_log,NULL);
pthread_mutex_init(&cs_HEX,NULL);
pthread_mutex_init(&cs_BBB,NULL);
#endif
Log("Start===========================================================\n");
BBB.head=0;
BBB.tail=0;
BBB.size=0;
#ifdef WIN32
_beginthread((void(__cdecl *)(void *))thdA,0,(void *)1);
_beginthread((void(__cdecl *)(void *))thdB,0,(void *)2);
#else
threadsN=0;
rc=pthread_create(&(threads[threadsN++]),NULL,thdA,(void *)1);if (rc) Log("%d=pthread_create %d error!\n",rc,threadsN-1);
rc=pthread_create(&(threads[threadsN++]),NULL,thdB,(void *)2);if (rc) Log("%d=pthread_create %d error!\n",rc,threadsN-1);
#endif
if (!access("No_Loop",0)) {
remove("No_Loop");
if (!access("No_Loop",0)) {
No_Loop=1;
}
}
while (1) {
sleep_ms(1000);
if (No_Loop) break;//
if (!access("No_Loop",0)) {
No_Loop=1;
}
}
sleep_ms(3000);
Log("End=============================================================\n");
#ifdef WIN32
DeleteCriticalSection(&cs_BBB );
DeleteCriticalSection(&cs_HEX );
DeleteCriticalSection(&cs_log);
#else
pthread_mutex_destroy(&cs_BBB);
pthread_mutex_destroy(&cs_HEX);
pthread_mutex_destroy(&cs_log);
#endif
return 0;
}
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#ifdef WIN32
#include <windows.h>
#include <io.h>
#else
#include <unistd.h>
#include <sys/time.h>
#include <pthread.h>
#define CRITICAL_SECTION pthread_mutex_t
#define _vsnprintf vsnprintf
#endif
//Log{
#define MAXLOGSIZE 20000000
#define MAXLINSIZE 16000
#include <time.h>
#include <sys/timeb.h>
#include <stdarg.h>
char logfilename1[]="MyLog1.log";
char logfilename2[]="MyLog2.log";
static char logstr[MAXLINSIZE+1];
char datestr[16];
char timestr[16];
char mss[4];
CRITICAL_SECTION cs_log;
FILE *flog;
#ifdef WIN32
void Lock(CRITICAL_SECTION *l) {
EnterCriticalSection(l);
}
void Unlock(CRITICAL_SECTION *l) {
LeaveCriticalSection(l);
}
#else
void Lock(CRITICAL_SECTION *l) {
pthread_mutex_lock(l);
}
void Unlock(CRITICAL_SECTION *l) {
pthread_mutex_unlock(l);
}
#endif
void LogV(const char *pszFmt,va_list argp) {
struct tm *now;
struct timeb tb;
if (NULL==pszFmt||0==pszFmt[0]) return;
_vsnprintf(logstr,MAXLINSIZE,pszFmt,argp);
ftime(&tb);
now=localtime(&tb.time);
sprintf(datestr,"%04d-%02d-%02d",now->tm_year+1900,now->tm_mon+1,now->tm_mday);
sprintf(timestr,"%02d:%02d:%02d",now->tm_hour ,now->tm_min ,now->tm_sec );
sprintf(mss,"%03d",tb.millitm);
printf("%s %s.%s %s",datestr,timestr,mss,logstr);
flog=fopen(logfilename1,"a");
if (NULL!=flog) {
fprintf(flog,"%s %s.%s %s",datestr,timestr,mss,logstr);
if (ftell(flog)>MAXLOGSIZE) {
fclose(flog);
if (rename(logfilename1,logfilename2)) {
remove(logfilename2);
rename(logfilename1,logfilename2);
}
} else {
fclose(flog);
}
}
}
void Log(const char *pszFmt,...) {
va_list argp;
Lock(&cs_log);
va_start(argp,pszFmt);
LogV(pszFmt,argp);
va_end(argp);
Unlock(&cs_log);
}
//Log}
int main(int argc,char * argv[]) {
int i;
#ifdef WIN32
InitializeCriticalSection(&cs_log);
#else
pthread_mutex_init(&cs_log,NULL);
#endif
for (i=0;i<10000;i++) {
Log("This is a Log %04d from FILE:%s LINE:%d\n",i, __FILE__, __LINE__);
}
#ifdef WIN32
DeleteCriticalSection(&cs_log);
#else
pthread_mutex_destroy(&cs_log);
#endif
return 0;
}
//1-78行添加到你带main的.c或.cpp的那个文件的最前面
//81-85行添加到你的main函数开头
//89-93行添加到你的main函数结束前
//在要写LOG的地方仿照第87行的写法写LOG到文件MyLog1.log中