异常信息如下:
1:
0x00007FFD4F5E7788 处(位于 AddressBook.exe 中)引发的异常: Microsoft C++ 异常: Roaming::RoamingCacheException,位于内存位置 0x000000AD8BEFBEA0 处。
0x00007FFD4F5E7788 处(位于 AddressBook.exe 中)引发的异常: Microsoft C++ 异常: [rethrow],位于内存位置 0x0000000000000000 处。2:
f:\dd\vctools\vc7libs\ship\atlmfc\src\mfc\dbcore.cpp(616) : AppMsg - Warning: ODBC Success With Info, f:\dd\vctools\vc7libs\ship\atlmfc\src\mfc\dbcore.cpp(174) : AppMsg - 驱动程序的 SQLSetConnectAttr 失败
f:\dd\vctools\vc7libs\ship\atlmfc\src\mfc\dbcore.cpp(174) : AppMsg - State:IM006,Native:0,Origin:[Microsoft][ODBC 驱动程序管理器]
f:\dd\vctools\vc7libs\ship\atlmfc\src\mfc\dbcore.cpp(954) : AppMsg - DBMS: ACCESS
f:\dd\vctools\vc7libs\ship\atlmfc\src\mfc\dbcore.cpp(958) : AppMsg - Version: 12.00.0000
f:\dd\vctools\vc7libs\ship\atlmfc\src\mfc\dbcore.cpp(964) : AppMsg - ODBC Driver Manager Version: 03.80.00003:
0x00007FFD4F5E7788 (KernelBase.dll)处(位于 AddressBook.exe 中)引发的异常: 0x0000071A: The remote procedure call was canceled, or if a call time-out was specified, the call timed out。ODBC连接数据库的代码,大家都很熟悉的。以前使用Net2013编制X86程序时也没这些问题。
现在在WIn10X64下编译就出现了。仔细调试还是在连接数据库那里出现的(使用的是CDatabase的OpenEx)
数据库异常、内存异常和其它异常都捕捉不到。
数据源设置也没问题。但运行时,输出那里总是出现这几个异常。
我找不出原因,请大虾帮帮忙。
1:
0x00007FFD4F5E7788 处(位于 AddressBook.exe 中)引发的异常: Microsoft C++ 异常: Roaming::RoamingCacheException,位于内存位置 0x000000AD8BEFBEA0 处。
0x00007FFD4F5E7788 处(位于 AddressBook.exe 中)引发的异常: Microsoft C++ 异常: [rethrow],位于内存位置 0x0000000000000000 处。2:
f:\dd\vctools\vc7libs\ship\atlmfc\src\mfc\dbcore.cpp(616) : AppMsg - Warning: ODBC Success With Info, f:\dd\vctools\vc7libs\ship\atlmfc\src\mfc\dbcore.cpp(174) : AppMsg - 驱动程序的 SQLSetConnectAttr 失败
f:\dd\vctools\vc7libs\ship\atlmfc\src\mfc\dbcore.cpp(174) : AppMsg - State:IM006,Native:0,Origin:[Microsoft][ODBC 驱动程序管理器]
f:\dd\vctools\vc7libs\ship\atlmfc\src\mfc\dbcore.cpp(954) : AppMsg - DBMS: ACCESS
f:\dd\vctools\vc7libs\ship\atlmfc\src\mfc\dbcore.cpp(958) : AppMsg - Version: 12.00.0000
f:\dd\vctools\vc7libs\ship\atlmfc\src\mfc\dbcore.cpp(964) : AppMsg - ODBC Driver Manager Version: 03.80.00003:
0x00007FFD4F5E7788 (KernelBase.dll)处(位于 AddressBook.exe 中)引发的异常: 0x0000071A: The remote procedure call was canceled, or if a call time-out was specified, the call timed out。ODBC连接数据库的代码,大家都很熟悉的。以前使用Net2013编制X86程序时也没这些问题。
现在在WIn10X64下编译就出现了。仔细调试还是在连接数据库那里出现的(使用的是CDatabase的OpenEx)
数据库异常、内存异常和其它异常都捕捉不到。
数据源设置也没问题。但运行时,输出那里总是出现这几个异常。
我找不出原因,请大虾帮帮忙。
VC ++ 14.0
//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 _MSC_VER
#pragma warning(disable:4996)
#endif
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#ifdef _MSC_VER
#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 _MSC_VER
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,struct 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 _MSC_VER
pthread_exit(NULL);
#endif
}
int PutToRBuf(int cn,CRITICAL_SECTION *cs,struct 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 _MSC_VER
pthread_exit(NULL);
#endif
}
int main() {
#ifdef _MSC_VER
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 _MSC_VER
_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 _MSC_VER
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;
}
内存异常
其它异常都用代码捕捉的,就是捕捉不到出问题的就打开数据这句,不用这句就没得异常,晕//2)检查数据库的打开情况,如果没有连接就尝试打开连接
if (!pDb->IsOpen())
{//只捕捉数据库异常,不捕捉内存异常
TRY
{
pDb->OpenEx(_T("DSN=") + CurPState.strODBCDSNName + _T(";UID=") + CurPState.strDbLogName
+ _T(";PWD=") + CurPState.strDbPwd, CDatabase::noOdbcDialog);//测试这种写法没有问题
}
CATCH(CDBException, e) //捕捉数据库异常
{//如果数据库还没有打开,弹出警示对话框
CString strTip = _T("数据库连接失败!\n");
strTip += _T("因为:") + e->m_strError;
strTip += _T("\n") + e->m_strStateNativeOrigin;
AfxMessageBox(strTip);//提示
//e->Delete();
//此时IsOpen函数可以获得数据库的真实状态,因此不需要下面的标识语句
//CurPState.bIsNeedCloseDB=TRUE;
return FALSE;//数据库连接失败,返回FALSE
}
AND_CATCH(CMemoryException, e) //捕捉处理内存异常
{
e->ReportError();
AfxMessageBox(_T("memory exception"));
return FALSE;
}
AND_CATCH(CException, e) //捕捉处理其他异常
{
TCHAR szError[100];
e->GetErrorMessage(szError, 100);
AfxMessageBox(szError);
return FALSE;
}
END_CATCH
}
_T("DSN=") + CurPState.strODBCDSNName + _T(";UID=") + CurPState.strDbLogName
+ _T(";PWD=") + CurPState.strDbPwd用CString 构造
CString strCon = _T("DSN=");
strCon += xxxxx;
strCon += xxxxx;xx-OpenEx(strCon
此时改X86编译,就没有异常了。晕,微软都去弄傻傻的C#了,这个MFC难道不及时维护了!!!好多惯用的代码,在X64编译下都似乎有问题。