hex2int
来源：互联网 发布：用sql创建数据库 编辑：程序博客网 时间：2024/06/05 12:08
/*hex string*/
unsigned int HEX2int(char *pcBCD)
{
char acBCD[8] = {0};
unsigned int nReval = 0;
int nPower = 1;
int nStrlen = strlen(pcBCD);
memcpy(acBCD, pcBCD, nStrlen);
while(nStrlen--)
{
/*
if(acBCD[nStrlen] >= 'A' && acBCD[nStrlen] <= 'F')
{
nReval += (acBCD[nStrlen] - 55)*nPower;
}
else if(acBCD[nStrlen] >= 'a' && acBCD[nStrlen] <= 'f')
{
nReval += (acBCD[nStrlen] - 87)*nPower;
}
*/
if(isdigit(acBCD[nStrlen]) == 0)
{
acBCD[nStrlen] = acBCD[nStrlen]&0x4f;
nReval += (acBCD[nStrlen] - 55)*nPower;
}
else
{
nReval += (acBCD[nStrlen] - '0')*nPower;
}
nPower *= 16;
}
return nReval;
}
