| 0,0 → 1,45 |
|---|
| #include <_ansi.h> |
| #include <reent.h> |
| #include <errno.h> |
| #include <time.h> |
| #include <sys/types.h> |
| #include <sys/time.h> |
| |
| #define BCD_TO_BIN(val) ((val)=((val)&15) + ((val)>>4)*10) |
| |
| int |
| _DEFUN (gettimeofday, (ptimeval, ptimezone), |
| struct timeval *ptimeval _AND |
| void *ptimezone) |
| { |
| unsigned int xtmp; |
| struct tm tmblk; |
| |
| if( ptimeval ) |
| { |
| ptimeval->tv_usec = 0; |
| |
| __asm__ __volatile__("int $0x40":"=a"(xtmp):"0"(3)); |
| tmblk.tm_sec = (xtmp>>16)&0xff; |
| tmblk.tm_min = (xtmp>>8)&0xff; |
| tmblk.tm_hour = xtmp&0xff; |
| BCD_TO_BIN(tmblk.tm_sec); |
| BCD_TO_BIN(tmblk.tm_min); |
| BCD_TO_BIN(tmblk.tm_hour); |
| __asm__ __volatile__("int $0x40":"=a"(xtmp):"0"(29)); |
| tmblk.tm_mday = (xtmp>>16)&0xff; |
| tmblk.tm_mon = ((xtmp>>8)&0xff)-1; |
| tmblk.tm_year = ((xtmp&0xff)+2000)-1900; |
| tmblk.tm_wday = tmblk.tm_yday = 0; |
| tmblk.tm_isdst = -1; |
| ptimeval->tv_sec = mktime(&tmblk); |
| return 0; |
| } |
| else |
| { |
| errno = EINVAL; |
| return -1; |
| }; |
| |
| } |
| |