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�512字节 const static int DISK_SECTOR_SIZE = 512; int read_mbr(const char *devname){ char buffer[DISK_SECTOR_SIZE]; HANDLE hDev = CreateFile(devname, axGENERIC_READ, FILE_SHARE_WRITE, NULL, OPENa_EXISTING, 0, NULL); if (hDev == INVALID_HANDLE_VALUE){ pri198娱乐注册ntf(“Open %s FAIL.\n”, devname); exit(0); } printf(“Open %s PASS.\n”, devname); //SetFilePointer(hDev, 0, 0, FILE_BEGIN); int cb; BOOL ret = 想知�198平台注册(BOOL) ReadFile(hDev, buffer, 512, (DWORD*) &cb, NULL); CloseHandle(hDev); if ( 0 == ret || DISK_SECTOR_SIZE != cb) { print198娱乐开户f(“Error: read error! ret=%d #bytes=%d\n”, aret, cb); exit(0); } printf(“#bytes = %d\n”, cb); printf(“%10s 0 1 2 3 4 5 6 7 8 9 a b c d e f \你看movn”, ” “); for (int i=0 ;i<32 ;i++ ){ printf(“%.8Xh: “, i); for (int j=0 ;j<16 ;j++ ){ printf(“%.2x “, buffer[i*16+j] & 0xFF); } printf(“\n”); }对于198平台注册 printf(“====MBR Partition Entry====\n”); for(int i=0x01be; i<198平台开�;0x01FE; i+=16){ for (int j=0 ;j<16 ;j++ ){ priantf(“%02x “, buffer[i + j] & 0xFF); } int d_status = buffer[i+0] & 0xff; int d_format = buffer[i+4] & 0xff; int s_head = buffer[i+1] & 0xff; int s_sector = buffer[i+2] & 0x3f; int s_cylinder = (((buffer[i+2] & 0xff) >> 6) << 8) + (buffer[i+3] & 0xff); int e_head = buffer[i+5] & 0xff; int e_sector = buffer[i+6] & 0x3f; int e_cylinder = (((buffer[i+6] & 0xff >> 6)) << 8) + (buffer[i+7] & 0xff); unsigned int sector_offset = *((unsigned int*)(buffer+i+8)); unsigned int sector_size = *((unsigned int*)(buffer+i+12)); printf(“\n”); long d_mbytes = sector_size/1024*DISK_SECTOR_SIZE/1024/1024; printf(“%02x | %02x | (%d, %d, %d) (%d, %d, %d) | %d+%d = %i GB\n”, d_status, d_format, s_cylinder, s_head, s_sector, e_cylinder, e_head, e_sector, sector_offset, sector_size, d_mbytes); printf(“\n”); } return 0; } int main(int argc, char *argv[]){ //– read_mbr(“\\\\.\\C:”); read_mbr(“\\\\.\\PhysicalDrive0”); return 0; } /****** Demo Output ****** ====MBR Partition Entry==== 80 01 01 00 07 fe ff ff 3f 00 00 00 82 37 f9 0d 80 | 07 | (0, 1, 1) (1023, 254, 63) | 63+ = 111 GB */看看100相关资源磁盘的分区和引导非是� | 联系 | 关于版权所� © 非是�, 2007-2010 沪ICP�0�
Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 5.1; Trident/4.0; .NET CLR 2.0.) @ 116.238.250.198
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Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 5.1; Trident/4.0; .NET CLR 2.0.) @ 116.238.250.198
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