論理的な仕切り情報読書仕切りの記入項目を見つける機能

/* ***** 活動区画のための点検 ***** */

if(*sec==se && *no_par==0) /*第一次仕切りなら */
{
*sec=se=0;
for(active_offset=446;active_offset<=494;active_offset+=16)
{
active_par=buffer[active_offset];

if(active_par==0x80) /* 活動区画のための点検 */
break;
else
active_pos++; /* 活動区画の位置 */
}

/* 延長仕切りのため */

for(active_offset=450;active_offset<=511;active_offset+=16)
{
active_par=buffer[active_offset];

if(active_par==0x05 | active_par==0x0F)
/*check for extended partition */
break;
else
extended_pos++; /*延長仕切りの位置 */
}

if(active_pos==4)
active_pos=1;

if(extended_pos==4)
extended_pos=1;

partloc1=0x1C0+extended_pos*16;

}
else
{
active_pos=0;
extended_pos=1;
partloc1=0x1D0;

if(se_p!=0)
{
*sec=se=se_p; /*延長仕切りの開始 */
}
}

/* 仕切りの相対的なセクター */

relative_sec= *(unsigned long *)(buffer+454+active_pos*16);

/* 仕切りのセクターの数 */

no_sectors=*(long *)(buffer+458+active_pos*16);

Sample Chapters from book DATA RECOVERY WITH AND WITHOUT PROGRAMMING by Author Tarun Tyagi, translated using machine translation. See original English contents on Data recovery book pages.

Publishers of the Book Number of Pages ISBN Price of the Book BPB Publications, New Delhi, India 540 81-7656-922-4 $69.00 (Including Shipping Charges, Cost of Book and Other expenses, Free Source Code CD included with the Book)

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