507 lines
15 KiB
HolyC
507 lines
15 KiB
HolyC
#help_index "File/CD DVD"
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class CCDVDUserData //Create DVD
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{
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I64 loc,path_entry_num,
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short_dir_blks,long_dir_blks;
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};
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I64 DVDFileCreate2(CFile *out_file,CDirEntry *tmpde,CISO1DirEntry *tmpi,
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CISO1DirEntry *tmpi2,I64 *_cur_blk,CDirEntry *parent,Bool write,
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U8 *stage2_filename,I64 *_stage2_blk)
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{
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CCDVDUserData *tmpc;
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CDirEntry *tmpde1,*tmpde2;
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CFile *in_file;
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U8 *buf=MAlloc(DVD_BLK_SIZE),*ptr1,*ptr2;
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CISO1DirEntry *dir_blk_buf =CAlloc(DVD_BLK_SIZE*128),
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*de =dir_blk_buf, *de1,
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*dir_blk_buf2=CAlloc(DVD_BLK_SIZE*128),
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*de2=dir_blk_buf2,*de12;
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I64 i,n;
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tmpc=parent->user_data;
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de->len=sizeof(CISO1DirEntry)-1;
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de->ext_attr_len=0;
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FillU16Palindrome(&de->vol_seq_num,1);
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Date2ISO1(&de->date,tmpde->datetime);
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de->flags=ISO1_ATTR_DIR;
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de->name_len=1;
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de->name=0;
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de->len+=de->name_len;
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de(U8 *)+=de->len;
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de->len=sizeof(CISO1DirEntry)-1;
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de->ext_attr_len=0;
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FillU32Palindrome(&de->loc,tmpc->loc);
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FillU32Palindrome(&de->size,tmpc->short_dir_blks*DVD_BLK_SIZE);
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FillU16Palindrome(&de->vol_seq_num,1);
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Date2ISO1(&de->date,parent->datetime);
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de->flags=ISO1_ATTR_DIR;
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de->name_len=1;
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de->name=1;
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de->len+=de->name_len;
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de(U8 *)+=de->len;
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de2->len=sizeof(CISO1DirEntry)-1;
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de2->ext_attr_len=0;
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FillU16Palindrome(&de2->vol_seq_num,1);
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Date2ISO1(&de2->date,tmpde->datetime);
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de2->flags=ISO1_ATTR_DIR;
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de2->name_len=1;
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de2->name=0;
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de2->len+=de2->name_len;
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de2(U8 *)+=de2->len;
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de2->len=sizeof(CISO1DirEntry)-1;
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de2->ext_attr_len=0;
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FillU32Palindrome(&de2->loc,tmpc->loc+tmpc->short_dir_blks);
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FillU32Palindrome(&de2->size,tmpc->long_dir_blks*DVD_BLK_SIZE);
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FillU16Palindrome(&de2->vol_seq_num,1);
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Date2ISO1(&de2->date,parent->datetime);
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de2->flags=ISO1_ATTR_DIR;
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de2->name_len=1;
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de2->name=1;
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de2->len+=de2->name_len;
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de2(U8 *)+=de2->len;
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tmpde1=tmpde->sub;
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while (tmpde1) {
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tmpde2=tmpde1->next;
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if (!write) tmpde1->user_data=CAlloc(sizeof(CCDVDUserData));
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de1=de;
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de12=de2;
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if (tmpde1->attr & RS_ATTR_DIR) {
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n=DVDFileCreate2(out_file,tmpde1,de,de2,_cur_blk,
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tmpde,write,stage2_filename,_stage2_blk);
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de(U8 *)+=sizeof(CISO1DirEntry)-1+n;
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de2(U8 *)+=sizeof(CISO1DirEntry)-1+n<<1;
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} else {
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tmpc=tmpde1->user_data;
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de->len=sizeof(CISO1DirEntry)-1;
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de->ext_attr_len=0;
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FillU32Palindrome(&de->loc,*_cur_blk);
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tmpc->loc=*_cur_blk;
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if (write) {
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if (stage2_filename && !StrCmp(tmpde1->full_name,stage2_filename)) {
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"$$RED$$!!! Boot Stage 2 !!!$$FG$$\n";
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if (_stage2_blk) *_stage2_blk=*_cur_blk;
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}
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"%X:%s\n",*_cur_blk,tmpde1->full_name;
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}
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FillU32Palindrome(&de->size,tmpde1->size);
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FillU16Palindrome(&de->vol_seq_num,1);
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Date2ISO1(&de->date,tmpde1->datetime);
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de->flags=0;
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de->name_len=StrLen(tmpde1->name);
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StrCpy(&de->name,tmpde1->name);
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de->len=de->len+de->name_len;
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de(U8 *)+=de->len;
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de2->len=sizeof(CISO1DirEntry)-1;
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de2->ext_attr_len=0;
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FillU32Palindrome(&de2->loc,*_cur_blk);
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FillU32Palindrome(&de2->size,tmpde1->size);
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FillU16Palindrome(&de2->vol_seq_num,1);
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Date2ISO1(&de2->date,tmpde1->datetime);
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de2->flags=0;
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de2->name_len=StrLen(tmpde1->name)<<1;
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ptr1=&de2->name;
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ptr2=&tmpde1->name;
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for (i=0;i<de2->name_len;i=i+2) {
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ptr1++;
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*ptr1++=*ptr2++;
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}
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de2->len+=de2->name_len;
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de2(U8 *)+=de2->len;
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in_file=FOpen(tmpde1->full_name,"r");
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for (i=0;i<(FSize(in_file)+DVD_BLK_SIZE-1)/DVD_BLK_SIZE;i++) {
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n=4;
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if ((i+1)<<2>(FSize(in_file)+BLK_SIZE-1)>>BLK_SIZE_BITS) {
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n=(FSize(in_file)+BLK_SIZE-1)>>BLK_SIZE_BITS&3;
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MemSet(buf,0,DVD_BLK_SIZE);
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}
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if (write) {
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FRBlks(in_file,buf,i<<2,n);
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FWBlks(out_file,buf,*_cur_blk<<2,n);
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}
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*_cur_blk+=1;
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}
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FClose(in_file);
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}
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if ((de1(U8 *)-dir_blk_buf(U8 *))/DVD_BLK_SIZE!=
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(de(U8 *) -dir_blk_buf(U8 *))/DVD_BLK_SIZE) {
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i=de1->len;
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MemCpy(buf,de1,i);
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MemSet(de1,0,i);
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de=dir_blk_buf(U8 *)+(de(U8 *)
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-dir_blk_buf(U8 *))/DVD_BLK_SIZE*DVD_BLK_SIZE;
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MemCpy(de,buf,i);
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de(U8 *)+=i;
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}
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if ((de12(U8 *)-dir_blk_buf2(U8 *))/DVD_BLK_SIZE!=
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(de2(U8 *) -dir_blk_buf2(U8 *))/DVD_BLK_SIZE) {
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i=de12->len;
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MemCpy(buf,de12,i);
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MemSet(de12,0,i);
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de2(U8 *)=dir_blk_buf2(U8 *)+(de2(U8 *)
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-dir_blk_buf2(U8 *))/DVD_BLK_SIZE*DVD_BLK_SIZE;
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MemCpy(de2,buf,i);
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de2(U8 *)+=i;
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}
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tmpde1=tmpde2;
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}
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tmpc=tmpde->user_data;
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tmpi->len=sizeof(CISO1DirEntry)-1;
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tmpi->ext_attr_len=0;
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tmpi->flags=ISO1_ATTR_DIR;
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if (!tmpde->name[0]) {
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tmpi->name_len=1;
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tmpi->name=1;
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} else {
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tmpi->name_len=StrLen(tmpde->name);
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StrCpy(&tmpi->name,tmpde->name);
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}
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tmpi->len+=tmpi->name_len;
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n=de(U8 *)+1-dir_blk_buf(U8 *);
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n=(n+DVD_BLK_SIZE-1)/DVD_BLK_SIZE;
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FillU32Palindrome(&tmpi->size,n*DVD_BLK_SIZE);
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FillU32Palindrome(&tmpi->loc,*_cur_blk);
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tmpc->short_dir_blks=n;
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tmpc->loc=*_cur_blk;
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FillU32Palindrome(&dir_blk_buf->size,n*DVD_BLK_SIZE);
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FillU32Palindrome(&dir_blk_buf->loc,*_cur_blk);
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FillU16Palindrome(&tmpi->vol_seq_num,1);
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Date2ISO1(&tmpi->date,tmpde->datetime);
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if (write)
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"%X:%s\n",*_cur_blk,tmpde->full_name;
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if (write)
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FWBlks(out_file,dir_blk_buf,*_cur_blk<<2,n<<2);
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*_cur_blk+=n;
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tmpi2->len=sizeof(CISO1DirEntry)-1;
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tmpi2->ext_attr_len=0;
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tmpi2->flags=ISO1_ATTR_DIR;
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if (!tmpde->name[0]) {
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tmpi2->name_len=1;
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tmpi->name=1;
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} else {
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tmpi2->name_len=StrLen(tmpde->name)<<1;
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ptr1=&tmpi2->name;
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ptr2=&tmpde->name;
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for (i=0;i<tmpi2->name_len;i=i+2) {
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ptr1++;
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*ptr1++=*ptr2++;
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}
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}
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tmpi2->len+=tmpi2->name_len;
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n=de2(U8 *)+1-dir_blk_buf2(U8 *);
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n=(n+DVD_BLK_SIZE-1)/DVD_BLK_SIZE;
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FillU32Palindrome(&tmpi2->size,n*DVD_BLK_SIZE);
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FillU32Palindrome(&tmpi2->loc,*_cur_blk);
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tmpc->long_dir_blks=n;
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FillU32Palindrome(&dir_blk_buf2->size,n*DVD_BLK_SIZE);
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FillU32Palindrome(&dir_blk_buf2->loc,*_cur_blk);
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FillU16Palindrome(&tmpi2->vol_seq_num,1);
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Date2ISO1(&tmpi2->date,tmpde->datetime);
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if (write)
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"%X:%s\n",*_cur_blk,tmpde->full_name;
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if (write)
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FWBlks(out_file,dir_blk_buf2,*_cur_blk<<2,n<<2);
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*_cur_blk+=n;
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Free(dir_blk_buf);
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Free(dir_blk_buf2);
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Free(buf);
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return tmpi->name_len;
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}
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I64 DVDTableLen(CDirEntry *tmpde,I64 *size1,I64 *size2,I64 cur_depth)
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{//Returns depth
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CDirEntry *tmpde1=tmpde->sub;
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I64 max_depth=cur_depth,i;
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while (tmpde1) {
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if (tmpde1->attr & RS_ATTR_DIR) {
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*size1+=sizeof(CISO1PathEntry)-2+ (StrLen(tmpde1->name)+1)&-0x2;
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*size2+=sizeof(CISO1PathEntry)-2+StrLen(tmpde1->name)<<1;
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i=DVDTableLen(tmpde1,size1,size2,cur_depth+1);
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if (i>max_depth) max_depth=i;
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}
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tmpde1=tmpde1->next;
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}
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return max_depth;
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}
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U0 DVDFillPathTable(CDirEntry *tmpde,
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CISO1PathEntry **_itabbuf,CISO1PathEntry **_itabbuf2,
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I64 parent_entry_num,Bool big_endian,I64 *first_free,
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I64 cur_level,I64 output_level)
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{
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U8 *ptr1,*ptr2;
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I64 i;
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CISO1PathEntry *tabbuf=*_itabbuf,*tabbuf2=*_itabbuf2;
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CDirEntry *tmpde1=tmpde->sub,*tmpde2;
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CCDVDUserData *tmpc;
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if (cur_level==output_level) {
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while (tmpde1) {
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if (tmpde1->attr & RS_ATTR_DIR) {
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tmpc=tmpde1->user_data;
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tmpc->path_entry_num=*first_free;
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tabbuf->name_len=StrLen(tmpde1->name);
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if (big_endian) {
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tabbuf->blk=EndianU32(tmpc->loc);
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tabbuf->parent_entry_num=EndianU16(parent_entry_num);
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} else {
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tabbuf->blk=tmpc->loc;
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tabbuf->parent_entry_num=parent_entry_num;
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}
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StrCpy(&tabbuf->name,tmpde1->name);
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tabbuf(U8 *)+=sizeof(CISO1PathEntry)-2+
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(StrLen(tmpde1->name)+1) & -0x2;
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tabbuf2->name_len=StrLen(tmpde1->name)<<1;
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if (big_endian) {
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tabbuf2->blk=EndianU32(tmpc->loc+tmpc->short_dir_blks);
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tabbuf2->parent_entry_num=EndianU16(parent_entry_num);
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} else {
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tabbuf2->blk=tmpc->loc+tmpc->short_dir_blks;
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tabbuf2->parent_entry_num=parent_entry_num;
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}
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ptr1=&tabbuf2->name;
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ptr2=&tmpde1->name;
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for (i=0;i<tabbuf2->name_len;i=i+2) {
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ptr1++;
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*ptr1++=*ptr2++;
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}
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tabbuf2(U8 *)+=sizeof(CISO1PathEntry)-2+
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StrLen(tmpde1->name)<<1;
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*first_free+=1;
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}
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tmpde1=tmpde1->next;
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}
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*_itabbuf=tabbuf;
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*_itabbuf2=tabbuf2;
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}
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tmpde1=tmpde->sub;
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while (tmpde1) {
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tmpde2=tmpde1->next;
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if (tmpde1->attr & RS_ATTR_DIR) {
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tmpc=tmpde1->user_data;
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DVDFillPathTable(tmpde1,_itabbuf,_itabbuf2,tmpc->path_entry_num,
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big_endian,first_free,cur_level+1,output_level);
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}
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tmpde1=tmpde2;
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}
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}
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public I64 ISO9660ISO(U8 *_filename=NULL,U8 *src_files_find_mask,
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U8 *fu_flags=NULL,U8 *_stage2_filename=NULL)
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{//See $LK,"::/Misc/DoDistro.HC"$
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//Use "C:/Distro/*" if you want all files in the C:/Distro directory.
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//Default flags are "+r" recurse.
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CISO1PriDesc *iso_pri=CAlloc(DVD_BLK_SIZE),
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*iso_boot=CAlloc(DVD_BLK_SIZE),
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*iso_sup=CAlloc(DVD_BLK_SIZE),
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*iso_term=CAlloc(DVD_BLK_SIZE);
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CDirEntry *headdir=CAlloc(sizeof(CDirEntry));
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I64 i,j,stage2_blk=(20<<2+1<<2+DVD_BOOT_LOADER_SIZE/BLK_SIZE)>>2,
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stage2_size,cur_blk=0,tabsize,tabsize2,first_free,max_depth,fuf_flags=0;
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U32 *d;
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CElTorito *et=CAlloc(DVD_BLK_SIZE);
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U8 *filename,*stage2_filename,
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*stage1_buf=CAlloc(DVD_BOOT_LOADER_SIZE),
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*zero_buf=CAlloc(DVD_BLK_SIZE);
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CISO1PathEntry *tabbuf=NULL,*tabbuf2=NULL,*itabbuf,*itabbuf2;
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CFile *out_file=NULL;
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CISO1DirEntry *tmpi;
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CCDVDUserData *tmpc;
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ScanFlags(&fuf_flags,Define("ST_FILE_UTIL_FLAGS"),"+r");
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ScanFlags(&fuf_flags,Define("ST_FILE_UTIL_FLAGS"),fu_flags);
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if (!_filename)
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_filename=blkdev.dft_iso_filename;
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filename=DftExt(_filename,"ISO");
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if (_stage2_filename)
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stage2_filename=FileNameAbs(_stage2_filename);
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else
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stage2_filename=NULL;
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headdir->attr=RS_ATTR_DIR;
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headdir->sub=FilesFind(src_files_find_mask,fuf_flags);
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headdir->datetime=Now;
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headdir->user_data=CAlloc(sizeof(CCDVDUserData));
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tmpc=headdir->user_data;
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tmpc->path_entry_num=1;
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cur_blk=20<<2>>2;
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if (stage2_filename) //preboot and bootloader
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cur_blk+=1+DVD_BOOT_LOADER_SIZE/DVD_BLK_SIZE;
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DVDFileCreate2(out_file,headdir,&iso_pri->root_dir_record,
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&iso_sup->root_dir_record,&cur_blk,headdir,FALSE,
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stage2_filename,&stage2_blk);
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tabsize=sizeof(CISO1PathEntry);
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tabsize2=sizeof(CISO1PathEntry);
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max_depth=DVDTableLen(headdir,&tabsize,&tabsize2,1);
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FillU32Palindrome(&iso_pri->path_table_size,tabsize);
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FillU32Palindrome(&iso_sup->path_table_size,tabsize2);
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tabsize=(tabsize+DVD_BLK_SIZE-1)/DVD_BLK_SIZE;
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cur_blk+=tabsize<<1;
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tabsize2=(tabsize2+DVD_BLK_SIZE-1)/DVD_BLK_SIZE;
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cur_blk+=tabsize2<<1;
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if (FileAttr(filename) & RS_ATTR_CONTIGUOUS)
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out_file=FOpen(filename,"wc",cur_blk<<2);
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else
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out_file=FOpen(filename,"w",cur_blk<<2);
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cur_blk=0;
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if (!out_file)
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goto cf_done;
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while (cur_blk<20<<2>>2)
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FWBlks(out_file,zero_buf,cur_blk++<<2,4);
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iso_pri->type=ISO1T_PRI_VOL_DESC;
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StrCpy(iso_pri->id,"CD001");
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iso_pri->version=1;
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FillU16Palindrome(&iso_pri->vol_set_size,1);
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FillU16Palindrome(&iso_pri->vol_seq_num,1);
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FillU16Palindrome(&iso_pri->log_block_size,DVD_BLK_SIZE);
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iso_pri->file_structure_version=1;
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iso_sup->type=ISO1T_SUPPLEMENTARY_DESC;
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StrCpy(iso_sup->id,"CD001");
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iso_sup->version=1;
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FillU16Palindrome(&iso_sup->vol_set_size,1);
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FillU16Palindrome(&iso_sup->vol_seq_num,1);
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FillU16Palindrome(&iso_sup->log_block_size,DVD_BLK_SIZE);
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iso_sup->file_structure_version=1;
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iso_boot->type=ISO1T_BOOT_RECORD;
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StrCpy(iso_boot->id,"CD001");
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iso_boot->version=1;
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StrCpy(iso_boot(U8 *)+7,"EL TORITO SPECIFICATION");
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cur_blk=20<<2>>2;
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if (stage2_filename) {
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d=iso_boot(U8 *)+0x47;
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*d=cur_blk;
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et->w[0]=1;
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StrCpy(&et->w[2],"TempleOS");
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et->w[15]=0xAA55;
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j=0;
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for (i=0;i<16;i++) //Checksum
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j+=et->w[i];
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et->w[14]=-j;
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et->bootable=0x88;
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et->media_type=0;//0=no emu 2=1.44meg 4=hard drive
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et->sect_cnt=4; //5 seems like the limit, 4 is safer
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et->load_rba=cur_blk+1;
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"%X: Pre Boot Blk\n",cur_blk;
|
|
FWBlks(out_file,et,cur_blk++<<2,4);
|
|
"%X: Boot Stage 1\n",cur_blk;
|
|
cur_blk+=DVD_BOOT_LOADER_SIZE/DVD_BLK_SIZE;
|
|
}
|
|
|
|
DVDFileCreate2(out_file,headdir,&iso_pri->root_dir_record,
|
|
&iso_sup->root_dir_record,&cur_blk,headdir,TRUE,
|
|
stage2_filename,&stage2_blk);
|
|
|
|
tabbuf=CAlloc(tabsize*DVD_BLK_SIZE);
|
|
iso_pri->type_l_path_table=cur_blk;
|
|
tabbuf->name_len=2; //Fill-in adam entry
|
|
tmpi=&iso_pri->root_dir_record;
|
|
tabbuf->blk=tmpi->loc.little;
|
|
tabbuf->parent_entry_num=1;
|
|
tabbuf2=CAlloc(tabsize2*DVD_BLK_SIZE);
|
|
iso_sup->type_l_path_table=cur_blk+tabsize;
|
|
tabbuf2->name_len=2; //Fill-in adam entry
|
|
tmpi=&iso_sup->root_dir_record;
|
|
tabbuf2->blk=tmpi->loc.little;
|
|
tabbuf2->parent_entry_num=1;
|
|
itabbuf=tabbuf+1;
|
|
itabbuf2=tabbuf2+1;
|
|
first_free=2;
|
|
for (i=1;i<=max_depth;i++)
|
|
DVDFillPathTable(headdir,&itabbuf,&itabbuf2,1,FALSE,&first_free,1,i);
|
|
"%X: Path Table 0\n",cur_blk;
|
|
FWBlks(out_file,tabbuf,cur_blk<<2,tabsize<<2);
|
|
cur_blk+=tabsize;
|
|
"%X: Path Table 1\n",cur_blk;
|
|
FWBlks(out_file,tabbuf2,cur_blk<<2,tabsize2<<2);
|
|
cur_blk+=tabsize2;
|
|
|
|
MemSet(tabbuf,0,tabsize*DVD_BLK_SIZE);
|
|
iso_pri->type_m_path_table=EndianU32(cur_blk);
|
|
tabbuf->name_len=2; //Fill-in adam entry
|
|
tmpi=&iso_pri->root_dir_record;
|
|
tabbuf->blk=tmpi->loc.big;
|
|
tabbuf->parent_entry_num=EndianU16(1);
|
|
MemSet(tabbuf2,0,tabsize2*DVD_BLK_SIZE);
|
|
iso_sup->type_m_path_table=EndianU32(cur_blk+tabsize);
|
|
tabbuf2->name_len=2; //Fill-in adam entry
|
|
tmpi=&iso_sup->root_dir_record;
|
|
tabbuf2->blk=tmpi->loc.big;
|
|
tabbuf2->parent_entry_num=EndianU16(1);
|
|
itabbuf=tabbuf+1;
|
|
itabbuf2=tabbuf2+1;
|
|
first_free=2;
|
|
for (i=1;i<=max_depth;i++)
|
|
DVDFillPathTable(headdir,&itabbuf,&itabbuf2,1,TRUE,&first_free,1,i);
|
|
"%X: Path Table 2\n",cur_blk;
|
|
FWBlks(out_file,tabbuf,cur_blk<<2,tabsize<<2);
|
|
cur_blk+=tabsize;
|
|
"%X: Path Table 3\n",cur_blk;
|
|
FWBlks(out_file,tabbuf2,cur_blk<<2,tabsize2<<2);
|
|
cur_blk+=tabsize2;
|
|
|
|
DirTreeDel2(headdir);
|
|
FillU32Palindrome(&iso_pri->vol_space_size,cur_blk);
|
|
FillU32Palindrome(&iso_sup->vol_space_size,cur_blk);
|
|
FWBlks(out_file,iso_pri,16<<2,4);
|
|
|
|
iso_term->type=ISO1T_TERMINATOR;
|
|
StrCpy(iso_term->id,"CD001");
|
|
iso_term->version=1;
|
|
if (stage2_filename) {
|
|
FWBlks(out_file,iso_boot,17<<2,4);
|
|
FWBlks(out_file,iso_sup,18<<2,4);
|
|
FWBlks(out_file,iso_term,19<<2,4);
|
|
stage2_size=(Size(stage2_filename,"+s")+DVD_BLK_SIZE-1)/DVD_BLK_SIZE;
|
|
MemCpy(stage1_buf,BDVD_START,BDVD_END-BDVD_START);
|
|
*(BDVD_BLK_CNT-BDVD_START+stage1_buf)(U16 *)=stage2_size;
|
|
*(BDVD_BLK_LO -BDVD_START+stage1_buf)(U32 *)=stage2_blk;
|
|
"$$RED$$!!! Boot Stage 2 !!! %X-%X$$FG$$\n",
|
|
stage2_blk,stage2_blk+stage2_size-1;
|
|
FWBlks(out_file,stage1_buf,
|
|
20<<2+1<<2,DVD_BOOT_LOADER_SIZE/BLK_SIZE);
|
|
} else {
|
|
FWBlks(out_file,iso_sup,17<<2,4);
|
|
FWBlks(out_file,iso_term,18<<2,4);
|
|
}
|
|
|
|
cf_done:
|
|
FClose(out_file);
|
|
Free(tabbuf);
|
|
Free(tabbuf2);
|
|
Free(stage2_filename);
|
|
Free(filename);
|
|
Free(zero_buf);
|
|
Free(stage1_buf);
|
|
Free(et);
|
|
Free(iso_pri);
|
|
Free(iso_boot);
|
|
Free(iso_sup);
|
|
Free(iso_term);
|
|
return cur_blk;
|
|
}
|