forked from pool/mtools
64 lines
2.0 KiB
Diff
64 lines
2.0 KiB
Diff
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Index: fat.c
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===================================================================
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--- fat.c.orig
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+++ fat.c
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@@ -705,6 +705,7 @@ static int fat_32_read(Fs_t *This, union
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static int old_fat_read(Fs_t *This, union bootsector *boot,
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+ int config_fat_bits,
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size_t tot_sectors, int nodups)
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{
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This->writeAllFats = 1;
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@@ -719,7 +720,7 @@ static int old_fat_read(Fs_t *This, unio
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if(check_media_type(This,boot, tot_sectors))
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return -1;
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- if(This->num_clus >= FAT12) {
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+ if(This->num_clus >= FAT12 || config_fat_bits == 16) {
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set_fat16(This);
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/* third FAT byte must be 0xff */
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if(!mtools_skip_check && readByte(This, 3) != 0xff)
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@@ -735,6 +736,7 @@ static int old_fat_read(Fs_t *This, unio
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* structures.
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*/
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int fat_read(Fs_t *This, union bootsector *boot,
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+ int fat_bits,
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size_t tot_sectors, int nodups)
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{
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This->fat_error = 0;
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@@ -745,7 +747,7 @@ int fat_read(Fs_t *This, union bootsecto
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This->lastFatSectorData = 0;
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if(This->fat_len)
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- return old_fat_read(This, boot, tot_sectors, nodups);
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+ return old_fat_read(This, boot, fat_bits, tot_sectors, nodups);
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else
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return fat_32_read(This, boot, tot_sectors);
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}
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Index: init.c
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===================================================================
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--- init.c.orig
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+++ init.c
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@@ -387,7 +387,7 @@ Stream_t *fs_init(char drive, int mode,
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}
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/* read the FAT sectors */
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- if(fat_read(This, &boot, tot_sectors, dev.use_2m&0x7f)){
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+ if(fat_read(This, &boot, dev.fat_bits, tot_sectors, dev.use_2m&0x7f)){
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This->num_fat = 1;
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FREE(&This->Next);
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Free(This->Next);
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Index: fsP.h
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===================================================================
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--- fsP.h.orig
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+++ fsP.h
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@@ -92,6 +92,7 @@ void fatAllocate(Fs_t *This, unsigned in
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void fatEncode(Fs_t *This, unsigned int pos, unsigned int value);
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int fat_read(Fs_t *This, union bootsector *boot,
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+ int fat_bits,
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size_t tot_sectors, int nodups);
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void fat_write(Fs_t *This);
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int zero_fat(Fs_t *Fs, int media_descriptor);
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