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Improvements about the block address of empty data files

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This commit is contained in:
Thomas Schmitt
2010-11-25 14:40:44 +01:00
parent b2997dcc46
commit 5482d5d7b4
6 changed files with 28 additions and 44 deletions
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7
libisofs/ecma119.c
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@ -1730,6 +1730,8 @@ int ecma119_image_new(IsoImage *src, IsoWriteOpts *opts, Ecma119Image **img)
target->mipsel_p_vaddr = 0;
target->mipsel_p_filesz = 0;
target->empty_file_block = 0;
for (i = 0; i < ISO_MAX_PARTITIONS; i++) {
target->appended_partitions[i] = NULL;
if (opts->appended_partitions[i] != NULL) {
@ -1833,6 +1835,11 @@ int ecma119_image_new(IsoImage *src, IsoWriteOpts *opts, Ecma119Image **img)
/* Volume Descriptor Set Terminator */
target->curblock++;
/* All empty files point to the Volume Descriptor Set Terminator
* rather than to addresses of non-empty files.
*/
target->empty_file_block = target->curblock - 1;
/*
* Create the writer for possible padding to ensure that in case of image
* growing we can safely overwrite the first 64 KiB of image.