libburnia/libisofs
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Preserving MD5s of files from old session until the end of the new

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write run. If the write run fails, the old MD5s get restored.
This commit is contained in:
Thomas Schmitt
2013-08-20 11:48:24 +02:00
parent 567d3ddafb
commit 3f29d70aba
3 changed files with 103 additions and 56 deletions
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9
libisofs/node.c
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@ -2756,6 +2756,8 @@ int iso_node_cmp_ino(IsoNode *n1, IsoNode *n2, int flag)
}
/* @param flag bit0= delete isofs.cx rather than setting it
*/
int iso_file_set_isofscx(IsoFile *file, unsigned int checksum_index,
int flag)
{
@ -2765,9 +2767,14 @@ int iso_file_set_isofscx(IsoFile *file, unsigned int checksum_index,
char *valuept;
int i, ret;
valuept= (char *) value;
if (flag & 1) {
ret = iso_node_set_attrs((IsoNode *) file, (size_t) 1,
&names, value_lengths, &valuept, 4 | 8);
return ret;
}
for(i = 0; i < 4; i++)
value[3 - i] = (checksum_index >> (8 * i)) & 0xff;
valuept= (char *) value;
ret = iso_node_set_attrs((IsoNode *) file, (size_t) 1,
&names, value_lengths, &valuept, 2 | 8);
return ret;