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PhotoRec: stricter checks for .exs

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This commit is contained in:
Christophe Grenier 2013-03-10 16:00:02 +01:00
parent 9dc3846056
commit 5c1125c20b
1 changed files with 9 additions and 12 deletions
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21
src/file_exs.c
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@ -54,24 +54,21 @@ static void file_rename_exs(const char *old_filename)
file_rename(old_filename, buffer, buffer_size, 0x14, "exs", 0);
}
static const unsigned char exs_header[8]= {
0x01, 0x01, 0x00, 0x00, 0x28, 0x00, 0x00, 0x00
};
static int header_check_exs(const unsigned char *buffer, const unsigned int buffer_size, const unsigned int safe_header_only, const file_recovery_t *file_recovery, file_recovery_t *file_recovery_new)
{
if(memcmp(&buffer[0], exs_header, sizeof(exs_header))==0)
{
reset_file_recovery(file_recovery_new);
file_recovery_new->extension=file_hint_exs.extension;
file_recovery_new->file_rename=file_rename_exs;
return 1;
}
return 0;
if(memcmp(&buffer[0x10], "TBOS", 4)!=0)
return 0;
reset_file_recovery(file_recovery_new);
file_recovery_new->extension=file_hint_exs.extension;
file_recovery_new->file_rename=file_rename_exs;
return 1;
}
static void register_header_check_exs(file_stat_t *file_stat)
{
static const unsigned char exs_header[8]= {
0x01, 0x01, 0x00, 0x00, 0x28, 0x00, 0x00, 0x00
};
register_header_check(0, exs_header, sizeof(exs_header), &header_check_exs, file_stat);
}