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(svn r23886) -Codechange: Allow limiting the MD5 file hash to the first x bytes of the file.

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michi_cc
2012-02-04 13:29:00 +00:00
parent 02d07e68d8
commit a9b6c5cd86
3 changed files with 22 additions and 5 deletions
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16
src/base_media_base.h
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@@ -33,7 +33,7 @@ struct MD5File {
uint8 hash[16]; ///< md5 sum of the file
const char *missing_warning; ///< warning when this file is missing
ChecksumResult CheckMD5(Subdirectory subdir) const;
ChecksumResult CheckMD5(Subdirectory subdir, size_t max_size) const;
};
/**
@@ -129,6 +129,20 @@ struct BaseSet {
/* Then fall back */
return this->description.Begin()->second;
}
/**
* Calculate and check the MD5 hash of the supplied file.
* @param file The file get the hash of.
* @param subdir The sub directory to get the files from.
* @return
* - #CR_MATCH if the MD5 hash matches
* - #CR_MISMATCH if the MD5 does not match
* - #CR_NO_FILE if the file misses
*/
static MD5File::ChecksumResult CheckMD5(const MD5File *file, Subdirectory subdir)
{
return file->CheckMD5(subdir, SIZE_MAX);
}
};
/**