diff options
| author | Martin Kiewitz | 2015-07-04 01:44:51 +0200 |
|---|---|---|
| committer | Martin Kiewitz | 2015-07-04 01:45:34 +0200 |
| commit | 2bd07431257927968a7ca89f72982d0090812e2c (patch) | |
| tree | 287f70d271093655ad51630f96a8610935bc0af6 /common/dcl.h | |
| parent | 1347e8a42431b3020bf488f4be0953b66acb1f38 (diff) | |
| download | scummvm-rg350-2bd07431257927968a7ca89f72982d0090812e2c.tar.gz scummvm-rg350-2bd07431257927968a7ca89f72982d0090812e2c.tar.bz2 scummvm-rg350-2bd07431257927968a7ca89f72982d0090812e2c.zip | |
COMMON: PKWARE data comp. lib. cleanup + enhanced
- uses streams now
- additional method for decompressing, when the target size is not
known
- improved comments
- added AGOS for using it
Diffstat (limited to 'common/dcl.h')
| -rw-r--r-- | common/dcl.h | 17 |
1 files changed, 12 insertions, 5 deletions
diff --git a/common/dcl.h b/common/dcl.h index 0e96f74c07..f90bc23c8d 100644 --- a/common/dcl.h +++ b/common/dcl.h @@ -22,7 +22,8 @@ /** * @file - * PKWARE DCL ("explode") decompressor used in engines: + * PKWARE DCL ("explode") ("PKWARE data compression library") decompressor used in engines: + * - agos (exclusively for Simon 2 setup.shr file) * - mohawk * - sci */ @@ -38,16 +39,22 @@ class ReadStream; class SeekableReadStream; /** - * Try to decompress a PKWARE DCL compressed stream. Returns true if + * Try to decompress a PKWARE DCL (PKWARE data compression library) compressed stream. Returns true if * successful. */ -bool decompressDCL(ReadStream *src, byte *dest, uint32 packedSize, uint32 unpackedSize); +bool decompressDCL(ReadStream *sourceStream, byte *dest, uint32 packedSize, uint32 unpackedSize); /** - * Try to decompress a PKWARE DCL compressed stream. Returns a valid pointer + * Try to decompress a PKWARE DCL (PKWARE data compression library) compressed stream. Returns a valid pointer * if successful and 0 otherwise. */ -SeekableReadStream *decompressDCL(ReadStream *src, uint32 packedSize, uint32 unpackedSize); +SeekableReadStream *decompressDCL(SeekableReadStream *sourceStream, uint32 packedSize, uint32 unpackedSize); + +/** + * Try to decompress a PKWARE DCL (PKWARE data compression library) compressed stream. Returns a valid pointer + * if successful and 0 otherwise. This method is meant for cases, where the unpacked size is not known. + */ +SeekableReadStream *decompressDCL(SeekableReadStream *sourceStream); } // End of namespace Common |