1 files changed, 122 insertions, 0 deletions

diff --git a/utils/rbutilqt/mspack/chm.h b/utils/rbutilqt/mspack/chm.h
new file mode 100644
index 0000000000..4b19f1505a
--- /dev/null
+++ b/utils/rbutilqt/mspack/chm.h
@@ -0,0 +1,122 @@
+/* This file is part of libmspack.
+ * (C) 2003-2004 Stuart Caie.
+ *
+ * libmspack is free software; you can redistribute it and/or modify it under
+ * the terms of the GNU Lesser General Public License (LGPL) version 2.1
+ *
+ * For further details, see the file COPYING.LIB distributed with libmspack
+ */
+
+#ifndef MSPACK_CHM_H
+#define MSPACK_CHM_H 1
+
+#include "lzx.h"
+
+/* generic CHM definitions */
+
+#define chmhead_Signature   (0x0000)
+#define chmhead_Version     (0x0004)
+#define chmhead_HeaderLen   (0x0008)
+#define chmhead_Unknown1    (0x000C)
+#define chmhead_Timestamp   (0x0010)
+#define chmhead_LanguageID  (0x0014)
+#define chmhead_GUID1       (0x0018)
+#define chmhead_GUID2       (0x0028)
+#define chmhead_SIZEOF      (0x0038)
+
+#define chmhst_OffsetHS0    (0x0000)
+#define chmhst_LengthHS0    (0x0008)
+#define chmhst_OffsetHS1    (0x0010)
+#define chmhst_LengthHS1    (0x0018)
+#define chmhst_SIZEOF       (0x0020)
+#define chmhst3_OffsetCS0   (0x0020)
+#define chmhst3_SIZEOF      (0x0028)
+
+#define chmhs0_Unknown1     (0x0000)
+#define chmhs0_Unknown2     (0x0004)
+#define chmhs0_FileLen      (0x0008)
+#define chmhs0_Unknown3     (0x0010)
+#define chmhs0_Unknown4     (0x0014)
+#define chmhs0_SIZEOF       (0x0018)
+
+#define chmhs1_Signature    (0x0000)
+#define chmhs1_Version      (0x0004)
+#define chmhs1_HeaderLen    (0x0008)
+#define chmhs1_Unknown1     (0x000C)
+#define chmhs1_ChunkSize    (0x0010)
+#define chmhs1_Density      (0x0014)
+#define chmhs1_Depth        (0x0018)
+#define chmhs1_IndexRoot    (0x001C)
+#define chmhs1_FirstPMGL    (0x0020)
+#define chmhs1_LastPMGL     (0x0024)
+#define chmhs1_Unknown2     (0x0028)
+#define chmhs1_NumChunks    (0x002C)
+#define chmhs1_LanguageID   (0x0030)
+#define chmhs1_GUID         (0x0034)
+#define chmhs1_Unknown3     (0x0044)
+#define chmhs1_Unknown4     (0x0048)
+#define chmhs1_Unknown5     (0x004C)
+#define chmhs1_Unknown6     (0x0050)
+#define chmhs1_SIZEOF       (0x0054)
+
+#define pmgl_Signature      (0x0000)
+#define pmgl_QuickRefSize   (0x0004)
+#define pmgl_Unknown1       (0x0008)
+#define pmgl_PrevChunk      (0x000C)
+#define pmgl_NextChunk      (0x0010)
+#define pmgl_Entries        (0x0014)
+#define pmgl_headerSIZEOF   (0x0014)
+
+#define pmgi_Signature      (0x0000)
+#define pmgi_QuickRefSize   (0x0004)
+#define pmgi_Entries        (0x0008)
+#define pmgi_headerSIZEOF   (0x000C)
+
+#define lzxcd_Length        (0x0000)
+#define lzxcd_Signature     (0x0004)
+#define lzxcd_Version       (0x0008)
+#define lzxcd_ResetInterval (0x000C)
+#define lzxcd_WindowSize    (0x0010)
+#define lzxcd_CacheSize     (0x0014)
+#define lzxcd_Unknown1      (0x0018)
+#define lzxcd_SIZEOF        (0x001C)
+
+#define lzxrt_Unknown1      (0x0000)
+#define lzxrt_NumEntries    (0x0004)
+#define lzxrt_EntrySize     (0x0008)
+#define lzxrt_TableOffset   (0x000C)
+#define lzxrt_UncompLen     (0x0010)
+#define lzxrt_CompLen       (0x0018)
+#define lzxrt_FrameLen      (0x0020)
+#define lzxrt_Entries       (0x0028)
+#define lzxrt_headerSIZEOF  (0x0028)
+
+/* CHM compression definitions */
+
+struct mschm_compressor_p {
+  struct mschm_compressor base;
+  struct mspack_system *system;
+  char *temp_file;
+  int use_temp_file;
+  int error;
+};
+
+/* CHM decompression definitions */
+struct mschmd_decompress_state {
+  struct mschmd_header *chm;         /* CHM file being decompressed          */
+  off_t offset;                      /* uncompressed offset within folder    */
+  off_t inoffset;                    /* offset in input file                 */
+  struct lzxd_stream *state;         /* LZX decompressor state               */
+  struct mspack_system sys;          /* special I/O code for decompressor    */
+  struct mspack_file *infh;          /* input file handle                    */
+  struct mspack_file *outfh;         /* output file handle                   */
+};
+
+struct mschm_decompressor_p {
+  struct mschm_decompressor base;
+  struct mspack_system *system;
+  struct mschmd_decompress_state *d;
+  int error;
+};
+
+#endif