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| author | Jørgen P. Tjernø <[email protected]> | 2013-12-02 19:31:46 -0800 |
|---|---|---|
| committer | Jørgen P. Tjernø <[email protected]> | 2013-12-02 19:46:31 -0800 |
| commit | f56bb35301836e56582a575a75864392a0177875 (patch) | |
| tree | de61ddd39de3e7df52759711950b4c288592f0dc /mp/src/tier1/undiff.cpp | |
| parent | Mark some more files as text. (diff) | |
| download | source-sdk-2013-f56bb35301836e56582a575a75864392a0177875.tar.xz source-sdk-2013-f56bb35301836e56582a575a75864392a0177875.zip | |
Fix line endings. WHAMMY.
Diffstat (limited to 'mp/src/tier1/undiff.cpp')
| -rw-r--r-- | mp/src/tier1/undiff.cpp | 188 |
1 files changed, 94 insertions, 94 deletions
diff --git a/mp/src/tier1/undiff.cpp b/mp/src/tier1/undiff.cpp index 40a0773c..c39d8d48 100644 --- a/mp/src/tier1/undiff.cpp +++ b/mp/src/tier1/undiff.cpp @@ -1,94 +1,94 @@ -//========= Copyright Valve Corporation, All rights reserved. ============//
-//
-// UnDiff - Apply difference block
-//
-//=============================================================================//
-
-#include "tier0/platform.h"
-#include "tier0/dbg.h"
-#include "tier1/diff.h"
-#include "mathlib/mathlib.h"
-
-// memdbgon must be the last include file in a .cpp file!!!
-#include "tier0/memdbgon.h"
-
-void ApplyDiffs(uint8 const *OldBlock, uint8 const *DiffList,
- int OldSize, int DiffListSize, int &ResultListSize,uint8 *Output,uint32 OutSize)
-{
- uint8 const *copy_src=OldBlock;
- uint8 const *end_of_diff_list=DiffList+DiffListSize;
- uint8 const *obuf=Output;
- while(DiffList<end_of_diff_list)
- {
- // printf("dptr=%x ",DiffList-d);
- uint8 op=*(DiffList++);
- if (op==0)
- {
- uint16 copy_sz=DiffList[0]+256*DiffList[1];
- int copy_ofs=DiffList[2]+DiffList[3]*256;
- if (copy_ofs>32767)
- copy_ofs|=0xffff0000;
- // printf("long cp from %x to %x len=%d\n", copy_src+copy_ofs-OldBlock,Output-obuf,copy_sz);
-
- memcpy(Output,copy_src+copy_ofs,copy_sz);
- Output+=copy_sz;
- copy_src=copy_src+copy_ofs+copy_sz;
- DiffList+=4;
- }
- else
- {
- if (op & 0x80)
- {
- int copy_sz=op & 0x7f;
- int copy_ofs;
- if (copy_sz==0)
- {
- copy_sz=DiffList[0];
- if (copy_sz==0)
- {
- // big raw copy
- copy_sz=DiffList[1]+256*DiffList[2]+65536*DiffList[3];
- memcpy(Output,DiffList+4,copy_sz);
- // printf("big rawcopy to %x len=%d\n", Output-obuf,copy_sz);
-
- DiffList+=copy_sz+4;
- Output+=copy_sz;
- }
- else
- {
- copy_ofs=DiffList[1]+(DiffList[2]*256);
- if (copy_ofs>32767)
- copy_ofs|=0xffff0000;
- // printf("long ofs cp from %x to %x len=%d\n", copy_src+copy_ofs-OldBlock,Output-obuf,copy_sz);
-
- memcpy(Output,copy_src+copy_ofs,copy_sz);
- Output+=copy_sz;
- copy_src=copy_src+copy_ofs+copy_sz;
- DiffList+=3;
- }
- }
- else
- {
- copy_ofs=DiffList[0];
- if (copy_ofs>127)
- copy_ofs|=0xffffff80;
- // printf("cp from %x to %x len=%d\n", copy_src+copy_ofs-OldBlock,Output-obuf,copy_sz);
-
- memcpy(Output,copy_src+copy_ofs,copy_sz);
- Output+=copy_sz;
- copy_src=copy_src+copy_ofs+copy_sz;
- DiffList++;
- }
- }
- else
- {
- // printf("raw copy %d to %x\n",op & 127,Output-obuf);
- memcpy(Output,DiffList,op & 127);
- Output+=op & 127;
- DiffList+=(op & 127);
- }
- }
- }
- ResultListSize=Output-obuf;
-
-}
+//========= Copyright Valve Corporation, All rights reserved. ============// +// +// UnDiff - Apply difference block +// +//=============================================================================// + +#include "tier0/platform.h" +#include "tier0/dbg.h" +#include "tier1/diff.h" +#include "mathlib/mathlib.h" + +// memdbgon must be the last include file in a .cpp file!!! +#include "tier0/memdbgon.h" + +void ApplyDiffs(uint8 const *OldBlock, uint8 const *DiffList, + int OldSize, int DiffListSize, int &ResultListSize,uint8 *Output,uint32 OutSize) +{ + uint8 const *copy_src=OldBlock; + uint8 const *end_of_diff_list=DiffList+DiffListSize; + uint8 const *obuf=Output; + while(DiffList<end_of_diff_list) + { + // printf("dptr=%x ",DiffList-d); + uint8 op=*(DiffList++); + if (op==0) + { + uint16 copy_sz=DiffList[0]+256*DiffList[1]; + int copy_ofs=DiffList[2]+DiffList[3]*256; + if (copy_ofs>32767) + copy_ofs|=0xffff0000; + // printf("long cp from %x to %x len=%d\n", copy_src+copy_ofs-OldBlock,Output-obuf,copy_sz); + + memcpy(Output,copy_src+copy_ofs,copy_sz); + Output+=copy_sz; + copy_src=copy_src+copy_ofs+copy_sz; + DiffList+=4; + } + else + { + if (op & 0x80) + { + int copy_sz=op & 0x7f; + int copy_ofs; + if (copy_sz==0) + { + copy_sz=DiffList[0]; + if (copy_sz==0) + { + // big raw copy + copy_sz=DiffList[1]+256*DiffList[2]+65536*DiffList[3]; + memcpy(Output,DiffList+4,copy_sz); + // printf("big rawcopy to %x len=%d\n", Output-obuf,copy_sz); + + DiffList+=copy_sz+4; + Output+=copy_sz; + } + else + { + copy_ofs=DiffList[1]+(DiffList[2]*256); + if (copy_ofs>32767) + copy_ofs|=0xffff0000; + // printf("long ofs cp from %x to %x len=%d\n", copy_src+copy_ofs-OldBlock,Output-obuf,copy_sz); + + memcpy(Output,copy_src+copy_ofs,copy_sz); + Output+=copy_sz; + copy_src=copy_src+copy_ofs+copy_sz; + DiffList+=3; + } + } + else + { + copy_ofs=DiffList[0]; + if (copy_ofs>127) + copy_ofs|=0xffffff80; + // printf("cp from %x to %x len=%d\n", copy_src+copy_ofs-OldBlock,Output-obuf,copy_sz); + + memcpy(Output,copy_src+copy_ofs,copy_sz); + Output+=copy_sz; + copy_src=copy_src+copy_ofs+copy_sz; + DiffList++; + } + } + else + { + // printf("raw copy %d to %x\n",op & 127,Output-obuf); + memcpy(Output,DiffList,op & 127); + Output+=op & 127; + DiffList+=(op & 127); + } + } + } + ResultListSize=Output-obuf; + +} |