diff options
author | Michele Calgaro <michele.calgaro@yahoo.it> | 2020-12-13 19:22:19 +0900 |
---|---|---|
committer | Michele Calgaro <michele.calgaro@yahoo.it> | 2020-12-13 19:22:19 +0900 |
commit | 14d0fbe96c6abdb9da80e99953aec672f999948c (patch) | |
tree | d48726c1256a1a495b415570847f08ecf9e5ecdd /kpdf/xpdf/fofi/FoFiBase.cpp | |
parent | db124e3167670efff59f6aef4bc0daff316dddf8 (diff) | |
download | tdegraphics-14d0fbe96c6abdb9da80e99953aec672f999948c.tar.gz tdegraphics-14d0fbe96c6abdb9da80e99953aec672f999948c.zip |
Renaming of files in preparation for code style tools.
Signed-off-by: Michele Calgaro <michele.calgaro@yahoo.it>
Diffstat (limited to 'kpdf/xpdf/fofi/FoFiBase.cpp')
-rw-r--r-- | kpdf/xpdf/fofi/FoFiBase.cpp | 156 |
1 files changed, 156 insertions, 0 deletions
diff --git a/kpdf/xpdf/fofi/FoFiBase.cpp b/kpdf/xpdf/fofi/FoFiBase.cpp new file mode 100644 index 00000000..af6fe112 --- /dev/null +++ b/kpdf/xpdf/fofi/FoFiBase.cpp @@ -0,0 +1,156 @@ +//======================================================================== +// +// FoFiBase.cpp +// +// Copyright 1999-2003 Glyph & Cog, LLC +// +//======================================================================== + +#include <aconf.h> + +#ifdef USE_GCC_PRAGMAS +#pragma implementation +#endif + +#include <stdio.h> +#include "gmem.h" +#include "FoFiBase.h" + +//------------------------------------------------------------------------ +// FoFiBase +//------------------------------------------------------------------------ + +FoFiBase::FoFiBase(char *fileA, int lenA, GBool freeFileDataA) { + fileData = file = (Guchar *)fileA; + len = lenA; + freeFileData = freeFileDataA; +} + +FoFiBase::~FoFiBase() { + if (freeFileData) { + gfree(fileData); + } +} + +char *FoFiBase::readFile(char *fileName, int *fileLen) { + FILE *f; + char *buf; + int n; + + if (!(f = fopen(fileName, "rb"))) { + return NULL; + } + fseek(f, 0, SEEK_END); + n = (int)ftell(f); + fseek(f, 0, SEEK_SET); + buf = (char *)gmalloc(n); + if ((int)fread(buf, 1, n, f) != n) { + gfree(buf); + fclose(f); + return NULL; + } + fclose(f); + *fileLen = n; + return buf; +} + +int FoFiBase::getS8(int pos, GBool *ok) { + int x; + + if (pos < 0 || pos >= len) { + *ok = gFalse; + return 0; + } + x = file[pos]; + if (x & 0x80) { + x |= ~0xff; + } + return x; +} + +int FoFiBase::getU8(int pos, GBool *ok) { + if (pos < 0 || pos >= len) { + *ok = gFalse; + return 0; + } + return file[pos]; +} + +int FoFiBase::getS16BE(int pos, GBool *ok) { + int x; + + if (pos < 0 || pos+1 >= len) { + *ok = gFalse; + return 0; + } + x = file[pos]; + x = (x << 8) + file[pos+1]; + if (x & 0x8000) { + x |= ~0xffff; + } + return x; +} + +int FoFiBase::getU16BE(int pos, GBool *ok) { + int x; + + if (pos < 0 || pos+1 >= len) { + *ok = gFalse; + return 0; + } + x = file[pos]; + x = (x << 8) + file[pos+1]; + return x; +} + +int FoFiBase::getS32BE(int pos, GBool *ok) { + int x; + + if (pos < 0 || pos+3 >= len) { + *ok = gFalse; + return 0; + } + x = file[pos]; + x = (x << 8) + file[pos+1]; + x = (x << 8) + file[pos+2]; + x = (x << 8) + file[pos+3]; + if (x & 0x80000000) { + x |= ~0xffffffff; + } + return x; +} + +Guint FoFiBase::getU32BE(int pos, GBool *ok) { + Guint x; + + if (pos < 0 || pos+3 >= len) { + *ok = gFalse; + return 0; + } + x = file[pos]; + x = (x << 8) + file[pos+1]; + x = (x << 8) + file[pos+2]; + x = (x << 8) + file[pos+3]; + return x; +} + +Guint FoFiBase::getUVarBE(int pos, int size, GBool *ok) { + Guint x; + int i; + + if (pos < 0 || pos + size > len) { + *ok = gFalse; + return 0; + } + x = 0; + for (i = 0; i < size; ++i) { + x = (x << 8) + file[pos + i]; + } + return x; +} + +GBool FoFiBase::checkRegion(int pos, int size) { + return pos >= 0 && + pos + size >= pos && + pos + size <= len; +} |