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Improve robustness of seek() by adding some sanity checks.

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Markus F.X.J. Oberhumer
2016-10-06 12:11:32 +02:00
parent 8f5e89c900
commit 022ba32c1a
2 changed files with 11 additions and 7 deletions
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src/file.h
+3 -3
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@@ -67,7 +67,7 @@ protected:
virtual int read(void *buf, int len);
virtual int readx(void *buf, int len);
virtual void write(const void *buf, int len);
virtual off_t seek(off_t off, int whence);
virtual off_t seek(upx_int64_t off, int whence);
virtual off_t tell() const;
int _fd;
@@ -106,7 +106,7 @@ public:
virtual int read(MemBuffer &buf, int len);
virtual int readx(MemBuffer &buf, int len);
virtual off_t seek(off_t off, int whence);
virtual off_t seek(upx_int64_t off, int whence);
virtual off_t tell() const;
virtual off_t st_size_orig() const;
protected:
@@ -142,7 +142,7 @@ public:
virtual off_t st_size() const; // { return _length; }
// FIXME - these won't work when using the '--stdout' option
virtual off_t seek(off_t off, int whence);
virtual off_t seek(upx_int64_t off, int whence);
virtual void rewrite(const void *buf, int len);
// util