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Fix: crash when opening a damaged base-graphics (#11275)

pull/11276/head
Patric Stout 2023-09-09 16:06:00 +02:00 committed by GitHub
parent afc1ea8135
commit c3918838f6
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 4 additions and 3 deletions
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5
src/random_access_file.cpp
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@ -146,9 +146,10 @@ void RandomAccessFile::ReadBlock(void *ptr, size_t size)
* Skip \a n bytes ahead in the file. * Skip \a n bytes ahead in the file.
* @param n Number of bytes to skip reading. * @param n Number of bytes to skip reading.
*/ */
void RandomAccessFile::SkipBytes(int n) void RandomAccessFile::SkipBytes(size_t n)
{ {
int remaining = this->buffer_end - this->buffer; assert(this->buffer_end >= this->buffer);
size_t remaining = this->buffer_end - this->buffer;
if (n <= remaining) { if (n <= remaining) {
this->buffer += n; this->buffer += n;
} else { } else {

2
src/random_access_file_type.h
View File

@ -51,7 +51,7 @@ public:
uint32_t ReadDword(); uint32_t ReadDword();
void ReadBlock(void *ptr, size_t size); void ReadBlock(void *ptr, size_t size);
void SkipBytes(int n); void SkipBytes(size_t n);
}; };
#endif /* RANDOM_ACCESS_FILE_TYPE_H */ #endif /* RANDOM_ACCESS_FILE_TYPE_H */