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Report any attempt to read a negative size.

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If this should return an error, that should be handled in sceIo.
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2015-01-09 15:50:06 -08:00
parent 01ff8709da
commit 52288f5905
3 changed files with 20 additions and 6 deletions
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Core/FileSystems/DirectoryFileSystem.cpp
+7 -2
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@@ -25,6 +25,7 @@
#include "Core/FileSystems/ISOFileSystem.h"
#include "Core/HLE/sceKernel.h"
#include "Core/HW/MemoryStick.h"
#include "Core/Reporting.h"
#include "UI/OnScreenDisplay.h"
#ifdef _WIN32
@@ -606,8 +607,12 @@ size_t DirectoryFileSystem::ReadFile(u32 handle, u8 *pointer, s64 size) {
size_t DirectoryFileSystem::ReadFile(u32 handle, u8 *pointer, s64 size, int &usec) {
EntryMap::iterator iter = entries.find(handle);
if (iter != entries.end())
{
if (iter != entries.end()) {
if (size < 0) {
ERROR_LOG_REPORT(FILESYS, "Invalid read for %lld bytes from disk %s", size, iter->second.guestFilename.c_str());
return 0;
}
size_t bytesRead = iter->second.hFile.Read(pointer,size);
return bytesRead;
} else {