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Add security checks when loading data from memory

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This commit is contained in:
raysan5 2020-09-16 11:33:56 +02:00
parent c5c156d65e
commit 43d82c1f21
3 changed files with 23 additions and 13 deletions
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9
src/raudio.c
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@ -694,10 +694,13 @@ Wave LoadWave(const char *fileName)
unsigned int fileSize = 0;
unsigned char *fileData = LoadFileData(fileName, &fileSize);
// Loading wave from memory data
wave = LoadWaveFromMemory(GetFileExtension(fileName), fileData, fileSize);
if (fileData != NULL)
{
// Loading wave from memory data
wave = LoadWaveFromMemory(GetFileExtension(fileName), fileData, fileSize);
RL_FREE(fileData);
RL_FREE(fileData);
}
return wave;
}

12
src/text.c
View File

@ -340,10 +340,14 @@ Font LoadFontEx(const char *fileName, int fontSize, int *fontChars, int charsCou
unsigned int fileSize = 0;
unsigned char *fileData = LoadFileData(fileName, &fileSize);
// Loading font from memory data
font = LoadFontFromMemory(GetFileExtension(fileName), fileData, fileSize, fontSize, fontChars, charsCount);
RL_FREE(fileData);
if (fileData != NULL)
{
// Loading font from memory data
font = LoadFontFromMemory(GetFileExtension(fileName), fileData, fileSize, fontSize, fontChars, charsCount);
RL_FREE(fileData);
}
else font = GetFontDefault();
return font;
}

15
src/textures.c
View File

@ -211,13 +211,16 @@ Image LoadImage(const char *fileName)
unsigned int fileSize = 0;
unsigned char *fileData = LoadFileData(fileName, &fileSize);
// Loading image from memory data
image = LoadImageFromMemory(GetFileExtension(fileName), fileData, fileSize);
if (fileData != NULL)
{
// Loading image from memory data
image = LoadImageFromMemory(GetFileExtension(fileName), fileData, fileSize);
if (image.data != NULL) TRACELOG(LOG_INFO, "IMAGE: [%s] Data loaded successfully (%ix%i)", fileName, image.width, image.height);
else TRACELOG(LOG_WARNING, "IMAGE: [%s] Failed to load data", fileName);
RL_FREE(fileData);
if (image.data != NULL) TRACELOG(LOG_INFO, "IMAGE: [%s] Data loaded successfully (%ix%i)", fileName, image.width, image.height);
else TRACELOG(LOG_WARNING, "IMAGE: [%s] Failed to load data", fileName);
RL_FREE(fileData);
}
return image;
}