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LibGfx: Use size_t for the Streamer offset and sizes

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This commit is contained in:
Andreas Kling 2020-06-10 18:59:58 +02:00
parent 9c786cd7e0
commit 3aca84a299
Notes: sideshowbarker 2024-07-19 05:43:26 +09:00 
Author: https://github.com/awesomekling
Commit: https://github.com/SerenityOS/serenity/commit/3aca84a2990
1 changed files with 9 additions and 9 deletions
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18
Libraries/LibGfx/PNGLoader.cpp
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@ -117,7 +117,7 @@ struct PNGLoadingContext {
Vector<Scanline> scanlines;
RefPtr<Gfx::Bitmap> bitmap;
u8* decompression_buffer { nullptr };
int decompression_buffer_size { 0 };
size_t decompression_buffer_size { 0 };
Vector<u8> compressed_data;
Vector<PaletteEntry> palette_data;
Vector<u8> palette_transparency_data;
@ -125,7 +125,7 @@ struct PNGLoadingContext {
class Streamer {
public:
Streamer(const u8* data, int size)
Streamer(const u8* data, size_t size)
: m_data_ptr(data)
, m_size_remaining(size)
{
@ -134,7 +134,7 @@ public:
template<typename T>
bool read(T& value)
{
if (m_size_remaining < (int)sizeof(T))
if (m_size_remaining < sizeof(T))
return false;
value = *((const NetworkOrdered<T>*)m_data_ptr);
m_data_ptr += sizeof(T);
@ -142,7 +142,7 @@ public:
return true;
}
bool read_bytes(u8* buffer, int count)
bool read_bytes(u8* buffer, size_t count)
{
if (m_size_remaining < count)
return false;
@ -152,7 +152,7 @@ public:
return true;
}
bool wrap_bytes(ByteBuffer& buffer, int count)
bool wrap_bytes(ByteBuffer& buffer, size_t count)
{
if (m_size_remaining < count)
return false;
@ -165,11 +165,11 @@ public:
bool at_end() const { return !m_size_remaining; }
private:
const u8* m_data_ptr;
int m_size_remaining;
const u8* m_data_ptr { nullptr };
size_t m_size_remaining { 0 };
};
static RefPtr<Gfx::Bitmap> load_png_impl(const u8*, int);
static RefPtr<Gfx::Bitmap> load_png_impl(const u8*, size_t);
static bool process_chunk(Streamer&, PNGLoadingContext& context, bool decode_size_only);
RefPtr<Gfx::Bitmap> load_png(const StringView& path)
@ -621,7 +621,7 @@ static bool decode_png_bitmap(PNGLoadingContext& context)
return true;
}
static RefPtr<Gfx::Bitmap> load_png_impl(const u8* data, int data_size)
static RefPtr<Gfx::Bitmap> load_png_impl(const u8* data, size_t data_size)
{
PNGLoadingContext context;
context.data = data;