fix missing strtbl stream case in msf parser

This commit is contained in:
Ryan Fleury
2025-06-27 12:24:58 -07:00
parent 460dbe52fe
commit 29886171b3
+33 -30
View File
@@ -230,41 +230,44 @@ msf_raw_stream_table_from_data(Arena *arena, String8 msf_data)
internal String8
msf_data_from_stream_number(Arena *arena, String8 msf_data, MSF_RawStreamTable *st, MSF_StreamNumber sn)
{
MSF_RawStream stream = st->streams[sn];
U8 *stream_buf = push_array_no_zero(arena, U8, stream.size);
U8 *stream_out_ptr = stream_buf;
for (U32 i = 0; i < stream.page_count; ++i) {
U64 page_idx;
if (st->index_size == 4) {
page_idx = stream.u.page_indices_u32[i];
} else {
page_idx = stream.u.page_indices_u16[i];
String8 result = {0};
if(sn < st->stream_count)
{
MSF_RawStream stream = st->streams[sn];
U8 *stream_buf = push_array_no_zero(arena, U8, stream.size);
U8 *stream_out_ptr = stream_buf;
for (U32 i = 0; i < stream.page_count; ++i) {
U64 page_idx;
if (st->index_size == 4) {
page_idx = stream.u.page_indices_u32[i];
} else {
page_idx = stream.u.page_indices_u16[i];
}
U64 stream_page_off = (U64)page_idx * st->page_size;
if (stream_page_off + st->page_size > msf_data.size) {
break;
}
U8 *stream_page_base = msf_data.str + stream_page_off;
// clamp copy size by end of stream
U32 stream_pos = (U32) (stream_out_ptr - stream_buf);
U32 remaining_size = stream.size - stream_pos;
U32 copy_size = ClampTop(st->page_size, remaining_size);
// copy page data
MemoryCopy(stream_out_ptr, stream_page_base, copy_size);
stream_out_ptr += copy_size;
}
U64 stream_page_off = (U64)page_idx * st->page_size;
if (stream_page_off + st->page_size > msf_data.size) {
break;
}
U64 copy_size = (U64)(stream_out_ptr - stream_buf);
U8 *stream_page_base = msf_data.str + stream_page_off;
U64 unused_buf_size = stream.size - copy_size;
arena_pop(arena, unused_buf_size);
// clamp copy size by end of stream
U32 stream_pos = (U32) (stream_out_ptr - stream_buf);
U32 remaining_size = stream.size - stream_pos;
U32 copy_size = ClampTop(st->page_size, remaining_size);
// copy page data
MemoryCopy(stream_out_ptr, stream_page_base, copy_size);
stream_out_ptr += copy_size;
result = str8(stream_buf, copy_size);
}
U64 copy_size = (U64)(stream_out_ptr - stream_buf);
U64 unused_buf_size = stream.size - copy_size;
arena_pop(arena, unused_buf_size);
String8 result = str8(stream_buf, copy_size);
return result;
}