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decoder table generator (metaprogram) works... will test rest tmrw.

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ed
2026-09-05 00:03:12 -04:00
parent 6a456097ba
commit 28e6e38c92
8 changed files with 390 additions and 214 deletions
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code/duffle/files.h
+12 -2
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@@ -48,7 +48,8 @@ os_layer File file_open(FArena* scratch, AccessFlags flags, Str8 path);
#define file_scope(scratch, flags, path) scope_info(Scope_FileInfo, {.f = file_open(scratch, flags, path)}, file_close(info.f))
os_layer FileProperties properties_from_file(File file);
os_layer U8 file_read(File file, R1_U8 rng, U1* out_data);
os_layer U8 file_read (File file, R1_U8 rng, U1* out_data);
os_layer U8 file_write(File file, R1_U8 rng, U1* data);
I_ Slice_U1
data_from_file_range(FArena* arena, File file, R1_U8 range) {
@@ -56,7 +57,8 @@ data_from_file_range(FArena* arena, File file, R1_U8 range) {
U8 len = span_r1u8(range);
Slice_U1 result = farena_push_array(arena, U1, len);
U8 actual_read_size = file_read(file, range, result.ptr); if (actual_read_size < result.len) {
farena_rewind(arena, pre_pos + actual_read_size); result.len = actual_read_size;
U8 committed = align_pow2(actual_read_size, MEM_ALIGNMENT_DEFAULT);
farena_rewind(arena, pre_pos + committed); result.len = actual_read_size;
}
return result;
}
@@ -67,4 +69,12 @@ data_from_file_path(FArena* arena, Str8 path, FArena* scratch) { file_scope(scra
Slice_U1 data = data_from_file_range(arena, info.f, r1u8(0, props.size)); return data;
} unreachable(); }
I_ B4
write_data_to_file_path(Str8 path, Str8 data, FArena* scratch) {
B4 good = false; file_scope(scratch, AccessFlag_Write, path) if (file_match(info.f, file_zero()) == false) {
U8 bytes_written = file_write(info.f, r1u8(0, data.len), data.ptr); good = bytes_written == data.len;
}
return good;
}
CLANG_OPTIMIZE_ENABLE