shadPS4/scripts/file_formats/sfo.hexpat

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// SPDX-FileCopyrightText: Copyright 2024 shadPS4 Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
import std.io;
import std.sys;
struct Header {
u32 magic;
u32 version;
u32 key_table_offset;
u32 data_table_offset;
u32 index_table_entries;
};
struct KeyEntry {
char name[];
} [[inline]];
struct DataEntry<auto fmt, auto size> {
if (fmt == 0x0404) {
u32 int_value;
} else if(fmt == 0x0004) {
char bin_value[size];
} else if(fmt == 0x0204) {
char str_value[size];
} else {
std::warning("unknown fmt type");
}
} [[inline]];
struct IndexEntry {
u16 key_offset;
u16 param_fmt;
u32 param_len;
u32 param_max_len;
u32 data_offset;
};
struct Entry<auto KeyTableOffset, auto DataTableOffset> {
u64 begin = $;
IndexEntry index;
KeyEntry key @ KeyTableOffset + index.key_offset;
DataEntry<index.param_fmt, index.param_len> data @ DataTableOffset + index.data_offset;
u8 data_empty[index.param_max_len - index.param_len] @ DataTableOffset + index.data_offset + index.param_len;
$ = begin + sizeof(IndexEntry);
};
Header header @ 0;
std::assert(header.magic == 0x46535000, "Miss match magic");
std::assert(header.version == 0x00000101, "Miss match version");
Entry<header.key_table_offset, header.data_table_offset> list[header.index_table_entries] @ 0x14;