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APT: Move the shared font loading and relocation functions to their own subdirectory services/apt/bcfnt.

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Subv
2016-04-19 12:13:00 -05:00
parent 5679d066b5
commit abf8dcd700
4 changed files with 167 additions and 66 deletions
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73
src/core/hle/service/apt/apt.cpp
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@ -12,6 +12,7 @@
#include "core/hle/service/apt/apt_a.h"
#include "core/hle/service/apt/apt_s.h"
#include "core/hle/service/apt/apt_u.h"
#include "core/hle/service/apt/bcfnt/bcfnt.h"
#include "core/hle/service/fs/archive.h"
#include "core/hle/kernel/event.h"
@ -22,70 +23,6 @@
namespace Service {
namespace APT {
/// BCFNT Shared Font file structures
namespace BCFNT {
struct CFNT {
u8 magic[4];
u16_le endianness;
u16_le header_size;
u32_le version;
u32_le file_size;
u32_le num_blocks;
};
struct FINF {
u8 magic[4];
u32_le section_size;
u8 font_type;
u8 line_feed;
u16_le alter_char_index;
u8 default_width[3];
u8 encoding;
u32_le tglp_offset;
u32_le cwdh_offset;
u32_le cmap_offset;
u8 height;
u8 width;
u8 ascent;
u8 reserved;
};
struct TGLP {
u8 magic[4];
u32_le section_size;
u8 cell_width;
u8 cell_height;
u8 baseline_position;
u8 max_character_width;
u32_le sheet_size;
u16_le num_sheets;
u16_le sheet_image_format;
u16_le num_columns;
u16_le num_rows;
u16_le sheet_width;
u16_le sheet_height;
u32_le sheet_data_offset;
};
struct CMAP {
u8 magic[4];
u32_le section_size;
u16_le code_begin;
u16_le code_end;
u16_le mapping_method;
u16_le reserved;
u32_le next_cmap_offset;
};
struct CWDH {
u8 magic[4];
u32_le section_size;
u16_le start_index;
u16_le end_index;
u32_le next_cwdh_offset;
};
}
/// Handle to shared memory region designated to for shared system font
static Kernel::SharedPtr<Kernel::SharedMemory> shared_font_mem;
static bool shared_font_relocated = false;
@ -133,9 +70,13 @@ void GetSharedFont(Service::Interface* self) {
VAddr target_address = Memory::PhysicalToVirtualAddress(shared_font_mem->linear_heap_phys_address);
// The shared font dumped by 3dsutils (https://github.com/citra-emu/3dsutils) uses this address as base,
// so we relocate it from there to our real address.
// TODO(Subv): This address is wrong if the shared font is dumped from a n3DS,
// we need a way to automatically calculate the original address of the font from the file.
static const VAddr SHARED_FONT_VADDR = 0x18000000;
if (!shared_font_relocated)
RelocateSharedFont(SHARED_FONT_VADDR, target_address);
if (!shared_font_relocated) {
BCFNT::RelocateSharedFont(shared_font_mem, SHARED_FONT_VADDR, target_address);
shared_font_relocated = true;
}
cmd_buff[0] = IPC::MakeHeader(0x44, 2, 2);
cmd_buff[1] = RESULT_SUCCESS.raw; // No error
// Since the SharedMemory interface doesn't provide the address at which the memory was allocated,