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Loader services refactor

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This commit is contained in:
TuxSH 2019-04-18 19:48:01 +02:00
parent 5c4d6c68b2
commit 0b33134f6c
12 changed files with 845 additions and 718 deletions
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84
sysmodules/loader/source/hbldr.c Normal file
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@ -0,0 +1,84 @@
#include <3ds.h>
#include <string.h>
#include "hbldr.h"
static u32 hbldrRefcount = 0;
static Handle hbldrHandle = 0;
Result hbldrInit(void)
{
Result res;
if (AtomicPostIncrement(&hbldrRefcount)) return 0;
for(res = 0xD88007FA; res == (Result)0xD88007FA; svcSleepThread(500 * 1000LL)) {
res = svcConnectToPort(&hbldrHandle, "hb:ldr");
if(R_FAILED(res) && res != (Result)0xD88007FA) {
AtomicDecrement(&hbldrRefcount);
return res;
}
}
return 0;
}
void hbldrExit(void)
{
if (AtomicDecrement(&hbldrRefcount)) return;
svcCloseHandle(hbldrHandle);
}
Result HBLDR_LoadProcess(Handle *outCodeSet, u32 textAddr, u32 kernelFlags, u64 titleId, const char *name)
{
u32* cmdbuf = getThreadCommandBuffer(); // 0x11800
cmdbuf[0] = IPC_MakeHeader(1, 6, 0);
cmdbuf[1] = textAddr;
cmdbuf[2] = kernelFlags & 0xF00;
memcpy(&cmdbuf[3], &titleId, 8);
strncpy((char *)&cmdbuf[5], name, 8);
Result rc = svcSendSyncRequest(hbldrHandle);
if (R_SUCCEEDED(rc)) rc = cmdbuf[1];
*outCodeSet = R_SUCCEEDED(rc) ? cmdbuf[3] : 0;
return rc;
}
Result HBLDR_SetTarget(const char* path)
{
u32 pathLen = strlen(path) + 1;
u32* cmdbuf = getThreadCommandBuffer();
cmdbuf[0] = IPC_MakeHeader(2, 0, 2); // 0x20002
cmdbuf[1] = IPC_Desc_StaticBuffer(pathLen, 0);
cmdbuf[2] = (u32)path;
Result rc = svcSendSyncRequest(hbldrHandle);
if (R_SUCCEEDED(rc)) rc = cmdbuf[1];
return rc;
}
Result HBLDR_SetArgv(const void* buffer, size_t size)
{
u32* cmdbuf = getThreadCommandBuffer();
cmdbuf[0] = IPC_MakeHeader(3, 0, 2); // 0x30002
cmdbuf[1] = IPC_Desc_StaticBuffer(size, 1);
cmdbuf[2] = (u32)buffer;
Result rc = svcSendSyncRequest(hbldrHandle);
if (R_SUCCEEDED(rc)) rc = cmdbuf[1];
return rc;
}
Result HBLDR_PatchExHeaderInfo(ExHeader_Info *exheaderInfo)
{
u32* cmdbuf = getThreadCommandBuffer();
cmdbuf[0] = IPC_MakeHeader(4, 0, 2); // 0x40002
cmdbuf[1] = IPC_Desc_Buffer(sizeof(*exheaderInfo), IPC_BUFFER_RW);
cmdbuf[2] = (u32)exheaderInfo;
Result rc = svcSendSyncRequest(hbldrHandle);
if (R_SUCCEEDED(rc)) rc = cmdbuf[1];
return rc;
}

13
sysmodules/loader/source/hbldr.h Normal file
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@ -0,0 +1,13 @@
#pragma once
#include <3ds/exheader.h>
#define HBLDR_3DSX_TID (*(vu64 *)0x1FF81100)
Result hbldrInit(void);
void hbldrExit(void);
Result HBLDR_LoadProcess(Handle *outCodeSet, u32 textAddr, u32 kernelFlags, u64 titleId, const char *name);
Result HBLDR_SetTarget(const char* path);
Result HBLDR_SetArgv(const void* buffer, size_t size);
Result HBLDR_PatchExHeaderInfo(ExHeader_Info *exheaderInfo);

621
sysmodules/loader/source/loader.c
View File

@ -2,16 +2,19 @@
#include "memory.h"
#include "patcher.h"
#include "ifile.h"
#include "util.h"
#include "hbldr.h"
#define MAX_SESSIONS 1
#define HBLDR_3DSX_TID (*(vu64 *)0x1FF81100)
extern u32 config, multiConfig, bootConfig;
extern bool isN3DS, needToInitSd, isSdMode;
u32 config, multiConfig, bootConfig;
bool isN3DS, needToInitSd, isSdMode;
static u8 g_ret_buf[sizeof(ExHeader_Info)];
static u64 g_cached_programHandle;
static ExHeader_Info g_exheaderInfo;
const char CODE_PATH[] = {0x01, 0x00, 0x00, 0x00, 0x2E, 0x63, 0x6F, 0x64, 0x65, 0x00, 0x00, 0x00};
typedef struct
typedef struct prog_addrs_t
{
u32 text_addr;
u32 text_size;
@ -22,54 +25,6 @@ typedef struct
u32 total_size;
} prog_addrs_t;
static Handle g_handles[MAX_SESSIONS+2];
static int g_active_handles;
static u64 g_cached_prog_handle;
static ExHeader_Info g_exheader;
static char g_ret_buf[1024];
// MAKE SURE fsreg has been init before calling this
static Result fsldrPatchPermissions(void)
{
u32 pid;
Result res;
FS_ProgramInfo info;
ExHeader_Arm11StorageInfo storageInfo = {
.fs_access_info = FSACCESS_NANDRW | FSACCESS_NANDRO_RO | FSACCESS_SDMC_RW,
};
info.programId = 0x0004013000001302LL; // loader PID
info.mediaType = MEDIATYPE_NAND;
res = svcGetProcessId(&pid, CUR_PROCESS_HANDLE);
if (R_SUCCEEDED(res))
{
res = FSREG_Register(pid, 0xFFFF000000000000LL, &info, &storageInfo);
}
return res;
}
static inline void loadCFWInfo(void)
{
s64 out;
if(R_FAILED(svcGetSystemInfo(&out, 0x10000, 3))) svcBreak(USERBREAK_ASSERT);
config = (u32)out;
if(R_FAILED(svcGetSystemInfo(&out, 0x10000, 4))) svcBreak(USERBREAK_ASSERT);
multiConfig = (u32)out;
if(R_FAILED(svcGetSystemInfo(&out, 0x10000, 5))) svcBreak(USERBREAK_ASSERT);
bootConfig = (u32)out;
if(R_FAILED(svcGetSystemInfo(&out, 0x10000, 0x201))) svcBreak(USERBREAK_ASSERT);
isN3DS = (bool)out;
if(R_FAILED(svcGetSystemInfo(&out, 0x10000, 0x202))) svcBreak(USERBREAK_ASSERT);
needToInitSd = (bool)out;
if(R_FAILED(svcGetSystemInfo(&out, 0x10000, 0x203))) svcBreak(USERBREAK_ASSERT);
isSdMode = (bool)out;
IFile file;
if(needToInitSd) fileOpen(&file, ARCHIVE_SDMC, "/", FS_OPEN_READ); //Init SD card if SAFE_MODE is being booted
}
static int lzss_decompress(u8 *end)
{
unsigned int v1; // r1@2
@ -136,7 +91,7 @@ static int lzss_decompress(u8 *end)
return ret;
}
static Result allocate_shared_mem(prog_addrs_t *shared, prog_addrs_t *vaddr, int flags)
static Result allocateSharedMem(prog_addrs_t *shared, prog_addrs_t *vaddr, int flags)
{
u32 dummy;
@ -147,35 +102,28 @@ static Result allocate_shared_mem(prog_addrs_t *shared, prog_addrs_t *vaddr, int
return svcControlMemory(&dummy, shared->text_addr, 0, shared->total_size << 12, (flags & 0xF00) | MEMOP_ALLOC, MEMPERM_READ | MEMPERM_WRITE);
}
static Result load_code(u64 progid, prog_addrs_t *shared, u64 prog_handle, int is_compressed)
static Result loadCode(u64 titleId, prog_addrs_t *shared, u64 programHandle, int isCompressed)
{
IFile file;
FS_Path archivePath;
FS_Path filePath;
Result res;
u64 size;
u64 total;
if(!CONFIG(PATCHGAMES) || !loadTitleCodeSection(progid, (u8 *)shared->text_addr, (u64)shared->total_size << 12))
if(!CONFIG(PATCHGAMES) || !loadTitleCodeSection(titleId, (u8 *)shared->text_addr, (u64)shared->total_size << 12))
{
archivePath.type = PATH_BINARY;
archivePath.data = &prog_handle;
archivePath.data = &programHandle;
archivePath.size = 8;
filePath.type = PATH_BINARY;
filePath.data = CODE_PATH;
filePath.size = sizeof(CODE_PATH);
if (R_FAILED(IFile_Open(&file, ARCHIVE_SAVEDATA_AND_CONTENT2, archivePath, filePath, FS_OPEN_READ)))
{
svcBreak(USERBREAK_ASSERT);
}
// get file size
if (R_FAILED(IFile_GetSize(&file, &size)))
{
IFile_Close(&file);
svcBreak(USERBREAK_ASSERT);
}
assertSuccess(IFile_GetSize(&file, &size));
// check size
if (size > (u64)shared->total_size << 12)
@ -185,127 +133,85 @@ static Result load_code(u64 progid, prog_addrs_t *shared, u64 prog_handle, int i
}
// read code
res = IFile_Read(&file, &total, (void *)shared->text_addr, size);
assertSuccess(IFile_Read(&file, &total, (void *)shared->text_addr, size));
IFile_Close(&file); // done reading
if (R_FAILED(res))
{
svcBreak(USERBREAK_ASSERT);
}
// decompress
if (is_compressed)
{
if (isCompressed)
lzss_decompress((u8 *)shared->text_addr + size);
}
}
ExHeader_CodeSetInfo *csi = &g_exheader.sci.codeset_info;
ExHeader_CodeSetInfo *csi = &g_exheaderInfo.sci.codeset_info;
patchCode(progid, csi->flags.remaster_version, (u8 *)shared->text_addr, shared->total_size << 12, csi->text.size, csi->rodata.size, csi->data.size, csi->rodata.address, csi->data.address);
patchCode(titleId, csi->flags.remaster_version, (u8 *)shared->text_addr, shared->total_size << 12, csi->text.size, csi->rodata.size, csi->data.size, csi->rodata.address, csi->data.address);
return 0;
}
static Result HBLDR_Init(Handle *session)
static Result GetProgramInfo(ExHeader_Info *exheaderInfo, u64 programHandle)
{
Result res;
while (1)
{
res = svcConnectToPort(session, "hb:ldr");
if (R_LEVEL(res) != RL_PERMANENT ||
R_SUMMARY(res) != RS_NOTFOUND ||
R_DESCRIPTION(res) != RD_NOT_FOUND
) break;
svcSleepThread(500000);
}
return res;
}
Result res = 0;
static Result loader_GetProgramInfo(ExHeader_Info *exheader, u64 prog_handle)
{
Result res;
if (prog_handle >> 32 == 0xFFFF0000)
{
res = FSREG_GetProgramInfo(exheader, 1, prog_handle);
}
if (programHandle >> 32 == 0xFFFF0000)
res = FSREG_GetProgramInfo(exheaderInfo, 1, programHandle);
else
{
res = FSREG_CheckHostLoadId(prog_handle);
res = FSREG_CheckHostLoadId(programHandle);
//if ((res >= 0 && (unsigned)res >> 27) || (res < 0 && ((unsigned)res >> 27)-32))
//so use PXIPM if FSREG fails OR returns "info", is the second condition a bug?
if (R_FAILED(res) || (R_SUCCEEDED(res) && R_LEVEL(res) != RL_SUCCESS))
{
res = PXIPM_GetProgramInfo(exheader, prog_handle);
TRY(PXIPM_GetProgramInfo(exheaderInfo, programHandle));
}
else
{
res = FSREG_GetProgramInfo(exheader, 1, prog_handle);
TRY(FSREG_GetProgramInfo(exheaderInfo, 1, programHandle));
}
}
if (R_SUCCEEDED(res))
{
s64 nbSection0Modules;
svcGetSystemInfo(&nbSection0Modules, 26, 0);
// Force always having sdmc:/ and nand:/rw permission
exheader->aci.local_caps.storage_info.fs_access_info |= FSACCESS_NANDRW | FSACCESS_SDMC_RW;
exheaderInfo->aci.local_caps.storage_info.fs_access_info |= FSACCESS_NANDRW | FSACCESS_SDMC_RW;
// Tweak 3dsx placeholder title exheader
if (nbSection0Modules == 6)
// Tweak 3dsx placeholder title exheaderInfo
if (nbSection0Modules == 6 && exheaderInfo->aci.local_caps.title_id == HBLDR_3DSX_TID)
{
if(exheader->aci.local_caps.title_id == HBLDR_3DSX_TID)
{
Handle hbldr = 0;
res = HBLDR_Init(&hbldr);
if (R_SUCCEEDED(res))
{
u32* cmdbuf = getThreadCommandBuffer();
cmdbuf[0] = IPC_MakeHeader(4,0,2);
cmdbuf[1] = IPC_Desc_Buffer(sizeof(*exheader), IPC_BUFFER_RW);
cmdbuf[2] = (u32)exheader;
res = svcSendSyncRequest(hbldr);
svcCloseHandle(hbldr);
if (R_SUCCEEDED(res)) {
res = cmdbuf[1];
}
}
assertSuccess(hbldrInit());
HBLDR_PatchExHeaderInfo(exheaderInfo);
hbldrExit();
}
u64 originalProgId = exheader->aci.local_caps.title_id;
if(CONFIG(PATCHGAMES) && loadTitleExheader(exheader->aci.local_caps.title_id, exheader))
{
exheader->aci.local_caps.title_id = originalProgId;
}
}
}
u64 originaltitleId = exheaderInfo->aci.local_caps.title_id;
if(CONFIG(PATCHGAMES) && loadTitleExheaderInfo(exheaderInfo->aci.local_caps.title_id, exheaderInfo))
exheaderInfo->aci.local_caps.title_id = originaltitleId;
return res;
}
static Result loader_LoadProcess(Handle *process, u64 prog_handle)
static Result LoadProcess(Handle *process, u64 programHandle)
{
Result res;
int count;
u32 flags;
u32 desc;
u32 dummy;
prog_addrs_t shared_addr;
prog_addrs_t sharedAddr;
prog_addrs_t vaddr;
Handle codeset;
CodeSetInfo codesetinfo;
u32 data_mem_size;
u64 progid;
u32 dataMemSize;
u64 titleId;
// make sure the cached info corrosponds to the current prog_handle
if (g_cached_prog_handle != prog_handle || g_exheader.aci.local_caps.title_id == HBLDR_3DSX_TID)
// make sure the cached info corrosponds to the current programHandle
if (g_cached_programHandle != programHandle || g_exheaderInfo.aci.local_caps.title_id == HBLDR_3DSX_TID)
{
res = loader_GetProgramInfo(&g_exheader, prog_handle);
g_cached_prog_handle = prog_handle;
if (res < 0)
res = GetProgramInfo(&g_exheaderInfo, programHandle);
g_cached_programHandle = programHandle;
if (R_FAILED(res))
{
g_cached_prog_handle = 0;
g_cached_programHandle = 0;
return res;
}
}
@ -314,51 +220,24 @@ static Result loader_LoadProcess(Handle *process, u64 prog_handle)
flags = 0;
for (count = 0; count < 28; count++)
{
desc = g_exheader.aci.kernel_caps.descriptors[count];
desc = g_exheaderInfo.aci.kernel_caps.descriptors[count];
if (0x1FE == desc >> 23)
{
flags = desc & 0xF00;
}
}
if (flags == 0)
{
return MAKERESULT(RL_PERMANENT, RS_INVALIDARG, 1, 2);
}
// check for 3dsx process
progid = g_exheader.aci.local_caps.title_id;
ExHeader_CodeSetInfo *csi = &g_exheader.sci.codeset_info;
titleId = g_exheaderInfo.aci.local_caps.title_id;
ExHeader_CodeSetInfo *csi = &g_exheaderInfo.sci.codeset_info;
if (progid == HBLDR_3DSX_TID)
if (titleId == HBLDR_3DSX_TID)
{
Handle hbldr = 0;
res = HBLDR_Init(&hbldr);
if (R_FAILED(res))
{
svcBreak(USERBREAK_ASSERT);
return res;
}
u32* cmdbuf = getThreadCommandBuffer();
cmdbuf[0] = IPC_MakeHeader(1,6,0);
cmdbuf[1] = csi->text.address;
cmdbuf[2] = flags & 0xF00;
cmdbuf[3] = progid;
cmdbuf[4] = progid>>32;
memcpy(&cmdbuf[5], csi->name, 8);
res = svcSendSyncRequest(hbldr);
svcCloseHandle(hbldr);
if (R_SUCCEEDED(res))
{
res = cmdbuf[1];
}
if (R_FAILED(res))
{
svcBreak(USERBREAK_ASSERT);
return res;
}
codeset = (Handle)cmdbuf[3];
res = svcCreateProcess(process, codeset, g_exheader.aci.kernel_caps.descriptors, count);
assertSuccess(hbldrInit());
assertSuccess(HBLDR_LoadProcess(&codeset, csi->text.address, flags & 0xF00, titleId, csi->name));
res = svcCreateProcess(process, codeset, g_exheaderInfo.aci.kernel_caps.descriptors, count);
svcCloseHandle(codeset);
hbldrExit();
return res;
}
@ -369,18 +248,15 @@ static Result loader_LoadProcess(Handle *process, u64 prog_handle)
vaddr.ro_size = (csi->rodata.size + 4095) >> 12;
vaddr.data_addr = csi->data.address;
vaddr.data_size = (csi->data.size + 4095) >> 12;
data_mem_size = (csi->data.size + csi->bss_size + 4095) >> 12;
dataMemSize = (csi->data.size + csi->bss_size + 4095) >> 12;
vaddr.total_size = vaddr.text_size + vaddr.ro_size + vaddr.data_size;
if ((res = allocate_shared_mem(&shared_addr, &vaddr, flags)) < 0)
{
return res;
}
TRY(allocateSharedMem(&sharedAddr, &vaddr, flags));
// load code
if ((res = load_code(progid, &shared_addr, prog_handle, csi->flags.compress_exefs_code)) >= 0)
if (R_SUCCEEDED(res = loadCode(titleId, &sharedAddr, programHandle, csi->flags.compress_exefs_code)))
{
memcpy(&codesetinfo.name, csi->name, 8);
codesetinfo.program_id = progid;
codesetinfo.program_id = titleId;
codesetinfo.text_addr = vaddr.text_addr;
codesetinfo.text_size = vaddr.text_size;
codesetinfo.text_size_total = vaddr.text_size;
@ -389,106 +265,88 @@ static Result loader_LoadProcess(Handle *process, u64 prog_handle)
codesetinfo.ro_size_total = vaddr.ro_size;
codesetinfo.rw_addr = vaddr.data_addr;
codesetinfo.rw_size = vaddr.data_size;
codesetinfo.rw_size_total = data_mem_size;
res = svcCreateCodeSet(&codeset, &codesetinfo, (void *)shared_addr.text_addr, (void *)shared_addr.ro_addr, (void *)shared_addr.data_addr);
if (res >= 0)
{
res = svcCreateProcess(process, codeset, g_exheader.aci.kernel_caps.descriptors, count);
svcCloseHandle(codeset);
if (res >= 0)
{
return 0;
}
}
}
svcControlMemory(&dummy, shared_addr.text_addr, 0, shared_addr.total_size << 12, MEMOP_FREE, 0);
return res;
}
static Result loader_RegisterProgram(u64 *prog_handle, FS_ProgramInfo *title, FS_ProgramInfo *update)
{
Result res;
u64 prog_id;
prog_id = title->programId;
if (prog_id >> 32 != 0xFFFF0000)
{
res = FSREG_CheckHostLoadId(prog_id);
//if ((res >= 0 && (unsigned)res >> 27) || (res < 0 && ((unsigned)res >> 27)-32))
if (R_FAILED(res) || (R_SUCCEEDED(res) && R_LEVEL(res) != RL_SUCCESS))
{
res = PXIPM_RegisterProgram(prog_handle, title, update);
if (res < 0)
{
return res;
}
if (*prog_handle >> 32 != 0xFFFF0000)
{
res = FSREG_CheckHostLoadId(*prog_handle);
//if ((res >= 0 && (unsigned)res >> 27) || (res < 0 && ((unsigned)res >> 27)-32))
if (R_FAILED(res) || (R_SUCCEEDED(res) && R_LEVEL(res) != RL_SUCCESS))
{
return 0;
}
}
svcBreak(USERBREAK_ASSERT);
}
}
if ((title->mediaType != update->mediaType) || (prog_id != update->programId))
{
svcBreak(USERBREAK_ASSERT);
}
res = FSREG_LoadProgram(prog_handle, title);
codesetinfo.rw_size_total = dataMemSize;
res = svcCreateCodeSet(&codeset, &codesetinfo, (void *)sharedAddr.text_addr, (void *)sharedAddr.ro_addr, (void *)sharedAddr.data_addr);
if (R_SUCCEEDED(res))
{
if (*prog_handle >> 32 == 0xFFFF0000)
{
return 0;
}
res = FSREG_CheckHostLoadId(*prog_handle);
//if ((res >= 0 && (unsigned)res >> 27) || (res < 0 && ((unsigned)res >> 27)-32))
if (R_FAILED(res) || (R_SUCCEEDED(res) && R_LEVEL(res) != RL_SUCCESS))
{
svcBreak(USERBREAK_ASSERT);
res = svcCreateProcess(process, codeset, g_exheaderInfo.aci.kernel_caps.descriptors, count);
svcCloseHandle(codeset);
res = R_SUCCEEDED(res) ? 0 : res;
}
}
svcControlMemory(&dummy, sharedAddr.text_addr, 0, sharedAddr.total_size << 12, MEMOP_FREE, 0);
return res;
}
static Result loader_UnregisterProgram(u64 prog_handle)
static Result RegisterProgram(u64 *programHandle, FS_ProgramInfo *title, FS_ProgramInfo *update)
{
Result res;
u64 titleId;
if (prog_handle >> 32 == 0xFFFF0000)
titleId = title->programId;
if (titleId >> 32 != 0xFFFF0000)
{
return FSREG_UnloadProgram(prog_handle);
}
else
{
res = FSREG_CheckHostLoadId(prog_handle);
res = FSREG_CheckHostLoadId(titleId);
//if ((res >= 0 && (unsigned)res >> 27) || (res < 0 && ((unsigned)res >> 27)-32))
if (R_FAILED(res) || (R_SUCCEEDED(res) && R_LEVEL(res) != RL_SUCCESS))
{
return PXIPM_UnregisterProgram(prog_handle);
}
else
TRY(PXIPM_RegisterProgram(programHandle, title, update));
if (*programHandle >> 32 != 0xFFFF0000)
{
return FSREG_UnloadProgram(prog_handle);
res = FSREG_CheckHostLoadId(*programHandle);
//if ((res >= 0 && (unsigned)res >> 27) || (res < 0 && ((unsigned)res >> 27)-32))
if (R_FAILED(res) || (R_SUCCEEDED(res) && R_LEVEL(res) != RL_SUCCESS))
{
return 0;
}
}
panic(0);
}
}
static void handle_commands(void)
if ((title->mediaType != update->mediaType) || (titleId != update->programId))
panic(1);
TRY(FSREG_LoadProgram(programHandle, title));
if (*programHandle >> 32 == 0xFFFF0000)
return 0;
res = FSREG_CheckHostLoadId(*programHandle);
//if ((res >= 0 && (unsigned)res >> 27) || (res < 0 && ((unsigned)res >> 27)-32))
if (R_FAILED(res) || (R_SUCCEEDED(res) && R_LEVEL(res) != RL_SUCCESS))
panic(2);
return res;
}
static Result UnregisterProgram(u64 programHandle)
{
Result res;
if (programHandle >> 32 == 0xFFFF0000)
return FSREG_UnloadProgram(programHandle);
else
{
res = FSREG_CheckHostLoadId(programHandle);
//if ((res >= 0 && (unsigned)res >> 27) || (res < 0 && ((unsigned)res >> 27)-32))
if (R_FAILED(res) || (R_SUCCEEDED(res) && R_LEVEL(res) != RL_SUCCESS))
return PXIPM_UnregisterProgram(programHandle);
else
return FSREG_UnloadProgram(programHandle);
}
}
void loaderHandleCommands(void *ctx)
{
(void)ctx;
FS_ProgramInfo title;
FS_ProgramInfo update;
u32* cmdbuf;
u16 cmdid;
int res;
Handle handle;
u64 prog_handle;
u64 programHandle;
cmdbuf = getThreadCommandBuffer();
cmdid = cmdbuf[0] >> 16;
@ -496,259 +354,44 @@ static void handle_commands(void)
switch (cmdid)
{
case 1: // LoadProcess
{
res = loader_LoadProcess(&handle, *(u64 *)&cmdbuf[1]);
cmdbuf[0] = 0x10042;
cmdbuf[1] = res;
cmdbuf[2] = 16;
memcpy(&programHandle, &cmdbuf[1], 8);
handle = 0;
cmdbuf[1] = LoadProcess(&handle, programHandle);
cmdbuf[0] = IPC_MakeHeader(1, 1, 2);
cmdbuf[2] = IPC_Desc_MoveHandles(1);
cmdbuf[3] = handle;
break;
}
case 2: // RegisterProgram
{
memcpy(&title, &cmdbuf[1], sizeof(FS_ProgramInfo));
memcpy(&update, &cmdbuf[5], sizeof(FS_ProgramInfo));
res = loader_RegisterProgram(&prog_handle, &title, &update);
cmdbuf[0] = 0x200C0;
cmdbuf[1] = res;
*(u64 *)&cmdbuf[2] = prog_handle;
cmdbuf[1] = RegisterProgram(&programHandle, &title, &update);
cmdbuf[0] = IPC_MakeHeader(2, 3, 0);
memcpy(&cmdbuf[2], &programHandle, 8);
break;
}
case 3: // UnregisterProgram
{
prog_handle = *(u64 *)&cmdbuf[1];
memcpy(&programHandle, &cmdbuf[1], 8);
if (g_cached_prog_handle == prog_handle)
{
g_cached_prog_handle = 0;
}
cmdbuf[0] = 0x30040;
cmdbuf[1] = loader_UnregisterProgram(prog_handle);
if (g_cached_programHandle == programHandle)
g_cached_programHandle = 0;
cmdbuf[1] = UnregisterProgram(programHandle);
cmdbuf[0] = IPC_MakeHeader(3, 1, 0);
break;
}
case 4: // GetProgramInfo
memcpy(&programHandle, &cmdbuf[1], 8);
if (programHandle != g_cached_programHandle || g_exheaderInfo.aci.local_caps.title_id == HBLDR_3DSX_TID)
{
prog_handle = *(u64 *)&cmdbuf[1];
if (prog_handle != g_cached_prog_handle || g_exheader.aci.local_caps.title_id == HBLDR_3DSX_TID)
{
res = loader_GetProgramInfo(&g_exheader, prog_handle);
if (res >= 0)
{
g_cached_prog_handle = prog_handle;
res = GetProgramInfo(&g_exheaderInfo, programHandle);
g_cached_programHandle = R_SUCCEEDED(res) ? programHandle : 0;
}
else
{
g_cached_prog_handle = 0;
}
}
memcpy(&g_ret_buf, &g_exheader, 1024);
cmdbuf[0] = 0x40042;
memcpy(&g_ret_buf, &g_exheaderInfo, sizeof(ExHeader_Info));
cmdbuf[0] = IPC_MakeHeader(4, 1, 2);
cmdbuf[1] = res;
cmdbuf[2] = 0x1000002;
cmdbuf[2] = IPC_Desc_StaticBuffer(sizeof(ExHeader_Info), 0); //0x1000002;
cmdbuf[3] = (u32)&g_ret_buf;
break;
}
default: // error
{
cmdbuf[0] = 0x40;
cmdbuf[0] = IPC_MakeHeader(0, 1, 0);
cmdbuf[1] = 0xD900182F;
break;
}
}
}
static Result should_terminate(int *term_request)
{
u32 notid;
Result ret;
ret = srvReceiveNotification(&notid);
if (R_FAILED(ret))
{
return ret;
}
if (notid == 0x100) // term request
{
*term_request = 1;
}
return 0;
}
// this is called before main
void __appInit()
{
Result res;
for(res = 0xD88007FA; res == (Result)0xD88007FA; svcSleepThread(500 * 1000LL))
{
res = srvInit();
if(R_FAILED(res) && res != (Result)0xD88007FA)
svcBreak(USERBREAK_PANIC);
}
fsRegInit();
fsldrPatchPermissions();
//fsldrInit();
res = srvGetServiceHandle(fsGetSessionHandle(), "fs:LDR");
if (R_FAILED(res)) svcBreak(USERBREAK_PANIC);
res = FSUSER_InitializeWithSdkVersion(*fsGetSessionHandle(), 0x70200C8);
if (R_FAILED(res)) svcBreak(USERBREAK_PANIC);
res = FSUSER_SetPriority(0);
if (R_FAILED(res)) svcBreak(USERBREAK_PANIC);
pxiPmInit();
}
// this is called after main exits
void __appExit()
{
pxiPmExit();
//fsldrExit();
svcCloseHandle(*fsGetSessionHandle());
fsRegExit();
srvExit();
}
// stubs for non-needed pre-main functions
void __sync_init();
void __sync_fini();
void __system_initSyscalls();
void __ctru_exit()
{
void __libc_fini_array(void);
__libc_fini_array();
__appExit();
__sync_fini();
svcExitProcess();
}
void initSystem()
{
void __libc_init_array(void);
__sync_init();
__system_initSyscalls();
__appInit();
__libc_init_array();
}
int main()
{
Result ret;
Handle handle;
Handle reply_target;
Handle *srv_handle;
Handle *notification_handle;
s32 index;
int i;
int term_request;
u32* cmdbuf;
ret = 0;
srv_handle = &g_handles[1];
notification_handle = &g_handles[0];
if (R_FAILED(srvRegisterService(srv_handle, "Loader", MAX_SESSIONS)))
{
svcBreak(USERBREAK_ASSERT);
}
if (R_FAILED(srvEnableNotification(notification_handle)))
{
svcBreak(USERBREAK_ASSERT);
}
loadCFWInfo();
g_active_handles = 2;
g_cached_prog_handle = 0;
index = 1;
reply_target = 0;
term_request = 0;
do
{
if (reply_target == 0)
{
cmdbuf = getThreadCommandBuffer();
cmdbuf[0] = 0xFFFF0000;
}
ret = svcReplyAndReceive(&index, g_handles, g_active_handles, reply_target);
if (R_FAILED(ret))
{
// check if any handle has been closed
if (ret == (int)0xC920181A)
{
if (index == -1)
{
for (i = 2; i < MAX_SESSIONS+2; i++)
{
if (g_handles[i] == reply_target)
{
index = i;
break;
}
}
}
svcCloseHandle(g_handles[index]);
g_handles[index] = g_handles[g_active_handles-1];
g_active_handles--;
reply_target = 0;
}
else
{
svcBreak(USERBREAK_ASSERT);
}
}
else
{
// process responses
reply_target = 0;
switch (index)
{
case 0: // notification
{
if (R_FAILED(should_terminate(&term_request)))
{
svcBreak(USERBREAK_ASSERT);
}
break;
}
case 1: // new session
{
if (R_FAILED(svcAcceptSession(&handle, *srv_handle)))
{
svcBreak(USERBREAK_ASSERT);
}
if (g_active_handles < MAX_SESSIONS+2)
{
g_handles[g_active_handles] = handle;
g_active_handles++;
}
else
{
svcCloseHandle(handle);
}
break;
}
default: // session
{
handle_commands();
reply_target = g_handles[index];
break;
}
}
}
} while (!term_request || g_active_handles != 2);
srvUnregisterService("Loader");
svcCloseHandle(*srv_handle);
svcCloseHandle(*notification_handle);
return 0;
}

5
sysmodules/loader/source/loader.h Normal file
View File

@ -0,0 +1,5 @@
#pragma once
#include <3ds/types.h>
void loaderHandleCommands(void *ctx);

126
sysmodules/loader/source/main.c Normal file
View File

@ -0,0 +1,126 @@
#include <3ds.h>
#include "memory.h"
#include "patcher.h"
#include "ifile.h"
#include "util.h"
#include "loader.h"
#include "service_manager.h"
u32 config, multiConfig, bootConfig;
bool isN3DS, needToInitSd, isSdMode;
// MAKE SURE fsreg has been init before calling this
static Result fsldrPatchPermissions(void)
{
u32 pid;
Result res = 0;
FS_ProgramInfo info;
ExHeader_Arm11StorageInfo storageInfo = {
.fs_access_info = FSACCESS_NANDRW | FSACCESS_NANDRO_RO | FSACCESS_SDMC_RW,
};
info.programId = 0x0004013000001302LL; // loader PID
info.mediaType = MEDIATYPE_NAND;
TRY(svcGetProcessId(&pid, CUR_PROCESS_HANDLE));
return FSREG_Register(pid, 0xFFFF000000000000LL, &info, &storageInfo);
}
static inline void loadCFWInfo(void)
{
s64 out;
assertSuccess(svcGetSystemInfo(&out, 0x10000, 3));
config = (u32)out;
assertSuccess(svcGetSystemInfo(&out, 0x10000, 4));
multiConfig = (u32)out;
assertSuccess(svcGetSystemInfo(&out, 0x10000, 5));
bootConfig = (u32)out;
assertSuccess(svcGetSystemInfo(&out, 0x10000, 0x201));
isN3DS = (bool)out;
assertSuccess(svcGetSystemInfo(&out, 0x10000, 0x202));
needToInitSd = (bool)out;
assertSuccess(svcGetSystemInfo(&out, 0x10000, 0x203));
isSdMode = (bool)out;
IFile file;
if(needToInitSd) fileOpen(&file, ARCHIVE_SDMC, "/", FS_OPEN_READ); //Init SD card if SAFE_MODE is being booted
}
// this is called before main
void __appInit()
{
loadCFWInfo();
Result res;
for(res = 0xD88007FA; res == (Result)0xD88007FA; svcSleepThread(500 * 1000LL))
{
res = srvInit();
if(R_FAILED(res) && res != (Result)0xD88007FA)
panic(res);
}
assertSuccess(fsRegInit());
assertSuccess(fsldrPatchPermissions());
//fsldrInit();
assertSuccess(srvGetServiceHandle(fsGetSessionHandle(), "fs:LDR"));
// Hackjob
assertSuccess(FSUSER_InitializeWithSdkVersion(*fsGetSessionHandle(), 0x70200C8));
assertSuccess(FSUSER_SetPriority(0));
assertSuccess(pxiPmInit());
}
// this is called after main exits
void __appExit()
{
pxiPmExit();
//fsldrExit();
svcCloseHandle(*fsGetSessionHandle());
fsRegExit();
srvExit();
}
// stubs for non-needed pre-main functions
void __sync_init();
void __sync_fini();
void __system_initSyscalls();
void __ctru_exit()
{
void __libc_fini_array(void);
__libc_fini_array();
__appExit();
__sync_fini();
svcExitProcess();
}
void initSystem()
{
void __libc_init_array(void);
__sync_init();
__system_initSyscalls();
__appInit();
__libc_init_array();
}
static const ServiceManagerServiceEntry services[] = {
{ "Loader", 1, loaderHandleCommands, false },
{ NULL },
};
static const ServiceManagerNotificationEntry notifications[] = {
{ 0x000, NULL },
};
int main(void)
{
loadCFWInfo();
assertSuccess(ServiceManager_Run(services, notifications, NULL));
return 0;
}

6
sysmodules/loader/source/patcher.c
View File

@ -355,10 +355,10 @@ error:
while(true);
}
bool loadTitleExheader(u64 progId, ExHeader_Info *exheader)
bool loadTitleExheaderInfo(u64 progId, ExHeader_Info *exheaderInfo)
{
/* Here we look for "/luma/titles/[u64 titleID in hex, uppercase]/exheader.bin"
If it exists it should be a decrypted exheader */
If it exists it should be a decrypted exheader / exheader info */
char path[] = "/luma/titles/0000000000000000/exheader.bin";
progIdToStr(path + 28, progId);
@ -374,7 +374,7 @@ bool loadTitleExheader(u64 progId, ExHeader_Info *exheader)
{
u64 total;
if(R_FAILED(IFile_Read(&file, &total, exheader, sizeof(ExHeader_Info))) || total != sizeof(ExHeader_Info)) goto error;
if(R_FAILED(IFile_Read(&file, &total, exheaderInfo, sizeof(ExHeader_Info))) || total != sizeof(ExHeader_Info)) goto error;
}
IFile_Close(&file);

2
sysmodules/loader/source/patcher.h
View File

@ -44,4 +44,4 @@ extern bool isN3DS, needToInitSd, isSdMode;
void patchCode(u64 progId, u16 progVer, u8 *code, u32 size, u32 textSize, u32 roSize, u32 dataSize, u32 roAddress, u32 dataAddress);
Result fileOpen(IFile *file, FS_ArchiveID archiveId, const char *path, int flags);
bool loadTitleCodeSection(u64 progId, u8 *code, u32 size);
bool loadTitleExheader(u64 progId, ExHeader_Info *exheader);
bool loadTitleExheaderInfo(u64 progId, ExHeader_Info *exheaderInfo);

182
sysmodules/loader/source/service_manager.c Normal file
View File

@ -0,0 +1,182 @@
/*
* This file is part of Luma3DS
* Copyright (C) 2016-2019 Aurora Wright, TuxSH
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* Additional Terms 7.b and 7.c of GPLv3 apply to this file:
* * Requiring preservation of specified reasonable legal notices or
* author attributions in that material or in the Appropriate Legal
* Notices displayed by works containing it.
* * Prohibiting misrepresentation of the origin of that material,
* or requiring that modified versions of such material be marked in
* reasonable ways as different from the original version.
*/
#include <3ds.h>
#include "service_manager.h"
#define TRY(expr) if(R_FAILED(res = (expr))) goto cleanup;
Result ServiceManager_Run(const ServiceManagerServiceEntry *services, const ServiceManagerNotificationEntry *notifications, const ServiceManagerContextAllocator *allocator)
{
Result res = 0;
u32 numServices = 0;
u32 maxSessionsTotal = 0;
u32 numActiveSessions = 0;
bool terminationRequested = false;
for (u32 i = 0; services[i].name != NULL; i++) {
numServices++;
maxSessionsTotal += services[i].maxSessions;
}
Handle waitHandles[1 + numServices + maxSessionsTotal];
void *ctxs[maxSessionsTotal];
u8 handlerIds[maxSessionsTotal];
Handle replyTarget = 0;
s32 id = -1;
u32 *cmdbuf = getThreadCommandBuffer();
TRY(srvEnableNotification(&waitHandles[0]));
// Subscribe to notifications if needed.
for (u32 i = 0; notifications[i].handler != NULL; i++) {
// Termination & ready for reboot events send by PM using PublishToProcess don't require subscription.
if (notifications[i].id != 0x100 && notifications[i].id != 0x179) {
TRY(srvSubscribe(notifications[i].id));
}
}
for (u32 i = 0; i < numServices; i++) {
if (!services[i].isGlobalPort) {
TRY(srvRegisterService(&waitHandles[1 + i], services[i].name, (s32)services[i].maxSessions));
} else {
Handle clientPort;
TRY(svcCreatePort(&waitHandles[1 + i], &clientPort, services[i].name, (s32)services[i].maxSessions));
svcCloseHandle(clientPort);
}
}
while (!terminationRequested) {
if (replyTarget == 0) {
cmdbuf[0] = 0xFFFF0000;
}
id = -1;
res = svcReplyAndReceive(&id, waitHandles, 1 + numServices + numActiveSessions, replyTarget);
if (res == (Result)0xC920181A) {
// Session has been closed
u32 off;
if (id == -1) {
for (off = 0; off < numActiveSessions && waitHandles[1 + numServices + off] != replyTarget; off++);
if (off >= numActiveSessions) {
return res;
}
id = 1 + numServices + off;
} else if ((u32)id < 1 + numServices) {
return res;
}
off = id - 1 - numServices;
Handle h = waitHandles[id];
void *ctx = ctxs[off];
waitHandles[id] = waitHandles[1 + numServices + --numActiveSessions];
handlerIds[off] = handlerIds[numActiveSessions];
ctxs[off] = ctxs[numActiveSessions];
svcCloseHandle(h);
if (allocator != NULL) {
allocator->freeSessionContext(ctx);
}
replyTarget = 0;
res = 0;
} else if (R_FAILED(res)) {
return res;
}
else {
// Ok, no session closed and no error
replyTarget = 0;
if (id == 0) {
// Notification
u32 notificationId = 0;
TRY(srvReceiveNotification(&notificationId));
terminationRequested = notificationId == 0x100;
for (u32 i = 0; notifications[i].handler != NULL; i++) {
if (notifications[i].id == notificationId) {
notifications[i].handler(notificationId);
break;
}
}
} else if ((u32)id < 1 + numServices) {
// New session
Handle session;
void *ctx = NULL;
TRY(svcAcceptSession(&session, waitHandles[id]));
if (allocator) {
ctx = allocator->newSessionContext((u8)(id - 1));
if (ctx == NULL) {
svcCloseHandle(session);
return 0xDEAD0000;
}
}
waitHandles[1 + numServices + numActiveSessions] = session;
handlerIds[numActiveSessions] = (u8)(id - 1);
ctxs[numActiveSessions++] = ctx;
} else {
// Service command
u32 off = id - 1 - numServices;
services[handlerIds[off]].handler(ctxs[off]);
replyTarget = waitHandles[id];
}
}
}
cleanup:
for (u32 i = 0; i < 1 + numServices + numActiveSessions; i++) {
svcCloseHandle(waitHandles[i]);
}
// Subscribe to notifications if needed.
for (u32 i = 0; notifications[i].handler != NULL; i++) {
// Termination & ready for reboot events send by PM using PublishToProcess don't require subscription.
if (notifications[i].id != 0x100 && notifications[i].id != 0x179) {
TRY(srvUnsubscribe(notifications[i].id));
}
}
for (u32 i = 0; i < numServices; i++) {
if (!services[i].isGlobalPort) {
srvUnregisterService(services[i].name);
}
}
if (allocator) {
for (u32 i = 0; i < numActiveSessions; i++) {
allocator->freeSessionContext(ctxs[i]);
}
}
return res;
}

22
sysmodules/loader/source/service_manager.h Normal file
View File

@ -0,0 +1,22 @@
#pragma once
#include <3ds/types.h>
typedef struct ServiceManagerServiceEntry {
const char *name;
u32 maxSessions;
void (*handler)(void *ctx);
bool isGlobalPort;
} ServiceManagerServiceEntry;
typedef struct ServiceManagerNotificationEntry {
u32 id;
void (*handler)(u32 id);
} ServiceManagerNotificationEntry;
typedef struct ServiceManagerContextAllocator {
void* (*newSessionContext)(u8 serviceId);
void (*freeSessionContext)(void *ctx);
} ServiceManagerContextAllocator;
Result ServiceManager_Run(const ServiceManagerServiceEntry *services, const ServiceManagerNotificationEntry *notifications, const ServiceManagerContextAllocator *allocator);

52
sysmodules/loader/source/util.h Normal file
View File

@ -0,0 +1,52 @@
#pragma once
#include <3ds/types.h>
#include <3ds/result.h>
#include <3ds/os.h>
#include <3ds/srv.h>
#define REG32(reg) (*(vu32 *)reg)
#define REG64(reg) (*(vu64 *)reg)
#define TRY(expr) if(R_FAILED(res = (expr))) return res;
#define TRYG(expr, label) if(R_FAILED(res = (expr))) goto label;
#ifdef XDS
static void hexItoa(u64 number, char *out, u32 digits, bool uppercase)
{
const char hexDigits[] = "0123456789ABCDEF";
const char hexDigitsLowercase[] = "0123456789abcdef";
u32 i = 0;
while(number > 0)
{
out[digits - 1 - i++] = uppercase ? hexDigits[number & 0xF] : hexDigitsLowercase[number & 0xF];
number >>= 4;
}
while(i < digits) out[digits - 1 - i++] = '0';
}
#endif
static void __attribute__((noinline)) panic(Result res)
{
#ifndef XDS
(void)res;
__builtin_trap();
#else
char buf[32] = {0};
hexItoa(res, buf, 8, false);
svcOutputDebugString(buf, 8);
svcBreak(USERBREAK_PANIC);
#endif
}
static inline Result assertSuccess(Result res)
{
if(R_FAILED(res)) {
panic(res);
}
return res;
}

2
sysmodules/pm/source/util.h
View File

@ -3,6 +3,7 @@
#include <3ds/types.h>
#include <3ds/result.h>
#include <3ds/os.h>
#include <3ds/srv.h>
#define REG32(reg) (*(vu32 *)reg)
#define REG64(reg) (*(vu64 *)reg)
@ -20,7 +21,6 @@
#define TRY(expr) if(R_FAILED(res = (expr))) return res;
#define TRYG(expr, label) if(R_FAILED(res = (expr))) goto label;
#define XDS
#ifdef XDS
static void hexItoa(u64 number, char *out, u32 digits, bool uppercase)
{

28
sysmodules/rosalina/source/hbloader.c
View File

@ -149,7 +149,7 @@ void HBLDR_HandleCommands(void *ctx)
u32 *cmdbuf = getThreadCommandBuffer();
switch (cmdbuf[0] >> 16)
{
case 1:
case 1: // LoadProcess
{
if (cmdbuf[0] != IPC_MakeHeader(1, 6, 0))
{
@ -212,7 +212,7 @@ void HBLDR_HandleCommands(void *ctx)
cmdbuf[3] = hCodeset;
break;
}
case 2:
case 2: // SetTarget
{
if (cmdbuf[0] != IPC_MakeHeader(2, 0, 2) || (cmdbuf[1] & 0x3FFF) != 0x0002)
{
@ -232,7 +232,7 @@ void HBLDR_HandleCommands(void *ctx)
cmdbuf[1] = 0;
break;
}
case 3:
case 3: // SetArgv
{
if (cmdbuf[0] != IPC_MakeHeader(3, 0, 2) || (cmdbuf[1] & 0x3FFF) != (0x2 | (1<<10)))
{
@ -244,7 +244,7 @@ void HBLDR_HandleCommands(void *ctx)
cmdbuf[1] = 0;
break;
}
case 4:
case 4: // PatchExHeaderInfo
{
if (cmdbuf[0] != IPC_MakeHeader(4, 0, 2) || cmdbuf[1] != IPC_Desc_Buffer(sizeof(ExHeader_Info), IPC_BUFFER_RW))
{
@ -253,14 +253,14 @@ void HBLDR_HandleCommands(void *ctx)
}
// Perform ExHeader patches
ExHeader_Info* exh = (ExHeader_Info*)cmdbuf[2];
ExHeader_Info* exhi = (ExHeader_Info*)cmdbuf[2];
u32 stacksize = 4096; // 3dsx/libctru don't require anymore than this
memcpy(exh->sci.codeset_info.name, "3dsx_app", 8);
memcpy(&exh->sci.codeset_info.stack_size, &stacksize, 4);
memset(&exh->sci.dependencies, 0, sizeof(exh->sci.dependencies));
memcpy(exh->sci.dependencies, dependencyList, sizeof(dependencyList));
memcpy(exhi->sci.codeset_info.name, "3dsx_app", 8);
memcpy(&exhi->sci.codeset_info.stack_size, &stacksize, 4);
memset(&exhi->sci.dependencies, 0, sizeof(exhi->sci.dependencies));
memcpy(exhi->sci.dependencies, dependencyList, sizeof(dependencyList));
ExHeader_Arm11SystemLocalCapabilities* localcaps0 = &exh->aci.local_caps;
ExHeader_Arm11SystemLocalCapabilities* localcaps0 = &exhi->aci.local_caps;
localcaps0->core_info.core_version = 2;
localcaps0->core_info.use_cpu_clockrate_804MHz = false;
@ -285,20 +285,20 @@ void HBLDR_HandleCommands(void *ctx)
localcaps0->reslimit_category = RESLIMIT_CATEGORY_APPLICATION;
ExHeader_Arm11KernelCapabilities* kcaps0 = &exh->aci.kernel_caps;
ExHeader_Arm11KernelCapabilities* kcaps0 = &exhi->aci.kernel_caps;
memset(kcaps0->descriptors, 0xFF, sizeof(kcaps0->descriptors));
memcpy(kcaps0->descriptors, kernelCaps, sizeof(kernelCaps));
u64 lastdep = sizeof(dependencyList)/8;
if (osGetFirmVersion() >= SYSTEM_VERSION(2,50,0)) // 9.6+ FIRM
{
exh->sci.dependencies[lastdep++] = 0x0004013000004002ULL; // nfc
exhi->sci.dependencies[lastdep++] = 0x0004013000004002ULL; // nfc
strncpy((char*)&localcaps0->service_access[0x20], "nfc:u", 8);
s64 dummy = 0;
bool isN3DS = svcGetSystemInfo(&dummy, 0x10001, 0) == 0;
if (isN3DS)
{
exh->sci.dependencies[lastdep++] = 0x0004013020004102ULL; // mvd
exhi->sci.dependencies[lastdep++] = 0x0004013020004102ULL; // mvd
strncpy((char*)&localcaps0->service_access[0x21], "mvd:STD", 8);
}
}
@ -306,7 +306,7 @@ void HBLDR_HandleCommands(void *ctx)
cmdbuf[0] = IPC_MakeHeader(4, 1, 2);
cmdbuf[1] = 0;
cmdbuf[2] = IPC_Desc_Buffer(sizeof(ExHeader_Info), IPC_BUFFER_RW);
cmdbuf[3] = (u32)exh;
cmdbuf[3] = (u32)exhi;
break;
}
default: