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Moved binder.c to gfx, refactored

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plutoo 2017-11-26 08:40:35 +01:00 committed by yellows8
parent 2fd13b5556
commit 1cf6bb2056
2 changed files with 107 additions and 70 deletions
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30
nx/include/switch/services/binder.h
View File

@ -1,22 +1,24 @@
#define BINDER_FIRST_CALL_TRANSACTION 0x1
typedef struct {
bool initialized;
Handle sessionhandle;
s32 ID;
Handle nativehandle;
size_t IpcBufferSize;
bool TransactAuto;
Handle sessionHandle;
s32 id;
Handle nativeHandle;
size_t ipcBufferSize;
bool hasTransactAuto;
} binderSession;
//binderExitSession will not close the sessionhandle since it's user-specified via binderCreateSession and may be used elsewhere.
void binderCreateSession(binderSession *session, Handle sessionhandle, s32 ID);
Result binderInitSession(binderSession *session, u32 nativehandle_inval);/// nativehandle_inval is the inval for binderGetNativeHandle.
Result binderExitSession(binderSession *session);
// binderExitSession will not close the sessionHandle since it's user-specified via binderCreateSession and may be used elsewhere.
void binderCreateSession(binderSession *session, Handle sessionHandle, s32 ID);
Result binderInitSession(binderSession *session, u32 unk0);
void binderExitSession(binderSession *session);
Result binderTransactParcel(
binderSession *session, u32 code,
void* parcel_data, size_t parcel_data_size,
void* parcel_reply, size_t parcel_reply_size,
u32 flags);
Result binderTransactParcel(binderSession *session, u32 code, void* parcel_data, size_t parcel_data_size, void* parcel_reply, size_t parcel_reply_size, u32 flags);
Result binderAdjustRefcount(binderSession *session, s32 addval, s32 type);
Result binderGetNativeHandle(binderSession *session, u32 inval, Handle *handle_out);
Result binderGetNativeHandle(binderSession *session, u32 unk0, Handle *handle_out);

137
nx/source/services/binder.c → nx/source/gfx/binder.c
View File

@ -1,64 +1,84 @@
#include <string.h>
#include <switch.h>
void binderCreateSession(binderSession *session, Handle sessionhandle, s32 ID) {
void binderCreateSession(binderSession *session, Handle sessionHandle, s32 id)
{
memset(session, 0, sizeof(binderSession));
session->sessionhandle = sessionhandle;
session->ID = ID;
session->TransactAuto = 0;
session->initialized = 1;
session->sessionHandle = sessionHandle;
session->id = id;
session->nativeHandle = INVALID_HANDLE;
session->hasTransactAuto = 0;
}
Result binderInitSession(binderSession *session, u32 nativehandle_inval) {
Result binderInitSession(binderSession *session, u32 unk0)
{
Result rc = 0;
rc = binderAdjustRefcount(session, 1, 0);
if (R_FAILED(rc)) return rc;
if (R_FAILED(rc))
return rc;
rc = binderAdjustRefcount(session, 1, 1);
if (R_FAILED(rc)) return rc;
rc = binderGetNativeHandle(session, nativehandle_inval, &session->nativehandle);
if (R_FAILED(rc)) return rc;
//When the output nativehandle is 0 the binderSession ID is probably invalid.
if(session->nativehandle == 0) return MAKERESULT(MODULE_LIBNX, LIBNX_BADINPUT);
rc = ipcQueryPointerBufferSize(session->sessionhandle, &session->IpcBufferSize);
if (R_FAILED(rc)) return rc;
if (kernelAbove300()) session->TransactAuto = 1;//Call this to check whether TransactParcelAuto is available, since sysmodule would close the session on invalid cmdid.
if (R_FAILED(rc)) {
rc = binderAdjustRefcount(session, -1, 0);
return rc;
}
Result binderExitSession(binderSession *session) {
Result rc = 0;
if(!session->initialized)return 0;
rc = binderGetNativeHandle(session, unk0, &session->nativeHandle);
if (R_FAILED(rc)) {
rc = binderAdjustRefcount(session, -1, 1);
if (R_SUCCEEDED(rc)) rc = binderAdjustRefcount(session, -1, 0);
if(session->nativehandle) {
svcCloseHandle(session->nativehandle);
session->nativehandle = 0;
rc = binderAdjustRefcount(session, -1, 0);
return rc;
}
session->initialized = 0;
// When the output nativeHandle is 0 the binderSession ID is probably invalid.
if(session->nativeHandle == 0) {
rc = binderAdjustRefcount(session, -1, 1);
rc = binderAdjustRefcount(session, -1, 0);
return MAKERESULT(MODULE_LIBNX, LIBNX_BADINPUT);
}
rc = ipcQueryPointerBufferSize(session->sessionHandle, &session->ipcBufferSize);
if (R_FAILED(rc)) {
binderExitSession(session);
return rc;
}
// Use TransactParcelAuto when available.
if (kernelAbove300())
session->hasTransactAuto = 1;
return rc;
}
static Result _binderTransactParcel(binderSession *session, u32 code, void* parcel_data, size_t parcel_data_size, void* parcel_reply, size_t parcel_reply_size, u32 flags) {
void binderExitSession(binderSession *session)
{
binderAdjustRefcount(session, -1, 1);
binderAdjustRefcount(session, -1, 0);
if (session->nativeHandle != INVALID_HANDLE) {
svcCloseHandle(session->nativeHandle);
session->nativeHandle = INVALID_HANDLE;
}
}
static Result _binderTransactParcel(
binderSession *session, u32 code,
void* parcel_data, size_t parcel_data_size,
void* parcel_reply, size_t parcel_reply_size,
u32 flags)
{
IpcCommand c;
ipcInitialize(&c);
struct {
u64 magic;
u64 cmd_id;
s32 ID;
s32 session_id;
u32 code;
u32 flags;
} *raw;
@ -69,11 +89,11 @@ static Result _binderTransactParcel(binderSession *session, u32 code, void* parc
raw = ipcPrepareHeader(&c, sizeof(*raw));
raw->magic = SFCI_MAGIC;
raw->cmd_id = 0;
raw->ID = session->ID;
raw->session_id = session->id;
raw->code = code;
raw->flags = flags;
Result rc = ipcDispatch(session->sessionhandle);
Result rc = ipcDispatch(session->sessionHandle);
if (R_SUCCEEDED(rc)) {
IpcCommandResponse r;
@ -90,14 +110,19 @@ static Result _binderTransactParcel(binderSession *session, u32 code, void* parc
return rc;
}
static Result _binderTransactParcelAuto(binderSession *session, u32 code, void* parcel_data, size_t parcel_data_size, void* parcel_reply, size_t parcel_reply_size, u32 flags) {
static Result _binderTransactParcelAuto(
binderSession *session, u32 code,
void* parcel_data, size_t parcel_data_size,
void* parcel_reply, size_t parcel_reply_size,
u32 flags)
{
IpcCommand c;
ipcInitialize(&c);
struct {
u64 magic;
u64 cmd_id;
s32 ID;
s32 session_id;
u32 code;
u32 flags;
} *raw;
@ -107,7 +132,7 @@ static Result _binderTransactParcelAuto(binderSession *session, u32 code, void*
size_t buf_static_size[2] = {parcel_data_size, parcel_reply_size};
size_t buf_transfer_size[2] = {parcel_data_size, parcel_reply_size};
if(session->IpcBufferSize!=0 && buf_static_size[0] <= session->IpcBufferSize) {
if(session->ipcBufferSize!=0 && buf_static_size[0] <= session->ipcBufferSize) {
buf_transfer[0] = NULL;
buf_transfer[1] = NULL;
buf_transfer_size[0] = 0;
@ -129,11 +154,11 @@ static Result _binderTransactParcelAuto(binderSession *session, u32 code, void*
raw = ipcPrepareHeader(&c, sizeof(*raw));
raw->magic = SFCI_MAGIC;
raw->cmd_id = 3;
raw->ID = session->ID;
raw->session_id = session->id;
raw->code = code;
raw->flags = flags;
Result rc = ipcDispatch(session->sessionhandle);
Result rc = ipcDispatch(session->sessionHandle);
if (R_SUCCEEDED(rc)) {
IpcCommandResponse r;
@ -150,21 +175,31 @@ static Result _binderTransactParcelAuto(binderSession *session, u32 code, void*
return rc;
}
Result binderTransactParcel(binderSession *session, u32 code, void* parcel_data, size_t parcel_data_size, void* parcel_reply, size_t parcel_reply_size, u32 flags) {
Result binderTransactParcel(
binderSession *session, u32 code,
void* parcel_data, size_t parcel_data_size,
void* parcel_reply, size_t parcel_reply_size,
u32 flags)
{
Result rc = 0;
if (session->TransactAuto==0) rc = _binderTransactParcel(session, code, parcel_data, parcel_data_size, parcel_reply, parcel_reply_size, flags);
if (session->TransactAuto) rc = _binderTransactParcelAuto(session, code, parcel_data, parcel_data_size, parcel_reply, parcel_reply_size, flags);
if (session->hasTransactAuto)
rc = _binderTransactParcelAuto(session, code, parcel_data, parcel_data_size, parcel_reply, parcel_reply_size, flags);
else
rc = _binderTransactParcel(session, code, parcel_data, parcel_data_size, parcel_reply, parcel_reply_size, flags);
return rc;
}
Result binderAdjustRefcount(binderSession *session, s32 addval, s32 type) {
Result binderAdjustRefcount(binderSession *session, s32 addval, s32 type)
{
IpcCommand c;
ipcInitialize(&c);
struct {
u64 magic;
u64 cmd_id;
s32 ID;
s32 session_id;
s32 addval;
s32 type;
} *raw;
@ -172,11 +207,11 @@ Result binderAdjustRefcount(binderSession *session, s32 addval, s32 type) {
raw = ipcPrepareHeader(&c, sizeof(*raw));
raw->magic = SFCI_MAGIC;
raw->cmd_id = 1;
raw->ID = session->ID;
raw->session_id = session->id;
raw->addval = addval;
raw->type = type;
Result rc = ipcDispatch(session->sessionhandle);
Result rc = ipcDispatch(session->sessionHandle);
if (R_SUCCEEDED(rc)) {
IpcCommandResponse r;
@ -193,14 +228,15 @@ Result binderAdjustRefcount(binderSession *session, s32 addval, s32 type) {
return rc;
}
Result binderGetNativeHandle(binderSession *session, u32 inval, Handle *handle_out) {
Result binderGetNativeHandle(binderSession *session, u32 inval, Handle *handle_out)
{
IpcCommand c;
ipcInitialize(&c);
struct {
u64 magic;
u64 cmd_id;
s32 ID;
s32 session_id;
u32 inval;
} *raw;
@ -208,10 +244,10 @@ Result binderGetNativeHandle(binderSession *session, u32 inval, Handle *handle_o
raw->magic = SFCI_MAGIC;
raw->cmd_id = 2;
raw->ID = session->ID;
raw->session_id = session->id;
raw->inval = inval;
Result rc = ipcDispatch(session->sessionhandle);
Result rc = ipcDispatch(session->sessionHandle);
if (R_SUCCEEDED(rc)) {
IpcCommandResponse r;
@ -231,4 +267,3 @@ Result binderGetNativeHandle(binderSession *session, u32 inval, Handle *handle_o
return rc;
}