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Service::CFG: add SetConfigInfoBlk4

This commit is contained in:
wwylele 2016-06-01 10:37:57 +03:00
parent f00e8d4b2b
commit 324c8d21a4
4 changed files with 73 additions and 8 deletions

View file

@ -223,6 +223,22 @@ void GetConfigInfoBlk8(Service::Interface* self) {
Memory::WriteBlock(data_pointer, data.data(), data.size());
}
void SetConfigInfoBlk4(Service::Interface* self) {
u32* cmd_buff = Kernel::GetCommandBuffer();
u32 block_id = cmd_buff[1];
u32 size = cmd_buff[2];
VAddr data_pointer = cmd_buff[4];
if (!Memory::IsValidVirtualAddress(data_pointer)) {
cmd_buff[1] = -1; // TODO(Subv): Find the right error code
return;
}
std::vector<u8> data(size);
Memory::ReadBlock(data_pointer, data.data(), data.size());
cmd_buff[1] = Service::CFG::SetConfigInfoBlock(block_id, size, 0x4, data.data()).raw;
}
void UpdateConfigNANDSavegame(Service::Interface* self) {
u32* cmd_buff = Kernel::GetCommandBuffer();
cmd_buff[1] = Service::CFG::UpdateConfigNANDSavegame().raw;
@ -233,13 +249,13 @@ void FormatConfig(Service::Interface* self) {
cmd_buff[1] = Service::CFG::FormatConfig().raw;
}
ResultCode GetConfigInfoBlock(u32 block_id, u32 size, u32 flag, u8* output) {
static ResultVal<void*> GetConfigInfoBlockPointer(u32 block_id, u32 size, u32 flag) {
// Read the header
SaveFileConfig* config = reinterpret_cast<SaveFileConfig*>(cfg_config_file_buffer.data());
auto itr = std::find_if(std::begin(config->block_entries), std::end(config->block_entries),
[&](const SaveConfigBlockEntry& entry) {
return entry.block_id == block_id && (entry.flags & flag);
return entry.block_id == block_id;
});
if (itr == std::end(config->block_entries)) {
@ -247,17 +263,38 @@ ResultCode GetConfigInfoBlock(u32 block_id, u32 size, u32 flag, u8* output) {
return ResultCode(ErrorDescription::NotFound, ErrorModule::Config, ErrorSummary::WrongArgument, ErrorLevel::Permanent);
}
if ((itr->flags & flag) == 0) {
LOG_ERROR(Service_CFG, "Invalid flag %u for config block 0x%X with size %u", flag, block_id, size);
return ResultCode(ErrorDescription::NotAuthorized, ErrorModule::Config, ErrorSummary::WrongArgument, ErrorLevel::Permanent);
}
if (itr->size != size) {
LOG_ERROR(Service_CFG, "Invalid size %u for config block 0x%X with flags %u", size, block_id, flag);
return ResultCode(ErrorDescription::InvalidSize, ErrorModule::Config, ErrorSummary::WrongArgument, ErrorLevel::Permanent);
}
void* pointer;
// The data is located in the block header itself if the size is less than 4 bytes
if (itr->size <= 4)
memcpy(output, &itr->offset_or_data, itr->size);
pointer = &itr->offset_or_data;
else
memcpy(output, &cfg_config_file_buffer[itr->offset_or_data], itr->size);
pointer = &cfg_config_file_buffer[itr->offset_or_data];
return MakeResult<void*>(pointer);
}
ResultCode GetConfigInfoBlock(u32 block_id, u32 size, u32 flag, void* output) {
void* pointer;
CASCADE_RESULT(pointer, GetConfigInfoBlockPointer(block_id, size, flag));
memcpy(output, pointer, size);
return RESULT_SUCCESS;
}
ResultCode SetConfigInfoBlock(u32 block_id, u32 size, u32 flag, const void* input) {
void* pointer;
CASCADE_RESULT(pointer, GetConfigInfoBlockPointer(block_id, size, flag));
memcpy(pointer, input, size);
return RESULT_SUCCESS;
}

View file

@ -184,6 +184,22 @@ void GetConfigInfoBlk2(Service::Interface* self);
*/
void GetConfigInfoBlk8(Service::Interface* self);
/**
* CFG::SetConfigInfoBlk4 service function
* Inputs:
* 0 : 0x04020082 / 0x08020082
* 1 : Block ID
* 2 : Size
* 3 : Descriptor for the output buffer
* 4 : Output buffer pointer
* Outputs:
* 1 : Result of function, 0 on success, otherwise error code
* Note:
* The parameters order is different from GetConfigInfoBlk2/8's,
* where Block ID and Size are switched.
*/
void SetConfigInfoBlk4(Service::Interface* self);
/**
* CFG::UpdateConfigNANDSavegame service function
* Inputs:
@ -212,7 +228,19 @@ void FormatConfig(Service::Interface* self);
* @param output A pointer where we will write the read data
* @returns ResultCode indicating the result of the operation, 0 on success
*/
ResultCode GetConfigInfoBlock(u32 block_id, u32 size, u32 flag, u8* output);
ResultCode GetConfigInfoBlock(u32 block_id, u32 size, u32 flag, void* output);
/**
* Reads data from input and writes to a block with the specified id and flag
* in the Config savegame buffer.
* The input size must match exactly the size of the target block
* @param block_id The id of the block we want to write
* @param size The size of the block we want to write
* @param flag The target block must have this flag set
* @param input A pointer where we will read data and write to Config savegame buffer
* @returns ResultCode indicating the result of the operation, 0 on success
*/
ResultCode SetConfigInfoBlock(u32 block_id, u32 size, u32 flag, const void* input);
/**
* Creates a block with the specified id and writes the input data to the cfg savegame buffer in memory.

View file

@ -22,7 +22,7 @@ const Interface::FunctionInfo FunctionTable[] = {
{0x000A0040, GetCountryCodeID, "GetCountryCodeID"},
// cfg:i
{0x04010082, GetConfigInfoBlk8, "GetConfigInfoBlk8"},
{0x04020082, nullptr, "SetConfigInfoBlk4"},
{0x04020082, SetConfigInfoBlk4, "SetConfigInfoBlk4"},
{0x04030000, UpdateConfigNANDSavegame, "UpdateConfigNANDSavegame"},
{0x04040042, nullptr, "GetLocalFriendCodeSeedData"},
{0x04050000, nullptr, "GetLocalFriendCodeSeed"},
@ -31,7 +31,7 @@ const Interface::FunctionInfo FunctionTable[] = {
{0x04080042, nullptr, "SecureInfoGetSerialNo"},
{0x04090000, nullptr, "UpdateConfigBlk00040003"},
{0x08010082, GetConfigInfoBlk8, "GetConfigInfoBlk8"},
{0x08020082, nullptr, "SetConfigInfoBlk4"},
{0x08020082, SetConfigInfoBlk4, "SetConfigInfoBlk4"},
{0x08030000, UpdateConfigNANDSavegame, "UpdateConfigNANDSavegame"},
{0x080400C2, nullptr, "CreateConfigInfoBlk"},
{0x08050000, nullptr, "DeleteConfigNANDSavefile"},

View file

@ -22,7 +22,7 @@ const Interface::FunctionInfo FunctionTable[] = {
{0x000A0040, GetCountryCodeID, "GetCountryCodeID"},
// cfg:s
{0x04010082, GetConfigInfoBlk8, "GetConfigInfoBlk8"},
{0x04020082, nullptr, "SetConfigInfoBlk4"},
{0x04020082, SetConfigInfoBlk4, "SetConfigInfoBlk4"},
{0x04030000, UpdateConfigNANDSavegame, "UpdateConfigNANDSavegame"},
{0x04040042, nullptr, "GetLocalFriendCodeSeedData"},
{0x04050000, nullptr, "GetLocalFriendCodeSeed"},