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Fix IOSUKernelWrite32/IOSUKernelRead32, renamed IOSUKernelWrite/IOSUKernelRead to IOSUMemoryWrite/IOSUMemoryRead to match the actual behaviour

This commit is contained in:
Maschell 2022-08-31 13:20:59 +02:00
parent 51c67f8c4f
commit 746bf85301
2 changed files with 51 additions and 12 deletions
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16
include/mocha/mocha.h
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@ -52,7 +52,7 @@ MochaUtilsStatus Mocha_DeinitLibrary();
MochaUtilsStatus Mocha_CheckAPIVersion(uint32_t *outVersion);
/**
* Copies data within IOSU with kernel permission.
* Copies data within IOSU with MCP permission.
* @param dst - Destination address
* @param src - Source address
* @param size - Bytes to copy.
@ -61,10 +61,10 @@ MochaUtilsStatus Mocha_CheckAPIVersion(uint32_t *outVersion);
* MOCHA_RESULT_LIB_UNINITIALIZED: Library was not initialized. Call Mocha_InitLibrary() before using this function.<br>
* MOCHA_RESULT_UNKNOWN_ERROR: Unknown error
*/
MochaUtilsStatus Mocha_IOSUKernelMemcpy(uint32_t dst, uint32_t src, uint32_t size);
MochaUtilsStatus Mocha_IOSUMemoryMemcpy(uint32_t dst, uint32_t src, uint32_t size);
/**
* Writes data to a given address with kernel permission.
* Writes data to a given address with MCP permission.
* @param address - Address where the data will be written to.
* @param buffer - Pointer to the data which should be written.
* @param size - Bytes to write.
@ -74,10 +74,10 @@ MochaUtilsStatus Mocha_IOSUKernelMemcpy(uint32_t dst, uint32_t src, uint32_t siz
* MOCHA_RESULT_OUT_OF_MEMORY: Not enough memory <br>
* MOCHA_RESULT_UNKNOWN_ERROR: Unknown error
*/
MochaUtilsStatus Mocha_IOSUKernelWrite(uint32_t address, const uint8_t *buffer, uint32_t size);
MochaUtilsStatus Mocha_IOSUMemoryWrite(uint32_t address, const uint8_t *buffer, uint32_t size);
/**
* Reads data from a given address with kernel permission.
* Reads data from a given address with MCP permission.
* @param address - Address where the data will be read from.
* @param buffer - Pointer to the buffer where the read will be stored
* @param size - Bytes to read.
@ -86,10 +86,10 @@ MochaUtilsStatus Mocha_IOSUKernelWrite(uint32_t address, const uint8_t *buffer,
* MOCHA_RESULT_LIB_UNINITIALIZED: Library was not initialized. Call Mocha_InitLibrary() before using this function.<br>
* MOCHA_RESULT_UNKNOWN_ERROR: Unknown error
*/
MochaUtilsStatus Mocha_IOSUKernelRead(uint32_t address, uint8_t *out_buffer, uint32_t size);
MochaUtilsStatus Mocha_IOSUMemoryRead(uint32_t address, uint8_t *out_buffer, uint32_t size);
/**
* Write 4 bytes with IOSU kernel permission
* Writes 4 bytes with IOSU kernel permission
* @param address Address where the value will be written.
* @param value Value that will be written to address.
* @return MOCHA_RESULT_SUCCESS: The data has been written successfully<br>
@ -112,7 +112,7 @@ MochaUtilsStatus Mocha_IOSUKernelWrite32(uint32_t address, uint32_t value);
MochaUtilsStatus Mocha_IOSUKernelRead32(uint32_t address, uint32_t *out_buffer);
/**
* Read the consoles OTP into the given buffer.
* Reads the consoles OTP into the given buffer.
*
* @param out_buffer Buffer where the result will be stored.
* @return MOCHA_RESULT_SUCCESS: The OTP has been read into the buffer<br>

47
source/utils.cpp
View File

@ -150,7 +150,7 @@ MochaUtilsStatus Mocha_IOSUKernelMemcpy(uint32_t dst, uint32_t src, uint32_t siz
return res >= 0 ? MOCHA_RESULT_SUCCESS : MOCHA_RESULT_UNKNOWN_ERROR;
}
MochaUtilsStatus Mocha_IOSUKernelWrite(uint32_t address, const uint8_t *buffer, uint32_t size) {
MochaUtilsStatus Mocha_IOSUMemoryWrite(uint32_t address, const uint8_t *buffer, uint32_t size) {
if (size == 0) {
return MOCHA_RESULT_SUCCESS;
}
@ -175,7 +175,7 @@ MochaUtilsStatus Mocha_IOSUKernelWrite(uint32_t address, const uint8_t *buffer,
return res >= 0 ? MOCHA_RESULT_SUCCESS : MOCHA_RESULT_UNKNOWN_ERROR;
}
MochaUtilsStatus Mocha_IOSUKernelRead(uint32_t address, uint8_t *out_buffer, uint32_t size) {
MochaUtilsStatus Mocha_IOSUMemoryRead(uint32_t address, uint8_t *out_buffer, uint32_t size) {
if (size == 0) {
return MOCHA_RESULT_SUCCESS;
}
@ -209,11 +209,50 @@ MochaUtilsStatus Mocha_IOSUKernelRead(uint32_t address, uint8_t *out_buffer, uin
}
MochaUtilsStatus Mocha_IOSUKernelWrite32(uint32_t address, uint32_t value) {
return Mocha_IOSUKernelWrite(address, reinterpret_cast<const uint8_t *>(&value), 4);
if (address == 0) {
return MOCHA_RESULT_INVALID_ARGUMENT;
}
if (!mochaInitDone || iosuhaxHandle < 0) {
return MOCHA_RESULT_LIB_UNINITIALIZED;
}
ALIGN_0x40 uint32_t io_buf[0x40 >> 2];
io_buf[0] = address;
io_buf[1] = value;
auto res = IOS_Ioctl(iosuhaxHandle, IOCTL_KERN_WRITE32, io_buf, 2 * sizeof(uint32_t), 0, 0);
return res >= 0 ? MOCHA_RESULT_SUCCESS : MOCHA_RESULT_UNKNOWN_ERROR;
}
MochaUtilsStatus Mocha_IOSUKernelRead32(uint32_t address, uint32_t *out_buffer) {
return Mocha_IOSUKernelRead(address, reinterpret_cast<uint8_t *>(out_buffer), 4);
if (address == 0 || out_buffer == nullptr) {
return MOCHA_RESULT_INVALID_ARGUMENT;
}
if (!mochaInitDone || iosuhaxHandle < 0) {
return MOCHA_RESULT_LIB_UNINITIALIZED;
}
ALIGN_0x40 uint32_t io_buf[0x40 >> 2];
io_buf[0] = address;
void *tmp_buf = NULL;
int32_t count = 1;
if (((uintptr_t) out_buffer & 0x3F) || ((count * 4) & 0x3F)) {
tmp_buf = (uint32_t *) memalign(0x40, ROUNDUP((count * 4), 0x40));
if (!tmp_buf) {
return MOCHA_RESULT_OUT_OF_MEMORY;
}
}
int res = IOS_Ioctl(iosuhaxHandle, IOCTL_KERN_READ32, io_buf, sizeof(address), tmp_buf ? tmp_buf : out_buffer, count * 4);
if (res >= 0 && tmp_buf) {
memcpy(out_buffer, tmp_buf, count * 4);
}
free(tmp_buf);
return res >= 0 ? MOCHA_RESULT_SUCCESS : MOCHA_RESULT_UNKNOWN_ERROR;
}
MochaUtilsStatus Mocha_ReadOTP(WiiUConsoleOTP *out_buffer) {