Difference between revisions of "SceUsbSerial"

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== Module ==
 
== Module ==
  
=== Known NIDs ===
 
 
{| class="wikitable"
 
{| class="wikitable"
! Version !! Name !! World !! Privilege !! NID
+
! Version !! World !! Privilege
 
|-
 
|-
| 1.69 || SceUsbSerial || Non-secure || Kernel || 0xF8D9930F
+
| 1.69-3.60 || Non-secure || Kernel
|-
 
| 3.60 || SceUsbSerial || Non-secure || Kernel || 0xB3C543D4
 
 
|}
 
|}
  
Line 18: Line 15:
 
| 1.69 || [[SceUsbSerial#SceUsbSerialForDriver|SceUsbSerialForDriver]] || Non-secure || Kernel || 0x8829C2F3
 
| 1.69 || [[SceUsbSerial#SceUsbSerialForDriver|SceUsbSerialForDriver]] || Non-secure || Kernel || 0x8829C2F3
 
|-
 
|-
| 3.60 || [[SceUsbSerial#SceUsbSerialForDriver|SceUsbSerialForDriver]] || Non-secure || Kernel || removed
+
| 3.60 || [[SceUsbSerial#SceUsbSerialForDriver|SceUsbSerialForDriver]] || Non-secure || Kernel || not present
|-
 
| 1.69 || [[SceUsbSerial#SceUsbSerial|SceUsbSerial]] || Non-secure || User || 0x2820117D
 
 
|-
 
|-
| 3.60 || [[SceUsbSerial#SceUsbSerial|SceUsbSerial]] || Non-secure || User || 0x2820117D
+
| 1.69-3.60 || [[SceUsbSerial#SceUsbSerial|SceUsbSerial]] || Non-secure || User || 0x2820117D
 
|}
 
|}
  
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|}
 
|}
  
User wrapper for <code>sceUsbSerialStartForDriver</code>. Must have correct permissions to call.
+
User wrapper for <code>sceUsbSerialStartForDriver</code>.
 +
 
 +
Checks [[SceSblACMgr#sceSblACMgrIsAllowedUsbSerialForDriver|sceSblACMgrIsAllowedUsbSerialForDriver]].
  
 
<source lang="c">
 
<source lang="c">
Line 174: Line 171:
 
  */
 
  */
 
int sceUsbSerialStart(void);
 
int sceUsbSerialStart(void);
 +
</source>
 +
 +
<source lang="c">
 +
int ret = 0;
 +
sceUdcdDeactivateForDriver(a1, a2, a3, (*(uint32_t *)(/*data_81003000*/)) << 0x17);
 +
sceUdcdStopForDriver("USB_MTP_Driver", 0, 0);
 +
sceUdcdStopForDriver("USBDeviceControllerDriver", 0, 0);
 +
ret = sceUdcdStartForDriver("USBDeviceControllerDriver", 0, 0);
 +
if (ret != 0)
 +
    return ret;
 +
ret = sceUdcdStartForDriver("USBSerDriver", 0, 0);
 +
if (ret != 0) {
 +
    sceUdcdStopForDriver("USBSerDriver", 0, 0);
 +
    return ret;
 +
}
 +
ret = sceUdcdActivateForDriver(0x69B);
 +
if (ret != 0) {
 +
    sceUdcdStopForDriver("USBDeviceControllerDriver", 0, 0);
 +
    return ret;
 +
}
 +
return ret;
 
</source>
 
</source>
  
Line 236: Line 254:
 
/**
 
/**
 
  * Close USB serial device
 
  * Close USB serial device
*
 
* @note Wrapper for kernel function sceUsbSerialCloseForDriver()
 
 
  */
 
  */
 
int sceUsbSerialClose(void);
 
int sceUsbSerialClose(void);
 +
</source>
 +
 +
<source lang="c">
 +
sceUdcdDeactivateForDriver();
 +
sceUdcdStopForDriver("USBSerDriver", 0, 0);
 +
sceUdcdStopForDriver("USBDeviceControllerDriver", 0, 0);
 +
sceUdcdStartForDriver("USBDeviceControllerDriver", 0, 0);
 +
sceUdcdStartForDriver("USB_MTP_Driver", 0, 0);
 +
sceUdcdActivateForDriver(0x4E4);
 
</source>
 
</source>
  
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! Version !! NID
 
! Version !! NID
 
|-
 
|-
| 1.69 || 0xE8567A87
+
| 1.69-3.60 || 0xE8567A87
|-
 
| 3.60 || 0xE8567A87
 
 
|}
 
|}
  
Line 258: Line 281:
 
  *
 
  *
 
  * @return Returns length of USB rx buffer
 
  * @return Returns length of USB rx buffer
*
 
* @note Wrapper for kernel function sceUsbSerialGetLenForDriver()
 
 
  */
 
  */
 
unsigned int sceUsbSerialGetRecvBufferSize(void);
 
unsigned int sceUsbSerialGetRecvBufferSize(void);
Line 268: Line 289:
 
! Version !! NID
 
! Version !! NID
 
|-
 
|-
| 1.69 || 0x89E71202
+
| 1.69-3.60 || 0x89E71202
|-
 
| 3.60 || 0x89E71202
 
 
|}
 
|}
  
User wrapper for <code>sceUsbSerialSendForDriver</code>. Must have correct permissions to call. Max length is <code>0x10000</code>.
+
User wrapper for <code>sceUsbSerialSendForDriver</code>. Must have correct permissions to call.
  
 
<source lang="c">
 
<source lang="c">
Line 282: Line 301:
 
  * @param unk1 Unknown
 
  * @param unk1 Unknown
 
  * @param unk2 Unknown
 
  * @param unk2 Unknown
  * @note max send length is 0x10000
+
  * @note len max value is 0x10000
* @note Wrapper for kernel function sceUsbSerialSendForDriver()
 
 
  */
 
  */
 
unsigned int sceUsbSerialSend(const void *buffer, unsigned int len, int unk1, int unk2);
 
unsigned int sceUsbSerialSend(const void *buffer, unsigned int len, int unk1, int unk2);
Line 292: Line 310:
 
! Version !! NID
 
! Version !! NID
 
|-
 
|-
| 1.69 || 0xF26DC8D8
+
| 1.69-3.60 || 0xF26DC8D8
|-
 
| 3.60 || 0xF26DC8D8
 
 
|}
 
|}
  
User wrapper for <code>sceUsbSerialRecvForDriver</code>. Must have correct permissions to call. Max length is <code>0x10000</code>.
+
User wrapper for <code>sceUsbSerialRecvForDriver</code>. Must have correct permissions to call.
  
 
<source lang="c">
 
<source lang="c">
Line 307: Line 323:
 
  * @param unk1 Unknown
 
  * @param unk1 Unknown
 
  * @param unk2 Unknown
 
  * @param unk2 Unknown
  * @note max recv length is 0x10000
+
  * @note max_len max value is 0x10000
* @note Wrapper for kernel function sceUsbSerialRecvForDriver()
 
 
  */
 
  */
 
unsigned int sceUsbSerialRecv(void *buffer, unsigned int max_len, int unk1, int unk2);
 
unsigned int sceUsbSerialRecv(void *buffer, unsigned int max_len, int unk1, int unk2);
Line 377: Line 392:
 
}
 
}
 
</source>
 
</source>
 +
  
 
[[Category:Modules]]
 
[[Category:Modules]]
 
[[Category:Kernel]]
 
[[Category:Kernel]]

Latest revision as of 03:49, 30 September 2020

Module

Version World Privilege
1.69-3.60 Non-secure Kernel

Libraries

Known NIDs

Version Name World Visibility NID
1.69 SceUsbSerialForDriver Non-secure Kernel 0x8829C2F3
3.60 SceUsbSerialForDriver Non-secure Kernel not present
1.69-3.60 SceUsbSerial Non-secure User 0x2820117D

SceUsbSerialForDriver

This library does not exist anymore as of FW 3.60.

sceUsbSerialStartForDriver

Version NID
1.69 0xFEE7F4BA
/**
 * Activate USB serial device
 *
 * @return 0 on success, < 0 on error
 *
 * @note The user is responsible for making sure no other UDC driver is active. This activates UDC as a "PS Vita" Type D device.
 */
int sceUsbSerialStartForDriver(void);

sceUsbSerialSetupForDriver

Version NID
1.69 0x590B8F97
/**
 * Setup USB serial device
 *
 * @return 0 on success, < 0 on error
 *
 * @param unk Unknown
 */
int sceUsbSerialSetupForDriver(int unk);

sceUsbSerialStatusForDriver

Version NID
1.69 0x8C426906
/**
 * Get USB device status
 *
 * @return Returns 1 when serial port is open
 */
int sceUsbSerialStatusForDriver(void);

sceUsbSerialCloseForDriver

Version NID
1.69 0xE6B1E64F
/**
 * Close USB serial device
 */
int sceUsbSerialCloseForDriver(void);

sceUsbSerialGetRecvBufferSizeForDriver

Version NID
1.69 0xF531B5AE
/**
 * Get receive buffer length
 *
 * @return Returns length of USB rx buffer
 */
unsigned int sceUsbSerialGetRecvBufferSizeForDriver(void);

sceUsbSerialSendForDriver

Version NID
1.69 0x0C2E73C0
/**
 * Send data
 *
 * @param[in] *buffer data to send over usb
 * @param[in] len int len of serial buffer data
 * @param unk1 Unknown
 * @param unk2 Unknown
 * @note max send length is 0x10000
 */
unsigned int sceUsbSerialSendForDriver(const void *buffer, unsigned int len, int unk1, int unk2);

sceUsbSerialRecvForDriver

Version NID
1.69 0x6B5E296F
/**
 * Receive Data
 *
 * @param[out] *buffer buffer for incoming data
 * @param[in] max_len max data length to receive
 * @param unk1 Unknown
 * @param unk2 Unknown
 * @note max recv length is 0x10000
 */
unsigned int sceUsbSerialRecvForDriver(void *buffer, unsigned int max_len, int unk1, int unk2);

SceUsbSerial

sceUsbSerialStart

Version NID
1.69 0xE3BEC18C
3.60 0xE3BEC18C

User wrapper for sceUsbSerialStartForDriver.

Checks sceSblACMgrIsAllowedUsbSerialForDriver.

/**
 * Activate USB serial device
 *
 * @return 0 on success, < 0 on error
 *
 * @note The user is responsible for making sure no other UDC driver is active. This activates UDC as a "PS Vita" Type D device.
 *
 * @note Wrapper for kernel function sceUsbSerialStartForDriver()
 */
int sceUsbSerialStart(void);
int ret = 0;
sceUdcdDeactivateForDriver(a1, a2, a3, (*(uint32_t *)(/*data_81003000*/)) << 0x17);
sceUdcdStopForDriver("USB_MTP_Driver", 0, 0);
sceUdcdStopForDriver("USBDeviceControllerDriver", 0, 0);
ret = sceUdcdStartForDriver("USBDeviceControllerDriver", 0, 0);
if (ret != 0)
    return ret;
ret = sceUdcdStartForDriver("USBSerDriver", 0, 0);
if (ret != 0) {
    sceUdcdStopForDriver("USBSerDriver", 0, 0);
    return ret;
}
ret = sceUdcdActivateForDriver(0x69B);
if (ret != 0) {
    sceUdcdStopForDriver("USBDeviceControllerDriver", 0, 0);
    return ret;
}
return ret;

sceUsbSerialSetup

Version NID
1.69 0x290E08B4
3.60 0x290E08B4

User wrapper for sceUsbSerialSetupForDriver. Must have correct permissions to call.

/**
 * Setup USB serial device
 *
 * @return 0 on success, < 0 on error
 *
 * @param unk Unknown
 *
 * @note Wrapper for kernel function sceUsbSerialSetupForDriver()
 */
int sceUsbSerialSetup(int unk);

sceUsbSerialStatus

Version NID
1.69 0xA6A2F5DE
3.60 0xA6A2F5DE

User wrapper for sceUsbSerialStatusForDriver. Must have correct permissions to call.

/**
 * Close USB serial device
 *
 * @return Returns 1 when serial port is open
 *
 * @note Wrapper for kernel function sceUsbSerialStatusForDriver()
 */
int sceUsbSerialStatus(void);

sceUsbSerialClose

Version NID
1.69 0xF2415853
3.60 0xF2415853

User wrapper for sceUsbSerialCloseForDriver. Must have correct permissions to call.

/**
 * Close USB serial device
 */
int sceUsbSerialClose(void);
sceUdcdDeactivateForDriver();
sceUdcdStopForDriver("USBSerDriver", 0, 0);
sceUdcdStopForDriver("USBDeviceControllerDriver", 0, 0);
sceUdcdStartForDriver("USBDeviceControllerDriver", 0, 0);
sceUdcdStartForDriver("USB_MTP_Driver", 0, 0);
sceUdcdActivateForDriver(0x4E4);

sceUsbSerialGetRecvBufferSize

Version NID
1.69-3.60 0xE8567A87

User wrapper for sceUsbSerialGetRecvBufferSizeForDriver. Must have correct permissions to call.

/**
 * Get receive buffer length
 *
 * @return Returns length of USB rx buffer
 */
unsigned int sceUsbSerialGetRecvBufferSize(void);

sceUsbSerialSend

Version NID
1.69-3.60 0x89E71202

User wrapper for sceUsbSerialSendForDriver. Must have correct permissions to call.

/**
 * Send data
 * @param[in] *buffer data to send over usb
 * @param len int len of serial buffer data
 * @param unk1 Unknown
 * @param unk2 Unknown
 * @note len max value is 0x10000
 */
unsigned int sceUsbSerialSend(const void *buffer, unsigned int len, int unk1, int unk2);

sceUsbSerialRecv

Version NID
1.69-3.60 0xF26DC8D8

User wrapper for sceUsbSerialRecvForDriver. Must have correct permissions to call.

/**
 * Receive Data
 *
 * @param[out] *buffer buffer for incoming data
 * @param max_len max data length to receive
 * @param unk1 Unknown
 * @param unk2 Unknown
 * @note max_len max value is 0x10000
 */
unsigned int sceUsbSerialRecv(void *buffer, unsigned int max_len, int unk1, int unk2);

Sample Kernel Usage

int usb_serial_connect(void) {
    int ret;

    ret = sceUsbSerialStatusForDriver();
    printf("sceUsbSerialStatusForDriver: 0x%08X\n", ret);
    if (ret != 0x80244401) {
        printf("already connected\n");
        return 0;
    }

    ret = sceUsbSerialStartForDriver();
    printf("sceUsbSerialStartForDriver: 0x%08X\n", ret);
    ret = sceUsbSerialSetupForDriver(1);
    printf("sceUsbSerialSetupForDriver: 0x%08X\n", ret);

    if (ret == 0x80244403) {
        ret = SceUsbSerialForDriver_0x6AA4EFA4();
        printf("SceUsbSerialForDriver_0x6AA4EFA4: 0x%08X\n", ret);
        ret = sceUsbSerialSetupForDriver(1);
        printf("sceUsbSerialSetupForDriver: 0x%08X\n", ret);
    }

    while (sceUsbSerialStatusForDriver() != 1); // wait for ready

    return 0;
}

int usb_serial_close(void) {
    int ret;

    ret = SceUsbSerialForDriver_0x6AA4EFA4();
    printf("SceUsbSerialForDriver_0x6AA4EFA4: 0x%08X\n", ret);
    ret = sceUsbSerialCloseForDriver();
    printf("sceUsbSerialCloseForDriver: 0x%08X\n", ret);

    return 0;
}

int usb_serial_send(const void *data, unsigned int len) {
    int ret;

    ret = sceUsbSerialSendForDriver(data, len, 0, -1);
    printf("sceUsbSerialSendForDriver: 0x%08X\n");

    return ret;
}

int usb_serial_recv(void *data, unsigned int len) {
    int ret;

    while (sceUsbSerialGetRecvBufferSizeForDriver() < len) {
        if (sceUsbSerialStatusForDriver() != 1)
            return 0;
    }

    ret = sceUsbSerialRecvForDriver(data, len, 0, -1);
    printf("sceUsbSerialRecvForDriver: 0x%08X\n");

    return ret;
}