UhsQueryInterfaces()

#include "coreinit.h"
#include "socket.h"

void start()
{
    /* Load a good stack */
    asm(
        "lis %r1, 0x1ab5 ;"
        "ori %r1, %r1, 0xd138 ;"
    );

    /* Get a handle to coreinit.rpl */
    unsigned int coreinit_handle, nsysnet_handle;
    OSDynLoad_Acquire("coreinit.rpl", &coreinit_handle);
    OSDynLoad_Acquire("nsysnet.rpl", &nsysnet_handle);

    /* IOS functions */
    int (*IOS_Open)(unsigned char *path, int mode);
    int (*IOS_Ioctl)(int fd, int request, void *buffer1, int value, void *buffer2, int value2);
    void* (*OSAllocFromSystem)(int size, int align);

    /* Socket functions */
    int (*socket)(int family, int type, int proto);
    int (*connect)(int fd, struct sockaddr *addr, int addrlen);
    int (*recv)(int fd, void *buffer, int len, int flags);
    int (*send)(int fd, const void *buffer, int len, int flags);

    /* Read the address of OSSetExceptionCallback() */
    OSDynLoad_FindExport(coreinit_handle, 0, "IOS_Open", &IOS_Open);
    OSDynLoad_FindExport(coreinit_handle, 0, "IOS_Ioctl", &IOS_Ioctl);
    OSDynLoad_FindExport(coreinit_handle, 0, "OSAllocFromSystem", &OSAllocFromSystem);

    /* Read the addresses of socket(), connect(), and send() */
    OSDynLoad_FindExport(nsysnet_handle, 0, "socket", &socket);
    OSDynLoad_FindExport(nsysnet_handle, 0, "connect", &connect);
    OSDynLoad_FindExport(nsysnet_handle, 0, "recv", &recv);
    OSDynLoad_FindExport(nsysnet_handle, 0, "send", &send);

    /* Open /dev/uhs */
    int uhs0 = IOS_Open("/dev/uhs/0",1);

    /* Allocate the buffers */
    unsigned int *buffer1 = OSAllocFromSystem(0x10, 4);
    unsigned int *buffer2 = OSAllocFromSystem(0x5b0, 4);
    int i;
    for (i = 0; i < 0x16c; i++)
    {
        buffer2[i] = 0;
    }
    buffer1[0] = 0;
    buffer1[1] = 0;
    buffer1[2] = 0;
    buffer1[3] = 0;
    int test = IOS_Ioctl(uhs0, 0x11, buffer1, 0x10, buffer2, 4);

    /* Set up our socket address structure */
    struct sockaddr sin;
    sin.sin_family = AF_INET;
    sin.sin_port = 12345;
    sin.sin_addr.s_addr = PC_IP;
    for (j = 0; j < 8; j++)
    {
        sin.sin_zero[j] = 0;
    }

    /* Connect to the PC */
    int rpc = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
    int status = connect(rpc, &sin, 0x10);
    if (status) OSFatal("Error connecting to RPC server");

    send(rpc, buffer1, 0x10, 0);
    send(rpc, buffer2, 0x5b0, 0);

    char buffer[256];
    __os_snprintf(buffer, 256, "IOS_Ioctl(): %d", test);
    OSFatal(buffer);
}