Luma3DS-3GX/sysmodules/pm/source/pmdbg.c

#include <3ds.h>
#include <string.h>
#include "launch.h"
#include "info.h"
#include "util.h"
#include "manager.h"

void pmDbgHandleCommands(void *ctx)
{
    (void)ctx;
    u32 *cmdbuf = getThreadCommandBuffer();
    u32 cmdhdr = cmdbuf[0];

    FS_ProgramInfo programInfo;
    u64 titleId;
    Handle debug;
    u32 pid;
    u32 launchFlags;

    switch (cmdhdr >> 16) {
        case 1:
            debug = 0;
            memcpy(&programInfo, cmdbuf + 1, sizeof(FS_ProgramInfo));
            cmdbuf[1] = LaunchAppDebug(&debug, &programInfo, cmdbuf[5]);
            cmdbuf[0] = IPC_MakeHeader(1, 1, 2);
            cmdbuf[2] = IPC_Desc_MoveHandles(1);
            cmdbuf[3] = debug;
            break;
        case 2:
            memcpy(&programInfo, cmdbuf + 1, sizeof(FS_ProgramInfo));
            cmdbuf[1] = LaunchApp(&programInfo, cmdbuf[5]);
            cmdbuf[0] = IPC_MakeHeader(2, 1, 0);
            break;
        case 3:
            debug = 0;
            cmdbuf[1] = RunQueuedProcess(&debug);
            cmdbuf[0] = IPC_MakeHeader(3, 1, 2);
            cmdbuf[2] = IPC_Desc_MoveHandles(1);
            cmdbuf[3] = debug;
            break;

        // Custom
        case 0x100:
            cmdbuf[1] = GetCurrentAppInfo(&programInfo, &pid, &launchFlags);
            cmdbuf[0] = IPC_MakeHeader(0x100, 7, 0);
            memcpy(cmdbuf + 2, &programInfo, sizeof(FS_ProgramInfo));
            cmdbuf[6] = pid;
            cmdbuf[7] = launchFlags;
            break;
        case 0x101:
            cmdbuf[1] = DebugNextApplicationByForce(cmdbuf[1] != 0);
            cmdbuf[0] = IPC_MakeHeader(0x101, 1, 0);
            break;
        case 0x102:
            debug = 0;
            memcpy(&programInfo, cmdbuf + 1, sizeof(FS_ProgramInfo));
            cmdbuf[1] = LaunchTitleDebug(&debug, &programInfo, cmdbuf[5]);
            cmdbuf[0] = IPC_MakeHeader(0x102, 1, 2);
            cmdbuf[2] = IPC_Desc_MoveHandles(1);
            cmdbuf[3] = debug;
            break;
        case 0x103:
            memcpy(&titleId, cmdbuf + 1, 8);
            cmdbuf[1] = PrepareToChainloadHomebrew(titleId);
            cmdbuf[0] = IPC_MakeHeader(0x103, 1, 0);
            break;
        default:
            cmdbuf[0] = IPC_MakeHeader(0, 1, 0);
            cmdbuf[1] = 0xD900182F;
            break;
    }
}