PSPDEV

https://pspdev.github.io
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PSPDEV is an open-source software development kit (SDK) for PlayStation Portable development,...
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### Configure, build, and install PSPSDK

Source: https://pspdev.github.io/pspsdk/index.html

Execute the standard build sequence to compile and install the SDK.

```bash
./configure
make
make doxygen-doc
make install
```

--------------------------------

### Install psp-sdk-bin via AUR helper

Source: https://pspdev.github.io/installation/arch.html

Installs the pre-compiled binary package using an AUR helper like yay.

```bash
yay -S psp-sdk-bin
```

--------------------------------

### Load and start module functions

Source: https://pspdev.github.io/pspsdk/loadmodule_8c.html

Functions for loading and starting modules with or without arguments.

```c
SceUID pspSdkLoadStartModuleWithArgs (const char *filename, int mpid, int argc, char *const argv[])
SceUID pspSdkLoadStartModule (const char *filename, int mpid)
```

--------------------------------

### Install a PSP library

Source: https://pspdev.github.io/tips_tricks.html

Installs a specific library using the package manager.

```bash
psp-pacman -S library
```

--------------------------------

### sceUtilityOskInitStart

Source: https://pspdev.github.io/pspsdk/psputility__osk_8h.html

Initializes and starts the on-screen keyboard.

```APIDOC
## int sceUtilityOskInitStart(SceUtilityOskParams *params)

### Description
Creates and initializes an on-screen keyboard instance using the provided parameters.

### Parameters
- **params** (SceUtilityOskParams*) - Required - Pointer to the OSK configuration parameters.
```

--------------------------------

### sceUtilityOskInitStart

Source: https://pspdev.github.io/pspsdk/psputility__osk_8h.html

Initializes and starts the on-screen keyboard.

```APIDOC
## int sceUtilityOskInitStart(SceUtilityOskParams *params)

### Description
Create an on-screen keyboard.

### Parameters
- **params** (SceUtilityOskParams*) - OSK parameters.

### Returns
- **int** - < 0 on error.
```

--------------------------------

### sceKernelStartModule

Source: https://pspdev.github.io/pspsdk/group__ModuleMgr.html

Starts a previously loaded module.

```APIDOC
## int sceKernelStartModule(SceUID modid, SceSize argsize, void *argp, int *status, SceKernelSMOption *option)

### Description
Starts a loaded module using the provided arguments and options.

### Parameters
- **modid** (SceUID) - The UID of the module to start.
- **argsize** (SceSize) - Size of the argument buffer.
- **argp** (void *) - Pointer to the argument buffer.
- **status** (int *) - Pointer to store the module status.
- **option** (SceKernelSMOption *) - Pointer to module start options.
```

--------------------------------

### Install psp-sdk via AUR helper

Source: https://pspdev.github.io/installation/arch.html

Installs the source-based package using an AUR helper.

```bash
yay -S psp-sdk
```

--------------------------------

### Install SDK Dependencies

Source: https://pspdev.github.io/installation/windows.html

Install required build tools and libraries for the PSP SDK.

```bash
sudo apt-get install build-essential cmake pkgconf libreadline8 libusb-0.1 libgpgme11 libarchive-tools fakeroot wget
```

--------------------------------

### pspSdkLoadStartModuleWithArgs

Source: https://pspdev.github.io/pspsdk/group__PSPSDK.html

Loads and starts a module with provided arguments.

```APIDOC
## SceUID pspSdkLoadStartModuleWithArgs(const char *filename, int mpid, int argc, char *const argv[])

### Description
Load a module and start it with arguments.

### Parameters
- **filename** (const char *) - Path to the module.
- **mpid** (int) - Memory partition ID to use to load the module.
- **argc** (int) - Number of arguments to pass to start module.
- **argv** (char *const[]) - Array of arguments.

### Returns
- The UID of the module on success, otherwise one of PspKernelErrorCodes.
```

--------------------------------

### gprof_start

Source: https://pspdev.github.io/pspsdk/prof_8c.html

Starts the application profiler.

```APIDOC
## void gprof_start (void)

### Description
Starts the profiler to begin collecting performance data.

### Signature
void gprof_start(void)
```

--------------------------------

### Install dependencies via Homebrew

Source: https://pspdev.github.io/installation/macos.html

Installs all necessary build tools and libraries required for the PSP SDK.

```bash
brew install cmake pkgconf gnu-sed bash openssl libtool libmpc libarchive gettext texinfo bison flex isl gsl gmp mpfr libusb-compat zlib
```

--------------------------------

### Install SDK dependencies

Source: https://pspdev.github.io/installation/debian.html

Installs the necessary build tools and libraries required for the PSP SDK.

```bash
sudo apt-get install build-essential cmake pkgconf libreadline8 libusb-0.1 libgpgme11 libarchive-tools fakeroot
```

--------------------------------

### Install WSL on Windows

Source: https://pspdev.github.io/installation/windows.html

Run this command in an administrator PowerShell window to install WSL.

```powershell
wsl --install
```

--------------------------------

### Video and Hardware Setup

Source: https://pspdev.github.io/pspsdk/pspusbcam_8h_source.html

Functions to initialize video capture, microphone, and manage camera orientation.

```APIDOC
int sceUsbCamSetupVideo(PspUsbCamSetupVideoParam *param, void *workarea, int wasize);
int sceUsbCamSetupMic(void *param, void *workarea, int wasize);
int sceUsbCamAutoImageReverseSW(int on);
int sceUsbCamGetAutoImageReverseState(void);
int sceUsbCamGetLensDirection(void);
```

--------------------------------

### sceUsbStart

Source: https://pspdev.github.io/pspsdk/pspusb_8h_source.html

Starts a specified USB driver.

```APIDOC
## int sceUsbStart(const char* driverName, int size, void *args)

### Description
Starts a USB driver with the specified name and arguments.

### Parameters
- **driverName** (const char*) - The name of the driver to start.
- **size** (int) - The size of the arguments structure.
- **args** (void*) - Pointer to the arguments for the driver.
```

--------------------------------

### Verify PSP SDK installation

Source: https://pspdev.github.io/installation/fedora.html

Checks the installation by printing the configured PSPDEV path.

```bash
psp-config --pspdev-path
```

--------------------------------

### Install PSP SDK dependencies

Source: https://pspdev.github.io/installation/fedora.html

Installs the necessary development tools and libraries required for the PSP SDK using dnf.

```bash
sudo dnf -y install @development-tools cmake bsdtar libusb-compat-0.1 gpgme2 fakeroot xz nano
```

--------------------------------

### gprof_start()

Source: https://pspdev.github.io/pspsdk/prof_8c.html

Initializes and starts a new profiling session.

```APIDOC
## void gprof_start(void)

### Description
Start the profiler. If the profiler is already running, this function stops the previous one and ignores the result, then initializes a new profiler session.
```

--------------------------------

### Build directory setup for PSP

Source: https://pspdev.github.io/tips_tricks.html

Initializes a build directory for PSP projects.

```bash
mkdir build && cd build
```

--------------------------------

### sceUsbCamStartVideo

Source: https://pspdev.github.io/pspsdk/pspusbcam_8h_source.html

Starts the video capture process.

```APIDOC
## int sceUsbCamStartVideo(void)

### Description
Starts the video capture process.
```

--------------------------------

### Manually install psp-sdk

Source: https://pspdev.github.io/installation/arch.html

Clones the AUR repository and builds the SDK from source manually.

```bash
# Clone the build files
git clone https://aur.archlinux.org/psp-sdk.git
cd psp-sdk

# Build and install the package (this will take a while!)
makepkg -si

# Clean up (optional)
cd ..
rm -rf psp-sdk
```

--------------------------------

### pspSdkLoadStartModule

Source: https://pspdev.github.io/pspsdk/group__PSPSDK.html

Loads and starts a module from the specified file path.

```APIDOC
## SceUID pspSdkLoadStartModule(const char *filename, int mpid)

### Description
Load a module and start it.

### Parameters
- **filename** (const char *) - Path to the module.
- **mpid** (int) - Memory partition ID to use to load the module.

### Returns
- The UID of the module on success, otherwise one of PspKernelErrorCodes.
```

--------------------------------

### Manually install psp-sdk-bin

Source: https://pspdev.github.io/installation/arch.html

Clones the AUR repository and builds the binary package manually using makepkg.

```bash
# Clone the build files
git clone https://aur.archlinux.org/psp-sdk-bin.git
cd psp-sdk-bin

# Build and install the package
makepkg -si

# Clean up (optional)
cd ..
rm -rf psp-sdk-bin
```

--------------------------------

### sceUsbCamStartVideo

Source: https://pspdev.github.io/pspsdk/pspusbcam_8h_source.html

Starts video input from the camera.

```APIDOC
int sceUsbCamStartVideo(void);
```

--------------------------------

### pspDebugGdbStubInit()

Source: https://pspdev.github.io/pspsdk/group__Debug.html

Installs the GDB stub handler for remote debugging.

```APIDOC
## void pspDebugGdbStubInit(void)

### Description
Install the gdb stub handler.
```

--------------------------------

### List available PSP libraries

Source: https://pspdev.github.io/tips_tricks.html

Displays a list of all libraries available for installation.

```bash
psp-pacman -Sl
```

--------------------------------

### pspAudioInit

Source: https://pspdev.github.io/pspsdk/pspaudiolib_8c.html

Initializes the audio system, reserves channels, and starts the audio processing threads.

```APIDOC
## int pspAudioInit()

### Description
Initializes the audio system. This function reserves audio channels, sets default volumes, and creates/starts the necessary kernel threads for audio processing.
```

--------------------------------

### pspFpuGetCause

Source: https://pspdev.github.io/pspsdk/pspfpu_8h_source.html

Get the cause bits (only useful if you installed your own exception handler).

```APIDOC
## uint32_t pspFpuGetCause(void)

### Description
Get the cause bits (only useful if you installed your own exception handler).
```

--------------------------------

### Get Adhocctl Parameter

Source: https://pspdev.github.io/pspsdk/pspnet__adhocctl_8h_source.html

Get Adhocctl parameter.

```c
int sceNetAdhocctlGetParameter(struct SceNetAdhocctlParams *params);
```

--------------------------------

### Initialize build system

Source: https://pspdev.github.io/pspsdk/index.html

Generate the configure script and support files using autotools.

```bash
./bootstrap
```

--------------------------------

### Get Scan Results

Source: https://pspdev.github.io/pspsdk/pspnet__adhocctl_8h_source.html

Get the results of a scan.

```c
int sceNetAdhocctlGetScanInfo(int *length, void *buf);
```

--------------------------------

### Get Peer Info

Source: https://pspdev.github.io/pspsdk/pspnet__adhocctl_8h_source.html

Get peer information.

```c
int sceNetAdhocctlGetPeerInfo(unsigned char *mac, int size, struct SceNetAdhocctlPeerInfo *peerinfo);
```

--------------------------------

### sceKernelStartThread

Source: https://pspdev.github.io/pspsdk/group__ThreadMan.html

Starts a previously created thread.

```APIDOC
## sceKernelStartThread

### Description
Starts the execution of a created thread.

### Signature
int sceKernelStartThread(SceUID thid, SceSize arglen, void *argp)
```

--------------------------------

### Get Peer List

Source: https://pspdev.github.io/pspsdk/pspnet__adhocctl_8h_source.html

Get a list of peers.

```c
int sceNetAdhocctlGetPeerList(int *length, void *buf);
```

--------------------------------

### Get Adhoc ID

Source: https://pspdev.github.io/pspsdk/pspnet__adhocctl_8h_source.html

Get the adhoc ID.

```c
int sceNetAdhocctlGetAdhocId(struct productStruct *product);
```

--------------------------------

### sceNetAdhocMatchingStart

Source: https://pspdev.github.io/pspsdk/pspnet__adhocmatching_8h.html

Starts a matching object with specified thread priorities and stack sizes.

```APIDOC
## sceNetAdhocMatchingStart

### Description
Starts a matching object using the ID returned from sceNetAdhocMatchingCreate.

### Parameters
- **matchingid** (int) - The ID returned from sceNetAdhocMatchingCreate
- **evthpri** (int) - Priority of the event handler thread
- **evthstack** (int) - Stack size of the event handler thread
- **inthpri** (int) - Priority of the input handler thread
- **inthstack** (int) - Stack size of the input handler thread
- **optlen** (int) - Size of hellodata
- **optdata** (void *) - Pointer to block of data passed to callback

### Returns
- 0 on success, < 0 on error
```

--------------------------------

### Module Information and Entry Point

Source: https://pspdev.github.io/pspsdk/prxexports_8c.html

External declarations for module information and the start entry point.

```c
struct SceModuleInfo module_info
extern

int module_start
extern
```

--------------------------------

### Get Address by Nickname

Source: https://pspdev.github.io/pspsdk/pspnet__adhocctl_8h_source.html

Get mac address from nickname.

```c
int sceNetAdhocctlGetAddrByName(char *nickname, int *length, void *buf);
```

--------------------------------

### Get Nickname by Address

Source: https://pspdev.github.io/pspsdk/pspnet__adhocctl_8h_source.html

Get nickname from a mac address.

```c
int sceNetAdhocctlGetNameByAddr(unsigned char *mac, char *nickname);
```

--------------------------------

### Run the PSPDEV container

Source: https://pspdev.github.io/installation/docker.html

Starts an interactive container with the current directory mounted to /source.

```bash
docker run -ti -v $PWD:/source pspdev/pspdev:latest
```

--------------------------------

### Get Adhoc State

Source: https://pspdev.github.io/pspsdk/pspnet__adhocctl_8h_source.html

Get the state of the Adhoc control.

```c
int sceNetAdhocctlGetState(int *event);
```

--------------------------------

### Initialize PSPLINK Host Connection

Source: https://pspdev.github.io/debugging.html

Start the USB host file server on the PC to allow the PSP to communicate with the build directory.

```bash
usbhostfs_pc
```

--------------------------------

### Create a Messagebox

Source: https://pspdev.github.io/pspsdk/group__ThreadMan.html

Example demonstrating the creation of a new messagebox using the sceKernelCreateMbx function.

```c
int mbxid;
mbxid = sceKernelCreateMbx("MyMessagebox", 0, NULL);
```

--------------------------------

### Audio Playback with SDL_mixer in C

Source: https://pspdev.github.io/basic_programs.html

Initializes SDL and SDL_mixer, loads an audio file, and handles playback controls via gamepad input.

```c
#include <SDL3/SDL.h>
#include <SDL3/SDL_main.h>
#include <SDL3_mixer/SDL_mixer.h>

// Define screen dimensions
#define SCREEN_WIDTH    480
#define SCREEN_HEIGHT   272

int main(int argc, char **argv) {
    // This prevents compiler warnings
    // We don't actually need these variables, but they do need to be there so SDL_main works
    (void)argc;
    (void)argv;

    // Initialize sdl
    if(!SDL_Init(SDL_INIT_VIDEO | SDL_INIT_AUDIO | SDL_INIT_GAMEPAD)) {
        SDL_Log("Couldn't initialize SDL: %s", SDL_GetError());
        return 1;
    }

    // Initialize SDL mixer
    if(!MIX_Init()) {
        SDL_Log("Couldn't initialize SDL mixer: %s", SDL_GetError());
        SDL_Quit();
        return 2;
    }

    // Initialise audio device
    MIX_Mixer * mixer = MIX_CreateMixerDevice(SDL_AUDIO_DEVICE_DEFAULT_PLAYBACK, NULL);
    if (!mixer) {
        SDL_Log("Couldn't open default audio device: %s", SDL_GetError());
        MIX_Quit();
        SDL_Quit();
        return 3;
    }

    // Initialize channel to play music on, called a track in SDL mixer
    MIX_Track * music_track = MIX_CreateTrack(mixer);
    if (!music_track) {
        SDL_Log("Couldn't create window/renderer: %s", SDL_GetError());
        MIX_DestroyMixer(mixer);
        MIX_Quit();
        SDL_Quit();
        return 3;
    }


    SDL_Window * window = NULL;
    SDL_Renderer * renderer = NULL;
    if (!SDL_CreateWindowAndRenderer("window", 480, 272, 0, &window, &renderer)) {
        SDL_Log("Couldn't create window/renderer: %s", SDL_GetError());
        MIX_DestroyMixer(mixer);
        MIX_Quit();
        SDL_Quit();
        return 4;
    }

    // Load ogg file
    MIX_Audio *ogg_file = MIX_LoadAudio(mixer, "test.ogg", false);
    if (!ogg_file) {
        SDL_Log("Couldn't load audio file: %s", SDL_GetError());
        SDL_DestroyRenderer(renderer);
        SDL_DestroyWindow(window);
        MIX_DestroyMixer(mixer);
        MIX_Quit();
        SDL_Quit();
        return 5;
    }

    SDL_FRect rect;

    // Square dimensions: Half of the min(SCREEN_WIDTH, SCREEN_HEIGHT)
    rect.w = SDL_min(SCREEN_WIDTH, SCREEN_HEIGHT) / 2.0f;
    rect.h = SDL_min(SCREEN_WIDTH, SCREEN_HEIGHT) / 2.0f;

    // Square position: In the middle of the screen
    rect.x = SCREEN_WIDTH / 2 - rect.w / 2;
    rect.y = SCREEN_HEIGHT / 2 - rect.h / 2;


    // Declare rects of pause symbol
    SDL_FRect pause_rect1, pause_rect2;

    pause_rect1.h = rect.h / 2.0f;
    pause_rect1.w = 40.0f;
    pause_rect1.x = rect.x + (rect.w - pause_rect1.w * 3.0f) / 2.0f;
    pause_rect1.y = rect.y + rect.h / 4.0f;
    pause_rect2 = pause_rect1;
    pause_rect2.x += pause_rect1.w * 2.0f;
    
    // play the music 8 times
    MIX_SetTrackAudio(music_track, ogg_file);
    MIX_SetTrackGain(music_track, 1.0f);
    if (!MIX_PlayTrack(music_track, 8)) {
        SDL_Log("Couldn't play audio: %s", SDL_GetError());
        MIX_DestroyAudio(ogg_file);
        SDL_DestroyRenderer(renderer);
        SDL_DestroyWindow(window);
        MIX_DestroyMixer(mixer);
        MIX_Quit();
        SDL_Quit();
        return 6;
    }

    int running = 1;
    SDL_Event e;
    while (running) {
        if(SDL_PollEvent(&e)) {
            switch(e.type) {
                case SDL_EVENT_QUIT:
                    running = 0;
                    break;
                case SDL_EVENT_GAMEPAD_ADDED:
                    SDL_OpenGamepad(e.cdevice.which);
                    break;
                case SDL_EVENT_GAMEPAD_BUTTON_DOWN:
                    // pause using cross button
                    if (e.gbutton.button == SDL_GAMEPAD_BUTTON_SOUTH) {
                        MIX_PauseTrack(music_track);
                    // resume using circle button
                    } else if (e.gbutton.button == SDL_GAMEPAD_BUTTON_EAST) {
                        MIX_ResumeTrack(music_track);
                    // press start button to exit
                    } else if (e.gbutton.button == SDL_GAMEPAD_BUTTON_START) {
                        running = 0;
                    }
                    break;		
            }
        }

        // Initialize renderer color black for the background
        SDL_SetRenderDrawColor(renderer, 0, 0, 0, 0);

        // Clear screen
        SDL_RenderClear(renderer);

        // Set renderer color green to draw the square
        SDL_SetRenderDrawColor(renderer, 0, 0xFF, 0, 0xFF);

        // Draw filled square
        SDL_RenderFillRect(renderer, &rect);

        // Check pause status
        if(!MIX_TrackPlaying(music_track)) {
            // Set renderer color black to draw the pause symbol
            SDL_SetRenderDrawColor(renderer, 0, 0, 0, 0);
```

--------------------------------

### Get Game Mode Info

Source: https://pspdev.github.io/pspsdk/pspnet__adhocctl_8h_source.html

Get game mode information.

```c
int sceNetAdhocctlGetGameModeInfo(struct SceNetAdhocctlGameModeInfo *gamemodeinfo);
```

--------------------------------

### sceKernelApplicationType

Source: https://pspdev.github.io/pspsdk/pspinit_8h.html

Retrieves the key configuration in which the system has booted.

```APIDOC
## int sceKernelApplicationType()

### Description
Get the key configuration in which the system has booted.

### Returns
- **int** - The application type configuration.
```

--------------------------------

### Complete Makefile for PRX Module

Source: https://pspdev.github.io/techniques/prx_modules.html

A full example of a Makefile configured for a PRX module build.

```makefile
TARGET = SamplePlugin

OBJS = main.o

CFLAGS = -O2 -Wall
LDFLAGS = -nostartfiles

BUILD_PRX = 1
PRX_EXPORTS = exports.exp

PSPSDK=$(shell psp-config --pspsdk-path)
include $(PSPSDK)/lib/build.mak
```

--------------------------------

### pspDebugSioInstallKprintf

Source: https://pspdev.github.io/pspsdk/group__Debug.html

Installs a kprintf debug putchar handler.

```APIDOC
## void pspDebugSioInstallKprintf(void)

### Description
Installs a handler for kprintf output. This function implicitly calls pspDebugEnablePutchar. The SIO port must be initialized before calling this function.
```

--------------------------------

### Macros starting with Z

Source: https://pspdev.github.io/pspsdk/globals_defs_z.html

List of macros starting with Z and their corresponding files.

```APIDOC
## Macros (Z)

- **zero** - Defined in: `as_reg_compat.h`
- **ZV** - Defined in: `sceGuInit.c`
```

--------------------------------

### Register a UMD callback

Source: https://pspdev.github.io/pspsdk/group__UMD.html

Example showing how to define a callback function and register it with the UMD system.

```c
int umd_callback(int unknown, int event)
{
//do something
} 
int cbid = sceKernelCreateCallback("UMD Callback", umd_callback, NULL);
sceUmdRegisterUMDCallBack(cbid);
```

--------------------------------

### SDL3 Window and Renderer Initialization

Source: https://pspdev.github.io/basic_programs.html

Initializes SDL3, creates a window and renderer, and runs a main loop to draw a red square.

```c
#include <SDL3/SDL.h>
#include <SDL3/SDL_main.h>

int main(int argc, char *argv[]) {
    // This prevents compiler warnings
    // We don't actually need these variables, but they do need to be there so SDL_main works
    (void)argc;
    (void)argv;

    // Initialize sdl
    if(!SDL_Init(SDL_INIT_VIDEO | SDL_INIT_GAMEPAD)) {
        SDL_Log("Couldn't initialize SDL: %s", SDL_GetError());
        return 1;
    }

    SDL_Window * window = NULL;
    SDL_Renderer * renderer = NULL;
    if (!SDL_CreateWindowAndRenderer("window", 480, 272, 0, &window, &renderer)) {
        SDL_Log("Couldn't create window/renderer: %s", SDL_GetError());
        SDL_Quit();
        return 2;
    }

    SDL_FRect square = {216, 96, 34, 64}; 

    int running = 1;
    SDL_Event event;
    while (running) { 
        // Process input
        if (SDL_PollEvent(&event)) {
            switch (event.type) {
                case SDL_EVENT_QUIT:
                    // End the loop if the programs is being closed
                    running = 0;
                    break;
                case SDL_EVENT_GAMEPAD_ADDED:
                    // Connect a controller when it is connected
                    SDL_OpenGamepad(event.cdevice.which);
                    break;
                case SDL_EVENT_GAMEPAD_BUTTON_DOWN:
                    if(event.gbutton.button == SDL_GAMEPAD_BUTTON_START) {
                        // Close the program if start is pressed
                        running = 0;
                    }
                    break;
            }
        }

        // Clear the screen
        SDL_RenderClear(renderer);

        // Draw a red square
        SDL_SetRenderDrawColor(renderer, 255, 0, 0, 255);
        SDL_RenderFillRect(renderer, &square);

        // Draw everything on a white background
        SDL_SetRenderDrawColor(renderer, 255, 255, 255, 255);
        SDL_RenderPresent(renderer);
    }
    SDL_DestroyRenderer(renderer);
    SDL_DestroyWindow(window);
    SDL_Quit();

    return 0;
}
```

--------------------------------

### sceHttpInit

Source: https://pspdev.github.io/pspsdk/psphttp_8h_source.html

Initializes the HTTP library.

```APIDOC
## int sceHttpInit(unsigned int unknown1)

### Description
Initializes the HTTP library for use.

### Parameters
- **unknown1** (unsigned int) - Required - Unknown parameter.
```

--------------------------------

### sceHttpsInit()

Source: https://pspdev.github.io/pspsdk/psphttp_8h.html

Initializes the https library.

```APIDOC
## sceHttpsInit()

### Description
Initializes the https library.

### Parameters
- **unknown1** (int) - Required - Pass 0
- **unknown2** (int) - Required - Pass 0
- **unknown3** (int) - Required - Pass 0
- **unknown4** (int) - Required - Pass 0

### Returns
0 on success, < 0 on error.
```

--------------------------------

### sceUsbCamSetupStillEx

Source: https://pspdev.github.io/pspsdk/pspusbcam_8h_source.html

Setups the parameters to take a still image with extended options.

```APIDOC
int sceUsbCamSetupStillEx(PspUsbCamSetupStillExParam *param);
```

--------------------------------

### Secure Install ID Length Macro

Source: https://pspdev.github.io/pspsdk/group__ModuleMgr.html

Macro defining the length of the secure install ID.

```c
#define SCE_SECURE_INSTALL_ID_LEN (16)
```

--------------------------------

### Profiler Output Example

Source: https://pspdev.github.io/debugging.html

Sample output showing function execution time and call counts.

```text
Each sample counts as 0.001 seconds.
  %   cumulative   self              self     total           
 time   seconds   seconds    calls  ms/call  ms/call  name    
 95.98      0.17     0.17   104728     0.00     0.00  is_prime
  4.02      0.17     0.01        1     7.00     7.00  dummy_function
  0.00      0.17     0.00        1     0.00   174.00  main
  0.00      0.17     0.00        1     0.00   167.00  sum_of_square_roots
```

--------------------------------

### Install a specific package

Source: https://pspdev.github.io/psp-packages/index.html

Use this command to install a package that is not part of the default psp-libraries group.

```bash
# psp-pacman -Sy package-name
```

--------------------------------

### sceUtilityNetconfInitStart

Source: https://pspdev.github.io/pspsdk/psputility__netconf_8h_source.html

Initializes the Network Configuration Dialog Utility.

```APIDOC
## int sceUtilityNetconfInitStart(pspUtilityNetconfData *data)

### Description
Initializes the Network Configuration Dialog Utility using the provided configuration data structure.

### Parameters
- **data** (pspUtilityNetconfData*) - Required - Pointer to the configuration data structure containing action and connection parameters.
```

--------------------------------

### pspDebugInstallStdinHandler

Source: https://pspdev.github.io/pspsdk/group__Debug.html

Installs a handler for stdin, enabling the use of standard stdio functions for input.

```APIDOC
## int pspDebugInstallStdinHandler(PspDebugInputHandler handler)

### Description
Install a handler for stdin (so you can use normal stdio functions).

### Parameters
- **handler** (PspDebugInputHandler) - Required - A pointer to input handler, NULL to disable.

### Returns
- **int** - < 0 on error, else 0.
```

--------------------------------

### pspAudioInit

Source: https://pspdev.github.io/pspsdk/pspaudiolib_8h_source.html

Initializes the audio library.

```APIDOC
## int pspAudioInit()

### Description
Initializes the audio library for use.

### Returns
- **int** - Returns 0 on success, or an error code.
```

--------------------------------

### Typedefs starting with G

Source: https://pspdev.github.io/pspsdk/globals_type_g.html

A list of typedefs starting with the letter G and their corresponding header files.

```APIDOC
## Typedefs

### GECommand
- **Header**: guInternal.h

### GuCallback
- **Header**: guInternal.h

### GuSwapBuffersCallback
- **Header**: pspgu.h
```

--------------------------------

### pspAudioInit

Source: https://pspdev.github.io/pspsdk/pspaudiolib_8h.html

Initializes the audio library.

```APIDOC
## int pspAudioInit()

### Description
Initializes the audio library for use.
```

--------------------------------

### pspDebugScreenInit

Source: https://pspdev.github.io/pspsdk/group__Debug.html

Initializes the debug screen for output.

```APIDOC
## void pspDebugScreenInit(void)

### Description
Initialise the debug screen.
```

--------------------------------

### psp-gdb Initialization Output

Source: https://pspdev.github.io/debugging.html

Initial output displayed when starting psp-gdb with the target binary.

```text
Reading symbols from <file>...
(gdb)
```

--------------------------------

### sceGuInit

Source: https://pspdev.github.io/pspsdk/pspgu_8h_source.html

Initializes the GU system.

```APIDOC
## int sceGuInit(void)

### Description
Initializes the GU system.

### Returns
- **int** - Status code of the initialization.
```

--------------------------------

### sceUsbCamGetSharpness

Source: https://pspdev.github.io/pspsdk/pspusbcam_8h.html

Gets the current sharpness.

```APIDOC
## int sceUsbCamGetSharpness(int *sharpness)

### Description
Gets the current sharpness.

### Parameters
- **sharpness** (int *) - Pointer to a variable that receives the current sharpness.

### Returns
0 on success, < 0 on error.
```

--------------------------------

### sceUsbCamGetSaturation

Source: https://pspdev.github.io/pspsdk/pspusbcam_8h.html

Gets the current saturation.

```APIDOC
## int sceUsbCamGetSaturation(int *saturation)

### Description
Gets the current saturation.

### Parameters
- **saturation** (int *) - Pointer to a variable that receives the current saturation.

### Returns
0 on success, < 0 on error.
```

--------------------------------

### sceMpegInit

Source: https://pspdev.github.io/pspsdk/pspmpeg_8h_source.html

Initializes the MPEG library.

```APIDOC
## SceInt32 sceMpegInit()

### Description
Initializes the MPEG library for use.

### Returns
- **SceInt32** - Returns 0 on success, or an error code.
```

--------------------------------

### sceUsbCamGetBrightness

Source: https://pspdev.github.io/pspsdk/pspusbcam_8h_source.html

Gets the current brightness.

```APIDOC
int sceUsbCamGetBrightness(int *brightness);
```

--------------------------------

### sceKernelBootFrom

Source: https://pspdev.github.io/pspsdk/pspinit_8h_source.html

Determines the boot medium or source.

```APIDOC
## int sceKernelBootFrom()

### Description
Queries the system to determine the source medium from which the system booted.

### Returns
- **int** - The boot source identifier.
```

--------------------------------

### sceGeEdramGetSize

Source: https://pspdev.github.io/pspsdk/pspge_8h.html

Get the size of VRAM.

```APIDOC
## unsigned int sceGeEdramGetSize (void)

### Description
Get the size of VRAM.
```

--------------------------------

### sceKernelGetThreadKTLS

Source: https://pspdev.github.io/pspsdk/group__ThreadmanKern.html

Get the KTLS of a thread.

```APIDOC
## void * sceKernelGetThreadKTLS (int id, SceUID thid, int mode)

### Description
Get the KTLS of a thread.

### Parameters
- **id** (int) - KTLS ID
- **thid** (SceUID) - Thread ID
- **mode** (int) - Access mode

### Returns
- **void*** - Pointer to KTLS
```

--------------------------------

### sceIoGetstat

Source: https://pspdev.github.io/pspsdk/group__FileIO.html

Get the status of a file.

```APIDOC
## int sceIoGetstat(const char *file, SceIoStat *stat)

### Description
Get the status of a file.

### Parameters
- **file** (const char*) - The path to the file.
- **stat** (SceIoStat*) - A pointer to an io_stat_t structure.

### Returns
- < 0 on error.
```

--------------------------------

### sceKernelAllocateKTLS

Source: https://pspdev.github.io/pspsdk/group__ThreadmanKern.html

Setup the KTLS allocator.

```APIDOC
## int sceKernelAllocateKTLS (int id, int(*cb)(unsigned int *size, void *arg), void *arg)

### Description
Setup the KTLS allocator.

### Parameters
- **id** (int) - KTLS ID
- **cb** (int(*)(unsigned int *, void *)) - Allocator callback
- **arg** (void *) - Callback argument

### Returns
- **int** - Status code
```

--------------------------------

### sceNetInit

Source: https://pspdev.github.io/pspsdk/pspnet_8h.html

Initializes the networking library.

```APIDOC
## int sceNetInit(int poolsize, int calloutprio, int calloutstack, int netintrprio, int netintrstack)

### Description
Initialise the networking library.

### Parameters
- **poolsize** (int) - Size of the memory pool.
- **calloutprio** (int) - Priority for callout.
- **calloutstack** (int) - Stack size for callout.
- **netintrprio** (int) - Priority for network interrupt.
- **netintrstack** (int) - Stack size for network interrupt.
```

--------------------------------

### sceUsbCamGetReverseMode

Source: https://pspdev.github.io/pspsdk/pspusbcam_8h.html

Gets the current reverse mode.

```APIDOC
## int sceUsbCamGetReverseMode(int *reverseflags)

### Description
Gets the current reverse mode.

### Parameters
- **reverseflags** (int *) - Pointer to a variable that receives the current reverse mode flags.

### Returns
0 on success, < 0 on error.
```

--------------------------------

### sceAudioInputInit

Source: https://pspdev.github.io/pspsdk/pspaudio_8h.html

Initializes audio input.

```APIDOC
## int sceAudioInputInit(int unknown1, int gain, int unknown2)

### Description
Init audio input.

### Parameters
- **unknown1** (int) - Unknown. Pass 0.
- **gain** (int) - Gain.
- **unknown2** (int) - Unknown. Pass 0.

### Returns
- 0 on success, an error if less than 0.
```

--------------------------------

### connect()

Source: https://pspdev.github.io/pspsdk/globals_func_c.html

Establishes a socket connection.

```APIDOC
### connect()

**Defined in:** socket.h
```

--------------------------------

### sceUsbCamGetReadVideoFrameSize

Source: https://pspdev.github.io/pspsdk/pspusbcam_8h_source.html

Gets the size of the acquired frame.

```APIDOC
int sceUsbCamGetReadVideoFrameSize(void);
```

--------------------------------

### Reassign flash0 device

Source: https://pspdev.github.io/pspsdk/group__FileIO.html

Example demonstrating how to unassign and reassign the flash0 device with read/write permissions.

```c
sceIoUnassign("flash0");
sceIoAssign("flash0", "lflash0:0,0", "flashfat0:", IOASSIGN_RDWR, NULL, 0);
```

--------------------------------

### pspDebugSioInit

Source: https://pspdev.github.io/pspsdk/pspdebug_8h_source.html

Initializes the Serial I/O interface.

```APIDOC
## void pspDebugSioInit(void)

### Description
Initializes the SIO (Serial I/O) hardware for debugging communication.
```

--------------------------------

### sceUsbCamGetAutoImageReverseState

Source: https://pspdev.github.io/pspsdk/pspusbcam_8h_source.html

Gets the state of the autoreversal of the image.

```APIDOC
int sceUsbCamGetAutoImageReverseState(void);
```

--------------------------------

### sceKernelReferEventFlagStatus

Source: https://pspdev.github.io/pspsdk/group__ThreadMan.html

Get the status of an event flag.

```APIDOC
## sceKernelReferEventFlagStatus

### Description
Get the status of an event flag.

### Parameters
- **event** (SceUID) - The UID of the event.
- **status** (SceKernelEventFlagInfo *) - A pointer to a SceKernelEventFlagInfo structure.

### Returns
< 0 on error.
```

--------------------------------

### sceKernelReferCallbackStatus

Source: https://pspdev.github.io/pspsdk/group__ThreadMan.html

Gets the status of a specified callback.

```APIDOC
## sceKernelReferCallbackStatus

### Description
Gets the status of a specified callback.

### Parameters
- **cb** (SceUID) - The UID of the callback to refer.
- **status** (SceKernelCallbackInfo *) - Pointer to a status structure. The size parameter should be initialised before calling.

### Returns
< 0 on error.
```

--------------------------------

### sceImposeGetUMDPopup

Source: https://pspdev.github.io/pspsdk/pspimpose__driver_8h.html

Get the value of the UMD popup.

```APIDOC
## int sceImposeGetUMDPopup(void)

### Description
Retrieves the current status of the UMD popup setting.
```

--------------------------------

### pspFpuGetRoundmode

Source: https://pspdev.github.io/pspsdk/pspfpu_8h_source.html

Get the current round mode.

```APIDOC
## enum PspFpuRoundMode pspFpuGetRoundmode(void)

### Description
Get the current round mode.
```

--------------------------------

### Read Controller Data Example

Source: https://pspdev.github.io/pspsdk/group__Ctrl.html

Demonstrates how to configure the controller sampling and read the current state into a SceCtrlData structure.

```c
SceCtrlData pad;
sceCtrlSetSamplingCycle(0);
sceCtrlSetSamplingMode(1);
sceCtrlReadBufferPositive(&pad, 1);
// Do something with the read controller data
```

--------------------------------

### pspFpuGetEnable

Source: https://pspdev.github.io/pspsdk/pspfpu_8h_source.html

Get the exception enable flags.

```APIDOC
## uint32_t pspFpuGetEnable(void)

### Description
Get the exception enable flags.
```

--------------------------------

### sceKernelGetKTLS

Source: https://pspdev.github.io/pspsdk/group__ThreadmanKern.html

Get the KTLS of the current thread.

```APIDOC
## void * sceKernelGetKTLS (int id)

### Description
Get the KTLS of the current thread.

### Parameters
- **id** (int) - KTLS ID

### Returns
- **void*** - Pointer to KTLS
```

--------------------------------

### Initialize and use Mersenne Twister

Source: https://pspdev.github.io/pspsdk/group__Utils.html

Example showing how to initialize a Mersenne Twister context and generate a random number.

```c
SceKernelUtilsMt19937Context ctx;
sceKernelUtilsMt19937Init(&ctx, time(NULL));
u23 rand_val = sceKernelUtilsMt19937UInt(&ctx);
```

--------------------------------

### sceKernelGetSystemStatusFlag

Source: https://pspdev.github.io/pspsdk/group__ThreadmanKern.html

Get the system status flag.

```APIDOC
## unsigned int sceKernelGetSystemStatusFlag (void)

### Description
Get the system status flag.

### Returns
- **unsigned int** - System status flag
```

--------------------------------

### gumInit

Source: https://pspdev.github.io/pspsdk/pspgum_8h.html

Initializes the pspgum library.

```APIDOC
void gumInit(void)
```

--------------------------------

### sceMp3Init

Source: https://pspdev.github.io/pspsdk/pspmp3_8h.html

Initializes the MP3 decoder with a specific handle.

```APIDOC
## SceInt32 sceMp3Init(SceInt32 handle)

### Description
Initializes the MP3 decoder using the provided handle.

### Parameters
- **handle** (SceInt32) - The sceMp3 handle.

### Returns
- **SceInt32** - 0 if success, < 0 on error.
```

--------------------------------

### Implement Hello World in C for PSP

Source: https://pspdev.github.io/how_to_use.html

This C code initializes the PSP debug screen and sets up exit callbacks to ensure the application can be closed properly.

```c
#include <pspuser.h>
#include <pspdebug.h>
#include <pspdisplay.h>

// PSP_MODULE_INFO is required
PSP_MODULE_INFO("Hello World", 0, 1, 0);
PSP_MAIN_THREAD_ATTR(PSP_THREAD_ATTR_USER);

int exit_callback(int arg1, int arg2, void *common) {
    sceKernelExitGame();
    return 0;
}

int callback_thread(SceSize args, void *argp) {
    int cbid = sceKernelCreateCallback("Exit Callback", exit_callback, NULL);
    sceKernelRegisterExitCallback(cbid);
    sceKernelSleepThreadCB();
    return 0;
}

int setup_callbacks(void) {
    int thid = sceKernelCreateThread("update_thread", callback_thread, 0x11, 0xFA0, 0, 0);
    if(thid >= 0)
        sceKernelStartThread(thid, 0, 0);
    return thid;
}

int main(void)  {
    // Use above functions to make exiting possible
    setup_callbacks();
    
    // Print Hello World! on a debug screen on a loop
    pspDebugScreenInit();
    while(1) {
        pspDebugScreenSetXY(0, 0);
        pspDebugScreenPrintf("Hello World!");
        sceDisplayWaitVblankStart();
    }

    return 0;
}
```

--------------------------------

### sceSTimerStartCount

Source: https://pspdev.github.io/pspsdk/pspsystimer_8h_source.html

Starts the SysTimer timer count.

```APIDOC
## void sceSTimerStartCount(SceSysTimerId timer)

### Description
Starts the SysTimer timer count.

### Parameters
- **timer** (SceSysTimerId) - The ID of the timer to start.
```

--------------------------------

### __fdman_init

Source: https://pspdev.github.io/pspsdk/fdman_8h.html

Initializes the file descriptor management system.

```APIDOC
## void __fdman_init()

### Description
Initializes the internal file descriptor management structures.
```

--------------------------------

### sceGuStart

Source: https://pspdev.github.io/pspsdk/pspgu_8h_source.html

Starts filling a new display-context.

```APIDOC
## int sceGuStart(int ctype, void *list)

### Description
Initializes a new display-context for filling.

### Parameters
- **ctype** (int) - Context type.
- **list** (void *) - Pointer to the display list buffer.
```

--------------------------------

### sceMp3InitResource

Source: https://pspdev.github.io/pspsdk/pspmp3_8h.html

Initializes the MP3 library resources.

```APIDOC
## SceInt32 sceMp3InitResource()

### Description
Initializes the necessary resources for the MP3 library.

### Returns
- **SceInt32** - 0 if success, < 0 on error.
```

--------------------------------

### getsockname()

Source: https://pspdev.github.io/pspsdk/socket_8h.html

Gets the current address to which the socket is bound.

```APIDOC
int getsockname(int __, struct sockaddr * __restrict__, socklen_t * __restrict__)
```

--------------------------------

### getpeername()

Source: https://pspdev.github.io/pspsdk/socket_8h.html

Gets the address of the peer connected to the socket.

```APIDOC
int getpeername(int __, struct sockaddr * __restrict__, socklen_t * __restrict__)
```

--------------------------------

### sceUsbCamStillGetInputLength

Source: https://pspdev.github.io/pspsdk/pspusbcam_8h.html

Gets the size of the acquired still image.

```APIDOC
## int sceUsbCamStillGetInputLength(void)

### Description
Retrieves the size of the acquired still image.

### Returns
The size of the acquired image on success, < 0 on error.
```

--------------------------------

### Main Application Logic for SDL_ttf

Source: https://pspdev.github.io/basic_programs.html

Initializes SDL and SDL_ttf, loads a font file, renders text to a surface, and enters a loop to display the texture.

```c
#include <SDL3/SDL.h>
#include <SDL3/SDL_main.h>
#include <SDL3_ttf/SDL_ttf.h>

// Define screen dimensions
#define SCREEN_WIDTH 480
#define SCREEN_HEIGHT 272

int main(int argc, char **argv) {
    // This prevents compiler warnings
    // We don't actually need these variables, but they do need to be there so SDL_main works
    (void)argc;
    (void)argv;

    // Initialize sdl
    if(!SDL_Init(SDL_INIT_VIDEO | SDL_INIT_GAMEPAD)) {
        SDL_Log("Couldn't initialize SDL: %s", SDL_GetError());
        return 1;
    }

    // Initialize SDL ttf
    if (!TTF_Init()) {
        SDL_Log("Couldn't initialize SDL ttf: %s", SDL_GetError());
        SDL_Quit();
        return 2;
    }

    SDL_Window * window = NULL;
    SDL_Renderer * renderer = NULL;
    if (!SDL_CreateWindowAndRenderer("window", 480, 272, 0, &window, &renderer)) {
        SDL_Log("Couldn't create window/renderer: %s", SDL_GetError());
        SDL_Quit();
        return 3;
    }

    // Load the font file, make sure it is in the directory the eboot file is in
    TTF_Font *font = TTF_OpenFont("Pacifico.ttf", 40);
    if (!font) {
        SDL_Log("Couldn't load font: %s", SDL_GetError());
        SDL_DestroyRenderer(renderer);
        SDL_DestroyWindow(window);
        TTF_Quit();
        SDL_Quit();
        return 4;
    }

    // Set the text and background color
    SDL_Color text_color = {0x00, 0x00, 0x00, 0xff};
    SDL_Color bg_color = {0xff, 0xff, 0xff, 0xff};

    // Create a texture using a string and SDL ttf
    const char * text = "Hello World!";
    SDL_FRect text_rect = {0, 0, 0, 0};
    SDL_Surface *surface = TTF_RenderText_Solid(font, text, SDL_strlen(text), text_color);
    if (!surface) {
        SDL_Log("Couldn't render text: %s", SDL_GetError());
        SDL_DestroyRenderer(renderer);
        SDL_DestroyWindow(window);
        TTF_Quit();
        SDL_Quit();
        return 5;
    }
    SDL_Texture *texture = SDL_CreateTextureFromSurface(renderer, surface);

    // Get text dimensions
    text_rect.w = (float) surface->w;
    text_rect.h = (float) surface->h;

    SDL_DestroySurface(surface);

    text_rect.x = (SCREEN_WIDTH - text_rect.w) / 2.0f;
    text_rect.y = text_rect.h + 30.0f;

    int running = 1;
    SDL_Event e;
    while (running) {
        if (SDL_PollEvent(&e)) {
            switch (e.type) {
                case SDL_EVENT_QUIT:  // Event that is passed when the user closes the program
                    running = 0;
                    break;
                case SDL_EVENT_GAMEPAD_ADDED:  // Activate any gamepad that is connected
                    SDL_OpenGamepad(e.cdevice.which);
                    break;
                case SDL_EVENT_GAMEPAD_BUTTON_DOWN:
                    if (e.gbutton.button == SDL_GAMEPAD_BUTTON_START) {
                        running = 0;
                    }
                    break;
            }
        }

        // Refresh the screen and redraw the text every frame
        SDL_SetRenderDrawColor(renderer, bg_color.r, bg_color.g, bg_color.b, bg_color.a);
        SDL_RenderClear(renderer);
        SDL_RenderTexture(renderer, texture, NULL, &text_rect);
        SDL_RenderPresent(renderer);
    }

    // Clean up
    SDL_DestroyTexture(texture);
    SDL_DestroyRenderer(renderer);
    SDL_DestroyWindow(window);
    TTF_Quit();
    SDL_Quit();

    return 0;
}
```

--------------------------------

### pspvfpu_initcontext

Source: https://pspdev.github.io/pspsdk/pspvfpu_8h_source.html

Initializes and returns a new VFPU context for use.

```APIDOC
## pspvfpu_initcontext

### Description
Prepares the system to use the VFPU by initializing a new context.

### Signature
`struct pspvfpu_context *pspvfpu_initcontext(void);`

### Returns
- **struct pspvfpu_context*** - A pointer to the initialized VFPU context.
```

--------------------------------

### sceUsbCamGetZoom

Source: https://pspdev.github.io/pspsdk/pspusbcam_8h.html

Gets the current camera zoom level.

```APIDOC
## int sceUsbCamGetZoom(int *zoom)

### Description
Gets the current zoom.
```

--------------------------------

### main()

Source: https://pspdev.github.io/pspsdk/globals_func_m.html

The main entry point function for the application.

```APIDOC
## main()

### Description
The main entry point function for the application. It is defined in callstack.c, crt0.c, and crt0_prx.c.
```

--------------------------------

### sceUsbCamGetEvLevel

Source: https://pspdev.github.io/pspsdk/pspusbcam_8h_source.html

Gets the current exposure level of the camera.

```APIDOC
int sceUsbCamGetEvLevel(int *ev);
```

--------------------------------

### sceSTimerGetCount

Source: https://pspdev.github.io/pspsdk/pspsystimer_8h_source.html

Gets the current SysTimer timer count.

```APIDOC
## void sceSTimerGetCount(SceSysTimerId timer, int* count)

### Description
Gets the current SysTimer timer count.

### Parameters
- **timer** (SceSysTimerId) - The ID of the timer.
- **count** (int*) - Pointer to store the current count.
```

--------------------------------

### sceNetInetGetpeername

Source: https://pspdev.github.io/pspsdk/pspnet__inet_8h.html

Gets the address of the peer connected to the socket.

```APIDOC
## int sceNetInetGetpeername(int s, struct sockaddr *name, socklen_t *namelen)

### Description
Returns the address of the peer connected to the socket s, in the buffer pointed to by name.
```

--------------------------------

### pspDebugSioInit

Source: https://pspdev.github.io/pspsdk/group__Debug.html

Initializes the remote SIO port with default settings (4800 8N1).

```APIDOC
## void pspDebugSioInit(void)

### Description
Initializes the remote SIO port. Note that this function will delay for 2 seconds to allow power to stabilize.
```

--------------------------------

### pspFpuGetFS

Source: https://pspdev.github.io/pspsdk/pspfpu_8h_source.html

Get the current value of the FS bit.

```APIDOC
## uint32_t pspFpuGetFS(void)

### Description
Get the current value of the FS bit.
```

--------------------------------

### pspFpuGetCondbits

Source: https://pspdev.github.io/pspsdk/pspfpu_8h_source.html

Get the condition flags (8 bits).

```APIDOC
## uint32_t pspFpuGetCondbits(void)

### Description
Get the condition flags (8 bits).
```

--------------------------------

### sceNetAdhocctlInit

Source: https://pspdev.github.io/pspsdk/pspnet__adhocctl_8h_source.html

Initializes the Adhoc control library.

```APIDOC
## int sceNetAdhocctlInit(int stacksize, int priority, struct productStruct *product)

### Description
Initializes the Adhoc control library for use in the application.

### Parameters
- **stacksize** (int) - The stack size for the library thread.
- **priority** (int) - The priority for the library thread.
- **product** (struct productStruct*) - Pointer to the product structure.
```

--------------------------------

### __sceSasGetGrain

Source: https://pspdev.github.io/pspsdk/group__SAS.html

Gets the grain size of the SceSasCore instance.

```APIDOC
## int __sceSasGetGrain(SceSasCore *core)

### Description
Gets the grain size of the SceSasCore instance.

### Parameters
- **core** (SceSasCore*) - Pointer to a valid sceSas instance.

### Returns
- (int) The grain size on success, an error code if less than 0.
```
Tokens:
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