initial commit

.gitignore

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+*.o
+
+vhf_installer_screen
+steamlink

Makefile

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+# Source setenv.sh before running make
+
+CFLAGS := -I$(MARVELL_ROOTFS)/usr/include/SDL2
+LDFLAGS := -lSDL2 -lSDL2_ttf
+
+vhf_installer_screen: vhf_installer_screen.o
+	$(CC) -o $@ $< $(LDFLAGS)
+
+clean:
+	$(RM) vhf_installer_screen.o
+
+distclean: clean
+	$(RM) vhf_installer_screen
+	$(RM) -r steamlink

build_steamlink.sh

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+#!/bin/bash
+#
+
+TOP=$(cd `dirname "${BASH_SOURCE[0]}"` && pwd)
+if [ "${MARVELL_SDK_PATH}" = "" ]; then
+	MARVELL_SDK_PATH="$(cd "${TOP}/../.." && pwd)"
+fi
+if [ "${MARVELL_ROOTFS}" = "" ]; then
+	source "${MARVELL_SDK_PATH}/setenv.sh" || exit 1
+fi
+cd "${TOP}"
+
+make $MAKE_J || exit 2
+
+export DESTDIR="${PWD}/steamlink/apps/VirtualHereFreeInstaller"
+
+# Copy the files to the app directory
+mkdir -p "${DESTDIR}"
+cp -v -r res/ "${DESTDIR}"
+cp -v install.sh "${DESTDIR}"
+cp -v vhf_installer_screen "${DESTDIR}"
+cp -v icon.png "${DESTDIR}"
+
+# Create the table of contents and icon
+cat >"${DESTDIR}/toc.txt" <<__EOF__
+name=VirtualHereFree Installer
+icon=icon.png
+run=install.sh
+__EOF__
+
+# Pack it up
+name=$(basename ${DESTDIR})
+pushd "$(dirname ${DESTDIR})"
+tar zcvf $name.tgz $name || exit 3
+rm -rf $name
+popd
+
+# All done!
+echo "Build complete!"
+echo
+echo "Put the steamlink folder onto a USB drive, insert it into your Steam Link, and cycle the power to install."

install.sh

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+#!/bin/sh
+
+bail () {
+  pkill vhf_installer_screen
+  exit 1
+}
+
+./vhf_installer_screen &
+
+echo "Downloading free VirtualHere server binary..."
+mkdir -p /mnt/config/overlay/usr/local/bin/
+wget https://virtualhere.com/sites/default/files/usbserver/vhusbdarm -O /mnt/config/overlay/usr/local/bin/vhusbdarm
+if [ $? -ne 0 ]; then
+  echo "ERROR: Download failed."
+  bail
+fi
+chmod 755 /mnt/config/overlay/usr/local/bin/vhusbdarm
+
+echo "Deploying VirtualHereFree server startup script..."
+mkdir -p /mnt/config/overlay/etc/init.d/startup/
+cp res/S98virtualherefree /mnt/config/overlay/etc/init.d/startup/S98virtualherefree
+
+echo "Deploying VirtualHereFree server watchdog..."
+mkdir -p /mnt/config/overlay/usr/local/bin/
+cp res/vhfwatchdog /mnt/config/overlay/usr/local/bin/vhfwatchdog
+
+if [ -f /mnt/config/system/virtualherefree_config.ini ]; then
+  echo "VirtualHereFree server config already exists. Not overwriting."
+else
+  echo "Deploying default VirtualHereFree server config..."
+  cp res/virtualherefree_config.ini /mnt/config/system/virtualherefree_config.ini
+fi
+
+echo "Enabling VirtualHereFree server..."
+touch /mnt/config/system/virtualherefree_enabled.txt
+
+echo "Rebooting device..."
+/etc/init.d/reboot.sh &

res/S98virtualherefree

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+#!/bin/sh
+
+if [ -f /mnt/config/system/virtualherefree_enabled.txt ]; then
+  /usr/local/bin/vhfwatchdog &
+fi

res/vhfwatchdog

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+#!/bin/sh
+
+check_vh() {
+  if [ $(pidof streaming_client | wc -l) -eq 0 ] && [ $(pidof vhusbdarm | wc -l) -gt 0 ]; then
+    echo "Streaming connection ended, stopping VirtualHereFree server..."
+    pkill vhusbdarm
+    sleep 10
+  elif [ $(pidof streaming_client | wc -l) -gt 0 ] && [ $(pidof vhusbdarm | wc -l) -eq 0 ]; then
+    echo "Streaming connection established, starting VirtualHereFree server..."
+    /usr/local/bin/vhusbdarm -c /mnt/config/system/virtualherefree_config.ini -b
+    sleep 2
+  fi
+}
+
+while true; do
+  check_vh
+  sleep 3
+done

res/virtualherefree_config.ini

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+;; https://virtualhere.com/configuration_faq
+
+ServerName=$HOSTNAME$
+;UseAVAHI=0
+;CompressionLimit=384
+;IgnoredDevices=
+;IgnoredBuses=
+;AllowedDevice=
+;AutoAttachToKernel=1
+;ClaimPorts=0
+;PingInterval=4
+;PingTimeout=9
+;ControlTimeout=3
+;UseAvahiServiceFile=0
+;ReverseClients=
+;ReverseClientsRetryPeriod=15

vhf_installer_screen.c

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+#include <stdlib.h>
+#include <stdio.h>
+#include <time.h>
+
+#include "SDL.h"
+#include "SDL_ttf.h"
+
+#define TEXT_MARGIN 40
+#define FONT "res/sans.ttf"
+#define FONTSIZE 24
+
+void get_text(SDL_Renderer *renderer, int x, int y, char *text, TTF_Font *font, SDL_Color textColor,
+        SDL_Texture **texture, SDL_Rect *rect) {
+    int text_width;
+    int text_height;
+    SDL_Surface *surface;
+
+    surface = TTF_RenderText_Solid(font, text, textColor);
+    *texture = SDL_CreateTextureFromSurface(renderer, surface);
+    text_width = surface->w;
+    text_height = surface->h;
+    SDL_FreeSurface(surface);
+    rect->x = x;
+    rect->y = y;
+    rect->w = text_width;
+    rect->h = text_height;
+}
+
+int main(int argc, char *argv[])
+{
+    SDL_DisplayMode displaymode;
+    SDL_Renderer *renderer;
+    SDL_Window *window;
+    SDL_Surface *surface;
+    SDL_Texture *texture1, *texture2;
+    SDL_Rect textbox1, textbox2;
+    SDL_Event event;
+
+    if (SDL_Init(SDL_INIT_VIDEO) < 0) {
+        SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Couldn't initialize SDL: %s", SDL_GetError());
+        return EXIT_FAILURE;
+    }
+
+    if (SDL_GetCurrentDisplayMode(0, &displaymode) < 0) {
+        SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Couldn't get displaymode: %s", SDL_GetError());
+        return EXIT_FAILURE;
+    }
+
+    if (SDL_CreateWindowAndRenderer(displaymode.w, displaymode.h, 0, &window, &renderer) < 0) {
+        SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Couldn't create window and renderer: %s", SDL_GetError());
+        return EXIT_FAILURE;
+    }
+    SDL_ShowCursor(SDL_DISABLE);
+
+    if (TTF_Init() < 0) {
+        SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Couldn't initialize TTF library: %s", SDL_GetError());
+        return EXIT_FAILURE;
+    }
+
+    TTF_Font* font = TTF_OpenFont(FONT, FONTSIZE);
+    if (!font) {
+        SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Couldn't load font: %s", SDL_GetError());
+        return EXIT_FAILURE;
+    }
+
+    SDL_Color textColorHeader = {255, 0, 0, 0};
+    SDL_Color textColor = {255, 255, 255, 0};
+
+    get_text(renderer, TEXT_MARGIN, TEXT_MARGIN, "VirtualHereFree installer by milaq", font, textColorHeader, &texture1, &textbox1);
+    get_text(renderer, TEXT_MARGIN, textbox1.y + 2 * textbox1.h, "Installing, please wait...", font, textColor, &texture2, &textbox2);
+
+    SDL_FreeSurface(surface);
+
+    while (1) {
+        SDL_PollEvent(&event);
+        if (event.type == SDL_QUIT) {
+            break;
+        }
+        SDL_SetRenderDrawColor(renderer, 0, 0, 0, 0);
+        SDL_RenderClear(renderer);
+
+        SDL_RenderCopy(renderer, texture1, NULL, &textbox1);
+        SDL_RenderCopy(renderer, texture2, NULL, &textbox2);
+
+        SDL_RenderPresent(renderer);
+    }
+
+    SDL_DestroyTexture(texture1);
+    SDL_DestroyTexture(texture2);
+    TTF_Quit();
+
+    SDL_DestroyRenderer(renderer);
+    SDL_DestroyWindow(window);
+
+    SDL_Quit();
+
+    return EXIT_SUCCESS;
+}