cross-compile

app/deps/.gitignore

@@ -0,0 +1,2 @@
+/data
+/target-*

app/deps/src/build-ffmpeg.sh

@@ -0,0 +1,64 @@
+#!/usr/bin/env bash
+. init_deps
+
+VERSION=5.0.1
+FILENAME=ffmpeg-$VERSION.tar.xz
+
+URL=http://ffmpeg.org/releases/ffmpeg-$VERSION.tar.xz
+SHA256SUM=ef2efae259ce80a240de48ec85ecb062cecca26e4352ffb3fda562c21a93007b
+
+DEP_DIR="$DATA_DIR/ffmpeg-$VERSION-$SHA256SUM"
+
+if [[ ! -d "$DEP_DIR" ]]
+then
+    get_file "$URL" "$FILENAME" "$SHA256SUM"
+
+    mkdir "$DEP_DIR"
+    cd "$DEP_DIR"
+
+    tar xvf "../$FILENAME"
+else
+    echo "$DEP_DIR found"
+    cd "$DEP_DIR"
+fi
+
+cd "ffmpeg-$VERSION"
+rm -rf "build-$HOST"
+mkdir "build-$HOST"
+cd "build-$HOST"
+
+params=(
+    --prefix="$INSTALL_DIR"
+    --arch="$ARCH"
+    --disable-autodetect
+    --disable-programs
+    --disable-everything
+    --disable-doc
+    --disable-swresample
+    --disable-swscale
+    --disable-avfilter
+    --disable-postproc
+    --disable-static
+    --enable-shared
+    --enable-decoder=h264
+    --enable-decoder=png
+    --enable-muxer=mp4
+    --enable-muxer=matroska
+)
+
+case "$HOST_SYSTEM" in
+    linux)
+        params+=(--enable-libv4l2)
+        ;;
+    windows)
+        params+=(--target-os=mingw32)
+        params+=(--cross-prefix="$HOST-")
+        ;;
+    *)
+        fail "Unsupported platform: $HOST"
+        ;;
+esac
+
+../configure "${params[@]}"
+make -j $NJOBS
+make install

app/deps/src/init_deps

@@ -0,0 +1,56 @@
+set -e
+
+# The caller must set the following environment variable
+#  - $HOST (e.g. "x86_64-linux-gnu")
+#  - $HOST_SYSTEM ("linux", "windows", "apple"), for scripts convenience
+
+fail() {
+    echo "$1" >&2
+    exit 1
+}
+
+[[ -z "$HOST" ]] && fail '$HOST not defined'
+
+if [[ "$HOST" == *linux* ]]
+then
+    HOST_SYSTEM='linux'
+elif [[ "$HOST" == *mingw* ]]
+then
+    HOST_SYSTEM='windows'
+else
+    fail "Host system could not be deduced from '$HOST'"
+fi
+
+ARCH="${HOST%%-*}"
+[[ -z "$ARCH" ]] && fail "Arch could not be deduced from '$HOST'"
+
+DIR=$(dirname ${BASH_SOURCE[0]})
+cd "$DIR"
+
+DATA_DIR=$(realpath ../data)
+INSTALL_DIR=$(realpath ../target-"$HOST")
+NJOBS=$(grep -c ^processor /proc/cpuinfo)
+
+mkdir -p "$DATA_DIR"
+cd "$DATA_DIR"
+
+checksum() {
+    local file="$1"
+    local sum="$2"
+    echo "$file: verifying checksum..."
+    echo "$sum  $file" | sha256sum -c
+}
+
+get_file() {
+    local url="$1"
+    local file="$2"
+    local sum="$3"
+    if [[ -f "$file" ]]
+    then
+        echo "$file: found"
+    else
+        echo "$file: not found, downloading..."
+        wget "$url" -O "$file"
+    fi
+    checksum "$file" "$sum"
+}

app/meson.build

@@ -188,7 +188,7 @@ conf.set_quoted('SCRCPY_VERSION', meson.project_version())
 # the prefix used during configuration (meson --prefix=PREFIX)
 conf.set_quoted('PREFIX', get_option('prefix'))
 
-# build a "portable" version (with scrcpy-server.apk accessible from the same
+# build a "portable" version (with scrcpy-server accessible from the same
 # directory as the executable)
 conf.set('PORTABLE', get_option('portable'))
 

app/src/adb/adb.c

@@ -329,17 +329,6 @@ sc_adb_install(struct sc_intr *intr, const char *serial, const char *local,
     return process_check_success_intr(intr, pid, "adb install", flags);
 }
 
-bool
-sc_adb_uninstall(struct sc_intr *intr, const char *serial, const char *pkg,
-                 unsigned flags) {
-    assert(serial);
-    const char *const argv[] =
-        SC_ADB_COMMAND("-s", serial, "uninstall", pkg);
-
-    sc_pid pid = sc_adb_execute(argv, flags);
-    return process_check_success_intr(intr, pid, "adb uninstall", flags);
-}
-
 bool
 sc_adb_tcpip(struct sc_intr *intr, const char *serial, uint16_t port,
              unsigned flags) {
@@ -445,7 +434,6 @@ sc_adb_list_devices(struct sc_intr *intr, unsigned flags,
              "Please report an issue.");
         return false;
     }
-#undef BUFSIZE
 
     // It is parsed as a NUL-terminated string
     buf[r] = '\0';
@@ -722,101 +710,5 @@ sc_adb_get_device_ip(struct sc_intr *intr, const char *serial, unsigned flags) {
     // It is parsed as a NUL-terminated string
     buf[r] = '\0';
 
-    return sc_adb_parse_device_ip(buf);
-}
-
-char *
-sc_adb_get_installed_apk_path(struct sc_intr *intr, const char *serial,
-                              unsigned flags) {
-    assert(serial);
-    const char *const argv[] =
-        SC_ADB_COMMAND("-s", serial, "shell", "pm", "list", "package", "-f",
-                       SC_ANDROID_PACKAGE);
-
-    sc_pipe pout;
-    sc_pid pid = sc_adb_execute_p(argv, flags, &pout);
-    if (pid == SC_PROCESS_NONE) {
-        LOGD("Could not execute \"pm list packages\"");
-        return NULL;
-    }
-
-    // "pm list packages -f <package>" output should contain only one line, so
-    // the output should be short
-    char buf[1024];
-    ssize_t r = sc_pipe_read_all_intr(intr, pid, pout, buf, sizeof(buf) - 1);
-    sc_pipe_close(pout);
-
-    bool ok = process_check_success_intr(intr, pid, "pm list packages", flags);
-    if (!ok) {
-        return NULL;
-    }
-
-    if (r == -1) {
-        return NULL;
-    }
-
-    assert((size_t) r < sizeof(buf));
-    if (r == sizeof(buf) - 1)  {
-        // The implementation assumes that the output of "pm list packages"
-        // fits in the buffer in a single pass
-        LOGW("Result of \"pm list package\" does not fit in 1Kb. "
-             "Please report an issue.");
-        return NULL;
-    }
-
-    // It is parsed as a NUL-terminated string
-    buf[r] = '\0';
-
-    return sc_adb_parse_installed_apk_path(buf);
-}
-
-char *
-sc_adb_get_installed_apk_version(struct sc_intr *intr, const char *serial,
-                                 unsigned flags) {
-    assert(serial);
-    const char *const argv[] =
-        SC_ADB_COMMAND("-s", serial, "shell", "dumpsys", "package",
-                       SC_ANDROID_PACKAGE);
-
-    sc_pipe pout;
-    sc_pid pid = sc_adb_execute_p(argv, flags, &pout);
-    if (pid == SC_PROCESS_NONE) {
-        LOGD("Could not execute \"dumpsys package\"");
-        return NULL;
-    }
-
-    // "dumpsys package" output can be huge (e.g. 16k), but versionName is at
-    // the beginning, typically in the first 1024 bytes (64k should be enough
-    // for the whole output anyway)
-#define BUFSIZE 65536
-    char *buf = malloc(BUFSIZE);
-    if (!buf) {
-        return false;
-    }
-    ssize_t r = sc_pipe_read_all_intr(intr, pid, pout, buf, BUFSIZE - 1);
-    sc_pipe_close(pout);
-
-    bool ok = process_check_success_intr(intr, pid, "dumpsys package", flags);
-    if (!ok) {
-        free(buf);
-        return NULL;
-    }
-
-    if (r == -1) {
-        free(buf);
-        return NULL;
-    }
-
-    assert((size_t) r < BUFSIZE);
-#undef BUFSIZE
-    // if r == sizeof(buf), then the output is truncated, but we don't care,
-    // versionName is at the beginning in practice, and is unlikely to be
-    // truncated at 64k
-
-    // It is parsed as a NUL-terminated string
-    buf[r] = '\0';
-
-    char *version = sc_adb_parse_installed_apk_version(buf);
-    free(buf);
-    return version;
+    return sc_adb_parse_device_ip_from_output(buf);
 }

app/src/adb/adb.h

@@ -15,8 +15,6 @@
 
 #define SC_ADB_SILENT (SC_ADB_NO_STDOUT | SC_ADB_NO_STDERR | SC_ADB_NO_LOGERR)
 
-#define SC_ANDROID_PACKAGE "com.genymobile.scrcpy"
-
 const char *
 sc_adb_get_executable(void);
 
@@ -66,10 +64,6 @@ bool
 sc_adb_install(struct sc_intr *intr, const char *serial, const char *local,
                unsigned flags);
 
-bool
-sc_adb_uninstall(struct sc_intr *intr, const char *serial, const char *pkg,
-                 unsigned flags);
-
 /**
  * Execute `adb tcpip <port>`
  */
@@ -120,18 +114,4 @@ sc_adb_getprop(struct sc_intr *intr, const char *serial, const char *prop,
 char *
 sc_adb_get_device_ip(struct sc_intr *intr, const char *serial, unsigned flags);
 
-/**
- * Return the path of the installed APK for com.genymobile.scrcpy (if any)
- */
-char *
-sc_adb_get_installed_apk_path(struct sc_intr *intr, const char *serial,
-                              unsigned flags);
-
-/**
- * Return the version of the installed APK for com.genymobile.scrcpy (if any)
- */
-char *
-sc_adb_get_installed_apk_version(struct sc_intr *intr, const char *serial,
-                                 unsigned flags);
-
 #endif

app/src/adb/adb_parser.c

@@ -199,7 +199,7 @@ sc_adb_parse_device_ip_from_line(char *line) {
 }
 
 char *
-sc_adb_parse_device_ip(char *str) {
+sc_adb_parse_device_ip_from_output(char *str) {
     size_t idx_line = 0;
     while (str[idx_line] != '\0') {
         char *line = &str[idx_line];
@@ -225,62 +225,3 @@ sc_adb_parse_device_ip(char *str) {
 
     return NULL;
 }
-
-char *
-sc_adb_parse_installed_apk_path(char *str) {
-    // str is expected to look like:
-    // "package:/data/app/.../base.apk=com.genymobile.scrcpy"
-    //          ^^^^^^^^^^^^^^^^^^^^^^
-    // We want to extract the path (which may contain '=', even in practice)
-
-    if (strncmp(str, "package:", 8)) {
-        // Does not start with "package:"
-        return NULL;
-    }
-
-    char *s = str + 8;
-    size_t len = strcspn(s, " \r\n");
-    s[len] = '\0';
-
-    char *p = strrchr(s, '=');
-    if (!p) {
-        // No '=' found
-        return NULL;
-    }
-
-    // Truncate at the last '='
-    *p = '\0';
-
-    return strdup(s);
-}
-
-char *
-sc_adb_parse_installed_apk_version(const char *str) {
-    // str is the (beginning of the) output of `dumpsys package`
-    // We want to extract the version string from a line starting with 4 spaces
-    // then `versionName=` then the version string.
-
-#define VERSION_NAME_PREFIX "\n    versionName="
-    char *s = strstr(str, VERSION_NAME_PREFIX);
-    if (!s) {
-        // Not found
-        return NULL;
-    }
-
-    s+= sizeof(VERSION_NAME_PREFIX) - 1;
-
-    size_t len = strspn(s, "0123456789.");
-    if (!len) {
-        LOGW("Unexpected version name with no value");
-        return NULL;
-    }
-
-    char *version = malloc(len + 1);
-    if (!version) {
-        return NULL;
-    }
-
-    memcpy(version, s, len);
-    version[len] = '\0';
-    return version;
-}

app/src/adb/adb_parser.h

@@ -25,26 +25,6 @@ sc_adb_parse_devices(char *str, struct sc_vec_adb_devices *out_vec);
  * Warning: this function modifies the buffer for optimization purposes.
  */
 char *
-sc_adb_parse_device_ip(char *str);
-
-/**
- * Parse the package path from the output of
- * `adb shell pm list packages -f <package>`
- *
- * The parameter must be a NUL-terminated string.
- *
- * Warning: this function modifies the buffer for optimization purposes.
- */
-char *
-sc_adb_parse_installed_apk_path(char *str);
-
-/**
- * Parse the package version from the output of
- * `adb shell dumpsys package <package>`
- *
- * The parameter must be a NUL-terminated string.
- */
-char *
-sc_adb_parse_installed_apk_version(const char *str);
+sc_adb_parse_device_ip_from_output(char *str);
 
 #endif

app/src/cli.c

@@ -57,8 +57,6 @@
 #define OPT_NO_CLEANUP             1037
 #define OPT_PRINT_FPS              1038
 #define OPT_NO_POWER_ON            1039
-#define OPT_INSTALL                1040
-#define OPT_REINSTALL              1041
 
 struct sc_option {
     char shortopt;
@@ -209,12 +207,6 @@ static const struct sc_option options[] = {
         .longopt = "help",
         .text = "Print this help.",
     },
-    {
-        .longopt_id = OPT_INSTALL,
-        .longopt = "install",
-        .text = "Install the server (via 'adb install') instead of just "
-                "pushing it (via 'adb push').",
-    },
     {
         .longopt_id = OPT_LEGACY_PASTE,
         .longopt = "legacy-paste",
@@ -386,13 +378,6 @@ static const struct sc_option options[] = {
         .argdesc = "format",
         .text = "Force recording format (either mp4 or mkv).",
     },
-    {
-        .longopt_id = OPT_REINSTALL,
-        .longopt = "reinstall",
-        .text = "Reinstall the server (via 'adb install'), even if the correct "
-                "version is already installed.\n"
-                "Implies --install.",
-    },
     {
         .longopt_id = OPT_RENDER_DRIVER,
         .longopt = "render-driver",
@@ -1625,13 +1610,6 @@ parse_args_with_getopt(struct scrcpy_cli_args *args, int argc, char *argv[],
             case OPT_PRINT_FPS:
                 opts->start_fps_counter = true;
                 break;
-            case OPT_INSTALL:
-                opts->install = true;
-                break;
-            case OPT_REINSTALL:
-                opts->install = true;
-                opts->reinstall = true;
-                break;
             case OPT_OTG:
 #ifdef HAVE_USB
                 opts->otg = true;

app/src/options.c

@@ -65,6 +65,4 @@ const struct scrcpy_options scrcpy_options_default = {
     .cleanup = true,
     .start_fps_counter = false,
     .power_on = true,
-    .install = false,
-    .reinstall = false,
 };

app/src/options.h

@@ -140,8 +140,6 @@ struct scrcpy_options {
     bool cleanup;
     bool start_fps_counter;
     bool power_on;
-    bool install;
-    bool reinstall;
 };
 
 extern const struct scrcpy_options scrcpy_options_default;

app/src/scrcpy.c

@@ -325,8 +325,6 @@ scrcpy(struct scrcpy_options *options) {
         .tcpip_dst = options->tcpip_dst,
         .cleanup = options->cleanup,
         .power_on = options->power_on,
-        .install = options->install,
-        .reinstall = options->reinstall,
     };
 
     static const struct sc_server_callbacks cbs = {

app/src/server.c

@@ -14,11 +14,10 @@
 #include "util/process_intr.h"
 #include "util/str.h"
 
-#define SC_SERVER_FILENAME "scrcpy-server.apk"
-#define SC_SERVER_PACKAGE "com.genymobile.scrcpy"
+#define SC_SERVER_FILENAME "scrcpy-server"
 
 #define SC_SERVER_PATH_DEFAULT PREFIX "/share/scrcpy/" SC_SERVER_FILENAME
-#define SC_DEVICE_SERVER_PATH "/data/local/tmp/scrcpy-server.apk"
+#define SC_DEVICE_SERVER_PATH "/data/local/tmp/scrcpy-server.jar"
 
 static char *
 get_server_path(void) {
@@ -105,10 +104,7 @@ error:
 }
 
 static bool
-push_server(struct sc_intr *intr, const char *serial, bool install,
-            bool reinstall) {
-    assert(install || !reinstall); // reinstall implies install
-
+push_server(struct sc_intr *intr, const char *serial) {
     char *server_path = get_server_path();
     if (!server_path) {
         return false;
@@ -118,28 +114,7 @@ push_server(struct sc_intr *intr, const char *serial, bool install,
         free(server_path);
         return false;
     }
-    bool ok;
-
-    if (install) {
-        char *version = sc_adb_get_installed_apk_version(intr, serial, 0);
-        bool same_version = version && !strcmp(version, SCRCPY_VERSION);
-        free(version);
-        if (!reinstall && same_version) {
-            LOGI("Server " SCRCPY_VERSION " already installed");
-            ok = true;
-        } else {
-            LOGI("Installing server " SCRCPY_VERSION);
-            // If a server with a different signature is installed, or if a
-            // newer server is already installed, we must uninstall it first.
-            ok = sc_adb_uninstall(intr, serial, SC_SERVER_PACKAGE,
-                                  SC_ADB_SILENT);
-            (void) ok; // expected to fail if it is not installed
-            ok = sc_adb_install(intr, serial, server_path, 0);
-        }
-    } else {
-        ok = sc_adb_push(intr, serial, server_path, SC_DEVICE_SERVER_PATH, 0);
-    }
-
+    bool ok = sc_adb_push(intr, serial, server_path, SC_DEVICE_SERVER_PATH, 0);
     free(server_path);
     return ok;
 }
@@ -177,38 +152,6 @@ sc_server_sleep(struct sc_server *server, sc_tick deadline) {
     return !stopped;
 }
 
-static char *
-get_classpath_cmd(struct sc_intr *intr, const char *serial, bool install) {
-    if (!install) {
-        // In push mode, the path is known statically
-        char *cp = strdup("CLASSPATH=" SC_DEVICE_SERVER_PATH);
-        if (!cp) {
-            LOG_OOM();
-        }
-        return cp;
-    }
-
-    char *apk_path = sc_adb_get_installed_apk_path(intr, serial, 0);
-    if (!apk_path) {
-        LOGE("Could not get device apk path");
-        return NULL;
-    }
-
-#define PREFIX_SIZE (sizeof("CLASSPATH=") - 1)
-    size_t len = strlen(apk_path);
-    char *cp = malloc(PREFIX_SIZE + len + 1);
-    if (!cp) {
-        LOG_OOM();
-        free(apk_path);
-        return NULL;
-    }
-
-    memcpy(cp, "CLASSPATH=", PREFIX_SIZE);
-    memcpy(cp + PREFIX_SIZE, apk_path, len + 1);
-    free(apk_path);
-    return cp;
-}
-
 static sc_pid
 execute_server(struct sc_server *server,
                const struct sc_server_params *params) {
@@ -217,20 +160,13 @@ execute_server(struct sc_server *server,
     const char *serial = server->serial;
     assert(serial);
 
-    char *classpath = get_classpath_cmd(&server->intr, serial, params->install);
-    if (!classpath) {
-        return SC_PROCESS_NONE;
-    }
-
-    LOGD("Using %s", classpath);
-
     const char *cmd[128];
     unsigned count = 0;
     cmd[count++] = sc_adb_get_executable();
     cmd[count++] = "-s";
     cmd[count++] = serial;
     cmd[count++] = "shell";
-    cmd[count++] = classpath;
+    cmd[count++] = "CLASSPATH=" SC_DEVICE_SERVER_PATH;
     cmd[count++] = "app_process";
 
 #ifdef SERVER_DEBUGGER
@@ -316,8 +252,6 @@ execute_server(struct sc_server *server,
         // By default, power_on is true
         ADD_PARAM("power_on=false");
     }
-    // TODO ADD_PARAM("install=…");
-    // The server must not rm in /data/local/tmp if installed
 
 #undef ADD_PARAM
 
@@ -338,8 +272,6 @@ execute_server(struct sc_server *server,
     pid = sc_adb_execute(cmd, 0);
 
 end:
-    free(classpath);
-
     for (unsigned i = dyn_idx; i < count; ++i) {
         free((char *) cmd[i]);
     }
@@ -823,9 +755,8 @@ run_server(void *data) {
     assert(serial);
     LOGD("Device serial: %s", serial);
 
-    ok = push_server(&server->intr, serial, params->install, params->reinstall);
+    ok = push_server(&server->intr, serial);
     if (!ok) {
-        LOGE("Failed to push server");
         goto error_connection_failed;
     }
 

app/src/server.h

@@ -48,8 +48,6 @@ struct sc_server_params {
     bool select_tcpip;
     bool cleanup;
     bool power_on;
-    bool install;
-    bool reinstall;
 };
 
 struct sc_server {

app/src/stream.h

@@ -0,0 +1,51 @@
+#ifndef STREAM_H
+#define STREAM_H
+
+#include "common.h"
+
+#include <stdbool.h>
+#include <stdint.h>
+#include <libavcodec/avcodec.h>
+#include <libavformat/avformat.h>
+
+#include "trait/packet_sink.h"
+#include "util/net.h"
+#include "util/thread.h"
+
+#define STREAM_MAX_SINKS 2
+
+struct stream {
+    sc_socket socket;
+    sc_thread thread;
+
+    struct sc_packet_sink *sinks[STREAM_MAX_SINKS];
+    unsigned sink_count;
+
+    AVCodecContext *codec_ctx;
+    AVCodecParserContext *parser;
+    // successive packets may need to be concatenated, until a non-config
+    // packet is available
+    AVPacket *pending;
+
+    const struct stream_callbacks *cbs;
+    void *cbs_userdata;
+};
+
+struct stream_callbacks {
+    void (*on_eos)(struct stream *stream, void *userdata);
+};
+
+void
+stream_init(struct stream *stream, sc_socket socket,
+            const struct stream_callbacks *cbs, void *cbs_userdata);
+
+void
+stream_add_sink(struct stream *stream, struct sc_packet_sink *sink);
+
+bool
+stream_start(struct stream *stream);
+
+void
+stream_join(struct stream *stream);
+
+#endif

app/tests/test_adb_parser.c

@@ -5,7 +5,7 @@
 #include "adb/adb_device.h"
 #include "adb/adb_parser.h"
 
-static void test_adb_devices(void) {
+static void test_adb_devices() {
     char output[] =
         "List of devices attached\n"
         "0123456789abcdef	device usb:2-1 product:MyProduct model:MyModel "
@@ -31,7 +31,7 @@ static void test_adb_devices(void) {
     sc_adb_devices_destroy(&vec);
 }
 
-static void test_adb_devices_cr(void) {
+static void test_adb_devices_cr() {
     char output[] =
         "List of devices attached\r\n"
         "0123456789abcdef	device usb:2-1 product:MyProduct model:MyModel "
@@ -57,7 +57,7 @@ static void test_adb_devices_cr(void) {
     sc_adb_devices_destroy(&vec);
 }
 
-static void test_adb_devices_daemon_start(void) {
+static void test_adb_devices_daemon_start() {
     char output[] =
         "* daemon not running; starting now at tcp:5037\n"
         "* daemon started successfully\n"
@@ -78,7 +78,7 @@ static void test_adb_devices_daemon_start(void) {
     sc_adb_devices_destroy(&vec);
 }
 
-static void test_adb_devices_daemon_start_mixed(void) {
+static void test_adb_devices_daemon_start_mixed() {
     char output[] =
         "List of devices attached\n"
         "adb server version (41) doesn't match this client (39); killing...\n"
@@ -105,7 +105,7 @@ static void test_adb_devices_daemon_start_mixed(void) {
     sc_adb_devices_destroy(&vec);
 }
 
-static void test_adb_devices_without_eol(void) {
+static void test_adb_devices_without_eol() {
     char output[] =
         "List of devices attached\n"
         "0123456789abcdef	device usb:2-1 product:MyProduct model:MyModel "
@@ -124,7 +124,7 @@ static void test_adb_devices_without_eol(void) {
     sc_adb_devices_destroy(&vec);
 }
 
-static void test_adb_devices_without_header(void) {
+static void test_adb_devices_without_header() {
     char output[] =
         "0123456789abcdef	device usb:2-1 product:MyProduct model:MyModel "
             "device:MyDevice transport_id:1\n";
@@ -134,7 +134,7 @@ static void test_adb_devices_without_header(void) {
     assert(!ok);
 }
 
-static void test_adb_devices_corrupted(void) {
+static void test_adb_devices_corrupted() {
     char output[] =
         "List of devices attached\n"
         "corrupted_garbage\n";
@@ -145,7 +145,7 @@ static void test_adb_devices_corrupted(void) {
     assert(vec.size == 0);
 }
 
-static void test_adb_devices_spaces(void) {
+static void test_adb_devices_spaces() {
     char output[] =
         "List of devices attached\n"
         "0123456789abcdef       unauthorized usb:1-4 transport_id:3\n";
@@ -163,132 +163,84 @@ static void test_adb_devices_spaces(void) {
     sc_adb_devices_destroy(&vec);
 }
 
-static void test_get_ip_single_line(void) {
+static void test_get_ip_single_line() {
     char ip_route[] = "192.168.1.0/24 dev wlan0  proto kernel  scope link  src "
                       "192.168.12.34\r\r\n";
 
-    char *ip = sc_adb_parse_device_ip(ip_route);
+    char *ip = sc_adb_parse_device_ip_from_output(ip_route);
     assert(ip);
     assert(!strcmp(ip, "192.168.12.34"));
     free(ip);
 }
 
-static void test_get_ip_single_line_without_eol(void) {
+static void test_get_ip_single_line_without_eol() {
     char ip_route[] = "192.168.1.0/24 dev wlan0  proto kernel  scope link  src "
                       "192.168.12.34";
 
-    char *ip = sc_adb_parse_device_ip(ip_route);
+    char *ip = sc_adb_parse_device_ip_from_output(ip_route);
     assert(ip);
     assert(!strcmp(ip, "192.168.12.34"));
     free(ip);
 }
 
-static void test_get_ip_single_line_with_trailing_space(void) {
+static void test_get_ip_single_line_with_trailing_space() {
     char ip_route[] = "192.168.1.0/24 dev wlan0  proto kernel  scope link  src "
                       "192.168.12.34 \n";
 
-    char *ip = sc_adb_parse_device_ip(ip_route);
+    char *ip = sc_adb_parse_device_ip_from_output(ip_route);
     assert(ip);
     assert(!strcmp(ip, "192.168.12.34"));
     free(ip);
 }
 
-static void test_get_ip_multiline_first_ok(void) {
+static void test_get_ip_multiline_first_ok() {
     char ip_route[] = "192.168.1.0/24 dev wlan0  proto kernel  scope link  src "
                       "192.168.1.2\r\n"
                       "10.0.0.0/24 dev rmnet  proto kernel  scope link  src "
                       "10.0.0.2\r\n";
 
-    char *ip = sc_adb_parse_device_ip(ip_route);
+    char *ip = sc_adb_parse_device_ip_from_output(ip_route);
     assert(ip);
     assert(!strcmp(ip, "192.168.1.2"));
     free(ip);
 }
 
-static void test_get_ip_multiline_second_ok(void) {
+static void test_get_ip_multiline_second_ok() {
     char ip_route[] = "10.0.0.0/24 dev rmnet  proto kernel  scope link  src "
                       "10.0.0.3\r\n"
                       "192.168.1.0/24 dev wlan0  proto kernel  scope link  src "
                       "192.168.1.3\r\n";
 
-    char *ip = sc_adb_parse_device_ip(ip_route);
+    char *ip = sc_adb_parse_device_ip_from_output(ip_route);
     assert(ip);
     assert(!strcmp(ip, "192.168.1.3"));
     free(ip);
 }
 
-static void test_get_ip_no_wlan(void) {
+static void test_get_ip_no_wlan() {
     char ip_route[] = "192.168.1.0/24 dev rmnet  proto kernel  scope link  src "
                       "192.168.12.34\r\r\n";
 
-    char *ip = sc_adb_parse_device_ip(ip_route);
+    char *ip = sc_adb_parse_device_ip_from_output(ip_route);
     assert(!ip);
 }
 
-static void test_get_ip_no_wlan_without_eol(void) {
+static void test_get_ip_no_wlan_without_eol() {
     char ip_route[] = "192.168.1.0/24 dev rmnet  proto kernel  scope link  src "
                       "192.168.12.34";
 
-    char *ip = sc_adb_parse_device_ip(ip_route);
+    char *ip = sc_adb_parse_device_ip_from_output(ip_route);
     assert(!ip);
 }
 
-static void test_get_ip_truncated(void) {
+static void test_get_ip_truncated() {
     char ip_route[] = "192.168.1.0/24 dev rmnet  proto kernel  scope link  src "
                       "\n";
 
-    char *ip = sc_adb_parse_device_ip(ip_route);
+    char *ip = sc_adb_parse_device_ip_from_output(ip_route);
     assert(!ip);
 }
 
-static void test_apk_path(void) {
-    char str[] = "package:/data/app/~~71mguyc6p-kNjQdNaNkToA==/com.genymobile."
-                 "scrcpy-l6fiqqUSU7Ok7QLg-rIyJA==/base.apk=com.genymobile."
-                 "scrcpy\n";
-
-    const char *expected = "/data/app/~~71mguyc6p-kNjQdNaNkToA==/com.genymobile"
-                           ".scrcpy-l6fiqqUSU7Ok7QLg-rIyJA==/base.apk";
-    char *path = sc_adb_parse_installed_apk_path(str);
-    assert(!strcmp(path, expected));
-    free(path);
-}
-
-static void test_apk_path_invalid(void) {
-    // Does not start with "package:"
-    char str[] = "garbage:/data/app/~~71mguyc6p-kNjQdNaNkToA==/com.genymobile."
-                 "scrcpy-l6fiqqUSU7Ok7QLg-rIyJA==/base.apk=com.genymobile."
-                 "scrcpy\n";
-
-    char *path = sc_adb_parse_installed_apk_path(str);
-    assert(!path);
-}
-
-static void test_apk_version(void) {
-    char str[] =
-        "Key Set Manager:\n"
-        "  [com.genymobile.scrcpy]\n"
-        "      Signing KeySets: 128\n"
-        "\n"
-        "Packages:\n"
-        "  Package [com.genymobile.scrcpy] (89abcdef):\n"
-        "    userId=12345\n"
-        "    pkg=Package{012345 com.genymobile.scrcpy}\n"
-        "    codePath=/data/app/~~abcdef==/com.genymobile.scrcpy-012345==\n"
-        "    resourcePath=/data/app/~~abcdef==/com.genymobile.scrcpy-013245==\n"
-        "    primaryCpuAbi=null\n"
-        "    secondaryCpuAbi=null\n"
-        "    versionCode=12400 minSdk=21 targetSdk=31\n"
-        "    versionName=1.24\n"
-        "    splits=[base]\n"
-        "    apkSigningVersion=2\n"
-        "    applicationInfo=ApplicationInfo{012345 com.genymobile.scrcpy}\n";
-
-    const char *expected = "1.24";
-    char *version = sc_adb_parse_installed_apk_version(str);
-    assert(!strcmp(version, expected));
-    free(version);
-}
-
 int main(int argc, char *argv[]) {
     (void) argc;
     (void) argv;
@@ -310,10 +262,4 @@ int main(int argc, char *argv[]) {
     test_get_ip_no_wlan();
     test_get_ip_no_wlan_without_eol();
     test_get_ip_truncated();
-
-    test_apk_path();
-    test_apk_path_invalid();
-    test_apk_version();
-
-    return 0;
 }

run

@@ -21,5 +21,5 @@ then
 fi
 
 SCRCPY_ICON_PATH="app/data/icon.png" \
-SCRCPY_SERVER_PATH="$BUILDDIR/server/scrcpy-server.apk" \
+SCRCPY_SERVER_PATH="$BUILDDIR/server/scrcpy-server" \
 "$BUILDDIR/app/scrcpy" "$@"

server/.gitignore

@@ -6,4 +6,3 @@
 /build
 /captures
 .externalNativeBuild
-/keystore.properties

server/HOWTO_keystore.txt

@@ -1,12 +0,0 @@
-For an APK to be installable, it must be signed: <https://developer.android.com/training/articles/keystore>
-
-For that purpose, create a keystore by executing this command:
-
-    keytool -genkey -v -keystore ~/.android/scrcpy.keystore -keyalg RSA -keysize 2048 -validity 10000 -alias scrcpy -dname cn=scrcpy
-
-(Adapt ~/.android/scrcpy.keystore if you want to generate it to another location.)
-
-Then create server/keystore.properties and edit its properties:
-
-    cp keystore.properties.sample keystore.properties
-    vim keystore.properties  # fill the properties

server/build.gradle

@@ -10,31 +10,16 @@ android {
         versionName "1.24"
         testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
     }
-    signingConfigs {
-        release {
-            // to be defined in server/keystore.properties (see server/HOWTO_keystore.txt)
-            def keystorePropsFile = rootProject.file("server/keystore.properties")
-            if (keystorePropsFile.exists()) {
-                def props = new Properties()
-                props.load(new FileInputStream(keystorePropsFile))
-
-                storeFile rootProject.file(props['storeFile'])
-                storePassword props['storePassword']
-                keyAlias props['keyAlias']
-                keyPassword props['keyPassword']
-            }
-        }
-    }
     buildTypes {
         release {
             minifyEnabled false
             proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
-            signingConfig signingConfigs.release
         }
     }
 }
 
 dependencies {
+    implementation fileTree(dir: 'libs', include: ['*.jar'])
     testImplementation 'junit:junit:4.13.1'
 }
 

server/build_without_gradle.sh

@@ -14,42 +14,13 @@ set -e
 SCRCPY_DEBUG=false
 SCRCPY_VERSION_NAME=1.24
 
-SERVER_DIR="$(realpath $(dirname "$0"))"
-KEYSTORE_PROPERTIES_FILE="$SERVER_DIR/keystore.properties"
-
-if [[ ! -f "$KEYSTORE_PROPERTIES_FILE" ]]
-then
-    echo "The file '$KEYSTORE_PROPERTIES_FILE' does not exist." >&2
-    echo "Please read '$SERVER_DIR/HOWTO_keystore.txt'." >&2
-    exit 1
-fi
-
-declare -A props
-while IFS='=' read -r key value
-do
-    props["$key"]="$value"
-done < "$KEYSTORE_PROPERTIES_FILE"
-
-KEYSTORE_FILE=${props['storeFile']}
-KEYSTORE_PASSWORD=${props['storePassword']}
-KEYSTORE_KEY_ALIAS=${props['keyAlias']}
-KEYSTORE_KEY_PASSWORD=${props['keyPassword']}
-
-if [[ ! -f "$KEYSTORE_FILE" ]]
-then
-    echo "Keystore '$KEYSTORE_FILE' (read from '$KEYSTORE_PROPERTIES_FILE')" \
-         "does not exist." >&2
-    echo "Please read '$SERVER_DIR/HOWTO_keystore.txt'." >&2
-    exit 2
-fi
-
 PLATFORM=${ANDROID_PLATFORM:-31}
 BUILD_TOOLS=${ANDROID_BUILD_TOOLS:-31.0.0}
-BUILD_TOOLS_DIR="$ANDROID_HOME/build-tools/$BUILD_TOOLS"
 
 BUILD_DIR="$(realpath ${BUILD_DIR:-build_manual})"
 CLASSES_DIR="$BUILD_DIR/classes"
-SERVER_BINARY=scrcpy-server.apk
+SERVER_DIR=$(dirname "$0")
+SERVER_BINARY=scrcpy-server
 ANDROID_JAR="$ANDROID_HOME/platforms/android-$PLATFORM/android.jar"
 
 echo "Platform: android-$PLATFORM"
@@ -70,8 +41,9 @@ EOF
 
 echo "Generating java from aidl..."
 cd "$SERVER_DIR/src/main/aidl"
-"$BUILD_TOOLS_DIR/aidl" -o"$CLASSES_DIR" android/view/IRotationWatcher.aidl
-"$BUILD_TOOLS_DIR/aidl" -o"$CLASSES_DIR" \
+"$ANDROID_HOME/build-tools/$BUILD_TOOLS/aidl" -o"$CLASSES_DIR" \
+    android/view/IRotationWatcher.aidl
+"$ANDROID_HOME/build-tools/$BUILD_TOOLS/aidl" -o"$CLASSES_DIR" \
     android/content/IOnPrimaryClipChangedListener.aidl
 
 echo "Compiling java sources..."
@@ -87,15 +59,20 @@ cd "$CLASSES_DIR"
 if [[ $PLATFORM -lt 31 ]]
 then
     # use dx
-    "$BUILD_TOOLS_DIR/dx" --dex --output "$BUILD_DIR/classes.dex" \
+    "$ANDROID_HOME/build-tools/$BUILD_TOOLS/dx" --dex \
+        --output "$BUILD_DIR/classes.dex" \
         android/view/*.class \
         android/content/*.class \
         com/genymobile/scrcpy/*.class \
         com/genymobile/scrcpy/wrappers/*.class
+
+    echo "Archiving..."
     cd "$BUILD_DIR"
+    jar cvf "$SERVER_BINARY" classes.dex
+    rm -rf classes.dex classes
 else
     # use d8
-    "$BUILD_TOOLS_DIR/d8" --classpath "$ANDROID_JAR" \
+    "$ANDROID_HOME/build-tools/$BUILD_TOOLS/d8" --classpath "$ANDROID_JAR" \
         --output "$BUILD_DIR/classes.zip" \
         android/view/*.class \
         android/content/*.class \
@@ -103,24 +80,8 @@ else
         com/genymobile/scrcpy/wrappers/*.class
 
     cd "$BUILD_DIR"
-    unzip -o classes.zip classes.dex  # we need the inner classes.dex
+    mv classes.zip "$SERVER_BINARY"
+    rm -rf classes
 fi
 
-echo "Packaging..."
-# note: if a res directory exists, add: -S "$SERVER_DIR/src/main/res"
-"$BUILD_TOOLS_DIR/aapt" package -f \
-    -M "$SERVER_DIR/src/main/AndroidManifest.xml" \
-    -I "$ANDROID_JAR" \
-    -F "$SERVER_BINARY.unaligned"
-"$BUILD_TOOLS_DIR/aapt" add "$SERVER_BINARY.unaligned" classes.dex
-"$BUILD_TOOLS_DIR/zipalign" -p 4 "$SERVER_BINARY.unaligned" "$SERVER_BINARY"
-rm "$SERVER_BINARY.unaligned"
-
-"$BUILD_TOOLS_DIR/apksigner" sign \
-    --ks "$KEYSTORE_FILE" \
-    --ks-pass "pass:$KEYSTORE_PASSWORD" \
-    --ks-key-alias "$KEYSTORE_KEY_ALIAS" \
-    --key-pass "pass:$KEYSTORE_KEY_PASSWORD" \
-    "$SERVER_BINARY"
-
 echo "Server generated in $BUILD_DIR/$SERVER_BINARY"

server/keystore.properties.sample

@@ -1,4 +0,0 @@
-storeFile=/path/to/your/keystore
-storePassword=PASSWORD
-keyAlias=scrcpy
-keyPassword=PASSWORD

server/meson.build

@@ -6,7 +6,7 @@ if prebuilt_server == ''
                   # gradle is responsible for tracking source changes
                   build_by_default: true,
                   build_always_stale: true,
-                  output: 'scrcpy-server.apk',
+                  output: 'scrcpy-server',
                   command: [find_program('./scripts/build-wrapper.sh'), meson.current_source_dir(), '@OUTPUT@', get_option('buildtype')],
                   console: true,
                   install: true,
@@ -18,7 +18,7 @@ else
     endif
     custom_target('scrcpy-server-prebuilt',
                   input: prebuilt_server,
-                  output: 'scrcpy-server.apk',
+                  output: 'scrcpy-server',
                   command: ['cp', '@INPUT@', '@OUTPUT@'],
                   install: true,
                   install_dir: 'share/scrcpy')

server/scripts/build-wrapper.sh

@@ -25,5 +25,5 @@ then
     cp "$PROJECT_ROOT/build/outputs/apk/debug/server-debug.apk" "$OUTPUT"
 else
     "$GRADLE" -p "$PROJECT_ROOT" assembleRelease
-    cp "$PROJECT_ROOT/build/outputs/apk/release/server-release.apk" "$OUTPUT"
+    cp "$PROJECT_ROOT/build/outputs/apk/release/server-release-unsigned.apk" "$OUTPUT"
 fi

server/src/main/java/com/genymobile/scrcpy/CleanUp.java

@@ -16,7 +16,7 @@ import java.io.IOException;
  */
 public final class CleanUp {
 
-    public static final String SERVER_PATH = "/data/local/tmp/scrcpy-server.apk";
+    public static final String SERVER_PATH = "/data/local/tmp/scrcpy-server.jar";
 
     // A simple struct to be passed from the main process to the cleanup process
     public static class Config implements Parcelable {