meson: Add support for picking backends to include

frida · Mar 5, 2024 · c2560de · c2560de
1 parent cc360c7
commit c2560de
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Showing 8 changed files with 502 additions and 469 deletions.
diff --git a/meson.build b/meson.build
@@ -170,6 +170,7 @@ build_tests = get_option('tests') \
     .allowed()
 
 cdata = configuration_data()
+
 if cc.get_define('FRIDA_VERSION') == ''
   version = meson.project_version()
   tokens = version.split('.')
@@ -182,6 +183,10 @@ endif
 
 cdata.set_quoted('FRIDA_PREFIX', get_option('prefix'))
 
+foreach name : get_option('backends')
+  vala_flags += '--define=HAVE_@0@_BACKEND'.format(name.underscorify().to_upper())
+endforeach
+
 exe_suffix = (host_os_family == 'windows') ? '.exe' : ''
 if host_os_family == 'windows'
   shlib_suffix = '.dll'

diff --git a/meson.options b/meson.options
@@ -1,3 +1,10 @@
+option('backends',
+  type: 'array',
+  choices: ['local', 'fruity', 'droidy', 'socket', 'barebone'],
+  value: ['local', 'fruity', 'droidy', 'socket', 'barebone'],
+  description: 'Backends to include'
+)
+
 option('assets',
   type: 'combo',
   choices: ['embedded', 'installed'],

diff --git a/src/barebone/meson.build b/src/barebone/meson.build
@@ -1,64 +1,59 @@
-barebone_sources = []
+backend_sources += files(
+  'barebone-host-session.vala',
+  'script.vala',
+  'machine.vala',
+  'allocator.vala',
+  'callback.vala',
+  'memory-scanner.vala',
+  'interceptor.vala',
+  'rust-module.vala',
+  'arch-x86' / 'machine.vala',
+  'arch-x86_64' / 'machine.vala',
+  'arch-arm' / 'machine.vala',
+  'arch-arm64' / 'machine.vala',
+  'arch-unknown' / 'machine.vala',
+)
+barebone_script_runtime = custom_target('frida-barebone-script-runtime',
+  input: [
+    'package.json',
+    'package-lock.json',
+    'script-runtime' / 'console.ts',
+    'script-runtime' / 'entrypoint.ts',
+    'script-runtime' / 'gdb.ts',
+    'script-runtime' / 'hexdump.ts',
+    'script-runtime' / 'message-dispatcher.ts',
+    'script-runtime' / 'primitives.ts',
+  ],
+  output: [
+    'script-runtime.js',
+  ],
+  command: [
+    find_program('generate-script-runtime.py'),
+    meson.current_source_dir(),
+    meson.current_build_dir(),
+  ],
+)
+backend_sources += custom_target('frida-data-barebone',
+  input: [
+    'barebone.resources',
+    barebone_script_runtime,
+    'helpers/memory-scanner-arm64.elf',
+  ],
+  output: [
+    'frida-data-barebone.vapi',
+    'frida-data-barebone.h',
+    'frida-data-barebone.c',
+    'frida-data-barebone-blob' + resource_blob_extension,
+  ],
+  command: [
+    resource_compiler,
+    '--toolchain=' + host_toolchain,
+    '--machine=' + host_arch,
+    '-c', '@INPUT0@',
+    '-o', meson.current_build_dir() / 'frida-data-barebone',
+    '@INPUT1@',
+    '@INPUT2@',
+  ],
+)
 
-if quickjs_dep.found()
-  barebone_sources += files(
-    'barebone-host-session.vala',
-    'script.vala',
-    'machine.vala',
-    'allocator.vala',
-    'callback.vala',
-    'memory-scanner.vala',
-    'interceptor.vala',
-    'rust-module.vala',
-    'arch-x86/machine.vala',
-    'arch-x86_64/machine.vala',
-    'arch-arm/machine.vala',
-    'arch-arm64/machine.vala',
-    'arch-unknown/machine.vala',
-  )
-  barebone_script_runtime = custom_target('frida-barebone-script-runtime',
-    input: [
-      'package.json',
-      'package-lock.json',
-      'script-runtime/console.ts',
-      'script-runtime/entrypoint.ts',
-      'script-runtime/gdb.ts',
-      'script-runtime/hexdump.ts',
-      'script-runtime/message-dispatcher.ts',
-      'script-runtime/primitives.ts',
-    ],
-    output: [
-      'script-runtime.js',
-    ],
-    command: [
-      find_program('generate-script-runtime.py'),
-      meson.current_source_dir(),
-      meson.current_build_dir(),
-    ],
-  )
-  barebone_data = custom_target('frida-data-barebone',
-    input: [
-      'barebone.resources',
-      barebone_script_runtime,
-      'helpers/memory-scanner-arm64.elf',
-    ],
-    output: [
-      'frida-data-barebone.vapi',
-      'frida-data-barebone.h',
-      'frida-data-barebone.c',
-      'frida-data-barebone-blob' + resource_blob_extension,
-    ],
-    command: [
-      resource_compiler,
-      '--toolchain=' + host_toolchain,
-      '--machine=' + host_arch,
-      '-c', '@INPUT0@',
-      '-o', join_paths(meson.current_build_dir(), 'frida-data-barebone'),
-      '@INPUT1@',
-      '@INPUT2@',
-    ],
-  )
-  barebone_sources += barebone_data
-
-  backend_deps += quickjs_dep
-endif
+backend_deps += quickjs_dep
diff --git a/src/compiler/meson.build b/src/compiler/meson.build
@@ -51,7 +51,7 @@ if have_compiler_backend
       resource_compiler,
       '--toolchain=' + host_toolchain,
       '-c', '@INPUT0@',
-      '-o', join_paths(meson.current_build_dir(), 'frida-data-compiler'),
+      '-o', meson.current_build_dir() / 'frida-data-compiler',
       '@INPUT1@',
       '@INPUT2@',
     ],

diff --git a/src/control-service.vala b/src/control-service.vala
@@ -44,6 +44,7 @@ namespace Frida {
 			ControlServiceOptions opts = (options != null) ? options : new ControlServiceOptions ();
 
 			HostSession host_session;
+#if HAVE_LOCAL_BACKEND
 #if WINDOWS
 			var tempdir = new TemporaryDirectory ();
 			host_session = new WindowsHostSession (new WindowsHelperProcess (tempdir), tempdir);
@@ -62,6 +63,9 @@ namespace Frida {
 #if QNX
 			host_session = new QnxHostSession ();
 #endif
+#else
+			assert_not_reached ();
+#endif
 
 			Object (
 				host_session: host_session,

diff --git a/src/frida.vala b/src/frida.vala
@@ -3229,6 +3229,7 @@ namespace Frida {
 		public signal void uninjected (uint id);
 
 		public static Injector new () {
+#if HAVE_LOCAL_BACKEND
 #if WINDOWS
 			var tempdir = new TemporaryDirectory ();
 			var helper = new WindowsHelperProcess (tempdir);
@@ -3249,10 +3250,14 @@ namespace Frida {
 #endif
 #if QNX
 			return new Qinjector ();
+#endif
+#else
+			assert_not_reached ();
 #endif
 		}
 
 		public static Injector new_inprocess () {
+#if HAVE_LOCAL_BACKEND
 #if WINDOWS
 			var tempdir = new TemporaryDirectory ();
 			var helper = new WindowsHelperBackend (PrivilegeLevel.NORMAL);
@@ -3273,6 +3278,9 @@ namespace Frida {
 #endif
 #if QNX
 			return new Qinjector ();
+#endif
+#else
+			assert_not_reached ();
 #endif
 		}
 

diff --git a/src/host-session-service.vala b/src/host-session-service.vala
@@ -10,22 +10,33 @@ namespace Frida {
 		public HostSessionService.with_default_backends () {
 			add_local_backends ();
 #if !IOS && !ANDROID && !TVOS
+#if HAVE_FRUITY_BACKEND
 			add_backend (new FruityHostSessionBackend ());
+#endif
+#if HAVE_DROIDY_BACKEND
 			add_backend (new DroidyHostSessionBackend ());
 #endif
+#endif
+#if HAVE_SOCKET_BACKEND
 			add_backend (new SocketHostSessionBackend ());
+#endif
+#if HAVE_BAREBONE_BACKEND
 			add_backend (new BareboneHostSessionBackend ());
+#endif
 		}
 
 		public HostSessionService.with_local_backend_only () {
 			add_local_backends ();
 		}
 
 		public HostSessionService.with_socket_backend_only () {
+#if HAVE_SOCKET_BACKEND
 			add_backend (new SocketHostSessionBackend ());
+#endif
 		}
 
 		private void add_local_backends () {
+#if HAVE_LOCAL_BACKEND
 #if WINDOWS
 			add_backend (new WindowsHostSessionBackend ());
 #endif
@@ -40,6 +51,7 @@ namespace Frida {
 #endif
 #if QNX
 			add_backend (new QnxHostSessionBackend ());
+#endif
 #endif
 		}