diff options
Diffstat (limited to 'plugins/mozjs.cc')
| -rw-r--r-- | plugins/mozjs.cc | 253 |
1 files changed, 0 insertions, 253 deletions
diff --git a/plugins/mozjs.cc b/plugins/mozjs.cc deleted file mode 100644 index e10b297..0000000 --- a/plugins/mozjs.cc +++ /dev/null @@ -1,253 +0,0 @@ -/* - * - * PACrunner - Proxy configuration daemon - * - * Copyright (C) 2010-2011 Intel Corporation. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - * - */ - -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif - -#include <errno.h> -#include <unistd.h> -#include <string.h> -#include <pthread.h> - -#include <netdb.h> - -#pragma GCC diagnostic ignored "-Wredundant-decls" -#pragma GCC diagnostic ignored "-Winvalid-offsetof" -#include <jsapi.h> -#pragma GCC diagnostic error "-Wredundant-decls" -#pragma GCC diagnostic error "-Winvalid-offsetof" - -extern "C" { -#include "pacrunner.h" -#include "js.h" -} - -static pthread_mutex_t mozjs_mutex = PTHREAD_MUTEX_INITIALIZER; - -struct pacrunner_mozjs { - struct pacrunner_proxy *proxy; - JSContext *jsctx; - JSObject *jsobj; - JSAutoCompartment *jsac; -}; - -static bool myipaddress(JSContext *jsctx, unsigned argc, jsval *vp) -{ - struct pacrunner_mozjs *ctx = (pacrunner_mozjs *)JS_GetContextPrivate(jsctx); - char address[NI_MAXHOST]; - - DBG(""); - - JS::CallArgs args = JS::CallArgsFromVp(argc, vp); - - args.rval().setNull(); - - if (!ctx) - return true; - - if (__pacrunner_js_getipaddr(ctx->proxy, address, sizeof(address)) < 0) - return true; - - DBG("address %s", address); - - args.rval().setString(JS_NewStringCopyZ(jsctx,address)); - - return true; -} - -static bool dnsresolve(JSContext *jsctx, unsigned argc, jsval *vp) -{ - struct pacrunner_mozjs *ctx = (pacrunner_mozjs *)JS_GetContextPrivate(jsctx); - char address[NI_MAXHOST]; - JS::CallArgs args = JS::CallArgsFromVp(argc,vp); - char * host = JS_EncodeString(jsctx, args[0].toString()); - - DBG("host %s", host); - - if (!ctx) - goto out; - - if (__pacrunner_js_resolve(ctx->proxy, host, address, sizeof(address)) < 0) - goto out; - - DBG("address %s", address); - - args.rval().setString(JS_NewStringCopyZ(jsctx,address)); - - out: - JS_free(jsctx, host); - return true; - -} - -static JSClass jscls = { - "global", JSCLASS_GLOBAL_FLAGS, -}; - -static JSRuntime *jsrun; - -static int create_object(struct pacrunner_proxy *proxy) -{ - struct pacrunner_mozjs *ctx; - const char *script; - - script = pacrunner_proxy_get_script(proxy); - if (!script) - return 0; - - ctx = (pacrunner_mozjs *)g_malloc0(sizeof(struct pacrunner_mozjs)); - - ctx->proxy = proxy; - ctx->jsctx = JS_NewContext(jsrun, 8 * 1024); - if (!ctx->jsctx) { - g_free(ctx); - return -ENOMEM; - } - JS_SetContextPrivate(ctx->jsctx, ctx); - __pacrunner_proxy_set_jsctx(proxy, ctx); - - JS::CompartmentOptions compart_opts; - compart_opts.setVersion(JSVERSION_LATEST); - ctx->jsobj = JS_NewGlobalObject(ctx->jsctx, &jscls, nullptr, - JS::DontFireOnNewGlobalHook, compart_opts); - JS::RootedObject jsobj(ctx->jsctx,ctx->jsobj); - - ctx->jsac = new JSAutoCompartment(ctx->jsctx, jsobj); - - if (!JS_InitStandardClasses(ctx->jsctx, jsobj)) - pacrunner_error("Failed to init JS standard classes"); - - JS_DefineFunction(ctx->jsctx, jsobj, "myIpAddress", myipaddress, 0, 0); - JS_DefineFunction(ctx->jsctx, jsobj, "dnsResolve", dnsresolve, 1, 0); - - JS::RootedValue rval(ctx->jsctx); - JS::CompileOptions opts(ctx->jsctx); - opts.setIntroductionType("pacrunner") - .setUTF8(true) - .setCompileAndGo(true); - - JS::Evaluate(ctx->jsctx, JS::HandleObject(jsobj), opts, - __pacrunner_js_routines, strlen(__pacrunner_js_routines) - , &rval); - - JS::Evaluate(ctx->jsctx, jsobj, opts, script, strlen(script), &rval); - - return 0; -} - -static int mozjs_clear_proxy(struct pacrunner_proxy *proxy) -{ - struct pacrunner_mozjs *ctx = (pacrunner_mozjs *)__pacrunner_proxy_get_jsctx(proxy); - - DBG("proxy %p ctx %p", proxy, ctx); - - if (!ctx) - return -EINVAL; - - delete ctx->jsac; - JS_DestroyContext(ctx->jsctx); - __pacrunner_proxy_set_jsctx(proxy, NULL); - g_free(ctx); - - return 0; -} - -static int mozjs_set_proxy(struct pacrunner_proxy *proxy) -{ - DBG("proxy %p", proxy); - if (!proxy) - return 0; - - mozjs_clear_proxy(proxy); - - return create_object(proxy); -} - -static char * mozjs_execute(struct pacrunner_proxy *proxy, const char *url, - const char *host) -{ - struct pacrunner_mozjs *ctx = (pacrunner_mozjs *)__pacrunner_proxy_get_jsctx(proxy); - bool result; - char *answer, *g_answer; - DBG("proxy %p ctx %p url %s host %s", proxy, ctx, url, host); - - if (!ctx) - return NULL; - - pthread_mutex_lock(&mozjs_mutex); - - JS_BeginRequest(ctx->jsctx); - JS::RootedValue rval(ctx->jsctx); - JS::AutoValueArray<2> args(ctx->jsctx); - - args[0].setString(JS_NewStringCopyZ(ctx->jsctx, url)); - args[1].setString(JS_NewStringCopyZ(ctx->jsctx, host)); - - - JS::RootedObject jsobj(ctx->jsctx,ctx->jsobj); - - result = JS_CallFunctionName(ctx->jsctx, jsobj, "FindProxyForURL", args , &rval); - - JS_EndRequest(ctx->jsctx); - - JS_MaybeGC(ctx->jsctx); - - pthread_mutex_unlock(&mozjs_mutex); - - if (result) { - answer = JS_EncodeString(ctx->jsctx, rval.toString()); - g_answer = g_strdup(answer); - JS_free(ctx->jsctx, answer); - return g_answer; - } - - return NULL; -} - -static struct pacrunner_js_driver mozjs_driver = { - .name = "mozjs", - .priority = PACRUNNER_JS_PRIORITY_DEFAULT, - .set_proxy = mozjs_set_proxy, - .clear_proxy = mozjs_clear_proxy, - .execute = mozjs_execute, -}; - -static int mozjs_init(void) -{ - DBG(""); - JS_Init(); - jsrun = JS_NewRuntime(JS::DefaultHeapMaxBytes, 8 * 1024 * 1024 ); - - return pacrunner_js_driver_register(&mozjs_driver); -} - -static void mozjs_exit(void) -{ - DBG(""); - - pacrunner_js_driver_unregister(&mozjs_driver); - - JS_DestroyRuntime(jsrun); - JS_ShutDown(); -} - -PACRUNNER_PLUGIN_DEFINE(mozjs, mozjs_init, mozjs_exit) |