bdb66d5 Directly register the hooks from inside the plugin, no need thrid party interface — HardenedBSD-pkg

HardenedBSD Package Manager

Directly register the hooks from inside the plugin, no need thrid party interface

Baptiste Daroussin committed 13 years ago

commit bdb66d53f5c11542947e7aad69dbc471cc591c72
parent ef5c44f63a4761cdd9aaffcb433901a631d92db5

3 files changed +8 -36

modified libpkg/pkg.h

@@ -918,8 +918,8 @@ void *pkg_plugin_func(struct pkg_plugin *p, const char *func);

  * @todo: Document
  */
 typedef int(*pkg_plugin_callback)(void *data, struct pkgdb *db);
 int pkg_plugins_hook(const char *pluginname, pkg_plugin_hook_t hook, pkg_plugin_callback callback);
 int pkg_plugins_hook_run(pkg_plugin_hook_t hook, void *data, struct pkgdb *db);
 int pkg_plugin_hook_register(struct pkg_plugin *p, pkg_plugin_hook_t hook, pkg_plugin_callback callback);
 /**
  * Get the value of a configuration key

modified libpkg/plugins.c

@@ -46,7 +46,7 @@

 struct plugin_hook {
 	pkg_plugin_hook_t hook;				/* plugin hook type */
 	pkg_plugin_callback callback;                          /* plugin callback function */
 	pkg_plugin_callback callback;			/* plugin callback function */
 	STAILQ_ENTRY(plugin_hook) next;
 };

@@ -61,7 +61,6 @@ static STAILQ_HEAD(, pkg_plugin) ph = STAILQ_HEAD_INITIALIZER(ph);

 static int pkg_plugin_free(void);
 static int pkg_plugin_hook_free(struct pkg_plugin *p);
 static int pkg_plugin_hook_register(struct pkg_plugin *p, pkg_plugin_hook_t hook, pkg_plugin_callback callback);
 static int pkg_plugin_hook_exec(struct pkg_plugin *p, pkg_plugin_hook_t hook, void *data, struct pkgdb *db);
 static int pkg_plugin_hook_list(struct pkg_plugin *p, struct plugin_hook **h);

@@ -107,7 +106,7 @@ pkg_plugin_free(void)

 	return (EPKG_OK);
 }
 static int
 int
 pkg_plugin_hook_register(struct pkg_plugin *p, pkg_plugin_hook_t hook, pkg_plugin_callback callback)
 {
 	struct plugin_hook *new = NULL;

@@ -162,34 +161,6 @@ pkg_plugin_hook_list(struct pkg_plugin *p, struct plugin_hook **h)

 }
 int
 pkg_plugins_hook(const char *pluginname, pkg_plugin_hook_t hook, pkg_plugin_callback callback)
 {
 	struct pkg_plugin *p = NULL;
 	const char *pname = NULL;
 	bool plugin_found = false;
 	assert(pluginname != NULL);
 	assert(callback != NULL);
 	/* locate the plugin */
 	while (pkg_plugins(&p) != EPKG_END) {
 		pname = pkg_plugin_get(p, PKG_PLUGIN_NAME);
 		if ((strcmp(pname, pluginname)) == 0) {
 			pkg_plugin_hook_register(p, hook, callback);
 			plugin_found = true;
 		}
 	}
 	if (plugin_found == false) {
 		pkg_emit_error("Plugin name '%s' was not found in the registry, cannot hook",
 			       pluginname);
 		return (EPKG_FATAL);
 	}
 	return (EPKG_OK);
 }
 int
 pkg_plugins_hook_run(pkg_plugin_hook_t hook, void *data, struct pkgdb *db)
 {
 	struct pkg_plugin *p = NULL;

@@ -253,6 +224,7 @@ pkg_plugins_init(void)

 		snprintf(pluginfile, MAXPATHLEN, "%s/%s.so", plugdir,
 		    pkg_config_value(v));
 		p = calloc(1, sizeof(struct pkg_plugin));
 		STAILQ_INIT(&p->phooks);
 		if ((p->lh = dlopen(pluginfile, RTLD_LAZY)) == NULL) {
 			pkg_emit_error("Loading of plugin '%s' failed: %s",
 			    pkg_config_value(v), dlerror());

modified plugins/stats/stats.c

@@ -54,21 +54,21 @@ init(struct pkg_plugin *p)

 	pkg_plugin_set(p, PKG_PLUGIN_DESC, description);
 	pkg_plugin_set(p, PKG_PLUGIN_VERSION, version);
 	if (pkg_plugins_hook(PLUGIN_NAME, PKG_PLUGIN_HOOK_PRE_INSTALL, &plugin_stats_callback) != EPKG_OK) {
 	if (pkg_plugin_hook_register(p, PKG_PLUGIN_HOOK_PRE_INSTALL, &plugin_stats_callback) != EPKG_OK) {
 		fprintf(stderr, "Plugin '%s' failed to hook into the library\n", PLUGIN_NAME);
 		return (EPKG_FATAL);
 	}
 	if (pkg_plugins_hook(PLUGIN_NAME, PKG_PLUGIN_HOOK_POST_INSTALL, &plugin_stats_callback) != EPKG_OK) {
 	if (pkg_plugin_hook_register(p, PKG_PLUGIN_HOOK_POST_INSTALL, &plugin_stats_callback) != EPKG_OK) {
 		fprintf(stderr, "Plugin '%s' failed to hook into the library\n", PLUGIN_NAME);
 		return (EPKG_FATAL);
 	}
 	if (pkg_plugins_hook(PLUGIN_NAME, PKG_PLUGIN_HOOK_PRE_DEINSTALL, &plugin_stats_callback) != EPKG_OK) {
 	if (pkg_plugin_hook_register(p, PKG_PLUGIN_HOOK_PRE_DEINSTALL, &plugin_stats_callback) != EPKG_OK) {
 		fprintf(stderr, "Plugin '%s' failed to hook into the library\n", PLUGIN_NAME);
 		return (EPKG_FATAL);
 	}
 	if (pkg_plugins_hook(PLUGIN_NAME, PKG_PLUGIN_HOOK_POST_DEINSTALL, &plugin_stats_callback) != EPKG_OK) {
 	if (pkg_plugin_hook_register(p, PKG_PLUGIN_HOOK_POST_DEINSTALL, &plugin_stats_callback) != EPKG_OK) {
 		fprintf(stderr, "Plugin '%s' failed to hook into the library\n", PLUGIN_NAME);
 		return (EPKG_FATAL);
 	}