/*! Load a set of plugin objects from a directory and and call their init-function * @param[in] h Clicon handle * @param[in] function Which function symbol to load and call (eg CLIXON_PLUGIN_INIT) * @param[in] dir Directory. .so files in this dir will be loaded. * @param[in] regexp Regexp for matching files in plugin directory. Default *.so. * @retval 0 OK * @retval -1 Error */ int clixon_plugins_load(clicon_handle h, char *function, char *dir, char *regexp) { int retval = -1; int ndp; struct dirent *dp = NULL; int i; char filename[MAXPATHLEN]; clixon_plugin *cp; int ret; clicon_debug(1, "%s", __FUNCTION__); /* Get plugin objects names from plugin directory */ if((ndp = clicon_file_dirent(dir, &dp, regexp?regexp:"(.so)$", S_IFREG)) < 0) goto done; /* Load all plugins */ for (i = 0; i < ndp; i++) { snprintf(filename, MAXPATHLEN-1, "%s/%s", dir, dp[i].d_name); clicon_debug(1, "DEBUG: Loading plugin '%.*s' ...", (int)strlen(filename), filename); if ((ret = plugin_load_one(h, filename, function, RTLD_NOW, &cp)) < 0) goto done; if (ret == 0) continue; _clixon_nplugins++; if ((_clixon_plugins = realloc(_clixon_plugins, _clixon_nplugins*sizeof(clixon_plugin))) == NULL) { clicon_err(OE_UNIX, errno, "realloc"); goto done; } _clixon_plugins[_clixon_nplugins-1] = *cp; free(cp); } retval = 0; done: if (dp) free(dp); return retval; }
/* * netconf_plugin_load * Load allplugins you can find in CLICON_NETCONF_DIR */ int netconf_plugin_load(clicon_handle h) { int retval = -1; char *dir; int ndp; struct dirent *dp; int i; char *filename; plghndl_t *handle; if ((dir = clicon_netconf_dir(h)) == NULL) goto quit; /* Get plugin objects names from plugin directory */ if((ndp = clicon_file_dirent(dir, &dp, "(.so)$", S_IFREG, __FUNCTION__))<0) goto quit; /* Load all plugins */ for (i = 0; i < ndp; i++) { filename = chunk_sprintf(__FUNCTION__, "%s/%s", dir, dp[i].d_name); clicon_debug(1, "DEBUG: Loading plugin '%.*s' ...", (int)strlen(filename), filename); if (filename == NULL) { clicon_err(OE_UNIX, errno, "chunk"); goto quit; } if ((handle = plugin_load (h, filename, RTLD_NOW, __FUNCTION__)) == NULL) goto quit; if ((plugins = rechunk(plugins, (nplugins+1) * sizeof (*plugins), NULL)) == NULL) { clicon_err(OE_UNIX, errno, "chunk"); goto quit; } plugins[nplugins++] = handle; unchunk (filename); } retval = 0; quit: unchunk_group(__FUNCTION__); return retval; }