bin/auditfilterd/auditfilterd_conf.c

75 auditfilter_module_free(struct auditfilter_module *am)
78 	if (am->am_modulename != NULL)
79 		free(am->am_modulename);
80 	if (am->am_arg_buffer != NULL)
81 		free(am->am_arg_buffer);
82 	if (am->am_argv != NULL)
83 		free(am->am_argv);
94 	struct auditfilter_module *am;
97 		am = TAILQ_FIRST(list);
98 		TAILQ_REMOVE(list, am, am_list);
99 		auditfilter_module_free(am);
108 auditfilter_module_detach(struct auditfilter_module *am)
111 	if (am->am_detach != NULL)
112 		am->am_detach(am);
113 	am->am_cookie = NULL;
114 	(void)dlclose(am->am_dlhandle);
115 	am->am_dlhandle = NULL;
125 	struct auditfilter_module *am;
127 	TAILQ_FOREACH(am, list, am_list)
128 		auditfilter_module_detach(am);
138 auditfilter_module_attach(struct auditfilter_module *am)
141 	am->am_dlhandle = dlopen(am->am_modulename, RTLD_NOW);
142 	if (am->am_dlhandle == NULL) {
143 		warnx("auditfilter_module_attach: %s: %s", am->am_modulename,
153 	am->am_attach = dlsym(am->am_dlhandle, AUDIT_FILTER_ATTACH_STRING);
154 	am->am_reinit = dlsym(am->am_dlhandle, AUDIT_FILTER_REINIT_STRING);
155 	am->am_record = dlsym(am->am_dlhandle, AUDIT_FILTER_RECORD_STRING);
156 	am->am_rawrecord = dlsym(am->am_dlhandle,
158 	am->am_detach = dlsym(am->am_dlhandle, AUDIT_FILTER_DETACH_STRING);
160 	if (am->am_attach != NULL) {
161 		if (am->am_attach(am, am->am_argc, am->am_argv)
164 			    am->am_modulename);
165 			dlclose(am->am_dlhandle);
166 			am->am_dlhandle = NULL;
167 			am->am_cookie = NULL;
168 			am->am_attach = NULL;
169 			am->am_reinit = NULL;
170 			am->am_record = NULL;
171 			am->am_rawrecord = NULL;
172 			am->am_detach = NULL;
186 auditfilter_module_reinit(struct auditfilter_module *am)
189 	if (am->am_reinit == NULL)
192 	if (am->am_reinit(am, am->am_argc, am->am_argv) !=
195 		    am->am_modulename);
217 	struct auditfilter_module *am;
219 	am = malloc(sizeof(*am));
220 	if (am == NULL) {
224 	bzero(am, sizeof(*am));
240 	am->am_modulename = strdup(module);
241 	if (am->am_modulename == NULL) {
243 		auditfilter_module_free(am);
247 	am->am_arg_buffer = strdup(buffer);
248 	if (am->am_arg_buffer == NULL) {
250 		auditfilter_module_free(am);
259 	am->am_argv = malloc(sizeof(char *) * AUDITFILTERD_CONF_MAXARGS);
260 	if (am->am_argv == NULL) {
262 		auditfilter_module_free(am);
265 	bzero(am->am_argv, sizeof(char *) * AUDITFILTERD_CONF_MAXARGS);
266 	am->am_argc = 0;
267 	for (ap = am->am_argv; (*ap = strsep(&arguments, " \t")) != NULL;) {
269 			am->am_argc++;
270 			if (++ap >= &am->am_argv[AUDITFILTERD_CONF_MAXARGS])
274 	if (ap >= &am->am_argv[AUDITFILTERD_CONF_MAXARGS]) {
277 		auditfilter_module_free(am);
281 	return (am);
294 	struct auditfilter_module *am;
306 		am = auditfilter_module_parse(filename, linenumber, buffer);
307 		if (am == NULL) {
311 		TAILQ_INSERT_HEAD(list, am, am_list);
498 	struct auditfilter_module *am;
500 	am = (struct auditfilter_module *)instance;
501 	*cookie = am->am_cookie;
507 	struct auditfilter_module *am;
509 	am = (struct auditfilter_module *)instance;
510 	am->am_cookie = cookie;