bin/auditfilterd/auditfilterd_conf.c

77 auditfilter_module_free(struct auditfilter_module *am)
80 	if (am->am_modulename != NULL)
81 		free(am->am_modulename);
82 	if (am->am_arg_buffer != NULL)
83 		free(am->am_arg_buffer);
84 	if (am->am_argv != NULL)
85 		free(am->am_argv);
96 	struct auditfilter_module *am;
99 		am = TAILQ_FIRST(list);
100 		TAILQ_REMOVE(list, am, am_list);
101 		auditfilter_module_free(am);
110 auditfilter_module_detach(struct auditfilter_module *am)
113 	if (am->am_detach != NULL)
114 		am->am_detach(am);
115 	am->am_cookie = NULL;
116 	(void)dlclose(am->am_dlhandle);
117 	am->am_dlhandle = NULL;
127 	struct auditfilter_module *am;
129 	TAILQ_FOREACH(am, list, am_list)
130 		auditfilter_module_detach(am);
140 auditfilter_module_attach(struct auditfilter_module *am)
143 	am->am_dlhandle = dlopen(am->am_modulename, RTLD_NOW);
144 	if (am->am_dlhandle == NULL) {
145 		warnx("auditfilter_module_attach: %s: %s", am->am_modulename,
155 	am->am_attach = dlsym(am->am_dlhandle, AUDIT_FILTER_ATTACH_STRING);
156 	am->am_reinit = dlsym(am->am_dlhandle, AUDIT_FILTER_REINIT_STRING);
157 	am->am_record = dlsym(am->am_dlhandle, AUDIT_FILTER_RECORD_STRING);
158 	am->am_rawrecord = dlsym(am->am_dlhandle,
160 	am->am_detach = dlsym(am->am_dlhandle, AUDIT_FILTER_DETACH_STRING);
162 	if (am->am_attach != NULL) {
163 		if (am->am_attach(am, am->am_argc, am->am_argv)
166 			    am->am_modulename);
167 			dlclose(am->am_dlhandle);
168 			am->am_dlhandle = NULL;
169 			am->am_cookie = NULL;
170 			am->am_attach = NULL;
171 			am->am_reinit = NULL;
172 			am->am_record = NULL;
173 			am->am_rawrecord = NULL;
174 			am->am_detach = NULL;
188 auditfilter_module_reinit(struct auditfilter_module *am)
191 	if (am->am_reinit == NULL)
194 	if (am->am_reinit(am, am->am_argc, am->am_argv) !=
197 		    am->am_modulename);
219 	struct auditfilter_module *am;
221 	am = malloc(sizeof(*am));
222 	if (am == NULL) {
226 	bzero(am, sizeof(*am));
242 	am->am_modulename = strdup(module);
243 	if (am->am_modulename == NULL) {
245 		auditfilter_module_free(am);
249 	am->am_arg_buffer = strdup(buffer);
250 	if (am->am_arg_buffer == NULL) {
252 		auditfilter_module_free(am);
261 	am->am_argv = malloc(sizeof(char *) * AUDITFILTERD_CONF_MAXARGS);
262 	if (am->am_argv == NULL) {
264 		auditfilter_module_free(am);
267 	bzero(am->am_argv, sizeof(char *) * AUDITFILTERD_CONF_MAXARGS);
268 	am->am_argc = 0;
269 	for (ap = am->am_argv; (*ap = strsep(&arguments, " \t")) != NULL;) {
271 			am->am_argc++;
272 			if (++ap >= &am->am_argv[AUDITFILTERD_CONF_MAXARGS])
276 	if (ap >= &am->am_argv[AUDITFILTERD_CONF_MAXARGS]) {
279 		auditfilter_module_free(am);
283 	return (am);
296 	struct auditfilter_module *am;
308 		am = auditfilter_module_parse(filename, linenumber, buffer);
309 		if (am == NULL) {
313 		TAILQ_INSERT_HEAD(list, am, am_list);
500 	struct auditfilter_module *am;
502 	am = (struct auditfilter_module *)instance;
503 	*cookie = am->am_cookie;
509 	struct auditfilter_module *am;
511 	am = (struct auditfilter_module *)instance;
512 	am->am_cookie = cookie;