C++ (Cpp) persist_state_foreach_entry Examples

Example #1

File: test_persist_state.c Project: jbfuzier/syslog-ng

void
test_persist_state_foreach_entry(void)
{
    PersistState *state = clean_and_create_persist_state_for_test("test_persist_foreach.persist");

    PersistEntryHandle handle = persist_state_alloc_entry(state, "test", sizeof(TestState));
    TestState *test_state = persist_state_map_entry(state, handle);
    test_state->value = 3;
    persist_state_unmap_entry(state, handle);

    persist_state_foreach_entry(state, _foreach_callback_assertions, "test_userdata");

    cancel_and_destroy_persist_state(state);
}

Example #2

File: main.c Project: matwey/syslog-ng-persist

int main(int argc, char** argv) {
	struct arguments args;

	set_default_args(&args);
	if (parse_args(argc, argv, &args)) {
		return 1;
	}

	PersistEntryHandle handle;
	struct journald_state* journald_state = NULL;

	msg_init(TRUE);
	PersistState* state = persist_state_new(args.filename);

	gsize state_size;
	guint8 persist_version;

	persist_state_start_dump(state);
	switch (args.action) {
	case LIST:
		persist_state_foreach_entry(state, &handle_entry, NULL);
	break;
	case SHOW_JOURNALD_CURSOR:
		handle = persist_state_lookup_entry(state, systemd_journal, &state_size, &persist_version);
		if (handle == 0)
			break;
		journald_state = persist_state_map_entry(state, handle);
		printf("journald cursor: %s\n", journald_state->cursor);
		persist_state_unmap_entry(state, handle);
	break;
	case SAVE_JOURNALD_CURSOR:
		handle = persist_state_alloc_entry(state, systemd_journal, sizeof(struct journald_state));
		if (handle == 0)
			break;
		journald_state = persist_state_map_entry(state, handle);
		journald_state->header.version = 0;
		journald_state->header.big_endian = (G_BYTE_ORDER == G_BIG_ENDIAN);
		strncpy(journald_state->cursor, args.action_arg.journald_cursor, MAX_CURSOR_LENGTH);
		persist_state_unmap_entry(state, handle);
		persist_state_commit(state);
	break;
	default:;
	}

	persist_state_free(state);
	msg_deinit();

	return 0;
}