C++ (Cpp) open_parse Examples

Example #1

File: lookup_program.c Project: bryder/bryder_autofs414

int lookup_init(const char *mapfmt, int argc, const char *const *argv, void **context)
{
	struct lookup_context *ctxt;

	if (!(*context = ctxt = malloc(sizeof(struct lookup_context)))) {
		crit(MODPREFIX "malloc: %m");
		return 1;
	}

	if (argc < 1) {
		crit(MODPREFIX "No map name");
		return 1;
	}
	ctxt->mapname = argv[0];

	if (ctxt->mapname[0] != '/') {
		crit(MODPREFIX "program map %s is not an absolute pathname",
		       ctxt->mapname);
		return 1;
	}

	if (access(ctxt->mapname, X_OK)) {
		crit(MODPREFIX "program map %s missing or not executable",
		       ctxt->mapname);
		return 1;
	}

	if (!mapfmt)
		mapfmt = MAPFMT_DEFAULT;

	return !(ctxt->parse = open_parse(mapfmt, MODPREFIX, argc - 1, argv + 1));
}

Example #2

File: lookup_nisplus.c Project: bryder/bryder_autofs414

int lookup_init(const char *mapfmt, int argc, const char *const *argv, void **context)
{
    struct lookup_context *ctxt;

    if (!(*context = ctxt = malloc(sizeof(struct lookup_context)))) {
        crit(MODPREFIX "%m");
        return 1;
    }

    if (argc < 1) {
        crit(MODPREFIX "No map name");
        return 1;
    }
    ctxt->mapname = argv[0];

    /*
     * nis_local_directory () returns a pointer to a static buffer.
     * We don't need to copy or free it.
     */
    ctxt->domainname = nis_local_directory();

    if (!mapfmt)
        mapfmt = MAPFMT_DEFAULT;

    return !(ctxt->parse = open_parse(mapfmt, MODPREFIX, argc - 1, argv + 1));
}

Example #3

File: lookup_file.c Project: bryder/bryder_autofs414

int lookup_init(const char *mapfmt, int argc, const char *const *argv, void **context)
{
	struct lookup_context *ctxt;
	struct stat st;

	if (!(*context = ctxt = malloc(sizeof(struct lookup_context)))) {
		crit(MODPREFIX "malloc: %m");
		return 1;
	}

	if (argc < 1) {
		crit(MODPREFIX "No map name");
		return 1;
	}

	ctxt->mapname = argv[0];

	if (ctxt->mapname[0] != '/') {
		crit(MODPREFIX "file map %s is not an absolute pathname",
		       ctxt->mapname);
		return 1;
	}

	if (access(ctxt->mapname, R_OK)) {
		crit(MODPREFIX "file map %s missing or not readable",
		       ctxt->mapname);
		return 1;
	}

	if (stat(ctxt->mapname, &st)) {
		crit(MODPREFIX "file map %s, could not stat",
		       ctxt->mapname);
		return 1;
	}
		
	ctxt->mtime = st.st_mtime;

	if (!mapfmt)
		mapfmt = MAPFMT_DEFAULT;

	cache_init();

	return !(ctxt->parse = open_parse(mapfmt, MODPREFIX, argc - 1, argv + 1));
}

Example #4

File: lookup_sss.c Project: sigma/docker-coreos-autofs

int lookup_init(const char *mapfmt, int argc, const char *const *argv, void **context)
{
	struct lookup_context *ctxt;
	char buf[MAX_ERR_BUF];
	char dlbuf[PATH_MAX];
	char *estr;
	void *dh;
	size_t size;

	*context = NULL;

	ctxt = malloc(sizeof(struct lookup_context));
	if (!ctxt) {
		estr = strerror_r(errno, buf, MAX_ERR_BUF);
		logerr(MODPREFIX "malloc: %s", estr);
		return 1;
	}

	if (argc < 1) {
		free(ctxt);
		logerr(MODPREFIX "No map name");
		return 1;
	}
	ctxt->mapname = argv[0];

	if (!mapfmt)
		mapfmt = MAPFMT_DEFAULT;

	size = snprintf(dlbuf, sizeof(dlbuf),
			"%s/%s.so", SSS_LIB_DIR, SSS_SO_NAME);
	if (size >= sizeof(dlbuf)) {
		free(ctxt);
		logmsg(MODPREFIX "sss library path too long");
		return 1;
	}

	dh = dlopen(dlbuf, RTLD_LAZY);
	if (!dh) {
		logerr(MODPREFIX "failed to open %s: %s", dlbuf, dlerror());
		free(ctxt);
		return 1;
	}
	ctxt->dlhandle = dh;

	ctxt->setautomntent = (setautomntent_t) dlsym(dh, "_sss_setautomntent");
	if (!ctxt->setautomntent)
		goto lib_names_fail;

	ctxt->getautomntent_r = (getautomntent_t) dlsym(dh, "_sss_getautomntent_r");
	if (!ctxt->getautomntent_r)
		goto lib_names_fail;

	ctxt->getautomntbyname_r = (getautomntbyname_t) dlsym(dh, "_sss_getautomntbyname_r");
	if (!ctxt->getautomntbyname_r)
		goto lib_names_fail;

	ctxt->endautomntent = (endautomntent_t) dlsym(dh, "_sss_endautomntent");
	if (!ctxt->setautomntent)
		goto lib_names_fail;

	ctxt->parse = open_parse(mapfmt, MODPREFIX, argc - 1, argv + 1);
	if (!ctxt->parse) {
		logmsg(MODPREFIX "failed to open parse context");
		dlclose(dh);
		free(ctxt);
		return 1;
	}
	*context = ctxt;

	return 0;

lib_names_fail:
	if ((estr = dlerror()) == NULL)
		logmsg(MODPREFIX "failed to locate sss library entry points");
	else
		logerr(MODPREFIX "dlsym: %s", estr);
	dlclose(dh);
	free(ctxt);
	return 1;
}