/* GNU Mailutils -- a suite of utilities for electronic mail Copyright (C) 1999-2001, 2004-2005, 2007-2008, 2010-2012, 2014-2017 Free Software Foundation, Inc. This library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 3 of the License, or (at your option) any later version. This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with this library. If not, see <http://www.gnu.org/licenses/>. */ #ifdef HAVE_CONFIG_H #include <config.h> #endif #include <mailutils/types.h> #include <mailutils/errno.h> #include <mailutils/sys/property.h> int mu_property_sget_value (mu_property_t prop, const char *key, const char **pval) { int rc = _mu_property_check (prop); if (rc) return rc; if (!prop->_prop_getval) return MU_ERR_EMPTY_VFN; return prop->_prop_getval (prop, key, pval); } int mu_property_aget_value (mu_property_t prop, const char *key, char **buffer) { const char *value; int rc = mu_property_sget_value (prop, key, &value); if (rc == 0) { if ((*buffer = strdup (value)) == NULL) return ENOMEM; } return rc; } int mu_property_get_value (mu_property_t prop, const char *key, char *buffer, size_t buflen, size_t *n) { size_t len = 0; const char *value; int rc = mu_property_sget_value (prop, key, &value); if (rc == 0) { len = strlen (value) + 1; if (buffer && buflen) { if (buflen < len) len = buflen; len--; memcpy (buffer, value, len); buffer[len] = 0; } } if (n) *n = len; return rc; } int mu_property_is_set (mu_property_t prop, const char *key) { if (_mu_property_check (prop)) return 0; return mu_property_sget_value (prop, key, NULL) == 0; }