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Diffstat (limited to '')
-rw-r--r-- | cpukit/posix/src/psxnametoid.c | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/cpukit/posix/src/psxnametoid.c b/cpukit/posix/src/psxnametoid.c new file mode 100644 index 0000000000..b91f58e644 --- /dev/null +++ b/cpukit/posix/src/psxnametoid.c @@ -0,0 +1,58 @@ +/* + * COPYRIGHT (c) 1989-2009. + * On-Line Applications Research Corporation (OAR). + * + * The license and distribution terms for this file may be + * found in the file LICENSE in this distribution or at + * http://www.rtems.com/license/LICENSE. + * + * $Id$ + */ + +#if HAVE_CONFIG_H + #include "config.h" +#endif + +#include <rtems/posix/posixapi.h> + +#include <string.h> +#include <limits.h> +#include <errno.h> + +/* pure ANSI mode does not have this prototype */ +size_t strnlen(const char *, size_t); + +int _POSIX_Name_to_id( + Objects_Information *information, + const char *name, + Objects_Id *id, + size_t *len +) +{ + int eno = EINVAL; + size_t n = 0; + + if ( name != NULL && name [0] != '\0' ) { + n = strnlen( name, NAME_MAX ); + + if ( n < NAME_MAX ) { + Objects_Name_or_id_lookup_errors status = _Objects_Name_to_id_string( + information, + name, + id + ); + + if ( status == OBJECTS_NAME_OR_ID_LOOKUP_SUCCESSFUL ) { + eno = 0; + } else { + eno = ENOENT; + } + } else { + eno = ENAMETOOLONG; + } + } + + *len = n; + + return eno; +} |