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Diffstat (limited to '')
-rw-r--r-- | src/basic/af-list.c | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/src/basic/af-list.c b/src/basic/af-list.c new file mode 100644 index 0000000..abad221 --- /dev/null +++ b/src/basic/af-list.c @@ -0,0 +1,40 @@ +/* SPDX-License-Identifier: LGPL-2.1+ */ + +#include <errno.h> +#include <string.h> +#include <sys/socket.h> + +#include "af-list.h" +#include "macro.h" + +static const struct af_name* lookup_af(register const char *str, register GPERF_LEN_TYPE len); + +#include "af-from-name.h" +#include "af-to-name.h" + +const char *af_to_name(int id) { + + if (id <= 0) + return NULL; + + if ((size_t) id >= ELEMENTSOF(af_names)) + return NULL; + + return af_names[id]; +} + +int af_from_name(const char *name) { + const struct af_name *sc; + + assert(name); + + sc = lookup_af(name, strlen(name)); + if (!sc) + return -EINVAL; + + return sc->id; +} + +int af_max(void) { + return ELEMENTSOF(af_names); +} |