diff options
| -rw-r--r-- | libc/inet/getproto.c | 25 |
1 files changed, 8 insertions, 17 deletions
diff --git a/libc/inet/getproto.c b/libc/inet/getproto.c index bcf507bda..c59da7e66 100644 --- a/libc/inet/getproto.c +++ b/libc/inet/getproto.c @@ -27,9 +27,11 @@ aliases: case sensitive optional space or tab separated list of other names #include <bits/uClibc_mutex.h> __UCLIBC_MUTEX_STATIC(mylock, PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP); -#define MAXALIASES 35 -#define BUFSZ (80) /* one line */ -#define SBUFSIZE (BUFSZ + 1 + (sizeof(char *) * MAXALIASES)) +#define MINTOKENS 2 +#define MAXALIASES 8 /* will probably never be more than one */ +#define MAXTOKENS (MINTOKENS + MAXALIASES + 1) +#define BUFSZ (255) /* one line */ +#define SBUFSIZE (BUFSZ + 1 + (sizeof(char *) * MAXTOKENS)) static parser_t *protop = NULL; static struct protoent protoe; @@ -63,10 +65,8 @@ libc_hidden_def(endprotoent) int getprotoent_r(struct protoent *result_buf, char *buf, size_t buflen, struct protoent **result) { - char **alias, *cp = NULL; - char **proto_aliases; char **tok = NULL; - const size_t aliaslen = sizeof(*proto_aliases) * MAXALIASES; + const size_t aliaslen = sizeof(char *) * MAXTOKENS; int ret = ERANGE; *result = NULL; @@ -85,21 +85,12 @@ int getprotoent_r(struct protoent *result_buf, protop->data_len = aliaslen; protop->line_len = buflen - aliaslen; /* <name>[[:space:]]<protonumber>[[:space:]][<aliases>] */ - if (!config_read(protop, &tok, 3, 2, "# \t/", PARSE_NORMAL)) { + if (!config_read(protop, &tok, MAXTOKENS - 1, MINTOKENS, "# \t/", PARSE_NORMAL)) { goto DONE; } result_buf->p_name = *(tok++); result_buf->p_proto = atoi(*(tok++)); - result_buf->p_aliases = alias = proto_aliases = tok; - cp = *alias; - while (cp && *cp) { - if (alias < &proto_aliases[MAXALIASES - 1]) - *alias++ = cp; - cp = strpbrk(cp, " \t"); - if (cp != NULL) - *cp++ = '\0'; - } - *alias = NULL; + result_buf->p_aliases = tok; *result = result_buf; ret = 0; DONE: |