diff options
Diffstat (limited to 'libc')
| -rw-r--r-- | libc/inet/resolv.c | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/libc/inet/resolv.c b/libc/inet/resolv.c index 25dc62dd3..eb663ac0f 100644 --- a/libc/inet/resolv.c +++ b/libc/inet/resolv.c @@ -337,6 +337,8 @@ Domain name in a message can be represented as either: #define MAX_RECURSE 5 #define MAXALIASES (4) +/* 1:ip + 1:full + MAX_ALIASES:aliases + 1:NULL */ +#define ALIAS_DIM (2 + MAXALIASES + 1) #define BUFSZ (80) /* one line */ #define NS_TYPE_ELT 0x40 /*%< EDNS0 extended label type */ @@ -1650,9 +1652,8 @@ int __read_etc_hosts_r( result_buf->h_aliases = tok+1; if (action == GETHOSTENT) { /* Return whatever the next entry happens to be. */ - break; - } - if (action == GET_HOSTS_BYADDR) { + ; + } else if (action == GET_HOSTS_BYADDR) { if (strcmp(name, *tok) != 0) continue; } else { /* GET_HOSTS_BYNAME */ @@ -2623,13 +2624,13 @@ struct hostent *gethostent(void) { static struct hostent hoste; static char *buf = NULL; - struct hostent *host; + struct hostent *host = NULL; #ifndef __UCLIBC_HAS_IPV6__ #define HOSTENT_BUFSZ (sizeof(struct in_addr) + sizeof(struct in_addr *) * 2 + \ - BUFSZ /*namebuffer*/ + 2 /* margin */) + sizeof(char *)*ALIAS_DIM + BUFSZ /*namebuffer*/ + 2 /* margin */) #else #define HOSTENT_BUFSZ (sizeof(struct in6_addr) + sizeof(struct in6_addr *) * 2 + \ - BUFSZ /*namebuffer*/ + 2 /* margin */) + sizeof(char *)*ALIAS_DIM + BUFSZ /*namebuffer*/ + 2 /* margin */) #endif /* __UCLIBC_HAS_IPV6__ */ __INIT_GETXX_BUF(HOSTENT_BUFSZ); |