diff options
Diffstat (limited to 'libc/inet/resolv.c')
| -rw-r--r-- | libc/inet/resolv.c | 17 |
1 files changed, 11 insertions, 6 deletions
diff --git a/libc/inet/resolv.c b/libc/inet/resolv.c index 710b35937..69fa1c148 100644 --- a/libc/inet/resolv.c +++ b/libc/inet/resolv.c @@ -59,6 +59,8 @@ #include <netdb.h> #include <ctype.h> #include <arpa/nameser.h> +#include <sys/utsname.h> +#include <sys/un.h> #define MAX_RECURSE 5 #define REPLY_TIMEOUT 10 @@ -1238,15 +1240,14 @@ struct hostent *gethostbyaddr (const void *addr, socklen_t len, int type) memset(&h, 0, sizeof(h)); if(type == AF_INET) { + unsigned char *tmp_addr = (unsigned char *)addr; + memcpy(&in.s_addr, addr, len); addr_list[0] = ∈ - sprintf(namebuf, "%d.%d.%d.%d.in-addr.arpa", - (in.s_addr >> 24) & 0xff, - (in.s_addr >> 16) & 0xff, - (in.s_addr >> 8) & 0xff, - (in.s_addr >> 0) & 0xff); + sprintf(namebuf, "%u.%u.%u.%u.in-addr.arpa", + tmp_addr[3], tmp_addr[2], tmp_addr[1], tmp_addr[0]); #ifdef __UCLIBC_HAS_IPV6__ } else { memcpy(&in6.s6_addr, addr, len); @@ -1436,6 +1437,10 @@ struct hostent * get_hosts_byaddr(const char * addr, int len, int type) #ifdef L_getnameinfo +#ifndef min +# define min(x,y) (((x) > (y)) ? (y) : (x)) +#endif /* min */ + int getnameinfo (const struct sockaddr *sa, socklen_t addrlen, char *host, socklen_t hostlen, char *serv, socklen_t servlen, unsigned int flags) @@ -1510,7 +1515,6 @@ int getnameinfo (const struct sockaddr *sa, socklen_t addrlen, char *host, #ifdef __UCLIBC_HAS_IPV6__ if (sa->sa_family == AF_INET6) { const struct sockaddr_in6 *sin6p; - uint32_t scopeid; sin6p = (const struct sockaddr_in6 *) sa; @@ -1518,6 +1522,7 @@ int getnameinfo (const struct sockaddr *sa, socklen_t addrlen, char *host, (const void *) &sin6p->sin6_addr, host, hostlen); #if 0 /* Does scope id need to be supported? */ + uint32_t scopeid; scopeid = sin6p->sin6_scope_id; if (scopeid != 0) { /* Buffer is >= IFNAMSIZ+1. */ |