Lines Matching refs:NULL
142 assert(msg != NULL); in dprintf()
164 return NULL; \
172 return NULL; \
193 assert(answer != NULL); in getanswer()
194 assert(qname != NULL); in getanswer()
197 rs->host.h_name = NULL; in getanswer()
208 return NULL; /* XXX should be abort(); */ in getanswer()
222 return NULL; in getanswer()
227 return NULL; in getanswer()
238 return NULL; in getanswer()
246 *ap = NULL; in getanswer()
249 *hap = NULL; in getanswer()
285 return NULL; in getanswer()
315 return NULL; in getanswer()
354 return NULL; in getanswer()
433 return NULL; in getanswer()
443 *ap = NULL; in getanswer()
444 *hap = NULL; in getanswer()
467 return NULL; in getanswer()
478 if (res == NULL) { in gethostbyname_r()
479 *result = NULL; in gethostbyname_r()
493 if (res == NULL) in gethostbyname()
494 return NULL; in gethostbyname()
496 assert(name != NULL); in gethostbyname()
500 hp = gethostbyname_internal(name, AF_INET6, res, NULL, 0); in gethostbyname()
506 hp = gethostbyname_internal(name, AF_INET, res, NULL, 0); in gethostbyname()
514 return android_gethostbynameforiface(name, af, NULL, 0); in gethostbyname2()
523 if (res == NULL) in android_gethostbynameforiface()
524 return NULL; in android_gethostbynameforiface()
539 return NULL; in android_open_proxy()
550 return NULL; in android_open_proxy()
561 if (fread(buf, 1, sizeof(buf), proxy) != sizeof(buf)) return NULL; in android_read_hostent()
565 int result_code = strtol(buf, NULL, 10); in android_read_hostent()
568 return NULL; in android_read_hostent()
571 if (fread(&size, 1, sizeof(size), proxy) != sizeof(size)) return NULL; in android_read_hostent()
577 if (fread(ptr, 1, size, proxy) != size) return NULL; in android_read_hostent()
584 if (fread(&size, 1, sizeof(size), proxy) != sizeof(size)) return NULL; in android_read_hostent()
588 *aliases = NULL; in android_read_hostent()
591 if (fread(ptr, 1, size, proxy) != size) return NULL; in android_read_hostent()
596 if (fread(&size, 1, sizeof(size), proxy) != sizeof(size)) return NULL; in android_read_hostent()
599 if (fread(&size, 1, sizeof(size), proxy) != sizeof(size)) return NULL; in android_read_hostent()
605 if (fread(&size, 1, sizeof(size), proxy) != sizeof(size)) return NULL; in android_read_hostent()
608 *addrs = NULL; in android_read_hostent()
611 if (fread(ptr, 1, size, proxy) != size) return NULL; in android_read_hostent()
630 NS_FILES_CB(_gethtbyname, NULL) in gethostbyname_internal_real()
631 { NSSRC_DNS, _dns_gethtbyname, NULL }, /* force -DHESIOD */ in gethostbyname_internal_real()
635 assert(name != NULL); in gethostbyname_internal_real()
647 return NULL; in gethostbyname_internal_real()
678 return NULL; in gethostbyname_internal_real()
686 rs->host_aliases[0] = NULL; in gethostbyname_internal_real()
688 rs->h_addr_ptrs[1] = NULL; in gethostbyname_internal_real()
698 if ((isxdigit((u_char) name[0]) && strchr(name, ':') != NULL) || in gethostbyname_internal_real()
712 return NULL; in gethostbyname_internal_real()
720 rs->host_aliases[0] = NULL; in gethostbyname_internal_real()
722 rs->h_addr_ptrs[1] = NULL; in gethostbyname_internal_real()
731 hp = NULL; in gethostbyname_internal_real()
735 return NULL; in gethostbyname_internal_real()
747 FILE* proxy = NULL; in gethostbyname_internal()
748 struct hostent *result = NULL; in gethostbyname_internal()
750 if (cache_mode != NULL && strcmp(cache_mode, "local") == 0) { in gethostbyname_internal()
757 if (proxy == NULL) goto exit; in gethostbyname_internal()
762 iface == NULL ? "^" : iface, in gethostbyname_internal()
763 name == NULL ? "^" : name, in gethostbyname_internal()
775 if (proxy != NULL) { in gethostbyname_internal()
786 struct hostent *result = NULL; in android_gethostbyaddrforiface_proxy()
789 if (proxy == NULL) goto exit; in android_gethostbyaddrforiface_proxy()
793 if (addrStr == NULL) goto exit; in android_gethostbyaddrforiface_proxy()
796 addrStr, len, af, iface == NULL ? "^" : iface) < 0) { in android_gethostbyaddrforiface_proxy()
806 if (proxy != NULL) { in android_gethostbyaddrforiface_proxy()
820 NS_FILES_CB(_gethtbyaddr, NULL) in android_gethostbyaddrforiface_real()
821 { NSSRC_DNS, _dns_gethtbyaddr, NULL }, /* force -DHESIOD */ in android_gethostbyaddrforiface_real()
825 assert(addr != NULL); in android_gethostbyaddrforiface_real()
831 return NULL; in android_gethostbyaddrforiface_real()
852 return NULL; in android_gethostbyaddrforiface_real()
857 return NULL; in android_gethostbyaddrforiface_real()
859 hp = NULL; in android_gethostbyaddrforiface_real()
863 return NULL; in android_gethostbyaddrforiface_real()
873 if (cache_mode == NULL || strcmp(cache_mode, "local") != 0) { in android_gethostbyaddrforiface()
883 return android_gethostbyaddrforiface(addr, len, af, NULL, 0); in gethostbyaddr()
891 if (rs == NULL) return; in _sethtent()
903 if (rs == NULL) return; in _endhtent()
907 rs->hostf = NULL; in _endhtent()
921 return NULL; in _gethtent()
926 return NULL; in _gethtent()
941 if (res == NULL) in _gethtent()
942 return NULL; in _gethtent()
962 rs->h_addr_ptrs[1] = NULL; in _gethtent()
970 if ((cp = strpbrk(cp, " \t")) != NULL) in _gethtent()
979 if ((cp = strpbrk(cp, " \t")) != NULL) in _gethtent()
982 *q = NULL; in _gethtent()
995 assert(rv != NULL); in _gethtbyname()
1001 hp = NULL; in _gethtbyname()
1005 if (res == NULL) in _gethtbyname()
1009 if (hp==NULL) in _gethtbyname()
1017 if (hp == NULL) { in _gethtbyname()
1033 assert(name != NULL); in _gethtbyname2()
1036 ptr = tmpbuf = NULL; in _gethtbyname2()
1038 while ((p = _gethtent()) != NULL && num < MAXADDRS) { in _gethtbyname2()
1042 for (cp = p->h_aliases; *cp != NULL; cp++) in _gethtbyname2()
1045 if (*cp == NULL) continue; in _gethtbyname2()
1055 for (cp = p->h_aliases; *cp != NULL; cp++) in _gethtbyname2()
1058 if ((tmpbuf = malloc(bufsize)) == NULL) { in _gethtbyname2()
1060 return NULL; in _gethtbyname2()
1066 for (cp = p->h_aliases; *cp != NULL; cp++) { in _gethtbyname2()
1080 if (num == 0) return NULL; in _gethtbyname2()
1087 return NULL; in _gethtbyname2()
1101 *cp = NULL; in _gethtbyname2()
1109 *cp = NULL; in _gethtbyname2()
1123 assert(rv != NULL); in _gethtbyaddr()
1133 while ((p = _gethtent()) != NULL) in _gethtbyaddr()
1139 if (p==NULL) { in _gethtbyaddr()
1153 assert(src != NULL); in map_v4v6_address()
1154 assert(dst != NULL); in map_v4v6_address()
1172 assert(hp != NULL); in map_v4v6_hostent()
1173 assert(bpp != NULL); in map_v4v6_hostent()
1174 assert(ep != NULL); in map_v4v6_hostent()
1185 *ap = NULL; in map_v4v6_hostent()
1203 assert(ap != NULL); in addrsort()
1258 assert(rv != NULL); in _dns_gethtbyname()
1275 if (buf == NULL) { in _dns_gethtbyname()
1280 if (res == NULL) { in _dns_gethtbyname()
1294 if (hp == NULL) in _dns_gethtbyname()
1322 assert(rv != NULL); in _dns_gethtbyaddr()
1361 if (buf == NULL) { in _dns_gethtbyaddr()
1366 if (res == NULL) { in _dns_gethtbyaddr()
1381 if (hp == NULL) { in _dns_gethtbyaddr()
1396 rs->h_addr_ptrs[1] = NULL; in _dns_gethtbyaddr()