diff options
| author | Jung-uk Kim <jkim@FreeBSD.org> | 2019-09-10 17:40:53 +0000 |
|---|---|---|
| committer | Jung-uk Kim <jkim@FreeBSD.org> | 2019-09-10 17:40:53 +0000 |
| commit | fbc3ad1ae1976eb5f2bac351260f2c5ee255c27f (patch) | |
| tree | 47b0480872069bf4f86022494c02f03c8064090d /crypto/bio/b_addr.c | |
| parent | 55cff0339bb965074f300ecedc3f153ffb3e0fd3 (diff) | |
Notes
Diffstat (limited to 'crypto/bio/b_addr.c')
| -rw-r--r-- | crypto/bio/b_addr.c | 26 |
1 files changed, 20 insertions, 6 deletions
diff --git a/crypto/bio/b_addr.c b/crypto/bio/b_addr.c index f295b766fa734..dd5008e636a47 100644 --- a/crypto/bio/b_addr.c +++ b/crypto/bio/b_addr.c @@ -675,7 +675,7 @@ int BIO_lookup_ex(const char *host, const char *service, int lookup_type, if (1) { #ifdef AI_PASSIVE - int gai_ret = 0; + int gai_ret = 0, old_ret = 0; struct addrinfo hints; memset(&hints, 0, sizeof(hints)); @@ -683,12 +683,12 @@ int BIO_lookup_ex(const char *host, const char *service, int lookup_type, hints.ai_family = family; hints.ai_socktype = socktype; hints.ai_protocol = protocol; -#ifdef AI_ADDRCONFIG -#ifdef AF_UNSPEC +# ifdef AI_ADDRCONFIG +# ifdef AF_UNSPEC if (family == AF_UNSPEC) -#endif +# endif hints.ai_flags |= AI_ADDRCONFIG; -#endif +# endif if (lookup_type == BIO_LOOKUP_SERVER) hints.ai_flags |= AI_PASSIVE; @@ -696,6 +696,7 @@ int BIO_lookup_ex(const char *host, const char *service, int lookup_type, /* Note that |res| SHOULD be a 'struct addrinfo **' thanks to * macro magic in bio_lcl.h */ + retry: switch ((gai_ret = getaddrinfo(host, service, &hints, res))) { # ifdef EAI_SYSTEM case EAI_SYSTEM: @@ -703,12 +704,25 @@ int BIO_lookup_ex(const char *host, const char *service, int lookup_type, BIOerr(BIO_F_BIO_LOOKUP_EX, ERR_R_SYS_LIB); break; # endif +# ifdef EAI_MEMORY + case EAI_MEMORY: + BIOerr(BIO_F_BIO_LOOKUP_EX, ERR_R_MALLOC_FAILURE); + break; +# endif case 0: ret = 1; /* Success */ break; default: +# if defined(AI_ADDRCONFIG) && defined(AI_NUMERICHOST) + if (hints.ai_flags & AI_ADDRCONFIG) { + hints.ai_flags &= ~AI_ADDRCONFIG; + hints.ai_flags |= AI_NUMERICHOST; + old_ret = gai_ret; + goto retry; + } +# endif BIOerr(BIO_F_BIO_LOOKUP_EX, ERR_R_SYS_LIB); - ERR_add_error_data(1, gai_strerror(gai_ret)); + ERR_add_error_data(1, gai_strerror(old_ret ? old_ret : gai_ret)); break; } } else { |