diff options
Diffstat (limited to 'crypto/bio/bss_dgram.c')
-rw-r--r-- | crypto/bio/bss_dgram.c | 84 |
1 files changed, 77 insertions, 7 deletions
diff --git a/crypto/bio/bss_dgram.c b/crypto/bio/bss_dgram.c index e3e3dd0503a8..7fcd831da06b 100644 --- a/crypto/bio/bss_dgram.c +++ b/crypto/bio/bss_dgram.c @@ -65,7 +65,7 @@ #include <openssl/bio.h> #ifndef OPENSSL_NO_DGRAM -# if defined(OPENSSL_SYS_WIN32) || defined(OPENSSL_SYS_VMS) +# if defined(OPENSSL_SYS_VMS) # include <sys/timeb.h> # endif @@ -80,6 +80,10 @@ # define IP_MTU 14 /* linux is lame */ # endif +# if OPENSSL_USE_IPV6 && !defined(IPPROTO_IPV6) +# define IPPROTO_IPV6 41 /* windows is lame */ +# endif + # if defined(__FreeBSD__) && defined(IN6_IS_ADDR_V4MAPPED) /* Standard definition causes type-punning problems. */ # undef IN6_IS_ADDR_V4MAPPED @@ -496,8 +500,8 @@ static long dgram_ctrl(BIO *b, int cmd, long num, void *ptr) int *ip; struct sockaddr *to = NULL; bio_dgram_data *data = NULL; -# if defined(OPENSSL_SYS_LINUX) && (defined(IP_MTU_DISCOVER) || defined(IP_MTU)) int sockopt_val = 0; +# if defined(OPENSSL_SYS_LINUX) && (defined(IP_MTU_DISCOVER) || defined(IP_MTU)) socklen_t sockopt_len; /* assume that system supporting IP_MTU is * modern enough to define socklen_t */ socklen_t addr_len; @@ -882,6 +886,61 @@ static long dgram_ctrl(BIO *b, int cmd, long num, void *ptr) ret = 0; break; # endif + case BIO_CTRL_DGRAM_SET_DONT_FRAG: + sockopt_val = num ? 1 : 0; + + switch (data->peer.sa.sa_family) { + case AF_INET: +# if defined(IP_DONTFRAG) + if ((ret = setsockopt(b->num, IPPROTO_IP, IP_DONTFRAG, + &sockopt_val, sizeof(sockopt_val))) < 0) { + perror("setsockopt"); + ret = -1; + } +# elif defined(OPENSSL_SYS_LINUX) && defined(IP_MTU_DISCOVER) && defined (IP_PMTUDISC_PROBE) + if ((sockopt_val = num ? IP_PMTUDISC_PROBE : IP_PMTUDISC_DONT), + (ret = setsockopt(b->num, IPPROTO_IP, IP_MTU_DISCOVER, + &sockopt_val, sizeof(sockopt_val))) < 0) { + perror("setsockopt"); + ret = -1; + } +# elif defined(OPENSSL_SYS_WINDOWS) && defined(IP_DONTFRAGMENT) + if ((ret = setsockopt(b->num, IPPROTO_IP, IP_DONTFRAGMENT, + (const char *)&sockopt_val, + sizeof(sockopt_val))) < 0) { + perror("setsockopt"); + ret = -1; + } +# else + ret = -1; +# endif + break; +# if OPENSSL_USE_IPV6 + case AF_INET6: +# if defined(IPV6_DONTFRAG) + if ((ret = setsockopt(b->num, IPPROTO_IPV6, IPV6_DONTFRAG, + (const void *)&sockopt_val, + sizeof(sockopt_val))) < 0) { + perror("setsockopt"); + ret = -1; + } +# elif defined(OPENSSL_SYS_LINUX) && defined(IPV6_MTUDISCOVER) + if ((sockopt_val = num ? IP_PMTUDISC_PROBE : IP_PMTUDISC_DONT), + (ret = setsockopt(b->num, IPPROTO_IPV6, IPV6_MTU_DISCOVER, + &sockopt_val, sizeof(sockopt_val))) < 0) { + perror("setsockopt"); + ret = -1; + } +# else + ret = -1; +# endif + break; +# endif + default: + ret = -1; + break; + } + break; case BIO_CTRL_DGRAM_GET_MTU_OVERHEAD: ret = dgram_get_mtu_overhead(data); break; @@ -1995,11 +2054,22 @@ int BIO_dgram_non_fatal_error(int err) static void get_current_time(struct timeval *t) { -# ifdef OPENSSL_SYS_WIN32 - struct _timeb tb; - _ftime(&tb); - t->tv_sec = (long)tb.time; - t->tv_usec = (long)tb.millitm * 1000; +# if defined(_WIN32) + SYSTEMTIME st; + union { + unsigned __int64 ul; + FILETIME ft; + } now; + + GetSystemTime(&st); + SystemTimeToFileTime(&st, &now.ft); +# ifdef __MINGW32__ + now.ul -= 116444736000000000ULL; +# else + now.ul -= 116444736000000000UI64; /* re-bias to 1/1/1970 */ +# endif + t->tv_sec = (long)(now.ul / 10000000); + t->tv_usec = ((int)(now.ul % 10000000)) / 10; # elif defined(OPENSSL_SYS_VMS) struct timeb tb; ftime(&tb); |