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authorRaimo Niskanen <[email protected]>2016-06-02 07:52:28 +0200
committerRaimo Niskanen <[email protected]>2016-06-02 08:00:57 +0200
commit30a202a41eb51f74d44e25667780136507395713 (patch)
treebf322dbdd67a56b2d521e8c8f37f00197ffae3a4 /erts/emulator/drivers/common
parentfaa62026143e37f80dbbb5f895715d1b8a369a9a (diff)
parent0f1a85ef0373f2b5767579a30a6dc29eeb16438a (diff)
downloadotp-30a202a41eb51f74d44e25667780136507395713.tar.gz
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Merge branch 'saleyn/uds/PR-612/OTP-13572'
* saleyn/uds/PR-612/OTP-13572: Rewrite inet* for address family 'local' Rewrite inet_drv for AF_LOCAL Assign externally open fd to gen_tcp (UDS support) Conflicts: erts/preloaded/ebin/prim_inet.beam lib/kernel/doc/src/gen_tcp.xml lib/kernel/doc/src/gen_udp.xml lib/kernel/src/inet6_sctp.erl lib/kernel/test/inet_SUITE.erl
Diffstat (limited to 'erts/emulator/drivers/common')
-rw-r--r--erts/emulator/drivers/common/inet_drv.c353
1 files changed, 267 insertions, 86 deletions
diff --git a/erts/emulator/drivers/common/inet_drv.c b/erts/emulator/drivers/common/inet_drv.c
index e87d141ddb..1967b27906 100644
--- a/erts/emulator/drivers/common/inet_drv.c
+++ b/erts/emulator/drivers/common/inet_drv.c
@@ -34,6 +34,7 @@
#include <stdio.h>
#include <stdlib.h>
+#include <stddef.h>
#include <ctype.h>
#include <sys/types.h>
#include <errno.h>
@@ -58,6 +59,9 @@
#ifdef HAVE_NETPACKET_PACKET_H
#include <netpacket/packet.h>
#endif
+#ifdef HAVE_SYS_UN_H
+#include <sys/un.h>
+#endif
/* All platforms fail on malloc errors. */
#define FATAL_MALLOC
@@ -573,7 +577,7 @@ static int my_strncasecmp(const char *s1, const char *s2, size_t n)
#ifdef HAVE_SOCKLEN_T
# define SOCKLEN_T socklen_t
#else
-# define SOCKLEN_T int
+# define SOCKLEN_T size_t
#endif
#include "packet_parser.h"
@@ -587,6 +591,22 @@ static int my_strncasecmp(const char *s1, const char *s2, size_t n)
(((unsigned char*) (s))[1] << 8) | \
(((unsigned char*) (s))[0]))
+/* strnlen doesn't exist everywhere */
+static size_t my_strnlen(const char *s, size_t maxlen)
+{
+ size_t i = 0;
+ while (i < maxlen && s[i] != '\0')
+ i++;
+ return i;
+}
+
+/* Check that some character in the buffer != '\0' */
+static int is_nonzero(const char *s, size_t n)
+{
+ size_t i;
+ for (i = 0; i < n; i++) if (s[i] != '\0') return !0;
+ return 0;
+}
#ifdef VALGRIND
# include <valgrind/memcheck.h>
@@ -611,6 +631,8 @@ static int my_strncasecmp(const char *s1, const char *s2, size_t n)
#define INET_AF_INET6 2
#define INET_AF_ANY 3 /* INADDR_ANY or IN6ADDR_ANY_INIT */
#define INET_AF_LOOPBACK 4 /* INADDR_LOOPBACK or IN6ADDR_LOOPBACK_INIT */
+#define INET_AF_LOCAL 5
+#define INET_AF_UNDEFINED 6 /* Unknown */
/* open and INET_REQ_GETTYPE enumeration */
#define INET_TYPE_STREAM 1
@@ -896,19 +918,35 @@ typedef union {
#ifdef HAVE_IN6
struct sockaddr_in6 sai6;
#endif
+#ifdef HAVE_SYS_UN_H
+ struct sockaddr_un sal;
+#endif
} inet_address;
-/* for AF_INET & AF_INET6 */
-#define inet_address_port(x) ((x)->sai.sin_port)
+#define inet_address_port(x) \
+ ((((x)->sai.sin_family == AF_INET) || \
+ ((x)->sai.sin_family == AF_INET6)) ? \
+ ((x)->sai.sin_port) : -1)
+
+#ifdef HAVE_SYS_UN_H
+#define localaddrlen(data) \
+ ((((unsigned char*)(data))[0] == INET_AF_LOCAL) ? \
+ (1 + 1 + ((unsigned char*)(data))[1]) : 1)
+#else
+#define localaddrlen(data) (1)
+#endif
#if defined(HAVE_IN6) && defined(AF_INET6)
-#define addrlen(family) \
- ((family == AF_INET) ? sizeof(struct in_addr) : \
- ((family == AF_INET6) ? sizeof(struct in6_addr) : 0))
+#define addrlen(data) \
+ ((((unsigned char*)(data))[0] == INET_AF_INET) ? \
+ (1 + 2 + 4) : \
+ ((((unsigned char*)(data))[0] == INET_AF_INET6) ? \
+ (1 + 2 + 16) : localaddrlen(data)))
#else
-#define addrlen(family) \
- ((family == AF_INET) ? sizeof(struct in_addr) : 0)
+#define addrlen(data) \
+ ((((unsigned char*)(data))[0] == INET_AF_INET) ? \
+ (1 + 2 + 4) : localaddrlen(data))
#endif
typedef struct _multi_timer_data {
@@ -999,8 +1037,10 @@ typedef struct {
inet_address peer_addr; /* fake peer address */
inet_address name_addr; /* fake local address */
- inet_address* peer_ptr; /* fake peername or NULL */
- inet_address* name_ptr; /* fake sockname or NULL */
+ inet_address* peer_ptr; /* fake peername or NULL */
+ inet_address* name_ptr; /* fake sockname or NULL */
+ SOCKLEN_T peer_addr_len; /* fake peername size */
+ SOCKLEN_T name_addr_len; /* fake sockname size */
int bufsz; /* minimum buffer constraint */
unsigned int hsz; /* the list header size, -1 is large !!! */
@@ -1246,6 +1286,7 @@ static int async_ref = 0; /* async reference id generator */
} while (0)
static ErlDrvTermData am_ok;
+static ErlDrvTermData am_undefined;
static ErlDrvTermData am_tcp;
static ErlDrvTermData am_error;
static ErlDrvTermData am_einval;
@@ -1262,6 +1303,7 @@ static ErlDrvTermData am_ssl_tls;
static ErlDrvTermData am_udp;
static ErlDrvTermData am_udp_passive;
static ErlDrvTermData am_udp_error;
+static ErlDrvTermData am_local;
#endif
#ifdef HAVE_SCTP
static ErlDrvTermData am_sctp;
@@ -1471,40 +1513,59 @@ static void *realloc_wrapper(void *current, ErlDrvSizeT size){
#endif
#ifdef HAVE_UDP
-static int load_ip_port(ErlDrvTermData* spec, int i, char* buf)
-{
- spec[i++] = ERL_DRV_INT;
- spec[i++] = (ErlDrvTermData) get_int16(buf);
- return i;
-}
-
-static int load_ip_address(ErlDrvTermData* spec, int i, int family, char* buf)
+static int load_address(ErlDrvTermData* spec, int i, char* buf)
{
int n;
- if (family == AF_INET) {
- for (n = 0; n < 4; n++) {
+ switch (*buf++) { /* Family */
+ case INET_AF_INET: {
+ for (n = 2; n < 2+4; n++) {
spec[i++] = ERL_DRV_INT;
spec[i++] = (ErlDrvTermData) ((unsigned char)buf[n]);
}
spec[i++] = ERL_DRV_TUPLE;
spec[i++] = 4;
+ spec[i++] = ERL_DRV_INT;
+ spec[i++] = (ErlDrvTermData) get_int16(buf);
+ break;
}
#if defined(HAVE_IN6) && defined(AF_INET6)
- else if (family == AF_INET6) {
- for (n = 0; n < 16; n += 2) {
+ case INET_AF_INET6: {
+ for (n = 2; n < 2+16; n += 2) {
spec[i++] = ERL_DRV_INT;
spec[i++] = (ErlDrvTermData) get_int16(buf+n);
}
spec[i++] = ERL_DRV_TUPLE;
spec[i++] = 8;
+ spec[i++] = ERL_DRV_INT;
+ spec[i++] = (ErlDrvTermData) get_int16(buf);
+ break;
}
#endif
- else {
+#ifdef HAVE_SYS_UN_H
+ case INET_AF_LOCAL: {
+ int len = *(unsigned char*)buf++;
+ i = LOAD_ATOM(spec, i, am_local);
+ i = LOAD_BUF2BINARY(spec, i, buf, len);
+ spec[i++] = ERL_DRV_TUPLE;
+ spec[i++] = 2;
+ spec[i++] = ERL_DRV_INT;
+ spec[i++] = 0;
+ break;
+ }
+#endif
+ default: { /* INET_AF_UNDEFINED */
+ i = LOAD_ATOM(spec, i, am_undefined);
+ spec[i++] = ERL_DRV_INT;
+ spec[i++] = 0;
spec[i++] = ERL_DRV_TUPLE;
+ spec[i++] = 2;
+ spec[i++] = ERL_DRV_INT;
spec[i++] = 0;
+ break;
+ }
}
return i;
-}
+ }
#endif
@@ -1512,10 +1573,13 @@ static int load_ip_address(ErlDrvTermData* spec, int i, int family, char* buf)
/* For SCTP, we often need to return {IP, Port} tuples: */
static int inet_get_address(char* dst, inet_address* src, unsigned int* len);
-#define LOAD_IP_AND_PORT_CNT \
+/* Max of {{int()*8},int()} | {{int()*4},int()} |
+ * {{'local',binary()},int()}
+ */
+#define LOAD_INET_GET_ADDRESS_CNT \
(8*LOAD_INT_CNT + LOAD_TUPLE_CNT + LOAD_INT_CNT + LOAD_TUPLE_CNT)
-static int load_ip_and_port
+static int load_inet_get_address
(ErlDrvTermData* spec, int i, inet_descriptor* desc,
struct sockaddr_storage* addr)
{
@@ -1533,8 +1597,7 @@ static int load_ip_and_port
/* NB: the following functions are safe to use, as they create tuples
of copied Ints on the "spec", and do not install any String pts --
a ptr to "abuf" would be dangling upon exiting this function: */
- i = load_ip_address(spec, i, desc->sfamily, abuf+3);
- i = load_ip_port (spec, i, abuf+1);
+ i = load_address(spec, i, abuf); /* IP,Port | Family,Addr */
i = LOAD_TUPLE (spec, i, 2);
return i;
}
@@ -2226,7 +2289,6 @@ static ErlDrvTermData am_http_error;
static ErlDrvTermData am_abs_path;
static ErlDrvTermData am_absoluteURI;
static ErlDrvTermData am_star;
-static ErlDrvTermData am_undefined;
static ErlDrvTermData am_http;
static ErlDrvTermData am_https;
static ErlDrvTermData am_scheme;
@@ -2917,7 +2979,7 @@ static int sctp_parse_async_event
ASSERT(sptr->spc_length <= sz); /* No buffer overrun */
i = LOAD_ATOM (spec, i, am_sctp_paddr_change);
- i = load_ip_and_port(spec, i, desc, &sptr->spc_aaddr);
+ i = load_inet_get_address(spec, i, desc, &sptr->spc_aaddr);
switch (sptr->spc_state)
{
@@ -3344,10 +3406,11 @@ static int tcp_error_message(tcp_descriptor* desc, int err)
#ifdef HAVE_UDP
/*
** active mode message:
-** {udp, S, IP, Port, [H1,...Hsz | Data]} or
-** {sctp, S, IP, Port, {[AncilData], Event_or_Data}}
+** {udp, S, IP, Port, [H1,...Hsz | Data]} or
+** {sctp, S, IP, Port, {[AncilData], Event_or_Data}}
** where
** [H1,...,HSz] are msg headers (without IP/Port, UDP only),
+** [AddrLen, H2,...,HSz] are msg headers for UDP AF_LOCAL only
** Data : List() | Binary()
*/
static int packet_binary_message
@@ -3357,6 +3420,7 @@ static int packet_binary_message
ErlDrvTermData spec [PACKET_ERL_DRV_TERM_DATA_LEN];
int i = 0;
int alen;
+ char* data = bin->orig_bytes+offs;
DEBUGF(("packet_binary_message(%ld): len = %d\r\n",
(long)desc->port, len));
@@ -3366,13 +3430,12 @@ static int packet_binary_message
i = LOAD_ATOM(spec, i, am_udp ); /* UDP only */
# endif
i = LOAD_PORT(spec, i, desc->dport); /* S */
-
- alen = addrlen(desc->sfamily);
- i = load_ip_address(spec, i, desc->sfamily, bin->orig_bytes+offs+3);
- i = load_ip_port(spec, i, bin->orig_bytes+offs+1); /* IP, Port */
-
- offs += (alen + 3);
- len -= (alen + 3);
+
+ alen = addrlen(data);
+ i = load_address(spec, i, data); /* IP,Port | Family,Addr */
+
+ offs += alen;
+ len -= alen;
# ifdef HAVE_SCTP
if (!IS_SCTP(desc))
@@ -3759,6 +3822,7 @@ static int inet_init()
# endif
INIT_ATOM(ok);
+ INIT_ATOM(undefined);
INIT_ATOM(tcp);
#ifdef HAVE_UDP
INIT_ATOM(udp);
@@ -3775,6 +3839,7 @@ static int inet_init()
#ifdef HAVE_UDP
INIT_ATOM(udp_passive);
INIT_ATOM(udp_error);
+ INIT_ATOM(local);
#endif
INIT_ATOM(empty_out_q);
INIT_ATOM(ssl_tls);
@@ -3787,7 +3852,6 @@ static int inet_init()
INIT_ATOM(abs_path);
INIT_ATOM(absoluteURI);
am_star = driver_mk_atom("*");
- INIT_ATOM(undefined);
INIT_ATOM(http);
INIT_ATOM(https);
INIT_ATOM(scheme);
@@ -3883,7 +3947,7 @@ static int inet_init()
/*
-** Set a inaddr structure:
+** Set an inaddr structure:
** src = [P1,P0,X1,X2,.....]
** dst points to a structure large enugh to keep any kind
** of inaddr.
@@ -3923,6 +3987,18 @@ static char* inet_set_address(int family, inet_address* dst,
return src + 2+16;
}
#endif
+#ifdef HAVE_SYS_UN_H
+ else if ((family == AF_LOCAL) && (*len >= 1)) {
+ int n = *((unsigned char*)src);
+ if ((*len < 1+n) || (sizeof(dst->sal.sun_path) < n+1))
+ return NULL;
+ sys_memzero((char*)dst, sizeof(struct sockaddr_un));
+ dst->sal.sun_family = family;
+ sys_memcpy(dst->sal.sun_path, src+1, n);
+ *len = offsetof(struct sockaddr_un, sun_path) + n;
+ return src + 1 + n;
+ }
+#endif
return NULL;
}
@@ -3931,7 +4007,7 @@ static char* inet_set_address(int family, inet_address* dst,
** or from argument if source data specifies constant address.
**
** src = [TAG,P1,P0] when TAG = INET_AF_ANY | INET_AF_LOOPBACK
-** src = [TAG,P1,P0,X1,X2,...] when TAG = INET_AF_INET | INET_AF_INET6
+** src = [TAG,P1,P0,X1,X2,...] when TAG = INET_AF_INET | INET_AF_INET6 | INET_AF_LOCAL
*/
static char *inet_set_faddress(int family, inet_address* dst,
char *src, ErlDrvSizeT* len) {
@@ -3949,6 +4025,12 @@ static char *inet_set_faddress(int family, inet_address* dst,
family = AF_INET6;
break;
# endif
+# ifdef HAVE_SYS_UN_H
+ case INET_AF_LOCAL: {
+ family = AF_LOCAL;
+ break;
+ }
+# endif
case INET_AF_ANY:
case INET_AF_LOOPBACK: {
int port;
@@ -4012,7 +4094,6 @@ static char *inet_set_faddress(int family, inet_address* dst,
return inet_set_address(family, dst, src, len);
}
-
/* Get a inaddr structure
** src = inaddr structure
** *len is the lenght of structure
@@ -4023,6 +4104,7 @@ static char *inet_set_faddress(int family, inet_address* dst,
*/
static int inet_get_address(char* dst, inet_address* src, unsigned int* len)
{
+ /* Compare the code with inet_address_to_erlang() */
int family;
short port;
@@ -4045,6 +4127,32 @@ static int inet_get_address(char* dst, inet_address* src, unsigned int* len)
return 0;
}
#endif
+#ifdef HAVE_SYS_UN_H
+ else if (family == AF_LOCAL) {
+ size_t n, m;
+ if (*len < offsetof(struct sockaddr_un, sun_path)) return -1;
+ n = *len - offsetof(struct sockaddr_un, sun_path);
+ if (255 < n) return -1;
+ /* Portability fix: Assume that the address is a zero terminated
+ * string, except when the first byte is \0 i.e the
+ * string length is 0. Then use the reported length instead.
+ * This fix handles Linux's abstract socket address
+ * nonportable extension.
+ */
+ m = my_strnlen(src->sal.sun_path, n);
+ if ((m == 0) && is_nonzero(src->sal.sun_path, n))
+ m = n;
+ dst[0] = INET_AF_LOCAL;
+ dst[1] = (char) ((unsigned char) m);
+ sys_memcpy(dst+2, src->sal.sun_path, m);
+ *len = 1 + 1 + m;
+ return 0;
+ }
+#endif
+ else {
+ dst[0] = INET_AF_UNDEFINED;
+ *len = 1;
+ }
return -1;
}
@@ -4053,7 +4161,9 @@ static int inet_get_address(char* dst, inet_address* src, unsigned int* len)
** according to the size of the current,
** and return the resulting encoded size
*/
-static int inet_address_to_erlang(char *dst, inet_address **src) {
+static int
+inet_address_to_erlang(char *dst, inet_address **src, SOCKLEN_T sz) {
+ /* Compare the code with inet_get_address() */
short port;
switch ((*src)->sa.sa_family) {
@@ -4078,6 +4188,30 @@ static int inet_address_to_erlang(char *dst, inet_address **src) {
(*src) = (inet_address *) (&(*src)->sai6 + 1);
return 1 + 2 + 16;
#endif
+#ifdef HAVE_SYS_UN_H
+ case AF_LOCAL: {
+ size_t n, m;
+ if (sz < offsetof(struct sockaddr_un, sun_path)) return -1;
+ n = sz - offsetof(struct sockaddr_un, sun_path);
+ if (255 < n) return -1;
+ /* Portability fix: Assume that the address is a zero terminated
+ * string, except when the first byte is \0 i.e the
+ * string length is 0. Then use the reported length instead.
+ * This fix handles Linux's abstract socket address
+ * nonportable extension.
+ */
+ m = my_strnlen((*src)->sal.sun_path, n);
+ if ((m == 0) && is_nonzero((*src)->sal.sun_path, n))
+ m = n;
+ if (dst) {
+ dst[0] = INET_AF_LOCAL;
+ dst[1] = (char) ((unsigned char) m);
+ sys_memcpy(dst+2, (*src)->sal.sun_path, m);
+ }
+ (*src) = (inet_address *) (&(*src)->sal + 1);
+ return 1 + 1 + m;
+ }
+#endif
default:
return -1;
}
@@ -4086,7 +4220,7 @@ static int inet_address_to_erlang(char *dst, inet_address **src) {
/* Encode n encoded addresses from addrs in the result buffer
*/
static ErlDrvSizeT reply_inet_addrs
-(int n, inet_address *addrs, char **rbuf, ErlDrvSizeT rsize) {
+(int n, inet_address *addrs, char **rbuf, ErlDrvSizeT rsize, SOCKLEN_T sz) {
inet_address *ia;
int i, s;
ErlDrvSizeT rlen;
@@ -4094,11 +4228,19 @@ static ErlDrvSizeT reply_inet_addrs
if (IS_SOCKET_ERROR(n)) return ctl_error(sock_errno(), rbuf, rsize);
if (n == 0) return ctl_reply(INET_REP_OK, NULL, 0, rbuf, rsize);
+ /* The sz argument is only used when we have got an actual size
+ * of addrs[0] from e.g getsockname() and then n == 1
+ * so we will loop over 1 element below. Otherwise sz
+ * would be expected to differ between addresses but that
+ * can only happen for AF_LOCAL and we will only be called with
+ * n > 1 for SCTP and that will never (?) happen with AF_LOCAL
+ */
+
/* Calculate result length */
rlen = 1;
ia = addrs;
for (i = 0; i < n; i++) {
- s = inet_address_to_erlang(NULL, &ia);
+ s = inet_address_to_erlang(NULL, &ia, sz);
if (s < 0) break;
rlen += s;
}
@@ -4109,7 +4251,7 @@ static ErlDrvSizeT reply_inet_addrs
rlen = 1;
ia = addrs;
for (i = 0; i < n; i++) {
- s = inet_address_to_erlang((*rbuf)+rlen, &ia);
+ s = inet_address_to_erlang((*rbuf)+rlen, &ia, sz);
if (s < 0) break;
rlen += s;
}
@@ -4180,6 +4322,7 @@ static ErlDrvSSizeT inet_ctl_open(inet_descriptor* desc, int domain, int type,
char** rbuf, ErlDrvSizeT rsize)
{
int save_errno;
+ int protocol;
#ifdef HAVE_SETNS
int current_ns, new_ns;
current_ns = new_ns = 0;
@@ -4218,7 +4361,11 @@ static ErlDrvSSizeT inet_ctl_open(inet_descriptor* desc, int domain, int type,
}
}
#endif
- if ((desc->s = sock_open(domain, type, desc->sprotocol)) == INVALID_SOCKET)
+ protocol = desc->sprotocol;
+#ifdef HAVE_SYS_UN_H
+ if (domain == AF_LOCAL) protocol = 0;
+#endif
+ if ((desc->s = sock_open(domain, type, protocol)) == INVALID_SOCKET)
save_errno = sock_errno();
#ifdef HAVE_SETNS
if (desc->netns != NULL) {
@@ -7119,14 +7266,14 @@ static ErlDrvSSizeT inet_fill_opts(inet_descriptor* desc,
#ifdef HAVE_SCTP
#define LOAD_PADDRINFO_CNT \
- (2*LOAD_ATOM_CNT + LOAD_ASSOC_ID_CNT + LOAD_IP_AND_PORT_CNT + \
+ (2*LOAD_ATOM_CNT + LOAD_ASSOC_ID_CNT + LOAD_INET_GET_ADDRESS_CNT + \
4*LOAD_INT_CNT + LOAD_TUPLE_CNT)
static int load_paddrinfo (ErlDrvTermData * spec, int i,
inet_descriptor* desc, struct sctp_paddrinfo* pai)
{
i = LOAD_ATOM (spec, i, am_sctp_paddrinfo);
i = LOAD_ASSOC_ID (spec, i, pai->spinfo_assoc_id);
- i = load_ip_and_port(spec, i, desc, &pai->spinfo_address);
+ i = load_inet_get_address(spec, i, desc, &pai->spinfo_address);
switch(pai->spinfo_state)
{
case SCTP_ACTIVE:
@@ -7542,7 +7689,7 @@ static ErlDrvSSizeT sctp_fill_opts(inet_descriptor* desc,
/* Fill in the response: */
PLACE_FOR(spec, i,
2*LOAD_ATOM_CNT + LOAD_ASSOC_ID_CNT +
- LOAD_IP_AND_PORT_CNT + 2*LOAD_TUPLE_CNT);
+ LOAD_INET_GET_ADDRESS_CNT + 2*LOAD_TUPLE_CNT);
switch (eopt) {
case SCTP_OPT_PRIMARY_ADDR:
i = LOAD_ATOM(spec, i, am_sctp_primary_addr);
@@ -7556,7 +7703,7 @@ static ErlDrvSSizeT sctp_fill_opts(inet_descriptor* desc,
ASSERT(0);
}
i = LOAD_ASSOC_ID (spec, i, sp.sspp_assoc_id);
- i = load_ip_and_port(spec, i, desc, &sp.sspp_addr);
+ i = load_inet_get_address(spec, i, desc, &sp.sspp_addr);
i = LOAD_TUPLE (spec, i, 3);
i = LOAD_TUPLE (spec, i, 2);
break;
@@ -7603,11 +7750,11 @@ static ErlDrvSSizeT sctp_fill_opts(inet_descriptor* desc,
/* Fill in the response: */
PLACE_FOR(spec, i,
2*LOAD_ATOM_CNT + LOAD_ASSOC_ID_CNT +
- LOAD_IP_AND_PORT_CNT + 4*LOAD_INT_CNT);
+ LOAD_INET_GET_ADDRESS_CNT + 4*LOAD_INT_CNT);
i = LOAD_ATOM (spec, i, am_sctp_peer_addr_params);
i = LOAD_ATOM (spec, i, am_sctp_paddrparams);
i = LOAD_ASSOC_ID (spec, i, ap.spp_assoc_id);
- i = load_ip_and_port(spec, i, desc, &ap.spp_address);
+ i = load_inet_get_address(spec, i, desc, &ap.spp_address);
i = LOAD_INT (spec, i, ap.spp_hbinterval);
i = LOAD_INT (spec, i, ap.spp_pathmaxrxt);
@@ -8248,6 +8395,11 @@ static ErlDrvSSizeT inet_ctl(inet_descriptor* desc, int cmd, char* buf,
put_int32(INET_AF_INET6, &tbuf[0]);
}
#endif
+#ifdef HAVE_SYS_UN_H
+ else if (desc->sfamily == AF_LOCAL) {
+ put_int32(INET_AF_LOCAL, &tbuf[0]);
+ }
+#endif
else
return ctl_error(EINVAL, rbuf, rsize);
@@ -8307,19 +8459,19 @@ static ErlDrvSSizeT inet_ctl(inet_descriptor* desc, int cmd, char* buf,
assoc_id = get_int32(buf);
n = p_sctp_getpaddrs(desc->s, assoc_id, &sa);
- rlen = reply_inet_addrs(n, (inet_address *) sa, rbuf, rsize);
+ rlen = reply_inet_addrs(n, (inet_address *) sa, rbuf, rsize, 0);
if (n > 0) p_sctp_freepaddrs(sa);
return rlen;
}
#endif
{ /* Fallback to sock_peer */
inet_address addr;
- unsigned int sz;
+ SOCKLEN_T sz;
int i;
sz = sizeof(addr);
i = sock_peer(desc->s, (struct sockaddr *) &addr, &sz);
- return reply_inet_addrs(i >= 0 ? 1 : i, &addr, rbuf, rsize);
+ return reply_inet_addrs(i >= 0 ? 1 : i, &addr, rbuf, rsize, sz);
}
}
@@ -8327,15 +8479,21 @@ static ErlDrvSSizeT inet_ctl(inet_descriptor* desc, int cmd, char* buf,
char tbuf[sizeof(inet_address)];
inet_address peer;
inet_address* ptr;
- unsigned int sz = sizeof(peer);
+ unsigned int sz;
DEBUGF(("inet_ctl(%ld): PEER\r\n", (long)desc->port));
if (!(desc->state & INET_F_ACTIVE))
return ctl_error(ENOTCONN, rbuf, rsize);
- if ((ptr = desc->peer_ptr) == NULL) {
+ if ((ptr = desc->peer_ptr) != NULL) {
+ sz = desc->peer_addr_len;
+ }
+ else {
ptr = &peer;
- if (IS_SOCKET_ERROR(sock_peer(desc->s, (struct sockaddr*)ptr,&sz)))
+ sz = sizeof(peer);
+ if (IS_SOCKET_ERROR
+ (sock_peer
+ (desc->s, (struct sockaddr*)ptr, &sz)))
return ctl_error(sock_errno(), rbuf, rsize);
}
if (inet_get_address(tbuf, ptr, &sz) < 0)
@@ -8350,11 +8508,12 @@ static ErlDrvSSizeT inet_ctl(inet_descriptor* desc, int cmd, char* buf,
}
else if (len < 2)
return ctl_error(EINVAL, rbuf, rsize);
- else if (inet_set_address(desc->sfamily, &desc->peer_addr,
- buf, &len) == NULL)
+ else if (inet_set_faddress
+ (desc->sfamily, &desc->peer_addr, buf, &len) == NULL)
return ctl_error(EINVAL, rbuf, rsize);
else {
desc->peer_ptr = &desc->peer_addr;
+ desc->peer_addr_len = (SOCKLEN_T) len;
return ctl_reply(INET_REP_OK, NULL, 0, rbuf, rsize);
}
}
@@ -8376,19 +8535,19 @@ static ErlDrvSSizeT inet_ctl(inet_descriptor* desc, int cmd, char* buf,
assoc_id = get_int32(buf);
n = p_sctp_getladdrs(desc->s, assoc_id, &sa);
- rlen = reply_inet_addrs(n, (inet_address *) sa, rbuf, rsize);
+ rlen = reply_inet_addrs(n, (inet_address *) sa, rbuf, rsize, 0);
if (n > 0) p_sctp_freeladdrs(sa);
return rlen;
}
#endif
{ /* Fallback to sock_name */
inet_address addr;
- unsigned int sz;
+ SOCKLEN_T sz;
int i;
sz = sizeof(addr);
i = sock_name(desc->s, (struct sockaddr *) &addr, &sz);
- return reply_inet_addrs(i >= 0 ? 1 : i, &addr, rbuf, rsize);
+ return reply_inet_addrs(i >= 0 ? 1 : i, &addr, rbuf, rsize, sz);
}
}
@@ -8396,16 +8555,21 @@ static ErlDrvSSizeT inet_ctl(inet_descriptor* desc, int cmd, char* buf,
char tbuf[sizeof(inet_address)];
inet_address name;
inet_address* ptr;
- unsigned int sz = sizeof(name);
+ unsigned int sz;
DEBUGF(("inet_ctl(%ld): NAME\r\n", (long)desc->port));
if (!IS_BOUND(desc))
return ctl_error(EINVAL, rbuf, rsize); /* address is not valid */
- if ((ptr = desc->name_ptr) == NULL) {
+ if ((ptr = desc->name_ptr) != NULL) {
+ sz = desc->name_addr_len;
+ }
+ else {
ptr = &name;
- if (IS_SOCKET_ERROR(sock_name(desc->s, (struct sockaddr*)ptr, &sz)))
+ sz = sizeof(name);
+ if (IS_SOCKET_ERROR
+ (sock_name(desc->s, (struct sockaddr*)ptr, &sz)))
return ctl_error(sock_errno(), rbuf, rsize);
}
if (inet_get_address(tbuf, ptr, &sz) < 0)
@@ -8413,18 +8577,19 @@ static ErlDrvSSizeT inet_ctl(inet_descriptor* desc, int cmd, char* buf,
return ctl_reply(INET_REP_OK, tbuf, sz, rbuf, rsize);
}
- case INET_REQ_SETNAME: { /* set fake peername Port Address */
+ case INET_REQ_SETNAME: { /* set fake sockname Port Address */
if (len == 0) {
desc->name_ptr = NULL;
return ctl_reply(INET_REP_OK, NULL, 0, rbuf, rsize);
}
else if (len < 2)
return ctl_error(EINVAL, rbuf, rsize);
- else if (inet_set_address(desc->sfamily, &desc->name_addr,
- buf, &len) == NULL)
+ else if (inet_set_faddress
+ (desc->sfamily, &desc->name_addr, buf, &len) == NULL)
return ctl_error(EINVAL, rbuf, rsize);
else {
desc->name_ptr = &desc->name_addr;
+ desc->name_addr_len = (SOCKLEN_T) len;
return ctl_reply(INET_REP_OK, NULL, 0, rbuf, rsize);
}
}
@@ -8432,7 +8597,7 @@ static ErlDrvSSizeT inet_ctl(inet_descriptor* desc, int cmd, char* buf,
case INET_REQ_BIND: { /* bind socket */
char tbuf[2];
inet_address local;
- short port;
+ int port;
DEBUGF(("inet_ctl(%ld): BIND\r\n", (long)desc->port));
@@ -8449,13 +8614,14 @@ static ErlDrvSSizeT inet_ctl(inet_descriptor* desc, int cmd, char* buf,
desc->state = INET_STATE_BOUND;
- if ((port = inet_address_port(&local)) == 0) {
+ port = inet_address_port(&local);
+ if (port == 0) {
SOCKLEN_T adrlen = sizeof(local);
sock_name(desc->s, &local.sa, &adrlen);
port = inet_address_port(&local);
}
- port = sock_ntohs(port);
- put_int16(port, tbuf);
+ else if (port == -1) port = 0;
+ put_int16(sock_ntohs((Uint16) port), tbuf);
return ctl_reply(INET_REP_OK, tbuf, 2, rbuf, rsize);
}
@@ -8912,6 +9078,11 @@ static ErlDrvSSizeT tcp_inet_ctl(ErlDrvData e, unsigned int cmd,
return ctl_xerror("eafnosupport", rbuf, rsize);
break;
#endif
+#ifdef HAVE_SYS_UN_H
+ case INET_AF_LOCAL:
+ domain = AF_LOCAL;
+ break;
+#endif
default:
return ctl_error(EINVAL, rbuf, rsize);
}
@@ -8938,6 +9109,11 @@ static ErlDrvSSizeT tcp_inet_ctl(ErlDrvData e, unsigned int cmd,
return ctl_xerror("eafnosupport", rbuf, rsize);
break;
#endif
+#ifdef HAVE_SYS_UN_H
+ case INET_AF_LOCAL:
+ domain = AF_LOCAL;
+ break;
+#endif
default:
return ctl_error(EINVAL, rbuf, rsize);
}
@@ -8993,8 +9169,8 @@ static ErlDrvSSizeT tcp_inet_ctl(ErlDrvData e, unsigned int cmd,
timeout = get_int32(buf);
buf += 4;
len -= 4;
- if (inet_set_address(desc->inet.sfamily, &desc->inet.remote,
- buf, &len) == NULL)
+ if (inet_set_faddress
+ (desc->inet.sfamily, &desc->inet.remote, buf, &len) == NULL)
return ctl_error(EINVAL, rbuf, rsize);
code = sock_connect(desc->inet.s,
@@ -10777,6 +10953,9 @@ static ErlDrvSSizeT packet_inet_ctl(ErlDrvData e, unsigned int cmd, char* buf,
return ctl_xerror("eafnosupport", rbuf, rsize);
break;
#endif
+#ifdef HAVE_SYS_UN_H
+ case INET_AF_LOCAL: af = AF_LOCAL; break;
+#endif
default:
return ctl_error(EINVAL, rbuf, rsize);
}
@@ -10827,6 +11006,9 @@ static ErlDrvSSizeT packet_inet_ctl(ErlDrvData e, unsigned int cmd, char* buf,
return ctl_xerror("eafnosupport", rbuf, rsize);
break;
#endif
+#ifdef HAVE_SYS_UN_H
+ case INET_AF_LOCAL: af = AF_LOCAL; break;
+#endif
default:
return ctl_error(EINVAL, rbuf, rsize);
}
@@ -10909,7 +11091,7 @@ static ErlDrvSSizeT packet_inet_ctl(ErlDrvData e, unsigned int cmd, char* buf,
/* For SCTP, we do not set the peer's addr in desc->remote, as
multiple peers are possible: */
- if (inet_set_address(desc->sfamily, &remote, buf, &len) == NULL)
+ if (inet_set_faddress(desc->sfamily, &remote, buf, &len) == NULL)
return ctl_error(EINVAL, rbuf, rsize);
sock_select(desc, FD_CONNECT, 1);
@@ -10949,8 +11131,8 @@ static ErlDrvSSizeT packet_inet_ctl(ErlDrvData e, unsigned int cmd, char* buf,
/* Ignore timeout */
buf += 4;
len -= 4;
- if (inet_set_address(desc->sfamily,
- &desc->remote, buf, &len) == NULL)
+ if (inet_set_faddress
+ (desc->sfamily, &desc->remote, buf, &len) == NULL)
return ctl_error(EINVAL, rbuf, rsize);
code = sock_connect(desc->s,
@@ -11130,12 +11312,12 @@ static void packet_inet_timeout(ErlDrvData e)
/* THIS IS A "send*" REQUEST; on the Erlang side: "port_command".
-** input should be: P1 P0 Address buffer .
+** input should be: Family Address buffer .
** For UDP, buffer (after Address) is just data to be sent.
** For SCTP, buffer contains a list representing 2 items:
** (1) 6 parms for sctp_sndrcvinfo, as in sctp_get_sendparams();
** (2) 0+ real data bytes.
-** There is no destination address -- SCTYP send is performed over
+** There is no destination address -- SCTP send is performed over
** an existing association, using "sctp_sndrcvinfo" specified.
*/
static void packet_inet_command(ErlDrvData e, char* buf, ErlDrvSizeT len)
@@ -11210,7 +11392,7 @@ static void packet_inet_command(ErlDrvData e, char* buf, ErlDrvSizeT len)
/* UDP socket. Even if it is connected, there is an address prefix
here -- ignored for connected sockets: */
sz = len;
- qtr = inet_set_address(desc->sfamily, &other, ptr, &sz);
+ qtr = inet_set_faddress(desc->sfamily, &other, ptr, &sz);
if (qtr == NULL) {
inet_reply_error(desc, EINVAL);
return;
@@ -11809,9 +11991,8 @@ int erts_sock_connect(erts_sock_t socket, byte *ip_addr, int len, Uint16 port)
if (!inet_set_address(AF_INET, &addr, buf, &blen))
return 0;
- if (IS_SOCKET_ERROR(sock_connect(s,
- (struct sockaddr *) &addr,
- sizeof(struct sockaddr_in))))
+ if (IS_SOCKET_ERROR
+ (sock_connect(s, (struct sockaddr *) &addr, blen)))
return 0;
return 1;
}