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authorRaimo Niskanen <[email protected]>2016-05-04 14:09:04 +0200
committerRaimo Niskanen <[email protected]>2016-06-01 11:00:48 +0200
commit011954e851d421b882b0b4eaeda04cfc2895d70a (patch)
treea608859fbfb83c90a736784fd7e188acc159eadf /erts/emulator/drivers
parente293ad1b08b2f937555a102e6f3b4336574773c8 (diff)
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Rewrite inet_drv for AF_LOCAL
Diffstat (limited to 'erts/emulator/drivers')
-rw-r--r--erts/emulator/drivers/common/inet_drv.c384
1 files changed, 215 insertions, 169 deletions
diff --git a/erts/emulator/drivers/common/inet_drv.c b/erts/emulator/drivers/common/inet_drv.c
index bd4543f831..71e321df26 100644
--- a/erts/emulator/drivers/common/inet_drv.c
+++ b/erts/emulator/drivers/common/inet_drv.c
@@ -1,7 +1,7 @@
/*
* %CopyrightBegin%
*
- * Copyright Ericsson AB 1997-2015. All Rights Reserved.
+ * Copyright Ericsson AB 1997-2016. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@@ -34,6 +34,7 @@
#include <stdio.h>
#include <stdlib.h>
+#include <stddef.h>
#include <ctype.h>
#include <sys/types.h>
#include <errno.h>
@@ -712,7 +713,7 @@ 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"
@@ -726,6 +727,22 @@ 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>
@@ -751,6 +768,7 @@ static int my_strncasecmp(const char *s1, const char *s2, size_t n)
#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
@@ -1042,23 +1060,29 @@ typedef union {
} 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(family, data) \
- ((family == AF_LOCAL) ? *(unsigned char*)(data) : 0)
+#define localaddrlen(data) \
+ ((((unsigned char*)(data))[0] == INET_AF_LOCAL) ? \
+ (1 + 1 + ((unsigned char*)(data))[1]) : 1)
#else
- 0
+#define localaddrlen(data) (1)
#endif
#if defined(HAVE_IN6) && defined(AF_INET6)
-#define addrlen(family, data) \
- ((family == AF_INET) ? sizeof(struct in_addr) : \
- ((family == AF_INET6) ? sizeof(struct in6_addr) : localaddrlen(family, data)))
+#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, data) \
- ((family == AF_INET) ? sizeof(struct in_addr) : localaddrlen(family, data))
+#define addrlen(data) \
+ ((((unsigned char*)(data))[0] == INET_AF_INET) ? \
+ (1 + 2 + 4) : localaddrlen(data))
#endif
typedef struct _multi_timer_data {
@@ -1149,8 +1173,10 @@ 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 !!! */
@@ -1489,6 +1515,7 @@ 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;
@@ -1505,6 +1532,7 @@ 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;
@@ -1714,46 +1742,59 @@ 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
#ifdef HAVE_SYS_UN_H
- else if (family == AF_LOCAL) {
+ case INET_AF_LOCAL: {
int len = *(unsigned char*)buf++;
- i = LOAD_STRING(spec, i, buf, len);
+ 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
- else {
+ 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
@@ -1761,10 +1802,13 @@ 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)
{
@@ -1782,8 +1826,7 @@ 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;
}
@@ -2475,7 +2518,6 @@ 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;
@@ -3166,7 +3208,7 @@ 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)
{
@@ -3617,18 +3659,12 @@ 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, data+3);
- i = load_ip_address(spec, i, desc->sfamily, data+3);
- i = load_ip_port(spec, i, data+1); /* IP, Port */
-
-# ifdef HAVE_SYS_UN_H
- /* AF_LOCAL addresses have a prefix byte containing address length */
- if (desc->sfamily == AF_LOCAL)
- alen++;
-# endif
- 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))
@@ -4015,6 +4051,7 @@ static int inet_init()
# endif
INIT_ATOM(ok);
+ INIT_ATOM(undefined);
INIT_ATOM(tcp);
#ifdef HAVE_UDP
INIT_ATOM(udp);
@@ -4031,6 +4068,7 @@ 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);
@@ -4043,7 +4081,6 @@ 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);
@@ -4139,7 +4176,7 @@ 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.
@@ -4180,13 +4217,15 @@ static char* inet_set_address(int family, inet_address* dst,
}
#endif
#ifdef HAVE_SYS_UN_H
- else if ((family == AF_LOCAL) && (*len >= 3+sizeof(struct sockaddr_un))) {
- int n = *((unsigned char*)src+2);
- dst->sal.sun_family = family;
- sys_memcpy(dst->sal.sun_path, src+3, n);
- dst->sal.sun_path[n-1] = '\0';
- *len = n;
- return src + 3 + n;
+ 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;
@@ -4217,17 +4256,8 @@ static char *inet_set_faddress(int family, inet_address* dst,
# endif
# ifdef HAVE_SYS_UN_H
case INET_AF_LOCAL: {
- int n;
- if (*len || *len < 3) return NULL;
- family = AF_LOCAL;
- /* Next two bytes are the length of the local path (< 256) */
- src++;
- n = *(unsigned char*)src++;
- if (n+3 > *len) return NULL;
- dst->sal.sun_family = family;
- sys_memcpy(dst->sal.sun_path, src, n);
- *len = n;
- break;
+ family = AF_LOCAL;
+ break;
}
# endif
case INET_AF_ANY:
@@ -4303,6 +4333,7 @@ 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;
@@ -4326,51 +4357,32 @@ static int inet_get_address(char* dst, inet_address* src, unsigned int* len)
}
#endif
#ifdef HAVE_SYS_UN_H
- else if ((family == AF_LOCAL) && *len > 0) {
- int n = *len - 4;
- dst[0] = INET_AF_LOCAL;
- put_int16(0, dst+1);
- if (n == 0 || n >= sizeof(src->sal.sun_path)) {
- *(dst+3) = 0;
- *len = 3+1;
- } else {
- *(dst+3) = n;
- sys_memcpy(dst+4, src->sal.sun_path, n);
- *len = 3+1+n;
- }
- return 0;
- }
+ 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
- return -1;
-}
-
-static int inet_family_get_address(inet_descriptor* desc, char* dst, inet_address* src, unsigned int* len)
-{
-#ifdef HAVE_SYS_UN_H
- if (desc->sfamily == AF_LOCAL) {
- int n = *len - 4;
- dst[0] = INET_AF_LOCAL;
- put_int16(0, dst+1);
- if (n <= 0 || n >= sizeof(src->sal.sun_path)) {
- if (desc->name_ptr) {
- char* p = desc->name_ptr->sal.sun_path;
- n = strlen(p);
- *(dst+3) = n;
- sys_memcpy(dst+4, p, n);
- *len = 3+1+n;
- } else {
- *(dst+3) = 0;
- *len = 3+1;
- }
- } else {
- *(dst+3) = n;
- sys_memcpy(dst+4, src->sal.sun_path, n);
- *len = 3+1+n;
- }
- return 0;
+ else {
+ dst[0] = INET_AF_UNDEFINED;
+ *len = 1;
}
-#endif
- return inet_get_address(dst, src, len);
+ return -1;
}
/* Same as the above, but take family from the address structure,
@@ -4378,7 +4390,9 @@ static int inet_family_get_address(inet_descriptor* desc, char* dst, inet_addres
** 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) {
@@ -4405,15 +4419,26 @@ static int inet_address_to_erlang(char *dst, inet_address **src) {
#endif
#ifdef HAVE_SYS_UN_H
case AF_LOCAL: {
- int n = strlen((*src)->sal.sun_path);
+ 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;
- put_int16(0, dst+1);
- *(dst+3) = n;
- sys_memcpy(dst+1+2+1, (*src)->sal.sun_path, n);
+ dst[1] = (char) ((unsigned char) m);
+ sys_memcpy(dst+2, (*src)->sal.sun_path, m);
}
(*src) = (inet_address *) (&(*src)->sal + 1);
- return 1+2+1+n;
+ return 1 + 1 + m;
}
#endif
default:
@@ -4424,7 +4449,7 @@ 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;
@@ -4432,11 +4457,19 @@ 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;
}
@@ -4447,7 +4480,7 @@ 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;
}
@@ -4511,8 +4544,7 @@ static void desc_close_read(inet_descriptor* desc)
static int erl_inet_close(inet_descriptor* desc)
{
free_subscribers(&desc->empty_out_q_subs);
- if ((desc->prebound == 0 || desc->sfamily == AF_LOCAL) &&
- (desc->state & INET_F_OPEN)) {
+ if ((desc->prebound == 0) && (desc->state & INET_F_OPEN)) {
desc_close(desc);
desc->state = INET_STATE_CLOSED;
} else if (desc->prebound && (desc->s != INVALID_SOCKET)) {
@@ -4589,6 +4621,7 @@ 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;
@@ -4627,7 +4660,11 @@ 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) {
@@ -4692,13 +4729,6 @@ static ErlDrvSSizeT inet_ctl_fdopen(inet_descriptor* desc, int domain, int type,
return ctl_error(sock_errno(), rbuf, rsize);
if (name.sa.sa_family != domain)
return ctl_error(EINVAL, rbuf, rsize);
-#ifdef HAVE_SYS_UN_H
- if (domain == AF_LOCAL) {
- sys_memcpy(&desc->name_addr, &name, sizeof(desc->name_addr));
- if (desc->name_ptr == NULL)
- desc->name_ptr = &desc->name_addr;
- }
-#endif
}
#ifdef __OSE__
/* for fdopen duplicating the sd will allow to uniquely identify
@@ -7550,14 +7580,14 @@ 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:
@@ -7973,7 +8003,7 @@ 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);
@@ -7987,7 +8017,7 @@ 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;
@@ -8034,11 +8064,11 @@ 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);
@@ -8752,19 +8782,19 @@ 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);
}
}
@@ -8772,15 +8802,21 @@ 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)
@@ -8795,11 +8831,12 @@ 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);
}
}
@@ -8821,19 +8858,19 @@ 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);
}
}
@@ -8841,16 +8878,21 @@ 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)
@@ -8858,18 +8900,19 @@ 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);
}
}
@@ -8877,7 +8920,7 @@ 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));
@@ -8894,13 +8937,14 @@ 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);
}
@@ -9469,8 +9513,8 @@ 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,
@@ -11529,6 +11573,9 @@ 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);
}
@@ -11611,7 +11658,7 @@ 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);
@@ -11651,8 +11698,8 @@ 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,
@@ -11832,12 +11879,12 @@ 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)
@@ -11912,7 +11959,7 @@ 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;
@@ -12090,7 +12137,7 @@ static int packet_inet_input(udp_descriptor* udesc, HANDLE event)
inet_input_count(desc, n);
udesc->i_ptr += n;
- inet_family_get_address(desc, abuf, &other, &len);
+ inet_get_address(abuf, &other, &len);
/* Copy formatted address to the buffer allocated; "len" is the
actual length which must be <= than the original reserved.
This means that the addr + data in the buffer are contiguous,
@@ -12624,9 +12671,8 @@ 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;
}