X-Git-Url: https://git.piment-noir.org/?a=blobdiff_plain;f=lib%2Fsocket.c;h=152dfb4a44df57528ccc7106348bcf32afb14764;hb=34edf264dc678d3df086bb76ff0d40fb28d08b60;hp=1bb34f0ef9e57212d7919d4fee3d0d524c3488f6;hpb=6e3fe62c50dffa0693101d780362e4bd91898732;p=deb_libnfs.git
diff --git a/lib/socket.c b/lib/socket.c
index 1bb34f0..152dfb4 100644
--- a/lib/socket.c
+++ b/lib/socket.c
@@ -14,34 +14,62 @@
You should have received a copy of the GNU Lesser General Public License
along with this program; if not, see .
*/
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#ifdef AROS
+#include "aros_compat.h"
+#endif
+
#ifdef WIN32
#include "win32_compat.h"
-#else
-#include
-#include
+#endif
+
+#ifdef HAVE_ARPA_INET_H
#include
+#endif
+
+#ifdef HAVE_POLL_H
+#include
+#endif
+
+#ifdef HAVE_UNISTD_H
+#include
+#endif
+
+#ifdef HAVE_SYS_IOCTL_H
#include
+#endif
+
+#ifdef HAVE_SYS_SOCKET_H
#include
-#include
-#endif/*WIN32*/
+#endif
-#ifdef HAVE_CONFIG_H
-#include "config.h"
+#ifdef HAVE_NETINET_TCP_H
+#include
#endif
-#include
-#include
-#include
-#include
-#include
-#include
-#include
+
+#ifdef HAVE_NETDB_H
+#include
+#endif
+
#ifdef HAVE_SYS_FILIO_H
#include
#endif
+
#ifdef HAVE_SYS_SOCKIO_H
#include
#endif
+
+#include
+#include
+#include
+#include
+#include
+#include
#include
+#include "libnfs-zdr.h"
#include "libnfs.h"
#include "libnfs-raw.h"
#include "libnfs-private.h"
@@ -61,21 +89,47 @@ static void set_nonblocking(int fd)
int v = 0;
#if defined(WIN32)
long nonblocking=1;
- v = ioctlsocket(fd, FIONBIO,&nonblocking);
+ v = ioctl(fd, FIONBIO, &nonblocking);
#else
v = fcntl(fd, F_GETFL, 0);
fcntl(fd, F_SETFL, v | O_NONBLOCK);
#endif //FIXME
}
+#ifdef HAVE_NETINET_TCP_H
+int set_tcp_sockopt(int sockfd, int optname, int value)
+{
+ int level;
+
+ #if defined(__FreeBSD__) || defined(__sun) || (defined(__APPLE__) && defined(__MACH__))
+ struct protoent *buf;
+
+ if ((buf = getprotobyname("tcp")) != NULL)
+ level = buf->p_proto;
+ else
+ return -1;
+ #else
+ level = SOL_TCP;
+ #endif
+
+ return setsockopt(sockfd, level, optname, (char *)&value, sizeof(value));
+}
+#endif
+
int rpc_get_fd(struct rpc_context *rpc)
{
+ assert(rpc->magic == RPC_CONTEXT_MAGIC);
+
return rpc->fd;
}
int rpc_which_events(struct rpc_context *rpc)
{
- int events = rpc->is_connected ? POLLIN : POLLOUT;
+ int events;
+
+ assert(rpc->magic == RPC_CONTEXT_MAGIC);
+
+ events = rpc->is_connected ? POLLIN : POLLOUT;
if (rpc->is_udp != 0) {
/* for udp sockets we only wait for pollin */
@@ -90,11 +144,10 @@ int rpc_which_events(struct rpc_context *rpc)
static int rpc_write_to_socket(struct rpc_context *rpc)
{
- int64_t count;
+ int32_t count;
+
+ assert(rpc->magic == RPC_CONTEXT_MAGIC);
- if (rpc == NULL) {
- return -1;
- }
if (rpc->fd == -1) {
rpc_set_error(rpc, "trying to write but not connected");
return -1;
@@ -105,11 +158,7 @@ static int rpc_write_to_socket(struct rpc_context *rpc)
total = rpc->outqueue->outdata.size;
-#if defined(WIN32)
count = send(rpc->fd, rpc->outqueue->outdata.data + rpc->outqueue->written, total - rpc->outqueue->written, 0);
-#else
- count = write(rpc->fd, rpc->outqueue->outdata.data + rpc->outqueue->written, total - rpc->outqueue->written);
-#endif
if (count == -1) {
if (errno == EAGAIN || errno == EWOULDBLOCK) {
return 0;
@@ -134,13 +183,11 @@ static int rpc_read_from_socket(struct rpc_context *rpc)
int available;
int size;
int pdu_size;
- int64_t count;
+ int32_t count;
+
+ assert(rpc->magic == RPC_CONTEXT_MAGIC);
-#if defined(WIN32)
- if (ioctlsocket(rpc->fd, FIONREAD, &available) != 0) {
-#else
if (ioctl(rpc->fd, FIONREAD, &available) != 0) {
-#endif
rpc_set_error(rpc, "Ioctl FIONREAD returned error : %d. Closing socket.", errno);
return -1;
}
@@ -185,11 +232,7 @@ static int rpc_read_from_socket(struct rpc_context *rpc)
if (rpc->inpos < 4) {
size = 4 - rpc->inpos;
-#if defined(WIN32)
count = recv(rpc->fd, rpc->inbuf + rpc->inpos, size, 0);
-#else
- count = read(rpc->fd, rpc->inbuf + rpc->inpos, size);
-#endif
if (count == -1) {
if (errno == EINTR) {
return 0;
@@ -225,11 +268,7 @@ static int rpc_read_from_socket(struct rpc_context *rpc)
size = rpc->insize - rpc->inpos;
}
-#if defined(WIN32)
count = recv(rpc->fd, rpc->inbuf + rpc->inpos, size, 0);
-#else
- count = read(rpc->fd, rpc->inbuf + rpc->inpos, size);
-#endif
if (count == -1) {
if (errno == EINTR) {
return 0;
@@ -241,14 +280,17 @@ static int rpc_read_from_socket(struct rpc_context *rpc)
rpc->inpos += count;
if (rpc->inpos == rpc->insize) {
- if (rpc_process_pdu(rpc, rpc->inbuf, pdu_size) != 0) {
- rpc_set_error(rpc, "Invalid/garbage pdu received from server. Closing socket");
- return -1;
- }
- free(rpc->inbuf);
+ char *buf = rpc->inbuf;
+
rpc->inbuf = NULL;
rpc->insize = 0;
rpc->inpos = 0;
+
+ if (rpc_process_pdu(rpc, buf, pdu_size) != 0) {
+ rpc_set_error(rpc, "Invalid/garbage pdu received from server. Closing socket");
+ return -1;
+ }
+ free(buf);
}
return 0;
@@ -258,6 +300,8 @@ static int rpc_read_from_socket(struct rpc_context *rpc)
int rpc_service(struct rpc_context *rpc, int revents)
{
+ assert(rpc->magic == RPC_CONTEXT_MAGIC);
+
if (revents & POLLERR) {
#ifdef WIN32
char err = 0;
@@ -336,22 +380,44 @@ int rpc_service(struct rpc_context *rpc, int revents)
void rpc_set_autoreconnect(struct rpc_context *rpc)
{
+ assert(rpc->magic == RPC_CONTEXT_MAGIC);
+
rpc->auto_reconnect = 1;
}
void rpc_unset_autoreconnect(struct rpc_context *rpc)
{
+ assert(rpc->magic == RPC_CONTEXT_MAGIC);
+
rpc->auto_reconnect = 0;
}
+void rpc_set_tcp_syncnt(struct rpc_context *rpc, int v)
+{
+ assert(rpc->magic == RPC_CONTEXT_MAGIC);
+
+ rpc->tcp_syncnt = v;
+}
+
+#ifndef TCP_SYNCNT
+#define TCP_SYNCNT 7
+#endif
+
static int rpc_connect_sockaddr_async(struct rpc_context *rpc, struct sockaddr_storage *s)
{
int socksize;
+ assert(rpc->magic == RPC_CONTEXT_MAGIC);
+
switch (s->ss_family) {
case AF_INET:
socksize = sizeof(struct sockaddr_in);
rpc->fd = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
+#ifdef HAVE_NETINET_TCP_H
+ if (rpc->tcp_syncnt != RPC_PARAM_UNDEFINED) {
+ set_tcp_sockopt(rpc->fd, TCP_SYNCNT, rpc->tcp_syncnt);
+ }
+#endif
break;
default:
rpc_set_error(rpc, "Can not handle AF_FAMILY:%d", s->ss_family);
@@ -386,8 +452,12 @@ static int rpc_connect_sockaddr_async(struct rpc_context *rpc, struct sockaddr_s
static int portOfs = 0;
const int firstPort = 512; /* >= 512 according to Sun docs */
const int portCount = IPPORT_RESERVED - firstPort;
- int startOfs = portOfs, port, rc;
+ int startOfs, port, rc;
+ if (portOfs == 0) {
+ portOfs = time(NULL) % 400;
+ }
+ startOfs = portOfs;
do {
rc = -1;
port = htons(firstPort + portOfs);
@@ -424,6 +494,8 @@ int rpc_connect_async(struct rpc_context *rpc, const char *server, int port, rpc
{
struct sockaddr_in *sin = (struct sockaddr_in *)&rpc->s;
+ assert(rpc->magic == RPC_CONTEXT_MAGIC);
+
if (rpc->fd != -1) {
rpc_set_error(rpc, "Trying to connect while already connected");
return -1;
@@ -464,14 +536,12 @@ int rpc_connect_async(struct rpc_context *rpc, const char *server, int port, rpc
int rpc_disconnect(struct rpc_context *rpc, char *error)
{
+ assert(rpc->magic == RPC_CONTEXT_MAGIC);
+
rpc_unset_autoreconnect(rpc);
if (rpc->fd != -1) {
-#if defined(WIN32)
- closesocket(rpc->fd);
-#else
close(rpc->fd);
-#endif
}
rpc->fd = -1;
@@ -484,6 +554,8 @@ int rpc_disconnect(struct rpc_context *rpc, char *error)
static void reconnect_cb(struct rpc_context *rpc, int status, void *data _U_, void *private_data)
{
+ assert(rpc->magic == RPC_CONTEXT_MAGIC);
+
if (status != RPC_STATUS_SUCCESS) {
rpc_error_all_pdus(rpc, "RPC ERROR: Failed to reconnect async");
return;
@@ -498,12 +570,10 @@ static int rpc_reconnect_requeue(struct rpc_context *rpc)
{
struct rpc_pdu *pdu;
+ assert(rpc->magic == RPC_CONTEXT_MAGIC);
+
if (rpc->fd != -1) {
-#if defined(WIN32)
- closesocket(rpc->fd);
-#else
close(rpc->fd);
-#endif
}
rpc->fd = -1;
@@ -537,6 +607,8 @@ int rpc_bind_udp(struct rpc_context *rpc, char *addr, int port)
struct addrinfo *ai = NULL;
char service[6];
+ assert(rpc->magic == RPC_CONTEXT_MAGIC);
+
if (rpc->is_udp == 0) {
rpc_set_error(rpc, "Cant not bind UDP. Not UDP context");
return -1;
@@ -580,6 +652,8 @@ int rpc_set_udp_destination(struct rpc_context *rpc, char *addr, int port, int i
struct addrinfo *ai = NULL;
char service[6];
+ assert(rpc->magic == RPC_CONTEXT_MAGIC);
+
if (rpc->is_udp == 0) {
rpc_set_error(rpc, "Can not set destination sockaddr. Not UDP context");
return -1;
@@ -599,6 +673,7 @@ int rpc_set_udp_destination(struct rpc_context *rpc, char *addr, int port, int i
rpc->udp_dest = malloc(ai->ai_addrlen);
if (rpc->udp_dest == NULL) {
rpc_set_error(rpc, "Out of memory. Failed to allocate sockaddr structure");
+ freeaddrinfo(ai);
return -1;
}
memcpy(rpc->udp_dest, ai->ai_addr, ai->ai_addrlen);
@@ -612,6 +687,8 @@ int rpc_set_udp_destination(struct rpc_context *rpc, char *addr, int port, int i
struct sockaddr *rpc_get_recv_sockaddr(struct rpc_context *rpc)
{
+ assert(rpc->magic == RPC_CONTEXT_MAGIC);
+
return (struct sockaddr *)&rpc->udp_src;
}
@@ -620,6 +697,8 @@ int rpc_queue_length(struct rpc_context *rpc)
int i=0;
struct rpc_pdu *pdu;
+ assert(rpc->magic == RPC_CONTEXT_MAGIC);
+
for(pdu = rpc->outqueue; pdu; pdu = pdu->next) {
i++;
}