kopia lustrzana https://gitlab.com/sane-project/backends
pixma_bjnp.c Added bjnp_sockaddr_t, a union that makes all explicit typecasts for sockaddr_xxx unnecessary
This makes the code much cleanermerge-requests/1/head
Louis Lagendijk
rodzic
177fde920c
commit
d929acb1b2
|
|
@ -97,7 +97,7 @@
|
|||
|
||||
|
||||
/* static data */
|
||||
static device_t device[BJNP_NO_DEVICES];
|
||||
static bjnp_device_t device[BJNP_NO_DEVICES];
|
||||
static int bjnp_no_devices = 0;
|
||||
|
||||
/*
|
||||
|
|
@ -122,30 +122,26 @@ u8tohex (char *string, uint8_t *value, int len )
|
|||
string[2 * len ] = '\0';
|
||||
}
|
||||
|
||||
static int sa_is_equal( const struct sockaddr * sa1, const struct sockaddr * sa2)
|
||||
static int sa_is_equal( const bjnp_sockaddr_t * sa1, const bjnp_sockaddr_t * sa2)
|
||||
{
|
||||
if ((sa1 == NULL) || (sa2 == NULL) )
|
||||
return 0;
|
||||
|
||||
if (sa1->sa_family == sa2-> sa_family)
|
||||
if (sa1->sa.sa_family == sa2-> sa.sa_family)
|
||||
{
|
||||
if( sa1 -> sa_family == AF_INET)
|
||||
if( sa1 -> sa.sa_family == AF_INET)
|
||||
{
|
||||
const struct sockaddr_in *sa1_4 = (const struct sockaddr_in *) sa1;
|
||||
const struct sockaddr_in *sa2_4 = (const struct sockaddr_in *) sa2;
|
||||
if ( (sa1_4->sin_port == sa2_4->sin_port) &&
|
||||
(sa1_4->sin_addr.s_addr == sa2_4->sin_addr.s_addr))
|
||||
if ( (sa1->ipv4.sin_port == sa2->ipv4.sin_port) &&
|
||||
(sa1->ipv4.sin_addr.s_addr == sa2->ipv4.sin_addr.s_addr))
|
||||
{
|
||||
return 1;
|
||||
}
|
||||
}
|
||||
#ifdef ENABLE_IPV6
|
||||
else if (sa1 -> sa_family == AF_INET6 )
|
||||
else if (sa1 -> sa.sa_family == AF_INET6 )
|
||||
{
|
||||
const struct sockaddr_in6 *sa1_6 = ( const struct sockaddr_in6 *) sa1;
|
||||
const struct sockaddr_in6 *sa2_6 = ( const struct sockaddr_in6 *) sa2;
|
||||
if ( (sa1_6->sin6_port == sa2_6->sin6_port) &&
|
||||
(memcmp(&(sa1_6->sin6_addr), &(sa2_6->sin6_addr), sizeof(sa1_6->sin6_addr)) == 0))
|
||||
if ( (sa1-> ipv6.sin6_port == sa2->ipv6.sin6_port) &&
|
||||
(memcmp(&(sa1->ipv6.sin6_addr), &(sa2->ipv6.sin6_addr), sizeof(struct in6_addr)) == 0))
|
||||
{
|
||||
return 1;
|
||||
}
|
||||
|
|
@ -155,6 +151,23 @@ static int sa_is_equal( const struct sockaddr * sa1, const struct sockaddr * sa2
|
|||
return 0;
|
||||
}
|
||||
|
||||
static int
|
||||
sa_size( const bjnp_sockaddr_t *sa)
|
||||
{
|
||||
switch (sa -> sa.sa_family)
|
||||
{
|
||||
case AF_INET:
|
||||
return (sizeof(struct sockaddr_in) );
|
||||
case AF_INET6:
|
||||
return (sizeof(struct sockaddr_in6) );
|
||||
default:
|
||||
/* should not occur */
|
||||
return sizeof( bjnp_sockaddr_t );
|
||||
}
|
||||
|
||||
|
||||
}
|
||||
|
||||
static int
|
||||
parse_IEEE1284_to_model (char *scanner_id, char *model)
|
||||
{
|
||||
|
|
@ -265,7 +278,7 @@ bjnp_open_tcp (int devno)
|
|||
int val;
|
||||
int domain;
|
||||
|
||||
domain = device[devno].addr -> sa_family;
|
||||
domain = device[devno].addr -> sa.sa_family;
|
||||
|
||||
if ((sock = socket (domain, SOCK_STREAM, 0)) < 0)
|
||||
{
|
||||
|
|
@ -299,7 +312,7 @@ bjnp_open_tcp (int devno)
|
|||
fcntl (sock, F_SETFD, FD_CLOEXEC);
|
||||
|
||||
if (connect
|
||||
(sock, device[devno].addr, sizeof(struct sockaddr_storage )) != 0)
|
||||
(sock, &(device[devno].addr->in), sa_size(device[devno].addr) )!= 0)
|
||||
{
|
||||
PDBG (pixma_dbg
|
||||
(LOG_CRIT, "bjnp_open_tcp: Can not connect to scanner: %s\n",
|
||||
|
|
@ -468,19 +481,17 @@ bjnp_setup_udp_socket ( const int dev_no )
|
|||
char addr_string[256];
|
||||
int port;
|
||||
|
||||
struct sockaddr * addr = device[dev_no].addr;
|
||||
if ( addr->sa_family == AF_INET)
|
||||
bjnp_sockaddr_t * addr = device[dev_no].addr;
|
||||
if ( addr->sa.sa_family == AF_INET)
|
||||
{
|
||||
struct sockaddr_in *addr_ipv4 = (struct sockaddr_in *) addr;
|
||||
inet_ntop( AF_INET, &(addr_ipv4 -> sin_addr.s_addr), addr_string, 256);
|
||||
port = ntohs (addr_ipv4->sin_port);
|
||||
inet_ntop( AF_INET, &(addr -> ipv4.sin_addr.s_addr), addr_string, 256);
|
||||
port = ntohs (addr->ipv4.sin_port);
|
||||
}
|
||||
#ifdef ENABLE_IPV6
|
||||
else if (addr->sa_family == AF_INET6)
|
||||
else if (addr->sa.sa_family == AF_INET6)
|
||||
{
|
||||
struct sockaddr_in6 *addr_ipv6 = (struct sockaddr_in6 *) addr;
|
||||
inet_ntop( AF_INET6, &(addr_ipv6->sin6_addr), addr_string, 256);
|
||||
port = ntohs (addr_ipv6->sin6_port);
|
||||
inet_ntop( AF_INET6, &(addr->ipv6.sin6_addr), addr_string, 256);
|
||||
port = ntohs (addr->ipv6.sin6_port);
|
||||
}
|
||||
#endif
|
||||
else
|
||||
|
|
@ -492,7 +503,7 @@ bjnp_setup_udp_socket ( const int dev_no )
|
|||
PDBG (pixma_dbg (LOG_DEBUG, "setup_udp_socket: Setting up the UDP socket to: %s port %d\n",
|
||||
addr_string, port ) );
|
||||
|
||||
if ((sockfd = socket (addr->sa_family, SOCK_DGRAM, IPPROTO_UDP)) == -1)
|
||||
if ((sockfd = socket (addr->sa.sa_family, SOCK_DGRAM, IPPROTO_UDP)) == -1)
|
||||
{
|
||||
PDBG (pixma_dbg
|
||||
(LOG_CRIT, "setup_udp_socket: can not open socket - %s\n",
|
||||
|
|
@ -501,7 +512,7 @@ bjnp_setup_udp_socket ( const int dev_no )
|
|||
}
|
||||
|
||||
if (connect
|
||||
(sockfd, device[dev_no].addr, sizeof(struct sockaddr_storage) )!= 0)
|
||||
(sockfd, &(device[dev_no].addr->sa), sa_size(device[dev_no].addr) )!= 0)
|
||||
{
|
||||
PDBG (pixma_dbg
|
||||
(LOG_CRIT, "setup_udp_socket: connect failed- %s\n",
|
||||
|
|
@ -634,7 +645,7 @@ get_scanner_id (const int dev_no, char *model)
|
|||
}
|
||||
|
||||
static void
|
||||
get_scanner_name(const struct sockaddr *scanner_sa, char *host)
|
||||
get_scanner_name(const bjnp_sockaddr_t *scanner_sa, char *host)
|
||||
{
|
||||
/*
|
||||
* Parse identify command responses to ip-address
|
||||
|
|
@ -643,9 +654,7 @@ get_scanner_name(const struct sockaddr *scanner_sa, char *host)
|
|||
|
||||
struct addrinfo *results;
|
||||
struct addrinfo *result;
|
||||
const struct sockaddr_in * scanner_sa4;
|
||||
#ifdef ENABLE_IPV6
|
||||
const struct sockaddr_in6 * scanner_sa6;
|
||||
char tmp_addr[INET6_ADDRSTRLEN + 1];
|
||||
char ip_address[INET6_ADDRSTRLEN + 3];
|
||||
#else
|
||||
|
|
@ -655,22 +664,20 @@ get_scanner_name(const struct sockaddr *scanner_sa, char *host)
|
|||
int match = 0;
|
||||
char service[64];
|
||||
|
||||
switch (scanner_sa -> sa_family)
|
||||
switch (scanner_sa -> sa.sa_family)
|
||||
{
|
||||
case AF_INET:
|
||||
scanner_sa4 = (const struct sockaddr_in *) scanner_sa;
|
||||
inet_ntop( AF_INET, &(scanner_sa4 -> sin_addr.s_addr), ip_address, sizeof(ip_address ) );
|
||||
sprintf(service, "%d", ntohs( scanner_sa4 -> sin_port ));
|
||||
inet_ntop( AF_INET, &(scanner_sa -> ipv4.sin_addr.s_addr), ip_address, sizeof(ip_address ) );
|
||||
sprintf(service, "%d", ntohs( scanner_sa -> ipv4.sin_port ));
|
||||
break;
|
||||
#ifdef ENABLE_IPV6
|
||||
case AF_INET6:
|
||||
scanner_sa6 = (const struct sockaddr_in6 *) scanner_sa;
|
||||
inet_ntop( AF_INET6, scanner_sa6 -> sin6_addr.s6_addr, tmp_addr, sizeof(tmp_addr) );
|
||||
if (IN6_IS_ADDR_LINKLOCAL(scanner_sa6 -> sin6_addr.s6_addr) )
|
||||
sprintf(ip_address, "[%s%%%d]", tmp_addr, scanner_sa6 -> sin6_scope_id);
|
||||
inet_ntop( AF_INET6, scanner_sa -> ipv6.sin6_addr.s6_addr, tmp_addr, sizeof(tmp_addr) );
|
||||
if (IN6_IS_ADDR_LINKLOCAL(scanner_sa -> ipv6.sin6_addr.s6_addr) )
|
||||
sprintf(ip_address, "[%s%%%d]", tmp_addr, scanner_sa -> ipv6.sin6_scope_id);
|
||||
else
|
||||
sprintf(ip_address, "[%s]", tmp_addr);
|
||||
sprintf(service, "%d", ntohs( scanner_sa6 -> sin6_port)) ;
|
||||
sprintf(service, "%d", ntohs( scanner_sa -> ipv6.sin6_port)) ;
|
||||
break;
|
||||
#endif
|
||||
default:
|
||||
|
|
@ -680,7 +687,7 @@ get_scanner_name(const struct sockaddr *scanner_sa, char *host)
|
|||
|
||||
/* do reverse name lookup, if hostname can not be found return ip-address */
|
||||
|
||||
if( (error = getnameinfo( scanner_sa, sizeof(struct sockaddr_storage),
|
||||
if( (error = getnameinfo( &(scanner_sa -> sa) , sa_size( scanner_sa),
|
||||
host, BJNP_HOST_MAX , NULL, 0, NI_NAMEREQD) ) != 0 )
|
||||
{
|
||||
PDBG (pixma_dbg(LOG_INFO, "Using IP-address as reverse lookup failed: %s\n", gai_strerror(error) ) );
|
||||
|
|
@ -690,7 +697,7 @@ get_scanner_name(const struct sockaddr *scanner_sa, char *host)
|
|||
else
|
||||
{
|
||||
/* some buggy routers return rubbish if reverse lookup fails, so
|
||||
* we do a forward lookup on the received name to see if it matches */
|
||||
* we do a forward lookup on the received name to see if the result matches */
|
||||
|
||||
if (getaddrinfo(host , service, NULL, &results) == 0)
|
||||
{
|
||||
|
|
@ -698,7 +705,7 @@ get_scanner_name(const struct sockaddr *scanner_sa, char *host)
|
|||
|
||||
while (result != NULL)
|
||||
{
|
||||
if(sa_is_equal( scanner_sa, result-> ai_addr))
|
||||
if(sa_is_equal( scanner_sa, (bjnp_sockaddr_t *)result-> ai_addr))
|
||||
{
|
||||
/* found match, good */
|
||||
PDBG (pixma_dbg (LOG_INFO,
|
||||
|
|
@ -713,7 +720,7 @@ get_scanner_name(const struct sockaddr *scanner_sa, char *host)
|
|||
if (match != 1)
|
||||
{
|
||||
PDBG (pixma_dbg (LOG_INFO,
|
||||
"Forward lookup for %s succeeded, IP-address however not found, using IP-address %s instead\n",
|
||||
"Forward lookup for %s succeeded, IP-address does not match, using IP-address %s instead\n",
|
||||
host, ip_address));
|
||||
strcpy (host, ip_address);
|
||||
}
|
||||
|
|
@ -727,14 +734,14 @@ get_scanner_name(const struct sockaddr *scanner_sa, char *host)
|
|||
}
|
||||
}
|
||||
|
||||
static int create_broadcast_socket( const struct sockaddr * local_addr )
|
||||
static int create_broadcast_socket( const bjnp_sockaddr_t * local_addr )
|
||||
{
|
||||
int sockfd = -1;
|
||||
int broadcast = 1;
|
||||
int ipv6_v6only = 1;
|
||||
|
||||
|
||||
if ((sockfd = socket (local_addr-> sa_family, SOCK_DGRAM, 0)) == -1)
|
||||
if ((sockfd = socket (local_addr-> sa.sa_family, SOCK_DGRAM, 0)) == -1)
|
||||
{
|
||||
PDBG (pixma_dbg
|
||||
(LOG_CRIT, "create_broadcast_socket: can not open socket - %s",
|
||||
|
|
@ -757,7 +764,7 @@ static int create_broadcast_socket( const struct sockaddr * local_addr )
|
|||
};
|
||||
|
||||
/* For an IPv6 socket, bind to v6 only so a V6 socket can co-exist with a v4 socket */
|
||||
if ( (local_addr -> sa_family == AF_INET6) && ( setsockopt
|
||||
if ( (local_addr -> sa.sa_family == AF_INET6) && ( setsockopt
|
||||
(sockfd, IPPROTO_IPV6, IPV6_V6ONLY, (const char *) &ipv6_v6only,
|
||||
sizeof (ipv6_v6only)) != 0) )
|
||||
{
|
||||
|
|
@ -770,8 +777,8 @@ static int create_broadcast_socket( const struct sockaddr * local_addr )
|
|||
};
|
||||
|
||||
if (bind
|
||||
(sockfd, local_addr,
|
||||
(socklen_t) sizeof (struct sockaddr_storage)) != 0)
|
||||
(sockfd, &(local_addr->in),
|
||||
(socklen_t) sa_size( local_addr)) != 0)
|
||||
{
|
||||
PDBG (pixma_dbg
|
||||
(LOG_CRIT,
|
||||
|
|
@ -784,8 +791,8 @@ static int create_broadcast_socket( const struct sockaddr * local_addr )
|
|||
}
|
||||
|
||||
static int
|
||||
prepare_socket(const char *if_name, const struct sockaddr *local_sa,
|
||||
const struct sockaddr *broadcast_sa, struct sockaddr_storage * dest_sa)
|
||||
prepare_socket(const char *if_name, const bjnp_sockaddr_t *local_sa,
|
||||
const bjnp_sockaddr_t *broadcast_sa, bjnp_sockaddr_t * dest_sa)
|
||||
{
|
||||
/*
|
||||
* Prepare a socket for broadcast or multicast
|
||||
|
|
@ -798,8 +805,7 @@ prepare_socket(const char *if_name, const struct sockaddr *local_sa,
|
|||
*/
|
||||
|
||||
int socket = -1;
|
||||
struct sockaddr_storage local_sa_s;
|
||||
memset( &local_sa_s, 0, sizeof(local_sa_s) );
|
||||
bjnp_sockaddr_t local_sa_copy;
|
||||
|
||||
if ( local_sa == NULL )
|
||||
{
|
||||
|
|
@ -808,18 +814,17 @@ prepare_socket(const char *if_name, const struct sockaddr *local_sa,
|
|||
if_name));
|
||||
return -1;
|
||||
}
|
||||
switch( local_sa -> sa_family )
|
||||
|
||||
memset( &local_sa_copy, 0, sizeof(local_sa_copy) );
|
||||
memcpy( &local_sa_copy, local_sa, sa_size(local_sa) );
|
||||
|
||||
switch( local_sa_copy.sa.sa_family )
|
||||
{
|
||||
case AF_INET:
|
||||
{
|
||||
const struct sockaddr_in * broadcast_sa_4 = (const struct sockaddr_in *) broadcast_sa;
|
||||
struct sockaddr_in *dest_sa_4 = (struct sockaddr_in *) dest_sa;
|
||||
local_sa_copy.ipv4.sin_port = htons(BJNP_PORT_SCAN);
|
||||
|
||||
struct sockaddr_in *local_sa_4 = (struct sockaddr_in *) &local_sa_s;
|
||||
memcpy(local_sa_4, local_sa, sizeof(struct sockaddr_in) );
|
||||
local_sa_4-> sin_port = htons(BJNP_PORT_SCAN);
|
||||
|
||||
if (local_sa_4 -> sin_addr.s_addr == htonl (INADDR_LOOPBACK) )
|
||||
if (local_sa_copy.ipv4.sin_addr.s_addr == htonl (INADDR_LOOPBACK) )
|
||||
{
|
||||
/* not a valid interface */
|
||||
|
||||
|
|
@ -828,11 +833,13 @@ prepare_socket(const char *if_name, const struct sockaddr *local_sa,
|
|||
if_name));
|
||||
return -1;
|
||||
}
|
||||
else
|
||||
{
|
||||
memcpy(dest_sa_4, broadcast_sa_4, sizeof(struct sockaddr_in));
|
||||
dest_sa_4 -> sin_port = htons(BJNP_PORT_SCAN);
|
||||
if ( (socket = create_broadcast_socket( (struct sockaddr *)local_sa_4) ) != -1)
|
||||
|
||||
|
||||
/* send broadcasts to the broadcast address of the interface */
|
||||
|
||||
memcpy(dest_sa, broadcast_sa, sa_size(dest_sa) );
|
||||
dest_sa -> ipv4.sin_port = htons(BJNP_PORT_SCAN);
|
||||
if ( (socket = create_broadcast_socket( &local_sa_copy) ) != -1)
|
||||
{
|
||||
PDBG (pixma_dbg (LOG_INFO, "%s is IPv4 capable, sending broadcast, socket = %d\n",
|
||||
if_name, socket));
|
||||
|
|
@ -844,18 +851,13 @@ prepare_socket(const char *if_name, const struct sockaddr *local_sa,
|
|||
return -1;
|
||||
}
|
||||
}
|
||||
}
|
||||
break;
|
||||
#ifdef ENABLE_IPV6
|
||||
case AF_INET6:
|
||||
{
|
||||
struct sockaddr_in6 *dest_sa_6 = (struct sockaddr_in6 *) dest_sa;
|
||||
struct sockaddr_in6 *local_sa_6 = (struct sockaddr_in6 *) &local_sa_s;
|
||||
local_sa_copy.ipv6.sin6_port = htons(BJNP_PORT_SCAN);
|
||||
|
||||
memcpy(local_sa_6, local_sa, sizeof(struct sockaddr_in6) );
|
||||
local_sa_6-> sin6_port = htons(BJNP_PORT_SCAN);
|
||||
|
||||
if (IN6_IS_ADDR_LOOPBACK( local_sa_6 -> sin6_addr.s6_addr ) )
|
||||
if (IN6_IS_ADDR_LOOPBACK( local_sa_copy.ipv6.sin6_addr.s6_addr ) )
|
||||
{
|
||||
/* not a valid interface */
|
||||
|
||||
|
|
@ -866,10 +868,10 @@ prepare_socket(const char *if_name, const struct sockaddr *local_sa,
|
|||
}
|
||||
else
|
||||
{
|
||||
dest_sa_6 -> sin6_family = AF_INET6;
|
||||
dest_sa_6 -> sin6_port = htons(BJNP_PORT_SCAN);
|
||||
inet_pton(AF_INET6, "ff02::1", dest_sa_6 -> sin6_addr.s6_addr);
|
||||
if ( (socket = create_broadcast_socket( (struct sockaddr *) local_sa_6) ) != -1)
|
||||
dest_sa -> ipv6.sin6_family = AF_INET6;
|
||||
dest_sa -> ipv6.sin6_port = htons(BJNP_PORT_SCAN);
|
||||
inet_pton(AF_INET6, "ff02::1", dest_sa -> ipv6.sin6_addr.s6_addr);
|
||||
if ( (socket = create_broadcast_socket( &local_sa_copy ) ) != -1)
|
||||
{
|
||||
PDBG (pixma_dbg (LOG_INFO, "%s is IPv6 capable, sending broadcast, socket = %d\n",
|
||||
if_name, socket));
|
||||
|
|
@ -892,7 +894,7 @@ prepare_socket(const char *if_name, const struct sockaddr *local_sa,
|
|||
}
|
||||
|
||||
static int
|
||||
bjnp_send_broadcast (int sockfd, struct sockaddr_storage * broadcast_addr,
|
||||
bjnp_send_broadcast (int sockfd, const bjnp_sockaddr_t * broadcast_addr,
|
||||
struct BJNP_command cmd, int size)
|
||||
{
|
||||
int num_bytes;
|
||||
|
|
@ -901,8 +903,8 @@ bjnp_send_broadcast (int sockfd, struct sockaddr_storage * broadcast_addr,
|
|||
/* usebroadcast address of interface */
|
||||
|
||||
if ((num_bytes = sendto (sockfd, &cmd, size, 0,
|
||||
(struct sockaddr *) broadcast_addr,
|
||||
sizeof ( struct sockaddr_storage ) ) ) != size)
|
||||
&(broadcast_addr->in),
|
||||
sa_size( broadcast_addr)) ) != size)
|
||||
{
|
||||
PDBG (pixma_dbg (LOG_INFO,
|
||||
"bjnp_send_broadcast: Socket: %d: sent only %x = %d bytes of packet, error = %s\n",
|
||||
|
|
@ -1461,7 +1463,7 @@ bjnp_allocate_device (SANE_String_Const devname, const char *mac_address_string
|
|||
/* we check for matching addresses as wel as matching mac_addresses as */
|
||||
/* an IPv6 host can have multiple adresses */
|
||||
|
||||
if ( (sa_is_equal( device[i].addr, cur -> ai_addr) ) ||
|
||||
if ( (sa_is_equal( device[i].addr, (bjnp_sockaddr_t *)cur -> ai_addr) ) ||
|
||||
( strcmp( device[i].mac_address, mac_address_string ) == 0 ) )
|
||||
{
|
||||
freeaddrinfo(res);
|
||||
|
|
@ -1503,10 +1505,9 @@ bjnp_allocate_device (SANE_String_Const devname, const char *mac_address_string
|
|||
#endif
|
||||
device[*dn].tcp_socket = -1;
|
||||
|
||||
/* both a struct sockaddr_in and a sockaddr_in6 fit in sockaddr_storage */
|
||||
device[*dn].addr = (struct sockaddr *) malloc(sizeof ( struct sockaddr_storage) );
|
||||
memset( device[*dn].addr, 0, sizeof( struct sockaddr ) );
|
||||
memcpy(device[*dn].addr, res-> ai_addr, sizeof(struct sockaddr_storage) );
|
||||
device[*dn].addr = (bjnp_sockaddr_t *) malloc(sizeof ( bjnp_sockaddr_t) );
|
||||
memset( device[*dn].addr, 0, sizeof( bjnp_sockaddr_t ) );
|
||||
memcpy(device[*dn].addr, res-> ai_addr, sizeof( bjnp_sockaddr_t ) );
|
||||
|
||||
device[*dn].session_id = 0;
|
||||
device[*dn].serial = -1;
|
||||
|
|
@ -1636,8 +1637,8 @@ sanei_bjnp_find_devices (const char **conf_devices,
|
|||
char scanner_host[256];
|
||||
char uri[256];
|
||||
int dev_no;
|
||||
struct sockaddr_storage broadcast_addr[BJNP_SOCK_MAX];
|
||||
struct sockaddr_storage scanner_sa;
|
||||
bjnp_sockaddr_t broadcast_addr[BJNP_SOCK_MAX];
|
||||
bjnp_sockaddr_t scanner_sa;
|
||||
socklen_t socklen;
|
||||
char mac_address_string[BJNP_SERIAL_MAX];
|
||||
|
||||
|
|
@ -1687,8 +1688,8 @@ sanei_bjnp_find_devices (const char **conf_devices,
|
|||
if ( ! (interface -> ifa_flags & IFF_POINTOPOINT) &&
|
||||
( (socket_fd[no_sockets] =
|
||||
prepare_socket( interface -> ifa_name,
|
||||
interface -> ifa_addr,
|
||||
interface -> ifa_broadaddr,
|
||||
(bjnp_sockaddr_t *) interface -> ifa_addr,
|
||||
(bjnp_sockaddr_t *) interface -> ifa_broadaddr,
|
||||
&broadcast_addr[no_sockets] ) ) != -1 ) )
|
||||
{
|
||||
/* track highest used socket for later use in select */
|
||||
|
|
@ -1707,24 +1708,20 @@ sanei_bjnp_find_devices (const char **conf_devices,
|
|||
/* we have no easy way to find interfaces with their broadcast addresses. */
|
||||
/* use global broadcast and all-hosts instead */
|
||||
{
|
||||
struct sockaddr_storage local;
|
||||
struct sockaddr_in * local_4 = (struct sockaddr_in *) &local;
|
||||
struct sockaddr_in bc_addr_4;
|
||||
bjnp_sockaddr_t local;
|
||||
bjnp_sockaddr_t bc_addr;
|
||||
|
||||
#ifdef ENABLE_IPV6
|
||||
struct sockaddr_in6 * local_6 = (struct sockaddr_in6 *) &local;
|
||||
#endif
|
||||
memset( &local, 0, sizeof( local) );
|
||||
local_4 -> sin_family = AF_INET;
|
||||
local_4 -> sin_addr.s_addr = htonl (INADDR_ANY);
|
||||
local -> ipv4.sin_family = AF_INET;
|
||||
local -> ipv4.sin_addr.s_addr = htonl (INADDR_ANY);
|
||||
|
||||
bc_addr_4.sin_family = AF_INET;
|
||||
bc_addr_4.sin_port = htons(BJNP_PORT_SCAN);
|
||||
bc_addr_4.sin_addr.s_addr = htonl (INADDR_BROADCAST);
|
||||
bc_addr.ipv4.sin_family = AF_INET;
|
||||
bc_addr.ipv4.sin_port = htons(BJNP_PORT_SCAN);
|
||||
bc_addr.ipv4.sin_addr.s_addr = htonl (INADDR_BROADCAST);
|
||||
|
||||
socket_fd[no_sockets] = prepare_socket( "any_interface",
|
||||
(struct sockaddr *) &local,
|
||||
(struct sockaddr *) &bc_addr_4,
|
||||
&local,
|
||||
&bc_addr,
|
||||
&broadcast_addr[no_sockets] );
|
||||
if (socket_fd[no_sockets] >= 0)
|
||||
{
|
||||
|
|
@ -1736,11 +1733,11 @@ sanei_bjnp_find_devices (const char **conf_devices,
|
|||
no_sockets++;
|
||||
}
|
||||
#ifdef ENABLE_IPV6
|
||||
local_6 -> sin6_family = AF_INET6;
|
||||
local_6 -> sin6_addr = in6addr_any;
|
||||
local -> ipv6.sin6_family = AF_INET6;
|
||||
local -> ipv6.sin6_addr = in6addr_any;
|
||||
|
||||
socket_fd[no_sockets] = prepare_socket( "any_interface",
|
||||
(struct sockaddr *) &local,
|
||||
&local,
|
||||
NULL,
|
||||
&broadcast_addr[no_sockets] );
|
||||
if (socket_fd[no_sockets] >= 0)
|
||||
|
|
@ -1786,7 +1783,7 @@ sanei_bjnp_find_devices (const char **conf_devices,
|
|||
socklen = sizeof(scanner_sa);
|
||||
if ((numbytes =
|
||||
recvfrom (socket_fd[i], resp_buf, sizeof (resp_buf), 0,
|
||||
(struct sockaddr *) &scanner_sa, &socklen ) ) == -1)
|
||||
&(scanner_sa.in), &socklen ) ) == -1)
|
||||
{
|
||||
PDBG (pixma_dbg
|
||||
(LOG_INFO, "find_devices: no data received"));
|
||||
|
|
@ -1821,7 +1818,7 @@ sanei_bjnp_find_devices (const char **conf_devices,
|
|||
|
||||
/* scanner found, get IP-address and hostname */
|
||||
u8tohex( mac_address_string, disc_resp -> mac_addr, sizeof(disc_resp -> mac_addr) );
|
||||
get_scanner_name( (struct sockaddr *) &scanner_sa, scanner_host);
|
||||
get_scanner_name( &scanner_sa, scanner_host);
|
||||
|
||||
/* construct URI */
|
||||
sprintf (uri, "%s://%s:%d", BJNP_METHOD, scanner_host,
|
||||
|
|
|
|||
|
|
@ -55,6 +55,10 @@
|
|||
* BJNP definitions
|
||||
*/
|
||||
|
||||
/* selection of options */
|
||||
/* This works now, disable when it gives you problems */
|
||||
#define PIXMA_BJNP_USE_STATUS 1
|
||||
|
||||
/* sizes */
|
||||
|
||||
#define BJNP_PRINTBUF_MAX 1400 /* size of printbuffer */
|
||||
|
|
@ -70,22 +74,22 @@
|
|||
#define BJNP_ARGS_MAX 128 /* max length of argument string */
|
||||
#define BJNP_SERIAL_MAX 16 /* maximum length of serial number */
|
||||
#define BJNP_NO_DEVICES 16 /* max number of open devices */
|
||||
#define BJNP_SCAN_BUF_MAX 65536 /* size of scanner data intermediate buffer */
|
||||
|
||||
/* timers */
|
||||
#define BJNP_BROADCAST_INTERVAL 10 /* ms between broadcasts */
|
||||
#define BJNP_BC_RESPONSE_TIMEOUT 500 /* waiting time for broadc. responses */
|
||||
#define BJNP_SCAN_BUF_MAX 65536 /* size of scanner data intermediate buffer */
|
||||
#define BJNP_TIMEOUT_UDP 2 /* standard UDP timeout in seconds */
|
||||
#define BJNP_TIMEOUT_TCP 4 /* standard TCP timeout in seconds */
|
||||
#define USLEEP_MS 1000 /* sleep for 1 msec */
|
||||
#define BJNP_TIMEOUT_UDP 2 /* standard UDP timeout */
|
||||
#define BJNP_TIMEOUT_TCP 4 /* standard TCP timeout */
|
||||
|
||||
/* retries */
|
||||
#define BJNP_MAX_SELECT_ATTEMPTS 3 /* max nr of retries on select (EINTR) */
|
||||
#define BJNP_MAX_BROADCAST_ATTEMPTS 2 /* number of broadcast packets to be sent */
|
||||
#define BJNP_UDP_RETRY_MAX 3 /* max nt of retries on a udp command */
|
||||
#define BJNP_RESTART_POLL -1 /* lost poll dialog, restart dialog */
|
||||
|
||||
/* This works now, disable when it gives you problems */
|
||||
#define PIXMA_BJNP_USE_STATUS 1
|
||||
/* resturn values */
|
||||
#define BJNP_RESTART_POLL -1 /* lost poll dialog, restart dialog */
|
||||
|
||||
/* loglevel definitions */
|
||||
|
||||
|
|
@ -285,6 +289,15 @@ typedef enum
|
|||
BJNP_POLL_STATUS_RECEIVED = 2
|
||||
} BJNP_polling_status_e;
|
||||
|
||||
typedef union
|
||||
{
|
||||
struct sockaddr_storage storage;
|
||||
struct sockaddr sa;
|
||||
struct sockaddr_in in;
|
||||
struct sockaddr_in ipv4;
|
||||
struct sockaddr_in6 ipv6;
|
||||
} bjnp_sockaddr_t;
|
||||
|
||||
/*
|
||||
* Device information for opened devices
|
||||
*/
|
||||
|
|
@ -295,7 +308,7 @@ typedef struct device_s
|
|||
int active; /* connection is active (has open tcp connection */
|
||||
int tcp_socket; /* open tcp socket for communcation to scannner */
|
||||
int udp_socket; /* open udp socket for communication to scanner */
|
||||
struct sockaddr * addr; /* ip-address of the scanner */
|
||||
bjnp_sockaddr_t * addr; /* ip-address of the scanner */
|
||||
int session_id; /* session id used in bjnp protocol for TCP packets */
|
||||
int16_t serial; /* sequence number of command */
|
||||
int bjnp_timeout; /* timeout (msec) for next poll command */
|
||||
|
|
@ -309,5 +322,5 @@ typedef struct device_s
|
|||
uint32_t dialog; /* poll dialog */
|
||||
uint32_t status_key; /* key of last received status message */
|
||||
#endif
|
||||
} device_t;
|
||||
} bjnp_device_t;
|
||||
|
||||
|
|
|
|||
Ładowanie…
Reference in New Issue