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net_prepare() returns int

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Manuel Pégourié-Gonnard 2013-12-17 15:57:05 +01:00
parent 5a607d26b7
commit 173402bb61
1 changed files with 16 additions and 8 deletions
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24
library/net.c
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@ -122,7 +122,7 @@ unsigned long net_htonl(unsigned long n);
/* /*
* Prepare for using the sockets interface * Prepare for using the sockets interface
*/ */
static void net_prepare( void ) static int net_prepare( void )
{ {
#if ( defined(_WIN32) || defined(_WIN32_WCE) ) && !defined(EFIX64) && \ #if ( defined(_WIN32) || defined(_WIN32_WCE) ) && !defined(EFIX64) && \
!defined(EFI32) !defined(EFI32)
@ -139,6 +139,7 @@ static void net_prepare( void )
#if !defined(EFIX64) && !defined(EFI32) #if !defined(EFIX64) && !defined(EFI32)
signal( SIGPIPE, SIG_IGN ); signal( SIGPIPE, SIG_IGN );
#endif #endif
return( 0 );
#endif #endif
} }
@ -148,11 +149,12 @@ static void net_prepare( void )
int net_connect( int *fd, const char *host, int port ) int net_connect( int *fd, const char *host, int port )
{ {
#if defined(POLARSSL_HAVE_IPV6) #if defined(POLARSSL_HAVE_IPV6)
int ret = POLARSSL_ERR_NET_UNKNOWN_HOST; int ret;
struct addrinfo hints, *addr_list, *cur; struct addrinfo hints, *addr_list, *cur;
char port_str[6]; char port_str[6];
net_prepare(); if( ( ret = net_prepare() ) != 0 )
return( ret );
/* getaddrinfo expects port as a string */ /* getaddrinfo expects port as a string */
memset( port_str, 0, sizeof( port_str ) ); memset( port_str, 0, sizeof( port_str ) );
@ -168,6 +170,7 @@ int net_connect( int *fd, const char *host, int port )
return( POLARSSL_ERR_NET_UNKNOWN_HOST ); return( POLARSSL_ERR_NET_UNKNOWN_HOST );
/* Try the sockaddrs until a connection succeeds */ /* Try the sockaddrs until a connection succeeds */
ret = POLARSSL_ERR_NET_UNKNOWN_HOST;
for( cur = addr_list; cur != NULL; cur = cur->ai_next ) for( cur = addr_list; cur != NULL; cur = cur->ai_next )
{ {
*fd = socket( cur->ai_family, cur->ai_socktype, cur->ai_protocol ); *fd = socket( cur->ai_family, cur->ai_socktype, cur->ai_protocol );
@ -194,10 +197,12 @@ int net_connect( int *fd, const char *host, int port )
#else #else
/* Legacy IPv4-only version */ /* Legacy IPv4-only version */
int ret;
struct sockaddr_in server_addr; struct sockaddr_in server_addr;
struct hostent *server_host; struct hostent *server_host;
net_prepare(); if( ( ret = net_prepare() ) != 0 )
return( ret );
if( ( server_host = gethostbyname( host ) ) == NULL ) if( ( server_host = gethostbyname( host ) ) == NULL )
return( POLARSSL_ERR_NET_UNKNOWN_HOST ); return( POLARSSL_ERR_NET_UNKNOWN_HOST );
@ -229,11 +234,12 @@ int net_connect( int *fd, const char *host, int port )
int net_bind( int *fd, const char *bind_ip, int port ) int net_bind( int *fd, const char *bind_ip, int port )
{ {
#if defined(POLARSSL_HAVE_IPV6) #if defined(POLARSSL_HAVE_IPV6)
int n, ret = POLARSSL_ERR_NET_UNKNOWN_HOST; int n, ret;
struct addrinfo hints, *addr_list, *cur; struct addrinfo hints, *addr_list, *cur;
char port_str[6]; char port_str[6];
net_prepare(); if( ( ret = net_prepare() ) != 0 )
return( ret );
/* getaddrinfo expects port as a string */ /* getaddrinfo expects port as a string */
memset( port_str, 0, sizeof( port_str ) ); memset( port_str, 0, sizeof( port_str ) );
@ -251,6 +257,7 @@ int net_bind( int *fd, const char *bind_ip, int port )
return( POLARSSL_ERR_NET_UNKNOWN_HOST ); return( POLARSSL_ERR_NET_UNKNOWN_HOST );
/* Try the sockaddrs until a binding succeeds */ /* Try the sockaddrs until a binding succeeds */
ret = POLARSSL_ERR_NET_UNKNOWN_HOST;
for( cur = addr_list; cur != NULL; cur = cur->ai_next ) for( cur = addr_list; cur != NULL; cur = cur->ai_next )
{ {
*fd = socket( cur->ai_family, cur->ai_socktype, cur->ai_protocol ); *fd = socket( cur->ai_family, cur->ai_socktype, cur->ai_protocol );
@ -290,10 +297,11 @@ int net_bind( int *fd, const char *bind_ip, int port )
#else #else
/* Legacy IPv4-only version */ /* Legacy IPv4-only version */
int n, c[4]; int ret, n, c[4];
struct sockaddr_in server_addr; struct sockaddr_in server_addr;
net_prepare(); if( ( ret = net_prepare() ) != 0 )
return( ret );
if( ( *fd = (int) socket( AF_INET, SOCK_STREAM, IPPROTO_IP ) ) < 0 ) if( ( *fd = (int) socket( AF_INET, SOCK_STREAM, IPPROTO_IP ) ) < 0 )
return( POLARSSL_ERR_NET_SOCKET_FAILED ); return( POLARSSL_ERR_NET_SOCKET_FAILED );