accept4 and accept6

master
leitner 24 years ago
parent 03209de7f0
commit 3f04a3d284

@ -1,6 +1,8 @@
0.6: 0.6:
changed name to libowfat changed name to libowfat.
fixed fmt_ulong (did not output 0 correctly) fixed fmt_ulong (did not output 0 correctly).
added buffer.
extended buffer API to include buffer_putulong() and friends.
0.5: 0.5:
made subdirectories for the different libraries. made subdirectories for the different libraries.

@ -20,8 +20,8 @@ extern int socket_bind4_reuse(int s,const char *ip,uint16 port);
extern int socket_bind6(int s,const char *ip,uint16 port,uint32 scope_id); extern int socket_bind6(int s,const char *ip,uint16 port,uint32 scope_id);
extern int socket_bind6_reuse(int s,const char *ip,uint16 port,uint32 scope_id); extern int socket_bind6_reuse(int s,const char *ip,uint16 port,uint32 scope_id);
extern int socket_listen(int s,unsigned int backlog); extern int socket_listen(int s,unsigned int backlog);
extern int socket_accept4(int s,char *ip,uint16 *); extern int socket_accept4(int s,char *ip,uint16 *port);
extern int socket_accept6(int s,char *ip,uint16 *,uint32 *scope_id); extern int socket_accept6(int s,char *ip,uint16 *port,uint32 *scope_id);
extern int socket_recv4(int s,char *buf,unsigned int len,char *ip,uint16 *port); extern int socket_recv4(int s,char *buf,unsigned int len,char *ip,uint16 *port);
extern int socket_recv6(int s,char *buf,unsigned int len,char *ip,uint16 *port,uint32 *scope_id); extern int socket_recv6(int s,char *buf,unsigned int len,char *ip,uint16 *port,uint32 *scope_id);
extern int socket_send4(int s,const char *buf,unsigned int len,const char *ip,uint16 port); extern int socket_send4(int s,const char *buf,unsigned int len,const char *ip,uint16 port);

@ -0,0 +1,13 @@
#include <sys/socket.h>
#include <netinet/in.h>
#include "socket.h"
int socket_accept4(int s,char *ip,uint16 *port) {
struct sockaddr_in si;
unsigned int len = sizeof si;
int fd;
if ((fd=accept(s,(struct sockaddr*) &si,&len))<0) return -1;
*(uint32*)ip = *(uint32*)&si.sin_addr;
uint16_unpack_big((char *) &si.sin_port,port);
return fd;
}

@ -0,0 +1,43 @@
#include <sys/param.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include "byte.h"
#include "socket.h"
#include "ip6.h"
#include "haveip6.h"
#include "error.h"
int socket_accept6(int s,char ip[16],uint16 *port,uint32 *scope_id)
{
#ifdef LIBC_HAS_IP6
struct sockaddr_in6 sa;
#else
struct sockaddr_in sa;
#endif
unsigned int dummy = sizeof sa;
int fd;
fd = accept(s,(struct sockaddr *) &sa,&dummy);
if (fd == -1) return -1;
#ifdef LIBC_HAS_IP6
if (sa.sin6_family==AF_INET) {
struct sockaddr_in *sa4=(struct sockaddr_in*)&sa;
byte_copy(ip,12,V4mappedprefix);
byte_copy(ip+12,4,(char *) &sa4->sin_addr);
uint16_unpack_big((char *) &sa4->sin_port,port);
return fd;
}
byte_copy(ip,16,(char *) &sa.sin6_addr);
uint16_unpack_big((char *) &sa.sin6_port,port);
if (scope_id) *scope_id=sa.sin6_scope_id;
return fd;
#else
byte_copy(ip,12,V4mappedprefix);
byte_copy(ip+12,4,(char *) &sa.sin_addr);
uint16_unpack_big((char *) &sa.sin_port,port);
if (scope_id) *scope_id=0;
return fd;
#endif
}
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