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forgot to check in the actual code m(

master
Felix von Leitner 7 years ago
parent
commit
051ed2e10d
  1. 18
      socket/socket_fastopen.c
  2. 20
      socket/socket_fastopen_connect4.c
  3. 20
      socket/socket_fastopen_connect6.c

18
socket/socket_fastopen.c

@ -0,0 +1,18 @@
#include "socket.h"
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/tcp.h>
#include <errno.h>
int socket_fastopen(int s) {
#ifdef TCP_FASTOPEN
return setsockopt(s,SOL_TCP,TCP_FASTOPEN,(int[]){ 5 }, sizeof(int));
#else
#ifdef ENOPROTOOPT
errno=ENOPROTOOPT;
#else
errno=ENOSYS;
#endif
return -1;
#endif
}

20
socket/socket_fastopen_connect4.c

@ -0,0 +1,20 @@
#include "socket.h"
#include <sys/types.h>
#include <unistd.h>
#include <sys/socket.h>
#include <errno.h>
ssize_t socket_fastopen_connect4(int s,const char* ip,uint16 port,const char* buf,size_t len) {
#ifndef MSG_FASTOPEN
int r;
{
#else
int r=socket_send4_flag(s,buf,len,ip,port,MSG_FASTOPEN);
if (r==-1 && errno==ENOTCONN) {
#endif
/* apparently the kernel does not support TCP fast open */
r=socket_connect4(s,ip,port);
if (r==0) return write(s,buf,len);
}
return r;
}

20
socket/socket_fastopen_connect6.c

@ -0,0 +1,20 @@
#include "socket.h"
#include <sys/types.h>
#include <sys/socket.h>
#include <unistd.h>
#include <errno.h>
ssize_t socket_fastopen_connect6(int s,const char* ip,uint16 port,uint32_t scope_id,const char* buf,size_t len) {
#ifndef MSG_FASTOPEN
int r;
{
#else
int r=socket_send6_flag(s,buf,len,ip,port,scope_id,MSG_FASTOPEN);
if (r==-1 && errno==ENOTCONN) {
#endif
/* apparently the kernel does not support TCP fast open */
r=socket_connect6(s,ip,port,scope_id);
if (r==0) return write(s,buf,len);
}
return r;
}
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