Browse Source

add socket_deferaccept

master
Felix von Leitner 14 years ago
parent
commit
c173ad3273
  1. 1
      CHANGES
  2. 11
      socket.h
  3. 19
      socket/socket_deferaccept.c

1
CHANGES

@ -1,6 +1,7 @@
0.27:
add fmt_strm
add iob_addbuf_munmap
add socket_deferaccept
0.26:
fix really pathological case where io_timeouted would never

11
socket.h

@ -50,6 +50,17 @@ int socket_mchopcount6(int s,char hops);
int socket_mcloop4(int s,char hops);
int socket_mcloop6(int s,char hops);
/* please note that these are platform specific. Do not expect them to
* work. You might still get an accept() signalled even though there is
* no data available. So far, DATAIN is supported on FreeBSD and Linux,
* and HTTPIN is supported on FreeBSD. */
enum defermode {
DATAIN, // only signal accept() if there is data coming in
HTTPIN, // only signal accept() if a HTTP header has come in
};
void socket_deferaccept(int s,enum defermode mode);
void socket_tryreservein(int s,int size);
const char* socket_getifname(uint32 _interface);

19
socket/socket_deferaccept.c

@ -0,0 +1,19 @@
#include "socket.h"
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <netinet/tcp.h>
#include <string.h>
void socket_deferaccept(int s,enum defermode mode) {
#ifdef TCP_DEFER_ACCEPT
int one=1;
setsockopt(s,IPPROTO_TCP,TCP_DEFER_ACCEPT,&one,sizeof(one));
#elif defined(SO_ACCEPTFILTER)
struct accept_filter_arg afa;
memset(&afa,0,sizeof(afa));
strcpy(afa.af_name,mode==HTTPIN?"httpreader":"dataready");
setsockopt(sok, SOL_SOCKET, SO_ACCEPTFILTER, &afa, sizeof(afa));
#endif
}
Loading…
Cancel
Save