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#ifdef __hpux__
#include <sys/types.h>
#include <sys/uio.h>
#include <sys/socket.h>
#include <stdio.h>
int main() {
/*
sbsize_t sendfile(int s, int fd, off_t offset, bsize_t nbytes,
const struct iovec *hdtrl, int flags);
*/
struct iovec x[2];
int fd=open("havesendfile.c",0);
x[0].iov_base="header";
x[0].iov_len=6;
x[1].iov_base="footer";
x[1].iov_len=6;
sendfile(1 /* dest socket */,fd /* src file */,
0 /* offset */, 23 /* nbytes */,
x, 0);
perror("sendfile");
return 0;
}
#elif defined (__sun__) && defined(__svr4__)
#include <sys/types.h>
#include <sys/socket.h>
#include <sys/sendfile.h>
#include <stdio.h>
int main() {
off_t o;
o=0;
sendfile(1 /* dest */, 0 /* src */,&o,23 /* nbytes */);
perror("sendfile");
return 0;
}
#elif defined (_AIX)
#define _FILE_OFFSET_BITS 64
#include <sys/types.h>
#include <sys/socket.h>
#include <unistd.h>
#include <stdio.h>
int main() {
int fd=open("havesendfile.c",0);
struct sf_parms p;
int destfd=1;
p.header_data="header";
p.header_length=6;
p.file_descriptor=fd;
p.file_offset=0;
p.file_bytes=23;
p.trailer_data="footer";
p.trailer_length=6;
if (send_file(&destfd,&p,0)>=0)
printf("sent %lu bytes.\n",p.bytes_sent);
return 0;
}
#elif defined(__linux__)
#define _FILE_OFFSET_BITS 64
#include <sys/types.h>
#include <unistd.h>
#include <fcntl.h>
#if defined(__GLIBC__) || defined(__dietlibc__)
#include <sys/sendfile.h>
#else
#include <linux/unistd.h>
_syscall4(int,sendfile,int,out,int,in,long *,offset,unsigned long,count)
#endif
#include <stdio.h>
int main() {
int fd=open("havesendfile.c",0);
off_t o=0;
off_t r=sendfile(1,fd,&o,23);
if (r!=-1)
printf("sent %lld bytes.\n",(long long int)r);
return 0;
}
#else
#error unsupported architecture
/* stupid fucking IRIX c99 does not signal #error via a non-zero exit
* code! ARGH! So insert a parse error */
#include rumpelstilzchen
)
#endif
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