ExternalVendorCode/serval-dna
1
0
Fork 0
mirror of https://github.com/servalproject/serval-dna.git synced 2025-02-21 09:51:50 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

Fix fake radio

Browse Source
This commit is contained in:
Jeremy Lakeman 2013-02-15 14:14:27 +10:30
parent 80a5feb76a
commit 2d566dbd5b
1 changed files with 20 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

22
fakeradio.c
View File

@ -35,8 +35,26 @@ int main(int argc,char **argv)
if (bytes>0) {
// every write operation consumes "air time" and adds delay to the next read
usleep(100000);
int written = write(fds[i^1].fd,buffer,bytes);
printf("reading from %d, read %d, written %d, errno=%d\n",i,bytes,written,errno);
int fd = i^1;
// set blocking
fcntl(fd,F_SETFL,fcntl(fd, F_GETFL, NULL)&~O_NONBLOCK);
int offset=0;
while(offset < bytes){
int written = write(fds[i^1].fd,buffer+offset,bytes - offset);
if (written >0)
offset+=written;
else{
printf("Write returned %d, errno=%d\n",written,errno);
usleep(10000);
}
}
// set non-blocking
fcntl(fd,F_SETFL,fcntl(fd, F_GETFL, NULL)|O_NONBLOCK);
printf("reading from %d, read %d, written %d, errno=%d\n",i,bytes,offset,errno);
}
fds[i].revents=0;
}