uint CBuffer_GetLines2(CBuffer* cb, uint reqCount, int firstIdx,
cbline_t const** list, int blflags)
{
uint result;
lock(cb, true);
result = bufferGetLines(cb, reqCount, firstIdx, list, blflags);
lock(cb, false);
return result;
}
static void processClient(fd_set* master, int clientFd , int solFd,
bufStore *buf) {
char data[BUF_SIZE];
int nbytes = 0;
TlvHeader header;
struct iovec vec[2];
vec[0].iov_base = &header;
vec[0].iov_len = sizeof(header);
vec[1].iov_base = &data;
vec[1].iov_len = BUF_SIZE;
/* TODO: server should be able to handle data for a tlv over multiple reads */
nbytes = readv(clientFd, vec, 2);
if (nbytes <= 0) {
if (nbytes == 0) {
syslog(LOG_INFO, "mTerm_server: Client socket %d hung up\n", clientFd);
} else {
syslog(LOG_ERR, "mTerm_server: Error on read fd=%d\n", clientFd);
}
closeClient(master, clientFd);
} else if (nbytes < sizeof(TlvHeader)) {
/* TODO: Potentially we should use a per-client buffer, for now close
Client connection */
syslog(LOG_ERR, "mTerm_server: Error on read fd=%d\n", clientFd);
closeClient(master, clientFd);
} else if (header.length > (nbytes - sizeof(header))) {
syslog(LOG_ERR, "mTerm_server: Error on read fd=%d\n", clientFd);
closeClient(master, clientFd);
} else {
switch (header.type) {
case ASCII_ESC:
/* TODO: Server should store client pointers for last reference of
buffer read per client, thus subsequent reads can be based on the
last reference
*/
bufferGetLines(buf->file, clientFd, atoi(vec[1].iov_base), 0);
break;
case ASCII_DELETE:
syslog(LOG_INFO, "mTerm_server: Client socket %d hung up\n", clientFd);
closeClient(master, clientFd);
break;
case ASCII_CARAT:
writeData(solFd, vec[1].iov_base, header.length, "tty");
break;
default:
syslog(LOG_ERR, "mTerm_server: Received unknown tlv\n");
break;
}
}
}
