Something

#include <stdio.h>#include <string.h>#include <unistd.h>#include <sys/types.h>#include <sys/socket.h>#include <netinet/in.h>int sendall(int s, const char *buf, int len);const char* rpc_data = "<get_results>\003";int rpc_len;int main() {	int sock;	struct sockaddr_in dest_addr;	rpc_len = strlen(rpc_data);	sock = socket(PF_INET, SOCK_STREAM, 0);	if (sock < 0) {		perror("socket");		return 1;	}	dest_addr.sin_family = AF_INET;	dest_addr.sin_port = htons(31416);	dest_addr.sin_addr.s_addr = inet_addr("127.0.0.1");	memset(dest_addr.sin_zero, 0, sizeof dest_addr.sin_zero);	printf("connecting\n");	if (connect(sock, (struct sockaddr *) &dest_addr, sizeof dest_addr) < 0) {		perror("connect");		return 1;	}	printf("connected\n");	printf("Sending a single get_state RPC to get reply size\n");	printf("(this is used to guess when the client hangs)\n");	sendall(sock, rpc_data, rpc_len);	//receive it all and calculate size	char buf[1024];	char* ptr = NULL;	int bytes_recv = 0, reply_size = 0;	do {		bytes_recv = recv(sock, buf, sizeof(buf), 0);		ptr = memchr(buf, '\003', bytes_recv);		if (ptr == NULL) {			reply_size += bytes_recv;		} else {			reply_size += ptr - buf;		}	} while(ptr == NULL);	printf("RPC reply was %d bytes long\n", reply_size);	int i, sleeptime;	for(i=1; i<1000; i++) {		sendall(sock, rpc_data, rpc_len);		printf("sent RPC #%d, ~%d bytes on network buffer",				i, i*reply_size);		//this number found by testing; definitely not accurate		if (i*reply_size < 144000) {			sleeptime = 1;			sleep(1);		} else {			sleeptime = 4;			printf(" - BOINC must be hanged by now");		}		printf("\r");		fflush(stdout);		sleep(sleeptime);	}	return 0;}int sendall(int s, const char *buf, int len){	int bytesleft = len;	int n;	while (bytesleft > 0) {		n = send(s, buf, bytesleft, 0);		if (n == -1) { break; }		buf += n;		bytesleft -= n;	}	return n==-1?-1:0; // return -1 on failure, 0 on success}/* vim: set ts=4 sw=4 et cino+=g0: */