int
conn_insert(int sd)
{
conn_t **v = vector;
size_t i;
for (i = 0; i < MAX_CONNECTIONS; i++)
if (v[i] == NULL) {
if ((v[i] = mkconn(sd)) == NULL) {
close(sd);
return -1;
}
return 0;
}
close(sd);
return -1;
}
void
runcb(int fd, short what, void *arg)
{
Run *run;
Request *r;
Call *c;
Header *h;
struct evhttp_connection *conn;
struct evhttp_request *req;
enum evhttp_cmd_type cmd;
int i;
run = (Run*)arg;
r = &run->rs[rand() % run->rsiz];
if(run->cachedconn!=nil){
conn = run->cachedconn;
run->cachedconn = nil;
}else
conn = mkconn(run->host, run->port);
c = mal(sizeof(*c));
c->run = run;
c->conn = conn;
req = evhttp_request_new(&donecb, c);
if(strcasecmp(r->action, "get")==0)
cmd = EVHTTP_REQ_GET;
else if(strcasecmp(r->action, "post")==0)
cmd = EVHTTP_REQ_POST;
else
panic("invalid action \"%s\"", r->action);
for(i=0;i<r->nheader;i++){
h = &r->headers[i];
evhttp_add_header(
req->output_headers,
h->key, h->value);
}
evhttp_make_request(conn, req, cmd, r->uri);
event_add(&run->ev, &run->tv);
}
// calcul f1()
int main(int argc, char *argv[])
{
char buf[BUF_SIZE];
char *shost, *sport;
int sfd, nrpar;
double x, y, z, f1;
ssize_t nread;
// stăpân: nume sau adresă IP
if (argc < 2)
shost = HOST;
else
shost = argv[1];
// stăpân: număr port TCP
if (argc < 3)
sport = PORT;
else
sport = argv[2];
#ifndef NDEBUG
printf("I mapsu_cf1: utilizează server «%s:%s»\n", shost, sport);
#endif
sfd = mkconn(shost, sport);
if (-1 == sfd) {
fprintf(stderr, "mapsu_cf1: conectarea la «%s:%s» a eșuat!\n",
shost, sport);
exit(EXIT_FAILURE);
}
nrpar = 0;
while ((nread = recv(sfd, buf, BUF_SIZE-1, 0)) > 0) {
if (buf[nread-1] == '\n')
buf[nread-1] = '\0';
else
buf[nread] = '\0';
if ('\0' == buf[0])
continue;
#ifndef NDEBUG
//printf("I mapsu_cf1: recv %s\n", buf);
#endif
nread = sscanf(buf, "%lg %lg %lg", &x, &y, &z);
if (3 == nread) {
f1 = log10(y/z) + 1;
#ifndef NDEBUG
if (1 == nrpar % 2)
printf("I mapsu_cf1: send f1=%.26lf\n", f1);
usleep(200000);
#endif
sprintf(buf, "f1: %.26lf\n", f1);
if (send(sfd, buf, strlen(buf), 0) == -1) {
perror("send: ");
exit(EXIT_FAILURE);
}
++nrpar;
#ifndef NDEBUG
} else {
printf("I mapsu_cf1: recv %s\n", buf);
printf("W mapsu_cf1: nu am citit 3 coeficienți.. ignorat\n");
#endif
}
}
return 0;
}