#include "dccp_recv.cmdline.h"
-/** the size of the output buffer */
-#define DCCP_BUFSIZE 40960
-
/**
* data specific to the dccp receiver
*
if (pdd && pdd->fd > 0)
close(pdd->fd);
- free(rn->buf);
- rn->buf = NULL;
+ btr_pool_free(pdd->btrp);
free(rn->private_data);
rn->private_data = NULL;
}
ret = mark_fd_nonblocking(fd);
if (ret < 0)
goto err;
- rn->buf = para_calloc(DCCP_BUFSIZE);
rn->private_data = pdd = para_calloc(sizeof(struct private_dccp_recv_data));
pdd->btrp = btr_pool_new("dccp_recv", 320 * 1024);
pdd->fd = fd;
struct receiver_node *rn = container_of(t, struct receiver_node, task);
struct private_dccp_recv_data *pdd = rn->private_data;
- if (rn->btrn)
- if (generic_recv_pre_select(s, t) <= 0)
- return;
t->error = 0;
+ if (generic_recv_pre_select(s, t) <= 0)
+ return;
para_fd_set(pdd->fd, &s->rfds, &s->max_fileno);
}
struct receiver_node *rn = container_of(t, struct receiver_node, task);
struct private_dccp_recv_data *pdd = rn->private_data;
struct btr_node *btrn = rn->btrn;
- int ret;
-
- if (btrn) {
- ret = btr_node_status(btrn, 0, BTR_NT_ROOT);
- if (ret < 0)
- goto err;
- if (ret == 0)
- return;
- } else {
- if (rn->output_error && *rn->output_error < 0) {
- t->error = *rn->output_error;
- return;
- }
- }
+ struct iovec iov[2];
+ int ret, iovcnt;
+
+ ret = btr_node_status(btrn, 0, BTR_NT_ROOT);
+ if (ret < 0)
+ goto err;
+ if (ret == 0)
+ return;
if (!FD_ISSET(pdd->fd, &s->rfds))
return; /* nothing to do */
- if (rn->loaded >= DCCP_BUFSIZE) {
- t->error = -E_DCCP_OVERRUN;
- return;
- }
- if (btrn) {
- char *buf;
- size_t sz;
-
- sz = btr_pool_get_buffer(pdd->btrp, &buf);
- ret = -E_DCCP_OVERRUN;
- if (sz == 0)
- goto err;
- //buf = para_malloc(HTTP_RECV_READ_BUF_SIZE);
- //sz = HTTP_RECV_READ_BUF_SIZE;
- ret = recv_bin_buffer(pdd->fd, buf, sz);
- if (ret == 0)
- ret = -E_RECV_EOF;
- if (ret < 0)
- goto err;
+ iovcnt = btr_pool_get_buffers(pdd->btrp, iov);
+ ret = -E_DCCP_OVERRUN;
+ if (iovcnt == 0)
+ goto err;
+ ret = para_readv(pdd->fd, iov, iovcnt);
+ if (ret == 0)
+ ret = -E_RECV_EOF;
+ if (ret < 0)
+ goto err;
+ if (ret <= iov[0].iov_len) /* only the first buffer was filled */
btr_add_output_pool(pdd->btrp, ret, btrn);
- return;
- }
- t->error = recv_bin_buffer(pdd->fd, rn->buf + rn->loaded,
- DCCP_BUFSIZE - rn->loaded);
- if (t->error > 0) {
- rn->loaded += t->error;
- return;
+ else { /* both buffers contain data */
+ btr_add_output_pool(pdd->btrp, iov[0].iov_len, btrn);
+ btr_add_output_pool(pdd->btrp, ret - iov[0].iov_len, btrn);
}
- if (!t->error)
- t->error = -E_RECV_EOF;
return;
err:
- if (btrn)
- btr_remove_node(rn->btrn);
+ btr_remove_node(rn->btrn);
t->error = ret;
}
static void dccp_recv_free_config(void *conf)
{
dccp_recv_cmdline_parser_free(conf);
+ free(conf);
}
/**