#include "qemu-common.h"
#include "qemu_socket.h"
#include "hw/qdev.h"
+#include "iov.h"
static QTAILQ_HEAD(, VLANState) vlans;
static QTAILQ_HEAD(, VLANClientState) non_vlan_clients;
int iovcnt)
{
uint8_t buffer[4096];
- size_t offset = 0;
- int i;
-
- for (i = 0; i < iovcnt; i++) {
- size_t len;
+ size_t offset;
- len = MIN(sizeof(buffer) - offset, iov[i].iov_len);
- memcpy(buffer + offset, iov[i].iov_base, len);
- offset += len;
- }
+ offset = iov_to_buf(iov, iovcnt, buffer, 0, sizeof(buffer));
return vc->info->receive(vc, buffer, offset);
}
-static ssize_t calc_iov_length(const struct iovec *iov, int iovcnt)
-{
- size_t offset = 0;
- int i;
-
- for (i = 0; i < iovcnt; i++)
- offset += iov[i].iov_len;
- return offset;
-}
-
static ssize_t qemu_deliver_packet_iov(VLANClientState *sender,
unsigned flags,
const struct iovec *iov,
VLANClientState *vc = opaque;
if (vc->link_down) {
- return calc_iov_length(iov, iovcnt);
+ return iov_size(iov, iovcnt);
}
if (vc->info->receive_iov) {
}
if (vc->link_down) {
- ret = calc_iov_length(iov, iovcnt);
+ ret = iov_size(iov, iovcnt);
continue;
}
NetQueue *queue;
if (sender->link_down || (!sender->peer && !sender->vlan)) {
- return calc_iov_length(iov, iovcnt);
+ return iov_size(iov, iovcnt);
}
if (sender->peer) {