net: re-name vc->fd_read() to vc->receive()

VLANClientState's fd_read() handler doesn't read from file
descriptors, it adds a buffer to the client's receive queue.

Re-name the handlers to make things a little less confusing.

Signed-off-by: Mark McLoughlin <markmc@redhat.com>

hw/dp8393x.c

@@ -409,7 +409,7 @@ static void do_transmit_packets(dp8393xState *s)
             s->regs[SONIC_TCR] |= SONIC_TCR_CRSL;
             if (s->vc->fd_can_read(s)) {
                 s->loopback_packet = 1;
-                s->vc->fd_read(s, s->tx_buffer, tx_len);
+                s->vc->receive(s, s->tx_buffer, tx_len);
             }
         } else {
             /* Transmit packet */
@@ -725,7 +725,7 @@ static int receive_filter(dp8393xState *s, const uint8_t * buf, int size)
     return -1;
 }
 
-static void nic_receive(void *opaque, const uint8_t * buf, int size)
+static void nic_receive(void *opaque, const uint8_t * buf, size_t size)
 {
     uint16_t data[10];
     dp8393xState *s = opaque;

hw/e1000.c

@@ -600,7 +600,7 @@ e1000_can_receive(void *opaque)
 }
 
 static void
-e1000_receive(void *opaque, const uint8_t *buf, int size)
+e1000_receive(void *opaque, const uint8_t *buf, size_t size)
 {
     E1000State *s = opaque;
     struct e1000_rx_desc desc;
@@ -614,8 +614,8 @@ e1000_receive(void *opaque, const uint8_t *buf, int size)
         return;
 
     if (size > s->rxbuf_size) {
-        DBGOUT(RX, "packet too large for buffers (%d > %d)\n", size,
-               s->rxbuf_size);
+        DBGOUT(RX, "packet too large for buffers (%lu > %d)\n",
+               (unsigned long)size, s->rxbuf_size);
         return;
     }
 

hw/eepro100.c

@@ -1441,7 +1441,7 @@ static int nic_can_receive(void *opaque)
     //~ return !eepro100_buffer_full(s);
 }
 
-static void nic_receive(void *opaque, const uint8_t * buf, int size)
+static void nic_receive(void *opaque, const uint8_t * buf, size_t size)
 {
     /* TODO:
      * - Magic packets should set bit 30 in power management driver register.

hw/etraxfs_eth.c

@@ -501,7 +501,7 @@ static int eth_can_receive(void *opaque)
 	return 1;
 }
 
-static void eth_receive(void *opaque, const uint8_t *buf, int size)
+static void eth_receive(void *opaque, const uint8_t *buf, size_t size)
 {
 	unsigned char sa_bcast[6] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff };
 	struct fs_eth *eth = opaque;

hw/mcf_fec.c

@@ -353,7 +353,7 @@ static int mcf_fec_can_receive(void *opaque)
     return s->rx_enabled;
 }
 
-static void mcf_fec_receive(void *opaque, const uint8_t *buf, int size)
+static void mcf_fec_receive(void *opaque, const uint8_t *buf, size_t size)
 {
     mcf_fec_state *s = (mcf_fec_state *)opaque;
     mcf_fec_bd bd;

hw/mipsnet.c

@@ -75,7 +75,7 @@ static int mipsnet_can_receive(void *opaque)
     return !mipsnet_buffer_full(s);
 }
 
-static void mipsnet_receive(void *opaque, const uint8_t *buf, int size)
+static void mipsnet_receive(void *opaque, const uint8_t *buf, size_t size)
 {
     MIPSnetState *s = opaque;
 

hw/musicpal.c

@@ -562,7 +562,7 @@ static int eth_can_receive(void *opaque)
     return 1;
 }
 
-static void eth_receive(void *opaque, const uint8_t *buf, int size)
+static void eth_receive(void *opaque, const uint8_t *buf, size_t size)
 {
     mv88w8618_eth_state *s = opaque;
     uint32_t desc_addr;

hw/ne2000.c

@@ -224,7 +224,7 @@ static int ne2000_can_receive(void *opaque)
 
 #define MIN_BUF_SIZE 60
 
-static void ne2000_receive(void *opaque, const uint8_t *buf, int size)
+static void ne2000_receive(void *opaque, const uint8_t *buf, size_t size)
 {
     NE2000State *s = opaque;
     uint8_t *p;

hw/pcnet.c

@@ -1076,7 +1076,7 @@ static int pcnet_can_receive(void *opaque)
 
 #define MIN_BUF_SIZE 60
 
-static void pcnet_receive(void *opaque, const uint8_t *buf, int size)
+static void pcnet_receive(void *opaque, const uint8_t *buf, size_t size)
 {
     PCNetState *s = opaque;
     int is_padr = 0, is_bcast = 0, is_ladr = 0;

hw/qdev.c

@@ -258,16 +258,16 @@ void qdev_connect_gpio_out(DeviceState * dev, int n, qemu_irq pin)
 }
 
 VLANClientState *qdev_get_vlan_client(DeviceState *dev,
-                                      IOCanRWHandler *fd_can_read,
-                                      IOReadHandler *fd_read,
-                                      IOReadvHandler *fd_readv,
+                                      NetCanReceive *can_receive,
+                                      NetReceive *receive,
+                                      NetReceiveIOV *receive_iov,
                                       NetCleanup *cleanup,
                                       void *opaque)
 {
     NICInfo *nd = dev->nd;
     assert(nd);
-    return qemu_new_vlan_client(nd->vlan, nd->model, nd->name, fd_can_read,
-                                fd_read, fd_readv, cleanup, opaque);
+    return qemu_new_vlan_client(nd->vlan, nd->model, nd->name, can_receive,
+                                receive, receive_iov, cleanup, opaque);
 }
 
 

hw/rtl8139.c

@@ -1158,7 +1158,7 @@ static void rtl8139_do_receive(void *opaque, const uint8_t *buf, int size, int d
     }
 }
 
-static void rtl8139_receive(void *opaque, const uint8_t *buf, int size)
+static void rtl8139_receive(void *opaque, const uint8_t *buf, size_t size)
 {
     rtl8139_do_receive(opaque, buf, size, 1);
 }

hw/smc91c111.c

@@ -602,7 +602,7 @@ static int smc91c111_can_receive(void *opaque)
     return 1;
 }
 
-static void smc91c111_receive(void *opaque, const uint8_t *buf, int size)
+static void smc91c111_receive(void *opaque, const uint8_t *buf, size_t size)
 {
     smc91c111_state *s = (smc91c111_state *)opaque;
     int status;

hw/stellaris_enet.c

@@ -78,7 +78,7 @@ static void stellaris_enet_update(stellaris_enet_state *s)
 }
 
 /* TODO: Implement MAC address filtering.  */
-static void stellaris_enet_receive(void *opaque, const uint8_t *buf, int size)
+static void stellaris_enet_receive(void *opaque, const uint8_t *buf, size_t size)
 {
     stellaris_enet_state *s = (stellaris_enet_state *)opaque;
     int n;

hw/usb-net.c

@@ -1369,7 +1369,7 @@ static int usb_net_handle_data(USBDevice *dev, USBPacket *p)
     return ret;
 }
 
-static void usbnet_receive(void *opaque, const uint8_t *buf, int size)
+static void usbnet_receive(void *opaque, const uint8_t *buf, size_t size)
 {
     USBNetState *s = opaque;
     struct rndis_packet_msg_type *msg;

hw/virtio-net.c

@@ -361,7 +361,7 @@ static int receive_filter(VirtIONet *n, const uint8_t *buf, int size)
     return 0;
 }
 
-static void virtio_net_receive(void *opaque, const uint8_t *buf, int size)
+static void virtio_net_receive(void *opaque, const uint8_t *buf, size_t size)
 {
     VirtIONet *n = opaque;
     struct virtio_net_hdr_mrg_rxbuf *mhdr = NULL;

hw/xen_nic.c

@@ -243,7 +243,7 @@ static int net_rx_ok(void *opaque)
     return 1;
 }
 
-static void net_rx_packet(void *opaque, const uint8_t *buf, int size)
+static void net_rx_packet(void *opaque, const uint8_t *buf, size_t size)
 {
     struct XenNetDev *netdev = opaque;
     netif_rx_request_t rxreq;
@@ -262,8 +262,8 @@ static void net_rx_packet(void *opaque, const uint8_t *buf, int size)
 	return;
     }
     if (size > XC_PAGE_SIZE - NET_IP_ALIGN) {
-	xen_be_printf(&netdev->xendev, 0, "packet too big (%d > %ld)",
-		      size, XC_PAGE_SIZE - NET_IP_ALIGN);
+	xen_be_printf(&netdev->xendev, 0, "packet too big (%lu > %ld)",
+		      (unsigned long)size, XC_PAGE_SIZE - NET_IP_ALIGN);
 	return;
     }