Lowercase all CAPS to prevent case sensitive errors in non-Windows platforms

src/network/network.c

@@ -0,0 +1,286 @@
+/*
+ * 86Box	A hypervisor and IBM PC system emulator that specializes in
+ *		running old operating systems and software designed for IBM
+ *		PC systems and compatibles from 1981 through fairly recent
+ *		system designs based on the PCI bus.
+ *
+ *		This file is part of the 86Box distribution.
+ *
+ *		Implementation of the network module.
+ *
+ * NOTE		The definition of the netcard_t is currently not optimal;
+ *		it should be malloc'ed and then linked to the NETCARD def.
+ *		Will be done later.
+ *
+ * Version:	@(#)network.c	1.0.10	2017/06/14
+ *
+ * Author:	Fred N. van Kempen, <decwiz@yahoo.com>
+ */
+#include <stdint.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include "../ibm.h"
+#include "../device.h"
+#include "network.h"
+#include "net_ne2000.h"
+#include "../win/plat_ui.h"
+
+
+static netcard_t net_cards[] = {
+    { "None",			"none",		NULL,
+      NULL,			NULL					},
+    { "Novell NE1000",		"ne1k",		&ne1000_device,
+      NULL,			NULL					},
+    { "Novell NE2000",		"ne2k",		&ne2000_device,
+      NULL,			NULL					},
+    { "Realtek RTL8029AS",	"ne2kpci",	&rtl8029as_device,
+      NULL,			NULL					},
+    { "",			"",		NULL,
+      NULL,			NULL					}
+};
+
+
+/* Global variables. */
+int		network_card;
+int		network_type;
+int		network_ndev;
+int		nic_do_log;
+netdev_t	network_devs[32];
+char		network_pcap[512];
+
+
+/*
+ * Initialize the configured network cards.
+ *
+ * This function gets called only once, from the System
+ * Platform initialization code (currently in pc.c) to
+ * set our local stuff to a known state.
+ */
+void
+network_init(void)
+{
+    int i;
+
+#if ENABLE_NIC_LOG
+    nic_do_log = ENABLE_NIC_LOG;
+#else
+    nic_do_log = 0;
+#endif
+
+#if 0
+    network_type = NET_TYPE_NONE;
+    network_card = 0;
+#endif
+
+    /* Create a first device entry that's always there, as needed by UI. */
+    strcpy(network_devs[0].device, "none");
+    strcpy(network_devs[0].description, "None");
+    network_ndev = 1;
+
+    /* Initialize the Pcap system module, if present. */
+    i = network_pcap_init(&network_devs[network_ndev]);
+    if (i > 0)
+	network_ndev += i;
+
+    if (network_type != NET_TYPE_PCAP)
+	network_pcap_close();
+}
+
+
+/*
+ * Attach a network card to the system.
+ *
+ * This function is called by a hardware driver ("card") after it has
+ * finished initializing itself, to link itself to the platform support
+ * modules.
+ */
+int
+network_attach(void *dev, uint8_t *mac, NETRXCB rx)
+{
+    int ret = -1;
+
+    if (network_card == 0) return(ret);
+
+    /* Save the card's callback info. */
+    net_cards[network_card].private = dev;
+    net_cards[network_card].rx = rx;
+
+    /* Start the platform module. */
+    switch(network_type) {
+	case NET_TYPE_PCAP:
+		ret = network_pcap_setup(mac, rx, dev);
+		if (ret < 0) {
+			plat_msgbox_error(IDS_2139);
+			network_type = NET_TYPE_NONE;
+		}
+		break;
+
+	case NET_TYPE_SLIRP:
+		ret = network_slirp_setup(mac, rx, dev);
+		break;
+    }
+
+    return(ret);
+}
+
+
+/* Stop any network activity. */
+void
+network_close(void)
+{
+    switch(network_type) {
+	case NET_TYPE_PCAP:
+		network_pcap_close();
+		break;
+
+	case NET_TYPE_SLIRP:
+		network_slirp_close();
+		break;
+    }
+}
+
+
+/* Test the network. */
+int
+network_test(void)
+{
+    switch(network_type) {
+	case NET_TYPE_PCAP:
+		return network_pcap_test();
+		break;
+
+	case NET_TYPE_SLIRP:
+		return network_slirp_test();
+		break;
+    }
+
+    return 0;
+}
+
+
+/*
+ * Reset the network card(s).
+ *
+ * This function is called each time the system is reset,
+ * either a hard reset (including power-up) or a soft reset
+ * including C-A-D reset.)  It is responsible for connecting
+ * everything together.
+ */
+void
+network_reset(void)
+{
+    pclog("NETWORK: reset (type=%d, card=%d)\n", network_type, network_card);
+
+    /* Just in case.. */
+    network_close();
+
+    /* If no active card, we're done. */
+    if ((network_type==NET_TYPE_NONE) || (network_card==0)) return;
+
+    if (network_type==NET_TYPE_PCAP)  network_pcap_reset();
+
+    pclog("NETWORK: set up for %s, card='%s'\n",
+	(network_type==NET_TYPE_SLIRP)?"SLiRP":"WinPcap",
+				net_cards[network_card].name);
+
+    /* Add the (new?) card to the I/O system. */
+    if (net_cards[network_card].device) {
+	pclog("NETWORK: adding device '%s'\n",
+		net_cards[network_card].name);
+	device_add(net_cards[network_card].device);
+    }
+}
+
+
+/* Transmit a packet to one of the network providers. */
+void
+network_tx(uint8_t *bufp, int len)
+{
+    switch(network_type) {
+	case NET_TYPE_PCAP:
+		network_pcap_in(bufp, len);
+		break;
+
+	case NET_TYPE_SLIRP:
+		network_slirp_in(bufp, len);
+		break;
+    }
+}
+
+
+/* UI */
+int
+network_card_available(int card)
+{
+    if (net_cards[card].device)
+	return(device_available(net_cards[card].device));
+
+    return(1);
+}
+
+
+/* UI */
+char *
+network_card_getname(int card)
+{
+    return(net_cards[card].name);
+}
+
+
+/* UI */
+device_t *
+network_card_getdevice(int card)
+{
+    return(net_cards[card].device);
+}
+
+
+/* UI */
+int
+network_card_has_config(int card)
+{
+    if (! net_cards[card].device) return(0);
+
+    return(net_cards[card].device->config ? 1 : 0);
+}
+
+
+/* UI */
+char *
+network_card_get_internal_name(int card)
+{
+    return(net_cards[card].internal_name);
+}
+
+
+/* UI */
+int
+network_card_get_from_internal_name(char *s)
+{
+    int c = 0;
+	
+    while (strlen(net_cards[c].internal_name)) {
+	if (! strcmp(net_cards[c].internal_name, s))
+			return(c);
+	c++;
+    }
+	
+    return(-1);
+}
+
+
+int
+network_dev_to_id(char *dev)
+{
+    int i = 0;
+
+    for (i=0; i<network_ndev; i++) {
+	if (! strcmp(network_devs[i].device, dev)) {
+		return(i);
+	}
+    }
+
+    /* If no match found, assume "none". */
+    return(0);
+}