[PATCH v3 05/15] efi_loader: add IPv4() to device path to text protocol

[Adriano Cordova]

From: Heinrich Schuchardt <heinrich.schucha...@canonical.com>

Implement Ipv4() node support in the device path to text protocol.

Signed-off-by: Heinrich Schuchardt <heinrich.schucha...@canonical.com>
Signed-off-by: Adriano Cordova <adria...@gmail.com>
---

(no changes since v2)

 lib/efi_loader/efi_device_path_to_text.c | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/lib/efi_loader/efi_device_path_to_text.c 
b/lib/efi_loader/efi_device_path_to_text.c
index 0c7b30a26e..481a9712d9 100644
--- a/lib/efi_loader/efi_device_path_to_text.c
+++ b/lib/efi_loader/efi_device_path_to_text.c
@@ -8,6 +8,7 @@
 #include <blk.h>
 #include <efi_loader.h>
 #include <malloc.h>
+#include <net.h>
 
 #define MAC_OUTPUT_LEN 22
 #define UNKNOWN_OUTPUT_LEN 23
@@ -170,6 +171,28 @@ static char *dp_msging(char *s, struct efi_device_path *dp)
 
                break;
        }
+       case DEVICE_PATH_SUB_TYPE_MSG_IPV4: {
+               struct efi_device_path_ipv4 *idp =
+                       (struct efi_device_path_ipv4 *)dp;
+
+               s += sprintf(s, "IPv4(%pI4,", &idp->remote_ip_address);
+               switch (idp->protocol) {
+               case IPPROTO_TCP:
+                       s += sprintf(s, "TCP,");
+               case IPPROTO_UDP:
+                       s += sprintf(s, "UDP,");
+               default:
+                       s += sprintf(s, "0x%x,", idp->protocol);
+               }
+               s += sprintf(s, idp->static_ip_address ? "Static" : "DHCP");
+               s += sprintf(s, ",%pI4", &idp->local_ip_address);
+               if (idp->dp.length == sizeof(struct efi_device_path_ipv4))
+                       s += sprintf(s, ",%pI4,%pI4", &idp->gateway_ip_address,
+                                    &idp->subnet_mask);
+               s += sprintf(s, ")");
+
+               break;
+       }
        case DEVICE_PATH_SUB_TYPE_MSG_USB_CLASS: {
                struct efi_device_path_usb_class *ucdp =
                        (struct efi_device_path_usb_class *)dp;
-- 
2.43.0