[OpenWrt-Devel] [PATCH v2 6/7] support IPv6 configuration

[Bjørn Mork]

Signed-off-by: Bjørn Mork <bjorn at mork.no>
---
 cli.c      | 32 ++++++++++++++++++++++++--------
 mbim-msg.c | 10 ++++++++++
 mbim-msg.h |  1 +
 3 files changed, 35 insertions(+), 8 deletions(-)

diff --git a/cli.c b/cli.c
index c43b4f3..d1f3e88 100644
--- a/cli.c
+++ b/cli.c
@@ -216,7 +216,7 @@ static int
 mbim_config_response(void *buffer, int len)
 {
 	struct mbim_basic_connect_ip_configuration_r *ip = (struct mbim_basic_connect_ip_configuration_r *) buffer;
-	char ipv4[16];
+	char out[40];
 	int i;
 	uint32_t offset;
 
@@ -228,22 +228,38 @@ mbim_config_response(void *buffer, int len)
 	if (le32toh(ip->ipv4configurationavailable) & MBIM_IP_CONFIGURATION_AVAILABLE_FLAG_ADDRESS)
 		for (i = 0; i < le32toh(ip->ipv4addresscount); i++) {
 			offset = le32toh(ip->ipv4address) + (i * 4);
-			mbim_get_ipv4(buffer, ipv4, 4 + offset);
-			printf("  ipv4address: %s/%d\n", ipv4, mbim_get_int(buffer, offset));
+			mbim_get_ipv4(buffer, out, 4 + offset);
+			printf("  ipv4address: %s/%d\n", out, mbim_get_int(buffer, offset));
 		}
 	if (le32toh(ip->ipv4configurationavailable) & MBIM_IP_CONFIGURATION_AVAILABLE_FLAG_DNS) {
-		mbim_get_ipv4(buffer, ipv4, ip->ipv4gateway);
-		printf("  ipv4gateway: %s\n", ipv4);
+		mbim_get_ipv4(buffer, out, le32toh(ip->ipv4gateway));
+		printf("  ipv4gateway: %s\n", out);
 	}
 	if (le32toh(ip->ipv4configurationavailable) & MBIM_IP_CONFIGURATION_AVAILABLE_FLAG_MTU)
 		printf("  ipv4mtu: %d\n", le32toh(ip->ipv4mtu));
 	if (le32toh(ip->ipv4configurationavailable) & MBIM_IP_CONFIGURATION_AVAILABLE_FLAG_DNS)
 		for (i = 0; i < le32toh(ip->ipv4dnsservercount); i++) {
-			mbim_get_ipv4(buffer, ipv4, ip->ipv4dnsserver + (i * 4));
-			printf("  ipv4dnsserver: %s\n", ipv4);
+			mbim_get_ipv4(buffer, out, le32toh(ip->ipv4dnsserver) + (i * 4));
+			printf("  ipv4dnsserver: %s\n", out);
 		}
 
-	printf("  ipv6configurationavailable: %04X\n", le32toh(ip->ipv6configurationavailable));
+	if (le32toh(ip->ipv6configurationavailable) & MBIM_IP_CONFIGURATION_AVAILABLE_FLAG_ADDRESS)
+		for (i = 0; i < le32toh(ip->ipv6addresscount); i++) {
+			offset = le32toh(ip->ipv6address) + (i * 16);
+			mbim_get_ipv6(buffer, out, 4 + offset);
+			printf("  ipv6address: %s/%d\n", out, mbim_get_int(buffer, offset));
+		}
+	if (le32toh(ip->ipv6configurationavailable) & MBIM_IP_CONFIGURATION_AVAILABLE_FLAG_DNS) {
+		mbim_get_ipv6(buffer, out, le32toh(ip->ipv6gateway));
+		printf("  ipv6gateway: %s\n", out);
+	}
+	if (le32toh(ip->ipv6configurationavailable) & MBIM_IP_CONFIGURATION_AVAILABLE_FLAG_MTU)
+		printf("  ipv6mtu: %d\n", le32toh(ip->ipv6mtu));
+	if (le32toh(ip->ipv6configurationavailable) & MBIM_IP_CONFIGURATION_AVAILABLE_FLAG_DNS)
+		for (i = 0; i < le32toh(ip->ipv6dnsservercount); i++) {
+			mbim_get_ipv6(buffer, out, le32toh(ip->ipv6dnsserver) + (i * 16));
+			printf("  ipv6dnsserver: %s\n", out);
+		}
 
 	return 0;
 }
diff --git a/mbim-msg.c b/mbim-msg.c
index 7199e85..ad5a2d5 100644
--- a/mbim-msg.c
+++ b/mbim-msg.c
@@ -97,6 +97,16 @@ mbim_get_ipv4(void *buffer, char *out, uint32_t offset)
 	snprintf(out, 16, "%d.%d.%d.%d", b[0], b[1], b[2], b[3]);
 }
 
+void
+mbim_get_ipv6(void *buffer, char *out, uint32_t offset)
+{
+	uint8_t *b = buffer + offset;
+
+	snprintf(out, 40, "%x:%x:%x:%x:%x:%x:%x:%x", b[0] << 8 | b[1],
+		 b[2] << 8 | b[3], b[4] << 8 | b[5], b[6] << 8 | b[7],
+		 b[8] << 8 | b[9], b[10] << 8 | b[11], b[12] << 8 | b[13],
+		 b[14] << 8 | b[15]);
+}
 
 uint32_t
 mbim_get_int(void *buffer, uint32_t offset)
diff --git a/mbim-msg.h b/mbim-msg.h
index 25415a5..2957abb 100644
--- a/mbim-msg.h
+++ b/mbim-msg.h
@@ -94,6 +94,7 @@ int mbim_send_command_msg(void);
 int mbim_add_payload(uint8_t len);
 int mbim_encode_string(struct mbim_string *str, char *in);
 void mbim_get_ipv4(void *buffer, char *out, uint32_t offset);
+void mbim_get_ipv6(void *buffer, char *out, uint32_t offset);
 uint32_t mbim_get_int(void *buffer, uint32_t offset);
 
 #endif
-- 
2.1.4
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