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osmo-ttcn3-hacks
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ggsn: Support IPv4v6 PDP contexts in helper icmpv6 functions 

Change-Id: I564d51e02ea4b3cb5fedb79dfc1903c04619bd61
This commit is contained in:
Pau Espin 2022-02-14 16:54:18 +01:00 committed by pespin
parent 1f2d740c1a
commit 5760421255
1 changed files with 15 additions and 2 deletions
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17
ggsn_tests/GGSN_Tests.ttcn
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@ -750,9 +750,22 @@ module GGSN_Tests {
return f_IPv6_enc(ip6);
}
/* Get link-id from PDP Context EUA */
function f_ctx_get_ipv6_interface_id(in PdpContext ctx) return OCT16 {
var OCT16 interface_id;
if (ischosen(ctx.eua.endUserAddress.endUserAddressIPv4andIPv6)) {
interface_id := ctx.eua.endUserAddress.endUserAddressIPv4andIPv6.ipv6_address;
} else if (ischosen(ctx.eua.endUserAddress.endUserAddressIPv6)) {
interface_id := ctx.eua.endUserAddress.endUserAddressIPv6.ipv6_address;
} else {
Misc_Helpers.f_shutdown(__BFILE__, __LINE__, fail, "Unexpected request to submit icmpv6 rs in IPv4 PDP context");
}
return interface_id;
}
/* create ICMPv6 router solicitation deriving link-id from PDP Context EUA */
function f_icmpv6_rs_for_pdp(in PdpContext ctx) return octetstring {
var OCT16 interface_id := ctx.eua.endUserAddress.endUserAddressIPv6.ipv6_address;
var OCT16 interface_id := f_ctx_get_ipv6_interface_id(ctx);
return f_gen_icmpv6_router_solicitation(interface_id);
}
@ -766,7 +779,7 @@ module GGSN_Tests {
/* generate and encode ICMPv6 neighbor solicitation for PDP Context */
function f_gen_icmpv6_neigh_solicit_for_pdp(in PdpContext ctx) return octetstring {
var OCT16 interface_id := ctx.eua.endUserAddress.endUserAddressIPv6.ipv6_address;
var OCT16 interface_id := f_ctx_get_ipv6_interface_id(ctx);
var OCT16 link_local := f_ipv6_link_local(interface_id);
var OCT16 daddr := f_ipv6_sol_node_mcast(link_local);