From 7bae68091d91a9ed5381c9c6099487204627755b Mon Sep 17 00:00:00 2001
From: cheese-head <developer.pjr@gmail.com>
Date: Mon, 27 Nov 2023 11:52:21 -0700
Subject: [PATCH 1/2] adding support for the ec2 protocol

---
 lib/aws_codegen.ex              |  7 +++++++
 lib/aws_codegen/post_service.ex | 11 +++++++++++
 2 files changed, 18 insertions(+)

diff --git a/lib/aws_codegen.ex b/lib/aws_codegen.ex
index 54d3c41..f3c64e7 100644
--- a/lib/aws_codegen.ex
+++ b/lib/aws_codegen.ex
@@ -41,6 +41,13 @@ defmodule AWS.CodeGen do
   # Configuration map which determines what AWS API protocols have an
   # implementation for what language.
   @configuration %{
+    ec2: %{
+      module: AWS.CodeGen.PostService,
+      template: %{
+        elixir: "post.ex.eex",
+        erlang: "post.erl.eex"
+      }
+    },
     json: %{
       module: AWS.CodeGen.PostService,
       template: %{
diff --git a/lib/aws_codegen/post_service.ex b/lib/aws_codegen/post_service.ex
index d73d68b..076f094 100644
--- a/lib/aws_codegen/post_service.ex
+++ b/lib/aws_codegen/post_service.ex
@@ -11,6 +11,17 @@ defmodule AWS.CodeGen.PostService do
   end
 
   @configuration %{
+    "ec2" => %{
+      content_type: "application/x-www-form-urlencoded",
+      elixir: %{
+        decode: "xml",
+        encode: "query"
+      },
+      erlang: %{
+        decode: "aws_util:decode_xml(Body)",
+        encode: "aws_util:encode_query(Input)"
+      }
+    },
     "query" => %{
       content_type: "application/x-www-form-urlencoded",
       elixir: %{

From ed43d7c7bb2a1fccc63824a194d7a261a0826d07 Mon Sep 17 00:00:00 2001
From: Onno Vos <onno-vos-dev@users.noreply.github.com>
Date: Fri, 15 Dec 2023 11:43:13 +0100
Subject: [PATCH 2/2] Fix Warning upon compilation in erlang generated
 aws_ec.erl by underscoring Action

---
 priv/post.erl.eex | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/priv/post.erl.eex b/priv/post.erl.eex
index 2109534..691b1f3 100644
--- a/priv/post.erl.eex
+++ b/priv/post.erl.eex
@@ -34,8 +34,9 @@ request(Client, Action, Input, Options) ->
     RequestFun = fun() -> do_request(Client, Action, Input, Options) end,
     aws_request:request(RequestFun, Options).
 
-do_request(Client, Action, Input0, Options) ->
-    Client1 = Client#{service => <<"<%= context.signing_name %>">><%= if context.is_global do %>,
+<%= if context.protocol == "ec2" do %>do_request(Client, _Action, Input0, Options) ->
+<% else %>do_request(Client, Action, Input0, Options) ->
+<% end %>    Client1 = Client#{service => <<"<%= context.signing_name %>">><%= if context.is_global do %>,
                       region => <<"<%= context.credential_scope %>">><% end %>},
     Host = build_host(<<"<%= context.endpoint_prefix %>">>, Client1),
     URL = build_url(Host, Client1),