Add support for the Individuals Insurance Policies Income API

Link: <https://developer.service.hmrc.gov.uk/api-documentation/docs/api/service/individuals-insurance-policies-income-api/2.0/oas/page>
Signed-off-by: Andrew Clayton <ac@sigsegv.uk>

Author: ac000

README.rst

@@ -55,7 +55,7 @@ It has a fairly straightforward interface, essentially
 
 ::
 
-   mtd-cli init|init-creds|init-oauth|init-nino|bd|biss|bsas|cisd|ical|id|ie|iei|ifi|ilos|ioi|ipi|isb|isi|ob|pb|saa|saass|said|seb|vat|test_cu|test_fph|test_sa
+   mtd-cli init|init-creds|init-oauth|init-nino|bd|biss|bsas|cisd|ical|id|ie|iei|ifi|iipi|ilos|ioi|ipi|isb|isi|ob|pb|saa|saass|said|seb|vat|test_cu|test_fph|test_sa
 
 The first argument specifies the API to interface with
 

src/endpoints.h

@@ -18,6 +18,7 @@ extern const struct _endpoint id_endpoint;
 extern const struct _endpoint ie_endpoint;
 extern const struct _endpoint iei_endpoint;
 extern const struct _endpoint ifi_endpoint;
+extern const struct _endpoint iipi_endpoint;
 extern const struct _endpoint ilos_endpoint;
 extern const struct _endpoint ioi_endpoint;
 extern const struct _endpoint ipi_endpoint;

src/mtd-cli-iipi.c

@@ -0,0 +1,47 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+
+/*
+ * mtd-cli-iipi.c - Make Tax Digital - Individuals Insurance Policies Income
+ *
+ * Copyright (C) 2025		Andrew Clayton <ac@sigsegv.uk>
+ */
+
+#include <stdbool.h>
+
+#include <libmtdac/mtd.h>
+
+#include "mtd-cli.h"
+
+#define API	iipi
+
+#define API_NAME "Individuals Insurance Policies Income"
+#define CMDS \
+"get amend delete"
+
+static const struct endpoint endpoints[] = {
+	{
+		.name		= "get",
+		.api_ep		= MTD_API_EP_IIPI_GET,
+		.nr_req_args	= 1,
+		.args		= "taxYear"
+	}, {
+		.name		= "amend",
+		.api_ep		= MTD_API_EP_IIPI_AMEND,
+		.nr_req_args	= 2,
+		.file_data	= true,
+		.args		= "<file> taxYear"
+	}, {
+		.name		= "delete",
+		.api_ep		= MTD_API_EP_IIPI_DELETE,
+		.nr_req_args	= 1,
+		.args		= "taxYear"
+	},
+
+	{ }
+};
+
+const struct _endpoint ENDPOINT = {
+	.endpoints = endpoints,
+	.api_name = API_NAME,
+	.cmds = CMDS
+};

src/mtd-cli.c

@@ -44,6 +44,7 @@ static const struct api_ep {
 	EP_MAP_ENT(ie),
 	EP_MAP_ENT(iei),
 	EP_MAP_ENT(ifi),
+	EP_MAP_ENT(iipi),
 	EP_MAP_ENT(ilos),
 	EP_MAP_ENT(ioi),
 	EP_MAP_ENT(ipi),