work in progress (tbf)

Change-Id: I01f72892530bb4ef14a7216a112812026a367bfa
Signed-off-by: José Bollo <jose.bollo@iot.bzh>

1 files changed, 104 insertions, 0 deletions

diff --git a/include/afb-req-itf.h b/include/afb-req-itf.h
new file mode 100644
index 00000000..eea78317
--- /dev/null
+++ b/include/afb-req-itf.h
@@ -0,0 +1,104 @@
+/*
+ * Copyright 2016 IoT.bzh
+ * Author: José Bollo <jose.bollo@iot.bzh>
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+struct afb_arg {
+	const char *name;
+	const char *value;
+	size_t size;
+	int is_file;
+};
+
+struct afb_req_itf {
+	struct afb_arg (*get)(void *data, const char *name);
+	void (*iterate)(void *data, int (*iterator)(void *closure, struct afb_arg arg), void *closure);
+	void (*fail)(void *data, const char *status, const char *info);
+	void (*success)(void *data, json_object *obj, const char *info);
+};
+
+struct afb_req {
+	const struct afb_req_itf *itf;
+	void *data;
+};
+
+static inline struct afb_arg afb_req_get(struct afb_req req, const char *name)
+{
+	return req.itf->get(req.data, name);
+}
+
+static inline const char *afb_req_argument(struct afb_req req, const char *name)
+{
+	return afb_req_get(req, name).value;
+}
+
+static inline int afb_req_is_argument_file(struct afb_req req, const char *name)
+{
+	return afb_req_get(req, name).is_file;
+}
+
+static inline void afb_req_iterate(struct afb_req req, int (*iterator)(void *closure, struct afb_arg arg), void *closure)
+{
+	req.itf->iterate(req.data, iterator, closure);
+}
+
+#include <stdarg.h>
+#include <stdlib.h>
+#include <stdio.h>
+
+static inline void afb_req_fail(struct afb_req req, const char *status, const char *info)
+{
+	req.itf->fail(req.data, status, info);
+}
+
+static inline void afb_req_fail_v(struct afb_req req, const char *status, const char *info, va_list args)
+{
+	char *message;
+	if (info == NULL || vasprintf(&message, info, args) < 0)
+		message = NULL;
+	afb_req_fail(req, status, message);
+	free(message);
+}
+
+static inline void afb_req_fail_f(struct afb_req req, const char *status, const char *info, ...)
+{
+	va_list args;
+	va_start(args, info);
+	afb_req_fail_v(req, status, info, args);
+	va_end(args);
+}
+
+static inline void afb_req_success(struct afb_req req, json_object *obj, const char *info)
+{
+	req.itf->success(req.data, obj, info);
+}
+
+static inline void afb_req_success_v(struct afb_req req, json_object *obj, const char *info, va_list args)
+{
+	char *message;
+	if (info == NULL || vasprintf(&message, info, args) < 0)
+		message = NULL;
+	afb_req_success(req, obj, message);
+	free(message);
+}
+
+static inline void afb_req_success_f(struct afb_req req, json_object *obj, const char *info, ...)
+{
+	va_list args;
+	va_start(args, info);
+	afb_req_success_v(req, obj, info, args);
+	va_end(args);
+}
+