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/*
*
* Copyright 2015 gRPC authors.
*
* 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.
*
*/
#include "src/core/lib/transport/status_conversion.h"
grpc_http2_error_code grpc_status_to_http2_error(grpc_status_code status) {
switch (status) {
case GRPC_STATUS_OK:
return GRPC_HTTP2_NO_ERROR;
case GRPC_STATUS_CANCELLED:
return GRPC_HTTP2_CANCEL;
case GRPC_STATUS_DEADLINE_EXCEEDED:
return GRPC_HTTP2_CANCEL;
case GRPC_STATUS_RESOURCE_EXHAUSTED:
return GRPC_HTTP2_ENHANCE_YOUR_CALM;
case GRPC_STATUS_PERMISSION_DENIED:
return GRPC_HTTP2_INADEQUATE_SECURITY;
case GRPC_STATUS_UNAVAILABLE:
return GRPC_HTTP2_REFUSED_STREAM;
default:
return GRPC_HTTP2_INTERNAL_ERROR;
}
}
grpc_status_code grpc_http2_error_to_grpc_status(grpc_exec_ctx *exec_ctx,
grpc_http2_error_code error,
grpc_millis deadline) {
switch (error) {
case GRPC_HTTP2_NO_ERROR:
/* should never be received */
return GRPC_STATUS_INTERNAL;
case GRPC_HTTP2_CANCEL:
/* http2 cancel translates to STATUS_CANCELLED iff deadline hasn't been
* exceeded */
return grpc_exec_ctx_now(exec_ctx) > deadline
? GRPC_STATUS_DEADLINE_EXCEEDED
: GRPC_STATUS_CANCELLED;
case GRPC_HTTP2_ENHANCE_YOUR_CALM:
return GRPC_STATUS_RESOURCE_EXHAUSTED;
case GRPC_HTTP2_INADEQUATE_SECURITY:
return GRPC_STATUS_PERMISSION_DENIED;
case GRPC_HTTP2_REFUSED_STREAM:
return GRPC_STATUS_UNAVAILABLE;
default:
return GRPC_STATUS_INTERNAL;
}
}
grpc_status_code grpc_http2_status_to_grpc_status(int status) {
switch (status) {
/* these HTTP2 status codes are called out explicitly in status.proto */
case 200:
return GRPC_STATUS_OK;
case 400:
return GRPC_STATUS_INVALID_ARGUMENT;
case 401:
return GRPC_STATUS_UNAUTHENTICATED;
case 403:
return GRPC_STATUS_PERMISSION_DENIED;
case 404:
return GRPC_STATUS_NOT_FOUND;
case 409:
return GRPC_STATUS_ABORTED;
case 412:
return GRPC_STATUS_FAILED_PRECONDITION;
case 429:
return GRPC_STATUS_RESOURCE_EXHAUSTED;
case 499:
return GRPC_STATUS_CANCELLED;
case 500:
return GRPC_STATUS_UNKNOWN;
case 501:
return GRPC_STATUS_UNIMPLEMENTED;
case 503:
return GRPC_STATUS_UNAVAILABLE;
case 504:
return GRPC_STATUS_DEADLINE_EXCEEDED;
/* everything else is unknown */
default:
return GRPC_STATUS_UNKNOWN;
}
}
int grpc_status_to_http2_status(grpc_status_code status) { return 200; }
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