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// Protocol Buffers - Google's data interchange format
// Copyright 2023 Google LLC. All rights reserved.
// https://developers.google.com/protocol-buffers/
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
// * Neither the name of Google LLC nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#include "upb_generator/upbdev.h"
#ifdef _WIN32
#ifndef WIN32_LEAN_AND_MEAN
#define WIN32_LEAN_AND_MEAN
#endif
#include <windows.h>
#else // _WIN32
#include <unistd.h>
#endif // !_WIN32
#include "google/protobuf/compiler/plugin.upb.h"
#include "google/protobuf/compiler/plugin.upbdefs.h"
#include "upb/base/status.h"
#include "upb/json/decode.h"
#include "upb/json/encode.h"
#include "upb/mem/arena.h"
#include "upb_generator/code_generator_request.h"
#include "upb_generator/code_generator_request.upb.h"
#include "upb_generator/code_generator_request.upbdefs.h"
static google_protobuf_compiler_CodeGeneratorResponse* upbc_JsonDecode(
const char* data, size_t size, upb_Arena* arena, upb_Status* status) {
google_protobuf_compiler_CodeGeneratorResponse* response =
google_protobuf_compiler_CodeGeneratorResponse_new(arena);
upb_DefPool* s = upb_DefPool_New();
const upb_MessageDef* m = google_protobuf_compiler_CodeGeneratorResponse_getmsgdef(s);
(void)upb_JsonDecode(data, size, response, m, s, 0, arena, status);
if (!upb_Status_IsOk(status)) return NULL;
upb_DefPool_Free(s);
return response;
}
static upb_StringView upbc_JsonEncode(const upb_CodeGeneratorRequest* request,
upb_Arena* arena, upb_Status* status) {
upb_StringView out = {.data = NULL, .size = 0};
upb_DefPool* s = upb_DefPool_New();
const upb_MessageDef* m = upb_CodeGeneratorRequest_getmsgdef(s);
const int options = upb_JsonEncode_FormatEnumsAsIntegers;
out.size = upb_JsonEncode(request, m, s, options, NULL, 0, status);
if (!upb_Status_IsOk(status)) goto done;
char* data = (char*)upb_Arena_Malloc(arena, out.size + 1);
(void)upb_JsonEncode(request, m, s, options, data, out.size + 1, status);
if (!upb_Status_IsOk(status)) goto done;
out.data = (const char*)data;
done:
upb_DefPool_Free(s);
return out;
}
upb_StringView upbdev_ProcessInput(const char* buf, size_t size,
upb_Arena* arena, upb_Status* status) {
upb_StringView out = {.data = NULL, .size = 0};
google_protobuf_compiler_CodeGeneratorRequest* inner_request =
google_protobuf_compiler_CodeGeneratorRequest_parse(buf, size, arena);
const upb_CodeGeneratorRequest* outer_request =
upbc_MakeCodeGeneratorRequest(inner_request, arena, status);
if (!upb_Status_IsOk(status)) return out;
return upbc_JsonEncode(outer_request, arena, status);
}
upb_StringView upbdev_ProcessOutput(const char* buf, size_t size,
upb_Arena* arena, upb_Status* status) {
upb_StringView out = {.data = NULL, .size = 0};
const google_protobuf_compiler_CodeGeneratorResponse* response =
upbc_JsonDecode(buf, size, arena, status);
if (!upb_Status_IsOk(status)) return out;
out.data = google_protobuf_compiler_CodeGeneratorResponse_serialize(response, arena,
&out.size);
return out;
}
void upbdev_ProcessStdout(const char* buf, size_t size, upb_Arena* arena,
upb_Status* status) {
const upb_StringView sv = upbdev_ProcessOutput(buf, size, arena, status);
if (!upb_Status_IsOk(status)) return;
const char* ptr = sv.data;
size_t len = sv.size;
while (len) {
int n = write(1, ptr, len);
if (n > 0) {
ptr += n;
len -= n;
}
}
}
upb_Arena* upbdev_Arena_New() { return upb_Arena_New(); }
void upbdev_Status_Clear(upb_Status* status) { upb_Status_Clear(status); }
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