1 /*
2 * Copyright 2017 Google Inc.
3 *
4 * Use of this source code is governed by a BSD-style license that can be
5 * found in the LICENSE file.
6 */
7
8 // Make sure that the PRI format string macros are defined
9 #ifndef __STDC_FORMAT_MACROS
10 #define __STDC_FORMAT_MACROS
11 #endif
12
13 #include "src/utils/SkJSONWriter.h"
14
15 #include <inttypes.h>
16 #include <stdarg.h>
17 #include <stdio.h>
18
appendS64(int64_t value)19 void SkJSONWriter::appendS64(int64_t value) {
20 this->beginValue();
21 this->appendf("%" PRId64, value);
22 }
23
appendU64(uint64_t value)24 void SkJSONWriter::appendU64(uint64_t value) {
25 this->beginValue();
26 this->appendf("%" PRIu64, value);
27 }
28
appendHexU64(uint64_t value)29 void SkJSONWriter::appendHexU64(uint64_t value) {
30 this->beginValue();
31 this->appendf("\"0x%" PRIx64 "\"", value);
32 }
33
appendf(const char * fmt,...)34 void SkJSONWriter::appendf(const char* fmt, ...) {
35 const int kBufferSize = 1024;
36 char buffer[kBufferSize];
37 va_list argp;
38 va_start(argp, fmt);
39 #ifdef SK_BUILD_FOR_WIN
40 int length = _vsnprintf_s(buffer, kBufferSize, _TRUNCATE, fmt, argp);
41 #else
42 int length = vsnprintf(buffer, kBufferSize, fmt, argp);
43 #endif
44 SkASSERT(length >= 0 && length < kBufferSize);
45 va_end(argp);
46 this->write(buffer, length);
47 }
48