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 <inttypes.h>
14 #include <stdarg.h>
15
16 #include "SkJSONWriter.h"
17
appendS64(int64_t value)18 void SkJSONWriter::appendS64(int64_t value) {
19 this->beginValue();
20 this->appendf("%" PRId64, value);
21 }
22
appendU64(uint64_t value)23 void SkJSONWriter::appendU64(uint64_t value) {
24 this->beginValue();
25 this->appendf("%" PRIu64, value);
26 }
27
appendHexU64(uint64_t value)28 void SkJSONWriter::appendHexU64(uint64_t value) {
29 this->beginValue();
30 this->appendf("\"0x%" PRIx64 "\"", value);
31 }
32
appendf(const char * fmt,...)33 void SkJSONWriter::appendf(const char* fmt, ...) {
34 const int kBufferSize = 1024;
35 char buffer[kBufferSize];
36 va_list argp;
37 va_start(argp, fmt);
38 #ifdef SK_BUILD_FOR_WIN
39 int length = _vsnprintf_s(buffer, kBufferSize, _TRUNCATE, fmt, argp);
40 #else
41 int length = vsnprintf(buffer, kBufferSize, fmt, argp);
42 #endif
43 SkASSERT(length >= 0 && length < kBufferSize);
44 va_end(argp);
45 this->write(buffer, length);
46 }
47