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Side by Side Diff: core/src/fxcrt/fxcrt_posix.cpp

Issue 1265503005: clang-format all pdfium code. (Closed) Base URL: https://pdfium.googlesource.com/pdfium.git@master
Patch Set: sigh Created 5 years, 4 months ago
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1 // Copyright 2014 PDFium Authors. All rights reserved. 1 // Copyright 2014 PDFium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com 5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
6 6
7 #include "../../include/fxcrt/fx_basic.h" 7 #include "../../include/fxcrt/fx_basic.h"
8 #include "fxcrt_posix.h" 8 #include "fxcrt_posix.h"
9 9
10 #if _FXM_PLATFORM_ == _FXM_PLATFORM_LINUX_ || _FXM_PLATFORM_ == _FXM_PLATFORM_AP PLE_ || _FXM_PLATFORM_ == _FXM_PLATFORM_ANDROID_ 10 #if _FXM_PLATFORM_ == _FXM_PLATFORM_LINUX_ || \
11 IFXCRT_FileAccess* FXCRT_FileAccess_Create() 11 _FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_ || \
12 { 12 _FXM_PLATFORM_ == _FXM_PLATFORM_ANDROID_
13 return new CFXCRT_FileAccess_Posix; 13 IFXCRT_FileAccess* FXCRT_FileAccess_Create() {
14 return new CFXCRT_FileAccess_Posix;
14 } 15 }
15 void FXCRT_Posix_GetFileMode(FX_DWORD dwModes, int32_t &nFlags, int32_t &nMasks) 16 void FXCRT_Posix_GetFileMode(FX_DWORD dwModes,
16 { 17 int32_t& nFlags,
17 nFlags = O_BINARY | O_LARGEFILE; 18 int32_t& nMasks) {
18 if (dwModes & FX_FILEMODE_ReadOnly) { 19 nFlags = O_BINARY | O_LARGEFILE;
19 nFlags |= O_RDONLY; 20 if (dwModes & FX_FILEMODE_ReadOnly) {
20 nMasks = 0; 21 nFlags |= O_RDONLY;
21 } else { 22 nMasks = 0;
22 nFlags |= O_RDWR | O_CREAT; 23 } else {
23 if (dwModes & FX_FILEMODE_Truncate) { 24 nFlags |= O_RDWR | O_CREAT;
24 nFlags |= O_TRUNC; 25 if (dwModes & FX_FILEMODE_Truncate) {
25 } 26 nFlags |= O_TRUNC;
26 nMasks = S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH;
27 } 27 }
28 nMasks = S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH;
29 }
28 } 30 }
29 CFXCRT_FileAccess_Posix::CFXCRT_FileAccess_Posix() 31 CFXCRT_FileAccess_Posix::CFXCRT_FileAccess_Posix() : m_nFD(-1) {}
30 : m_nFD(-1) 32 CFXCRT_FileAccess_Posix::~CFXCRT_FileAccess_Posix() {
31 { 33 Close();
32 } 34 }
33 CFXCRT_FileAccess_Posix::~CFXCRT_FileAccess_Posix() 35 FX_BOOL CFXCRT_FileAccess_Posix::Open(const CFX_ByteStringC& fileName,
34 { 36 FX_DWORD dwMode) {
35 Close(); 37 if (m_nFD > -1) {
38 return FALSE;
39 }
40 int32_t nFlags, nMasks;
41 FXCRT_Posix_GetFileMode(dwMode, nFlags, nMasks);
42 m_nFD = open(fileName.GetCStr(), nFlags, nMasks);
43 return m_nFD > -1;
36 } 44 }
37 FX_BOOL CFXCRT_FileAccess_Posix::Open(const CFX_ByteStringC& fileName, FX_DWORD dwMode) 45 FX_BOOL CFXCRT_FileAccess_Posix::Open(const CFX_WideStringC& fileName,
38 { 46 FX_DWORD dwMode) {
39 if (m_nFD > -1) { 47 return Open(FX_UTF8Encode(fileName), dwMode);
40 return FALSE; 48 }
49 void CFXCRT_FileAccess_Posix::Close() {
50 if (m_nFD < 0) {
51 return;
52 }
53 close(m_nFD);
54 m_nFD = -1;
55 }
56 void CFXCRT_FileAccess_Posix::Release() {
57 delete this;
58 }
59 FX_FILESIZE CFXCRT_FileAccess_Posix::GetSize() const {
60 if (m_nFD < 0) {
61 return 0;
62 }
63 struct stat s;
64 FXSYS_memset(&s, 0, sizeof(s));
65 fstat(m_nFD, &s);
66 return s.st_size;
67 }
68 FX_FILESIZE CFXCRT_FileAccess_Posix::GetPosition() const {
69 if (m_nFD < 0) {
70 return (FX_FILESIZE)-1;
71 }
72 return lseek(m_nFD, 0, SEEK_CUR);
73 }
74 FX_FILESIZE CFXCRT_FileAccess_Posix::SetPosition(FX_FILESIZE pos) {
75 if (m_nFD < 0) {
76 return (FX_FILESIZE)-1;
77 }
78 return lseek(m_nFD, pos, SEEK_SET);
79 }
80 size_t CFXCRT_FileAccess_Posix::Read(void* pBuffer, size_t szBuffer) {
81 if (m_nFD < 0) {
82 return 0;
83 }
84 return read(m_nFD, pBuffer, szBuffer);
85 }
86 size_t CFXCRT_FileAccess_Posix::Write(const void* pBuffer, size_t szBuffer) {
87 if (m_nFD < 0) {
88 return 0;
89 }
90 return write(m_nFD, pBuffer, szBuffer);
91 }
92 size_t CFXCRT_FileAccess_Posix::ReadPos(void* pBuffer,
93 size_t szBuffer,
94 FX_FILESIZE pos) {
95 if (m_nFD < 0) {
96 return 0;
97 }
98 if (pos >= GetSize()) {
99 return 0;
100 }
101 if (SetPosition(pos) == (FX_FILESIZE)-1) {
102 return 0;
103 }
104 return Read(pBuffer, szBuffer);
105 }
106 size_t CFXCRT_FileAccess_Posix::WritePos(const void* pBuffer,
107 size_t szBuffer,
108 FX_FILESIZE pos) {
109 if (m_nFD < 0) {
110 return 0;
111 }
112 if (SetPosition(pos) == (FX_FILESIZE)-1) {
113 return 0;
114 }
115 return Write(pBuffer, szBuffer);
116 }
117 FX_BOOL CFXCRT_FileAccess_Posix::Flush() {
118 if (m_nFD < 0) {
119 return FALSE;
120 }
121 return fsync(m_nFD) > -1;
122 }
123 FX_BOOL CFXCRT_FileAccess_Posix::Truncate(FX_FILESIZE szFile) {
124 if (m_nFD < 0) {
125 return FALSE;
126 }
127 return !ftruncate(m_nFD, szFile);
128 }
129 FX_BOOL FX_File_Exist(const CFX_ByteStringC& fileName) {
130 return access(fileName.GetCStr(), F_OK) > -1;
131 }
132 FX_BOOL FX_File_Exist(const CFX_WideStringC& fileName) {
133 return FX_File_Exist(FX_UTF8Encode(fileName));
134 }
135 FX_BOOL FX_File_Delete(const CFX_ByteStringC& fileName) {
136 return remove(fileName.GetCStr()) > -1;
137 }
138 FX_BOOL FX_File_Delete(const CFX_WideStringC& fileName) {
139 return FX_File_Delete(FX_UTF8Encode(fileName));
140 }
141 FX_BOOL FX_File_Copy(const CFX_ByteStringC& fileNameSrc,
142 const CFX_ByteStringC& fileNameDst) {
143 CFXCRT_FileAccess_Posix src, dst;
144 if (!src.Open(fileNameSrc, FX_FILEMODE_ReadOnly)) {
145 return FALSE;
146 }
147 FX_FILESIZE size = src.GetSize();
148 if (!size) {
149 return FALSE;
150 }
151 if (!dst.Open(fileNameDst, FX_FILEMODE_Truncate)) {
152 return FALSE;
153 }
154 size_t num = 0;
155 uint8_t* pBuffer = FX_Alloc(uint8_t, 32768);
156 num = src.Read(pBuffer, 32768);
157 while (num) {
158 if (dst.Write(pBuffer, num) != num) {
159 break;
41 } 160 }
42 int32_t nFlags, nMasks; 161 num = src.Read(pBuffer, 32768);
43 FXCRT_Posix_GetFileMode(dwMode, nFlags, nMasks); 162 }
44 m_nFD = open(fileName.GetCStr(), nFlags, nMasks); 163 FX_Free(pBuffer);
45 return m_nFD > -1; 164 return TRUE;
46 } 165 }
47 FX_BOOL CFXCRT_FileAccess_Posix::Open(const CFX_WideStringC& fileName, FX_DWORD dwMode) 166 FX_BOOL FX_File_Copy(const CFX_WideStringC& fileNameSrc,
48 { 167 const CFX_WideStringC& fileNameDst) {
49 return Open(FX_UTF8Encode(fileName), dwMode); 168 return FX_File_Copy(FX_UTF8Encode(fileNameSrc), FX_UTF8Encode(fileNameDst));
50 } 169 }
51 void CFXCRT_FileAccess_Posix::Close() 170 FX_BOOL FX_File_Move(const CFX_ByteStringC& fileNameSrc,
52 { 171 const CFX_ByteStringC& fileNameDst) {
53 if (m_nFD < 0) { 172 return rename(fileNameSrc.GetCStr(), fileNameDst.GetCStr());
54 return;
55 }
56 close(m_nFD);
57 m_nFD = -1;
58 } 173 }
59 void CFXCRT_FileAccess_Posix::Release() 174 FX_BOOL FX_File_Move(const CFX_WideStringC& fileNameSrc,
60 { 175 const CFX_WideStringC& fileNameDst) {
61 delete this; 176 return FX_File_Move(FX_UTF8Encode(fileNameSrc), FX_UTF8Encode(fileNameDst));
62 }
63 FX_FILESIZE CFXCRT_FileAccess_Posix::GetSize() const
64 {
65 if (m_nFD < 0) {
66 return 0;
67 }
68 struct stat s;
69 FXSYS_memset(&s, 0, sizeof(s));
70 fstat(m_nFD, &s);
71 return s.st_size;
72 }
73 FX_FILESIZE CFXCRT_FileAccess_Posix::GetPosition() const
74 {
75 if (m_nFD < 0) {
76 return (FX_FILESIZE) - 1;
77 }
78 return lseek(m_nFD, 0, SEEK_CUR);
79 }
80 FX_FILESIZE CFXCRT_FileAccess_Posix::SetPosition(FX_FILESIZE pos)
81 {
82 if (m_nFD < 0) {
83 return (FX_FILESIZE) - 1;
84 }
85 return lseek(m_nFD, pos, SEEK_SET);
86 }
87 size_t CFXCRT_FileAccess_Posix::Read(void* pBuffer, size_t szBuffer)
88 {
89 if (m_nFD < 0) {
90 return 0;
91 }
92 return read(m_nFD, pBuffer, szBuffer);
93 }
94 size_t CFXCRT_FileAccess_Posix::Write(const void* pBuffer, size_t szBuffer)
95 {
96 if (m_nFD < 0) {
97 return 0;
98 }
99 return write(m_nFD, pBuffer, szBuffer);
100 }
101 size_t CFXCRT_FileAccess_Posix::ReadPos(void* pBuffer, size_t szBuffer, FX_FILES IZE pos)
102 {
103 if (m_nFD < 0) {
104 return 0;
105 }
106 if (pos >= GetSize()) {
107 return 0;
108 }
109 if (SetPosition(pos) == (FX_FILESIZE) - 1) {
110 return 0;
111 }
112 return Read(pBuffer, szBuffer);
113 }
114 size_t CFXCRT_FileAccess_Posix::WritePos(const void* pBuffer, size_t szBuffer, F X_FILESIZE pos)
115 {
116 if (m_nFD < 0) {
117 return 0;
118 }
119 if (SetPosition(pos) == (FX_FILESIZE) - 1) {
120 return 0;
121 }
122 return Write(pBuffer, szBuffer);
123 }
124 FX_BOOL CFXCRT_FileAccess_Posix::Flush()
125 {
126 if (m_nFD < 0) {
127 return FALSE;
128 }
129 return fsync(m_nFD) > -1;
130 }
131 FX_BOOL CFXCRT_FileAccess_Posix::Truncate(FX_FILESIZE szFile)
132 {
133 if (m_nFD < 0) {
134 return FALSE;
135 }
136 return !ftruncate(m_nFD, szFile);
137 }
138 FX_BOOL FX_File_Exist(const CFX_ByteStringC& fileName)
139 {
140 return access(fileName.GetCStr(), F_OK) > -1;
141 }
142 FX_BOOL FX_File_Exist(const CFX_WideStringC& fileName)
143 {
144 return FX_File_Exist(FX_UTF8Encode(fileName));
145 }
146 FX_BOOL FX_File_Delete(const CFX_ByteStringC& fileName)
147 {
148 return remove(fileName.GetCStr()) > -1;
149 }
150 FX_BOOL FX_File_Delete(const CFX_WideStringC& fileName)
151 {
152 return FX_File_Delete(FX_UTF8Encode(fileName));
153 }
154 FX_BOOL FX_File_Copy(const CFX_ByteStringC& fileNameSrc, const CFX_ByteStringC& fileNameDst)
155 {
156 CFXCRT_FileAccess_Posix src, dst;
157 if (!src.Open(fileNameSrc, FX_FILEMODE_ReadOnly)) {
158 return FALSE;
159 }
160 FX_FILESIZE size = src.GetSize();
161 if (!size) {
162 return FALSE;
163 }
164 if (!dst.Open(fileNameDst, FX_FILEMODE_Truncate)) {
165 return FALSE;
166 }
167 size_t num = 0;
168 uint8_t* pBuffer = FX_Alloc(uint8_t, 32768);
169 num = src.Read(pBuffer, 32768);
170 while (num) {
171 if (dst.Write(pBuffer, num) != num) {
172 break;
173 }
174 num = src.Read(pBuffer, 32768);
175 }
176 FX_Free(pBuffer);
177 return TRUE;
178 }
179 FX_BOOL FX_File_Copy(const CFX_WideStringC& fileNameSrc, const CFX_WideStringC& fileNameDst)
180 {
181 return FX_File_Copy(FX_UTF8Encode(fileNameSrc), FX_UTF8Encode(fileNameDst));
182 }
183 FX_BOOL FX_File_Move(const CFX_ByteStringC& fileNameSrc, const CFX_ByteStringC& fileNameDst)
184 {
185 return rename(fileNameSrc.GetCStr(), fileNameDst.GetCStr());
186 }
187 FX_BOOL FX_File_Move(const CFX_WideStringC& fileNameSrc, const CFX_WideStringC& fileNameDst)
188 {
189 return FX_File_Move(FX_UTF8Encode(fileNameSrc), FX_UTF8Encode(fileNameDst));
190 } 177 }
191 #endif 178 #endif
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