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comparison: nsprpub/pr/src/cplus/rcfileio.cpp
nsprpub/pr/src/cplus/rcfileio.cpp
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| -1:000000000000 | 0:ce6033dbb6d9 |
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| 1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ | |
| 2 /* This Source Code Form is subject to the terms of the Mozilla Public | |
| 3 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 5 | |
| 6 /* | |
| 7 ** Class implementation for normal and special file I/O (ref: prio.h) | |
| 8 */ | |
| 9 | |
| 10 #include "rcfileio.h" | |
| 11 | |
| 12 #include <string.h> | |
| 13 | |
| 14 RCFileIO::RCFileIO(): RCIO(RCIO::file) { } | |
| 15 | |
| 16 RCFileIO::~RCFileIO() { if (NULL != fd) (void)Close(); } | |
| 17 | |
| 18 PRInt64 RCFileIO::Available() | |
| 19 { return fd->methods->available(fd); } | |
| 20 | |
| 21 PRStatus RCFileIO::Close() | |
| 22 { PRStatus rv = fd->methods->close(fd); fd = NULL; return rv; } | |
| 23 | |
| 24 PRStatus RCFileIO::Delete(const char* filename) { return PR_Delete(filename); } | |
| 25 | |
| 26 PRStatus RCFileIO::FileInfo(RCFileInfo* info) const | |
| 27 { return fd->methods->fileInfo64(fd, &info->info); } | |
| 28 | |
| 29 PRStatus RCFileIO::FileInfo(const char *name, RCFileInfo* info) | |
| 30 { return PR_GetFileInfo64(name, &info->info); } | |
| 31 | |
| 32 PRStatus RCFileIO::Fsync() | |
| 33 { return fd->methods->fsync(fd); } | |
| 34 | |
| 35 PRStatus RCFileIO::Open(const char *filename, PRIntn flags, PRIntn mode) | |
| 36 { | |
| 37 fd = PR_Open(filename, flags, mode); | |
| 38 return (NULL == fd) ? PR_FAILURE : PR_SUCCESS; | |
| 39 } /* RCFileIO::Open */ | |
| 40 | |
| 41 PRInt32 RCFileIO::Read(void *buf, PRSize amount) | |
| 42 { return fd->methods->read(fd, buf, amount); } | |
| 43 | |
| 44 PRInt64 RCFileIO::Seek(PRInt64 offset, RCIO::Whence how) | |
| 45 { | |
| 46 PRSeekWhence whence; | |
| 47 switch (how) | |
| 48 { | |
| 49 case RCFileIO::set: whence = PR_SEEK_SET; break; | |
| 50 case RCFileIO::current: whence = PR_SEEK_CUR; break; | |
| 51 case RCFileIO::end: whence = PR_SEEK_END; break; | |
| 52 default: whence = (PRSeekWhence)-1; | |
| 53 } | |
| 54 return fd->methods->seek64(fd, offset, whence); | |
| 55 } /* RCFileIO::Seek */ | |
| 56 | |
| 57 PRInt32 RCFileIO::Write(const void *buf, PRSize amount) | |
| 58 { return fd->methods->write(fd, buf, amount); } | |
| 59 | |
| 60 PRInt32 RCFileIO::Writev( | |
| 61 const PRIOVec *iov, PRSize size, const RCInterval& timeout) | |
| 62 { return fd->methods->writev(fd, iov, size, timeout); } | |
| 63 | |
| 64 RCIO *RCFileIO::GetSpecialFile(RCFileIO::SpecialFile special) | |
| 65 { | |
| 66 PRFileDesc* fd; | |
| 67 PRSpecialFD which; | |
| 68 RCFileIO* spec = NULL; | |
| 69 | |
| 70 switch (special) | |
| 71 { | |
| 72 case RCFileIO::input: which = PR_StandardInput; break; | |
| 73 case RCFileIO::output: which = PR_StandardOutput; break; | |
| 74 case RCFileIO::error: which = PR_StandardError; break; | |
| 75 default: which = (PRSpecialFD)-1; | |
| 76 } | |
| 77 fd = PR_GetSpecialFD(which); | |
| 78 if (NULL != fd) | |
| 79 { | |
| 80 spec = new RCFileIO(); | |
| 81 if (NULL != spec) spec->fd = fd; | |
| 82 } | |
| 83 return spec; | |
| 84 } /* RCFileIO::GetSpecialFile */ | |
| 85 | |
| 86 | |
| 87 /* | |
| 88 ** The following methods have been made non-virtual and private. These | |
| 89 ** default implementations are intended to NEVER be called. They | |
| 90 ** are not valid for this type of I/O class (normal and special file). | |
| 91 */ | |
| 92 PRStatus RCFileIO::Connect(const RCNetAddr&, const RCInterval&) | |
| 93 { PR_SetError(PR_INVALID_METHOD_ERROR, 0); return PR_FAILURE; } | |
| 94 | |
| 95 PRStatus RCFileIO::GetLocalName(RCNetAddr*) const | |
| 96 { PR_SetError(PR_INVALID_METHOD_ERROR, 0); return PR_FAILURE; } | |
| 97 | |
| 98 PRStatus RCFileIO::GetPeerName(RCNetAddr*) const | |
| 99 { PR_SetError(PR_INVALID_METHOD_ERROR, 0); return PR_FAILURE; } | |
| 100 | |
| 101 PRStatus RCFileIO::GetSocketOption(PRSocketOptionData*) const | |
| 102 { PR_SetError(PR_INVALID_METHOD_ERROR, 0); return PR_FAILURE; } | |
| 103 | |
| 104 PRStatus RCFileIO::Listen(PRIntn) | |
| 105 { PR_SetError(PR_INVALID_METHOD_ERROR, 0); return PR_FAILURE; } | |
| 106 | |
| 107 PRInt16 RCFileIO::Poll(PRInt16, PRInt16*) | |
| 108 { PR_SetError(PR_INVALID_METHOD_ERROR, 0); return 0; } | |
| 109 | |
| 110 PRInt32 RCFileIO::Recv(void*, PRSize, PRIntn, const RCInterval&) | |
| 111 { PR_SetError(PR_INVALID_METHOD_ERROR, 0); return -1; } | |
| 112 | |
| 113 PRInt32 RCFileIO::Recvfrom(void*, PRSize, PRIntn, RCNetAddr*, const RCInterval&) | |
| 114 { PR_SetError(PR_INVALID_METHOD_ERROR, 0); return -1; } | |
| 115 | |
| 116 PRInt32 RCFileIO::Send( | |
| 117 const void*, PRSize, PRIntn, const RCInterval&) | |
| 118 { PR_SetError(PR_INVALID_METHOD_ERROR, 0); return -1; } | |
| 119 | |
| 120 PRInt32 RCFileIO::Sendto( | |
| 121 const void*, PRSize, PRIntn, const RCNetAddr&, const RCInterval&) | |
| 122 { PR_SetError(PR_INVALID_METHOD_ERROR, 0); return -1; } | |
| 123 | |
| 124 RCIO* RCFileIO::Accept(RCNetAddr*, const RCInterval&) | |
| 125 { PR_SetError(PR_INVALID_METHOD_ERROR, 0); return NULL; } | |
| 126 | |
| 127 PRStatus RCFileIO::Bind(const RCNetAddr&) | |
| 128 { PR_SetError(PR_INVALID_METHOD_ERROR, 0); return PR_FAILURE; } | |
| 129 | |
| 130 PRInt32 RCFileIO::AcceptRead( | |
| 131 RCIO**, RCNetAddr**, void*, PRSize, const RCInterval&) | |
| 132 { PR_SetError(PR_INVALID_METHOD_ERROR, 0); return -1; } | |
| 133 | |
| 134 PRStatus RCFileIO::SetSocketOption(const PRSocketOptionData*) | |
| 135 { PR_SetError(PR_INVALID_METHOD_ERROR, 0); return PR_FAILURE; } | |
| 136 | |
| 137 PRStatus RCFileIO::Shutdown(RCIO::ShutdownHow) | |
| 138 { PR_SetError(PR_INVALID_METHOD_ERROR, 0); return PR_FAILURE; } | |
| 139 | |
| 140 PRInt32 RCFileIO::TransmitFile( | |
| 141 RCIO*, const void*, PRSize, RCIO::FileDisposition, const RCInterval&) | |
| 142 { PR_SetError(PR_INVALID_METHOD_ERROR, 0); return -1; } | |
| 143 | |
| 144 /* | |
| 145 ** Class implementation for file information object (ref: prio.h) | |
| 146 */ | |
| 147 | |
| 148 RCFileInfo::~RCFileInfo() { } | |
| 149 | |
| 150 RCFileInfo::RCFileInfo(const RCFileInfo& her): RCBase() | |
| 151 { info = her.info; } /* RCFileInfo::RCFileInfo */ | |
| 152 | |
| 153 RCTime RCFileInfo::CreationTime() const { return RCTime(info.creationTime); } | |
| 154 | |
| 155 RCTime RCFileInfo::ModifyTime() const { return RCTime(info.modifyTime); } | |
| 156 | |
| 157 RCFileInfo::FileType RCFileInfo::Type() const | |
| 158 { | |
| 159 RCFileInfo::FileType type; | |
| 160 switch (info.type) | |
| 161 { | |
| 162 case PR_FILE_FILE: type = RCFileInfo::file; break; | |
| 163 case PR_FILE_DIRECTORY: type = RCFileInfo::directory; break; | |
| 164 default: type = RCFileInfo::other; | |
| 165 } | |
| 166 return type; | |
| 167 } /* RCFileInfo::Type */ |
