diff options
Diffstat (limited to 'src/VBox/Runtime/common/file')
| -rw-r--r-- | src/VBox/Runtime/common/file/nocrt-close.cpp | 64 | ||||
| -rw-r--r-- | src/VBox/Runtime/common/file/nocrt-dup.cpp | 78 | ||||
| -rw-r--r-- | src/VBox/Runtime/common/file/nocrt-fstat.cpp | 81 | ||||
| -rw-r--r-- | src/VBox/Runtime/common/file/nocrt-isatty.cpp | 72 | ||||
| -rw-r--r-- | src/VBox/Runtime/common/file/nocrt-open.cpp | 104 | ||||
| -rw-r--r-- | src/VBox/Runtime/common/file/nocrt-read.cpp | 65 |
6 files changed, 464 insertions, 0 deletions
diff --git a/src/VBox/Runtime/common/file/nocrt-close.cpp b/src/VBox/Runtime/common/file/nocrt-close.cpp new file mode 100644 index 00000000..32aa20ba --- /dev/null +++ b/src/VBox/Runtime/common/file/nocrt-close.cpp @@ -0,0 +1,64 @@ +/* $Id: nocrt-close.cpp $ */ +/** @file + * IPRT - No-CRT - close(). + */ + +/* + * Copyright (C) 2022-2023 Oracle and/or its affiliates. + * + * This file is part of VirtualBox base platform packages, as + * available from https://www.virtualbox.org. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation, in version 3 of the + * License. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <https://www.gnu.org/licenses>. + * + * The contents of this file may alternatively be used under the terms + * of the Common Development and Distribution License Version 1.0 + * (CDDL), a copy of it is provided in the "COPYING.CDDL" file included + * in the VirtualBox distribution, in which case the provisions of the + * CDDL are applicable instead of those of the GPL. + * + * You may elect to license modified versions of this file under the + * terms and conditions of either the GPL or the CDDL or both. + * + * SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0 + */ + + +/********************************************************************************************************************************* +* Header Files * +*********************************************************************************************************************************/ +#define IPRT_NO_CRT_FOR_3RD_PARTY +#include "internal/nocrt.h" +#include <iprt/nocrt/unistd.h> +#include <iprt/nocrt/errno.h> +#include <iprt/errcore.h> +#include <iprt/file.h> + + +#undef close +int RT_NOCRT(close)(int fd) RT_NOEXCEPT +{ + RTFILE hFile; + int rc = RTFileFromNative(&hFile, fd); + if (RT_SUCCESS(rc)) + { + rc = RTFileClose(hFile); + if (RT_SUCCESS(rc)) + return 0; + } + errno = RTErrConvertToErrno(rc); + return -1; +} +RT_ALIAS_AND_EXPORT_NOCRT_SYMBOL(close); + diff --git a/src/VBox/Runtime/common/file/nocrt-dup.cpp b/src/VBox/Runtime/common/file/nocrt-dup.cpp new file mode 100644 index 00000000..36df104b --- /dev/null +++ b/src/VBox/Runtime/common/file/nocrt-dup.cpp @@ -0,0 +1,78 @@ +/* $Id: nocrt-dup.cpp $ */ +/** @file + * IPRT - No-CRT - dup(). + */ + +/* + * Copyright (C) 2022-2023 Oracle and/or its affiliates. + * + * This file is part of VirtualBox base platform packages, as + * available from https://www.virtualbox.org. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation, in version 3 of the + * License. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <https://www.gnu.org/licenses>. + * + * The contents of this file may alternatively be used under the terms + * of the Common Development and Distribution License Version 1.0 + * (CDDL), a copy of it is provided in the "COPYING.CDDL" file included + * in the VirtualBox distribution, in which case the provisions of the + * CDDL are applicable instead of those of the GPL. + * + * You may elect to license modified versions of this file under the + * terms and conditions of either the GPL or the CDDL or both. + * + * SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0 + */ + + +/********************************************************************************************************************************* +* Header Files * +*********************************************************************************************************************************/ +#define IPRT_NO_CRT_FOR_3RD_PARTY +#include "internal/nocrt.h" +#include <iprt/nocrt/unistd.h> +#include <iprt/nocrt/errno.h> +#include <iprt/assert.h> +#include <iprt/errcore.h> +#include <iprt/file.h> + + +#undef dup +int RT_NOCRT(dup)(int fdSrc) +{ + RTFILE hFileSrc; + int rc = RTFileFromNative(&hFileSrc, fdSrc); + if (RT_SUCCESS(rc)) + { + RTFILE hFileNew; +#if defined(RT_OS_WINDOWS) /* default on windows is noinherit */ + rc = RTFileDup(hFileSrc, 0, &hFileNew); +#else + rc = RTFileDup(hFileSrc, RTFILE_O_INHERIT, &hFileNew); +#endif + if (RT_SUCCESS(rc)) + { + intptr_t fdNew = RTFileToNative(hFileNew); + AssertMsg((int)fdNew == fdNew, ("%#zx\n", fdNew)); + if ((int)fdNew == fdNew) + return (int)fdNew; + RTFileClose(hFileNew); + errno = EMFILE; + return -1; + } + } + errno = RTErrConvertToErrno(rc); + return -1; +} +RT_ALIAS_AND_EXPORT_NOCRT_SYMBOL(dup); + diff --git a/src/VBox/Runtime/common/file/nocrt-fstat.cpp b/src/VBox/Runtime/common/file/nocrt-fstat.cpp new file mode 100644 index 00000000..0e4db609 --- /dev/null +++ b/src/VBox/Runtime/common/file/nocrt-fstat.cpp @@ -0,0 +1,81 @@ +/* $Id: nocrt-fstat.cpp $ */ +/** @file + * IPRT - No-CRT - fstat(). + */ + +/* + * Copyright (C) 2022-2023 Oracle and/or its affiliates. + * + * This file is part of VirtualBox base platform packages, as + * available from https://www.virtualbox.org. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation, in version 3 of the + * License. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <https://www.gnu.org/licenses>. + * + * The contents of this file may alternatively be used under the terms + * of the Common Development and Distribution License Version 1.0 + * (CDDL), a copy of it is provided in the "COPYING.CDDL" file included + * in the VirtualBox distribution, in which case the provisions of the + * CDDL are applicable instead of those of the GPL. + * + * You may elect to license modified versions of this file under the + * terms and conditions of either the GPL or the CDDL or both. + * + * SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0 + */ + + +/********************************************************************************************************************************* +* Header Files * +*********************************************************************************************************************************/ +#define IPRT_NO_CRT_FOR_3RD_PARTY +#include "internal/nocrt.h" +#include <iprt/nocrt/sys/stat.h> +#include <iprt/nocrt/errno.h> +#include <iprt/errcore.h> +#include <iprt/file.h> + + +#undef fstat +int RT_NOCRT(fstat)(int fd, struct RT_NOCRT(stat) *pStat) +{ + RTFILE hFile; + int rc = RTFileFromNative(&hFile, fd); + if (RT_SUCCESS(rc)) + { + RTFSOBJINFO ObjInfo; + rc = RTFileQueryInfo(hFile, &ObjInfo, RTFSOBJATTRADD_UNIX); + if (RT_SUCCESS(rc)) + { + pStat->st_ino = ObjInfo.Attr.u.Unix.INodeId; + pStat->st_dev = ObjInfo.Attr.u.Unix.INodeIdDevice; + pStat->st_rdev = ObjInfo.Attr.u.Unix.Device; + pStat->st_mode = ObjInfo.Attr.fMode; + pStat->st_link = ObjInfo.Attr.u.Unix.cHardlinks; + pStat->st_uid = ObjInfo.Attr.u.Unix.uid; + pStat->st_gid = ObjInfo.Attr.u.Unix.gid; + pStat->st_size = ObjInfo.cbObject; + pStat->st_blocks = (ObjInfo.cbObject + 511) / 512; + pStat->st_blksize = 16384; /* whatever */ + pStat->st_birthtime = RTTimeSpecGetSeconds(&ObjInfo.BirthTime); + pStat->st_ctime = RTTimeSpecGetSeconds(&ObjInfo.ChangeTime); + pStat->st_mtime = RTTimeSpecGetSeconds(&ObjInfo.ModificationTime); + pStat->st_atime = RTTimeSpecGetSeconds(&ObjInfo.AccessTime); + return 0; + } + } + errno = RTErrConvertToErrno(rc); + return -1; +} +RT_ALIAS_AND_EXPORT_NOCRT_SYMBOL(fstat); + diff --git a/src/VBox/Runtime/common/file/nocrt-isatty.cpp b/src/VBox/Runtime/common/file/nocrt-isatty.cpp new file mode 100644 index 00000000..68be35bb --- /dev/null +++ b/src/VBox/Runtime/common/file/nocrt-isatty.cpp @@ -0,0 +1,72 @@ +/* $Id: nocrt-isatty.cpp $ */ +/** @file + * IPRT - No-CRT - isatty(). + */ + +/* + * Copyright (C) 2022-2023 Oracle and/or its affiliates. + * + * This file is part of VirtualBox base platform packages, as + * available from https://www.virtualbox.org. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation, in version 3 of the + * License. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <https://www.gnu.org/licenses>. + * + * The contents of this file may alternatively be used under the terms + * of the Common Development and Distribution License Version 1.0 + * (CDDL), a copy of it is provided in the "COPYING.CDDL" file included + * in the VirtualBox distribution, in which case the provisions of the + * CDDL are applicable instead of those of the GPL. + * + * You may elect to license modified versions of this file under the + * terms and conditions of either the GPL or the CDDL or both. + * + * SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0 + */ + + +/********************************************************************************************************************************* +* Header Files * +*********************************************************************************************************************************/ +#define IPRT_NO_CRT_FOR_3RD_PARTY +#include "internal/nocrt.h" +#include <iprt/nocrt/unistd.h> +#include <iprt/nocrt/errno.h> +#include <iprt/errcore.h> + +#ifdef RT_OS_WINDOWS +# include <iprt/win/windows.h> +#endif + + +#undef isatty +int RT_NOCRT(isatty)(int fd) RT_NOEXCEPT +{ +#ifdef RT_OS_WINDOWS + HANDLE hNative = (HANDLE)(uintptr_t)(unsigned)fd; + DWORD dwType = GetFileType(hNative); + if (dwType == FILE_TYPE_CHAR) + return 1; + + if (dwType != FILE_TYPE_UNKNOWN) + errno = ENOTTY; + else + errno = RTErrConvertToErrno(RTErrConvertFromWin32(GetLastError())); + return 0; + +#else +# error "port me" +#endif +} +RT_ALIAS_AND_EXPORT_NOCRT_SYMBOL(isatty); + diff --git a/src/VBox/Runtime/common/file/nocrt-open.cpp b/src/VBox/Runtime/common/file/nocrt-open.cpp new file mode 100644 index 00000000..bd5000c8 --- /dev/null +++ b/src/VBox/Runtime/common/file/nocrt-open.cpp @@ -0,0 +1,104 @@ +/* $Id: nocrt-open.cpp $ */ +/** @file + * IPRT - No-CRT - read(). + */ + +/* + * Copyright (C) 2022-2023 Oracle and/or its affiliates. + * + * This file is part of VirtualBox base platform packages, as + * available from https://www.virtualbox.org. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation, in version 3 of the + * License. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <https://www.gnu.org/licenses>. + * + * The contents of this file may alternatively be used under the terms + * of the Common Development and Distribution License Version 1.0 + * (CDDL), a copy of it is provided in the "COPYING.CDDL" file included + * in the VirtualBox distribution, in which case the provisions of the + * CDDL are applicable instead of those of the GPL. + * + * You may elect to license modified versions of this file under the + * terms and conditions of either the GPL or the CDDL or both. + * + * SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0 + */ + + +/********************************************************************************************************************************* +* Header Files * +*********************************************************************************************************************************/ +#define IPRT_NO_CRT_FOR_3RD_PARTY +#include "internal/nocrt.h" +#include <iprt/nocrt/fcntl.h> +#include <iprt/nocrt/errno.h> +#include <iprt/assert.h> +#include <iprt/assertcompile.h> +#include <iprt/errcore.h> +#include <iprt/file.h> + + +#undef open +int RT_NOCRT(open)(const char *pszFilename, uint64_t fFlags, ... /*RTFMODE fMode*/) +{ + /* + * Make fFlags into proper RTFILE_O_XXX. + */ + /* Make sure we got exactly one RTFILE_O_ACTION_MASK value: */ + AssertCompile(O_CREAT == RTFILE_O_OPEN_CREATE); AssertCompile(RT_IS_POWER_OF_TWO(O_CREAT)); + AssertCompile(O_EXCL == RTFILE_O_CREATE); AssertCompile(RT_IS_POWER_OF_TWO(O_EXCL)); + if (fFlags & O_CREAT) + { + if (fFlags & O_EXCL) + fFlags &= ~(uint64_t)O_CREAT; + va_list va; + va_start(va, fFlags); + int fMode = va_arg(va, int); + va_end(va); + fFlags &= ~(uint64_t)RTFILE_O_CREATE_MODE_MASK; + fFlags |= ((uint64_t)fMode << RTFILE_O_CREATE_MODE_SHIFT) & RTFILE_O_CREATE_MODE_MASK; + } + else + { + if (fFlags & O_EXCL) + fFlags &= ~(uint64_t)O_EXCL; + fFlags |= RTFILE_O_OPEN; + } + + /* Close on exec / inherit flag needs inverting: */ + AssertCompile(O_CLOEXEC == RTFILE_O_INHERIT); + fFlags ^= O_CLOEXEC; + + /* Add deny selection: */ + fFlags |= RTFILE_O_DENY_NONE; + + /* + * Try open it. + */ + RTFILE hFile = NIL_RTFILE; + int rc = RTFileOpen(&hFile, pszFilename, fFlags); + if (RT_SUCCESS(rc)) + { + intptr_t fd = RTFileToNative(hFile); + if ((int)fd == fd) + return (int)fd; + + AssertMsgFailed(("fd=%zd (%p)\n", fd, fd)); + RTFileClose(hFile); + rc = VERR_INTERNAL_ERROR; + } + errno = RTErrConvertToErrno(rc); + return -1; +} +RT_ALIAS_AND_EXPORT_NOCRT_SYMBOL(open); + diff --git a/src/VBox/Runtime/common/file/nocrt-read.cpp b/src/VBox/Runtime/common/file/nocrt-read.cpp new file mode 100644 index 00000000..7d781f1b --- /dev/null +++ b/src/VBox/Runtime/common/file/nocrt-read.cpp @@ -0,0 +1,65 @@ +/* $Id: nocrt-read.cpp $ */ +/** @file + * IPRT - No-CRT - read(). + */ + +/* + * Copyright (C) 2022-2023 Oracle and/or its affiliates. + * + * This file is part of VirtualBox base platform packages, as + * available from https://www.virtualbox.org. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation, in version 3 of the + * License. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <https://www.gnu.org/licenses>. + * + * The contents of this file may alternatively be used under the terms + * of the Common Development and Distribution License Version 1.0 + * (CDDL), a copy of it is provided in the "COPYING.CDDL" file included + * in the VirtualBox distribution, in which case the provisions of the + * CDDL are applicable instead of those of the GPL. + * + * You may elect to license modified versions of this file under the + * terms and conditions of either the GPL or the CDDL or both. + * + * SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0 + */ + + +/********************************************************************************************************************************* +* Header Files * +*********************************************************************************************************************************/ +#define IPRT_NO_CRT_FOR_3RD_PARTY +#include "internal/nocrt.h" +#include <iprt/nocrt/unistd.h> +#include <iprt/nocrt/errno.h> +#include <iprt/errcore.h> +#include <iprt/file.h> + + +#undef read +ssize_t RT_NOCRT(read)(int fd, void *pvBuf, size_t cbToRead) RT_NOEXCEPT +{ + RTFILE hFile; + int rc = RTFileFromNative(&hFile, fd); + if (RT_SUCCESS(rc)) + { + size_t cbRead = 0; + rc = RTFileRead(hFile, pvBuf, cbToRead, &cbRead); + if (RT_SUCCESS(rc)) + return cbRead; + } + errno = RTErrConvertToErrno(rc); + return -1; +} +RT_ALIAS_AND_EXPORT_NOCRT_SYMBOL(read); + |