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-rw-r--r--xpcom/io/nsLocalFile.h124
1 files changed, 124 insertions, 0 deletions
diff --git a/xpcom/io/nsLocalFile.h b/xpcom/io/nsLocalFile.h
new file mode 100644
index 0000000000..779b2e6c95
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+++ b/xpcom/io/nsLocalFile.h
@@ -0,0 +1,124 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef _NS_LOCAL_FILE_H_
+#define _NS_LOCAL_FILE_H_
+
+#include "nscore.h"
+
+#define NS_LOCAL_FILE_CID \
+ { \
+ 0x2e23e220, 0x60be, 0x11d3, { \
+ 0x8c, 0x4a, 0x00, 0x00, 0x64, 0x65, 0x73, 0x74 \
+ } \
+ }
+
+#define NS_DECL_NSLOCALFILE_UNICODE_METHODS \
+ nsresult AppendUnicode(const char16_t* aNode); \
+ nsresult GetUnicodeLeafName(char16_t** aLeafName); \
+ nsresult SetUnicodeLeafName(const char16_t* aLeafName); \
+ nsresult CopyToUnicode(nsIFile* aNewParentDir, \
+ const char16_t* aNewLeafName); \
+ nsresult CopyToFollowingLinksUnicode(nsIFile* aNewParentDir, \
+ const char16_t* aNewLeafName); \
+ nsresult MoveToUnicode(nsIFile* aNewParentDir, \
+ const char16_t* aNewLeafName); \
+ nsresult GetUnicodeTarget(char16_t** aTarget); \
+ nsresult GetUnicodePath(char16_t** aPath); \
+ nsresult InitWithUnicodePath(const char16_t* aPath); \
+ nsresult AppendRelativeUnicodePath(const char16_t* aRelativePath);
+
+// XPCOMInit needs to know about how we are implemented,
+// so here we will export it. Other users should not depend
+// on this.
+
+#include <errno.h>
+#include "nsIFile.h"
+
+#ifdef XP_WIN
+# include "nsLocalFileWin.h"
+#elif defined(XP_UNIX)
+# include "nsLocalFileUnix.h"
+#else
+# error NOT_IMPLEMENTED
+#endif
+
+#define NSRESULT_FOR_RETURN(ret) (((ret) < 0) ? NSRESULT_FOR_ERRNO() : NS_OK)
+
+inline nsresult nsresultForErrno(int aErr) {
+ switch (aErr) {
+ case 0:
+ return NS_OK;
+#ifdef EDQUOT
+ case EDQUOT: /* Quota exceeded */
+ [[fallthrough]]; // to NS_ERROR_FILE_NO_DEVICE_SPACE
+#endif
+ case ENOSPC:
+ return NS_ERROR_FILE_NO_DEVICE_SPACE;
+#ifdef EISDIR
+ case EISDIR: /* Is a directory. */
+ return NS_ERROR_FILE_IS_DIRECTORY;
+#endif
+ case ENAMETOOLONG:
+ return NS_ERROR_FILE_NAME_TOO_LONG;
+ case ENOEXEC: /* Executable file format error. */
+ return NS_ERROR_FILE_EXECUTION_FAILED;
+ case ENOENT:
+ return NS_ERROR_FILE_NOT_FOUND;
+ case ENOTDIR:
+ return NS_ERROR_FILE_DESTINATION_NOT_DIR;
+#ifdef ELOOP
+ case ELOOP:
+ return NS_ERROR_FILE_UNRESOLVABLE_SYMLINK;
+#endif /* ELOOP */
+#ifdef ENOLINK
+ case ENOLINK:
+ return NS_ERROR_FILE_UNRESOLVABLE_SYMLINK;
+#endif /* ENOLINK */
+ case EEXIST:
+ return NS_ERROR_FILE_ALREADY_EXISTS;
+#ifdef EPERM
+ case EPERM:
+#endif /* EPERM */
+ case EACCES:
+ return NS_ERROR_FILE_ACCESS_DENIED;
+#ifdef EROFS
+ case EROFS: /* Read-only file system. */
+ return NS_ERROR_FILE_READ_ONLY;
+#endif
+ /*
+ * On AIX 4.3, ENOTEMPTY is defined as EEXIST,
+ * so there can't be cases for both without
+ * preprocessing.
+ */
+#if ENOTEMPTY != EEXIST
+ case ENOTEMPTY:
+ return NS_ERROR_FILE_DIR_NOT_EMPTY;
+#endif /* ENOTEMPTY != EEXIST */
+ /* Note that nsIFile.createUnique() returns
+ NS_ERROR_FILE_TOO_BIG when it cannot create a temporary
+ file with a unique filename.
+ See https://developer.mozilla.org/en-US/docs/Table_Of_Errors
+ Other usages of NS_ERROR_FILE_TOO_BIG in the source tree
+ are in line with the POSIX semantics of EFBIG.
+ So this is a reasonably good approximation.
+ */
+ case EFBIG: /* File too large. */
+ return NS_ERROR_FILE_TOO_BIG;
+
+#ifdef ENOATTR
+ case ENOATTR:
+ return NS_ERROR_NOT_AVAILABLE;
+#endif // ENOATTR
+
+ default:
+ return NS_ERROR_FAILURE;
+ }
+}
+
+#define NSRESULT_FOR_ERRNO() nsresultForErrno(errno)
+
+#endif