mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
synced 2024-09-13 09:24:08 -07:00
8c296bbcd4
This patch was generated by a script. Here's the source of the script for
future reference:
function convert() {
echo "Converting $1 to $2..."
find . ! -wholename "*nsprpub*" \
! -wholename "*security/nss*" \
! -wholename "*/.hg*" \
! -wholename "obj-ff-dbg*" \
! -name nsXPCOMCID.h \
! -name prtypes.h \
-type f \
\( -iname "*.cpp" \
-o -iname "*.h" \
-o -iname "*.c" \
-o -iname "*.cc" \
-o -iname "*.idl" \
-o -iname "*.ipdl" \
-o -iname "*.ipdlh" \
-o -iname "*.mm" \) | \
xargs -n 1 sed -i -e "s/\b$1\b/$2/g"
}
convert PRInt8 int8_t
convert PRUint8 uint8_t
convert PRInt16 int16_t
convert PRUint16 uint16_t
convert PRInt32 int32_t
convert PRUint32 uint32_t
convert PRInt64 int64_t
convert PRUint64 uint64_t
convert PRIntn int
convert PRUintn unsigned
convert PRSize size_t
convert PROffset32 int32_t
convert PROffset64 int64_t
convert PRPtrdiff ptrdiff_t
convert PRFloat64 double
518 lines
14 KiB
C++
518 lines
14 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim:set ts=2 sw=2 sts=2 et cindent: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include <windows.h>
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#include <shlwapi.h>
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#include <stdlib.h>
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#include "nsWindowsRegKey.h"
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#include "nsString.h"
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#include "nsCOMPtr.h"
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//-----------------------------------------------------------------------------
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// According to MSDN, the following limits apply (in characters excluding room
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// for terminating null character):
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#define MAX_KEY_NAME_LEN 255
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#define MAX_VALUE_NAME_LEN 16383
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class nsWindowsRegKey : public nsIWindowsRegKey
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{
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public:
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NS_DECL_ISUPPORTS
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NS_DECL_NSIWINDOWSREGKEY
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nsWindowsRegKey()
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: mKey(NULL)
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, mWatchEvent(NULL)
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, mWatchRecursive(FALSE)
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{
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}
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private:
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~nsWindowsRegKey()
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{
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Close();
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}
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HKEY mKey;
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HANDLE mWatchEvent;
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BOOL mWatchRecursive;
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};
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NS_IMPL_ISUPPORTS1(nsWindowsRegKey, nsIWindowsRegKey)
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NS_IMETHODIMP
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nsWindowsRegKey::GetKey(HKEY *key)
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{
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*key = mKey;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsWindowsRegKey::SetKey(HKEY key)
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{
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// We do not close the older key!
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StopWatching();
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mKey = key;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsWindowsRegKey::Close()
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{
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StopWatching();
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if (mKey) {
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RegCloseKey(mKey);
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mKey = NULL;
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}
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return NS_OK;
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}
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NS_IMETHODIMP
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nsWindowsRegKey::Open(uint32_t rootKey, const nsAString &path, uint32_t mode)
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{
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Close();
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LONG rv = RegOpenKeyExW((HKEY) rootKey, PromiseFlatString(path).get(), 0,
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(REGSAM) mode, &mKey);
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return (rv == ERROR_SUCCESS) ? NS_OK : NS_ERROR_FAILURE;
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}
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NS_IMETHODIMP
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nsWindowsRegKey::Create(uint32_t rootKey, const nsAString &path, uint32_t mode)
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{
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Close();
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DWORD disposition;
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LONG rv = RegCreateKeyExW((HKEY) rootKey, PromiseFlatString(path).get(), 0,
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NULL, REG_OPTION_NON_VOLATILE, (REGSAM) mode, NULL,
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&mKey, &disposition);
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return (rv == ERROR_SUCCESS) ? NS_OK : NS_ERROR_FAILURE;
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}
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NS_IMETHODIMP
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nsWindowsRegKey::OpenChild(const nsAString &path, uint32_t mode,
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nsIWindowsRegKey **result)
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{
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NS_ENSURE_TRUE(mKey, NS_ERROR_NOT_INITIALIZED);
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nsCOMPtr<nsIWindowsRegKey> child = new nsWindowsRegKey();
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if (!child)
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return NS_ERROR_OUT_OF_MEMORY;
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nsresult rv = child->Open((uintptr_t) mKey, path, mode);
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if (NS_FAILED(rv))
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return rv;
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child.swap(*result);
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return NS_OK;
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}
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NS_IMETHODIMP
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nsWindowsRegKey::CreateChild(const nsAString &path, uint32_t mode,
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nsIWindowsRegKey **result)
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{
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NS_ENSURE_TRUE(mKey, NS_ERROR_NOT_INITIALIZED);
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nsCOMPtr<nsIWindowsRegKey> child = new nsWindowsRegKey();
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if (!child)
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return NS_ERROR_OUT_OF_MEMORY;
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nsresult rv = child->Create((uintptr_t) mKey, path, mode);
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if (NS_FAILED(rv))
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return rv;
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child.swap(*result);
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return NS_OK;
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}
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NS_IMETHODIMP
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nsWindowsRegKey::GetChildCount(uint32_t *result)
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{
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NS_ENSURE_TRUE(mKey, NS_ERROR_NOT_INITIALIZED);
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DWORD numSubKeys;
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LONG rv = RegQueryInfoKeyW(mKey, NULL, NULL, NULL, &numSubKeys, NULL, NULL,
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NULL, NULL, NULL, NULL, NULL);
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NS_ENSURE_STATE(rv == ERROR_SUCCESS);
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*result = numSubKeys;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsWindowsRegKey::GetChildName(uint32_t index, nsAString &result)
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{
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NS_ENSURE_TRUE(mKey, NS_ERROR_NOT_INITIALIZED);
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FILETIME lastWritten;
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PRUnichar nameBuf[MAX_KEY_NAME_LEN + 1];
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DWORD nameLen = sizeof(nameBuf) / sizeof(nameBuf[0]);
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LONG rv = RegEnumKeyExW(mKey, index, nameBuf, &nameLen, NULL, NULL, NULL,
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&lastWritten);
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if (rv != ERROR_SUCCESS)
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return NS_ERROR_NOT_AVAILABLE; // XXX what's the best error code here?
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result.Assign(nameBuf, nameLen);
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return NS_OK;
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}
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NS_IMETHODIMP
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nsWindowsRegKey::HasChild(const nsAString &name, bool *result)
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{
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NS_ENSURE_TRUE(mKey, NS_ERROR_NOT_INITIALIZED);
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// Check for the existence of a child key by opening the key with minimal
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// rights. Perhaps there is a more efficient way to do this?
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HKEY key;
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LONG rv = RegOpenKeyExW(mKey, PromiseFlatString(name).get(), 0,
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STANDARD_RIGHTS_READ, &key);
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if (*result = (rv == ERROR_SUCCESS && key))
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RegCloseKey(key);
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return NS_OK;
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}
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NS_IMETHODIMP
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nsWindowsRegKey::GetValueCount(uint32_t *result)
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{
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NS_ENSURE_TRUE(mKey, NS_ERROR_NOT_INITIALIZED);
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DWORD numValues;
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LONG rv = RegQueryInfoKeyW(mKey, NULL, NULL, NULL, NULL, NULL, NULL,
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&numValues, NULL, NULL, NULL, NULL);
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NS_ENSURE_STATE(rv == ERROR_SUCCESS);
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*result = numValues;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsWindowsRegKey::GetValueName(uint32_t index, nsAString &result)
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{
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NS_ENSURE_TRUE(mKey, NS_ERROR_NOT_INITIALIZED);
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PRUnichar nameBuf[MAX_VALUE_NAME_LEN];
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DWORD nameLen = sizeof(nameBuf) / sizeof(nameBuf[0]);
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LONG rv = RegEnumValueW(mKey, index, nameBuf, &nameLen, NULL, NULL, NULL,
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NULL);
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if (rv != ERROR_SUCCESS)
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return NS_ERROR_NOT_AVAILABLE; // XXX what's the best error code here?
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result.Assign(nameBuf, nameLen);
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return NS_OK;
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}
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NS_IMETHODIMP
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nsWindowsRegKey::HasValue(const nsAString &name, bool *result)
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{
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NS_ENSURE_TRUE(mKey, NS_ERROR_NOT_INITIALIZED);
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LONG rv = RegQueryValueExW(mKey, PromiseFlatString(name).get(), 0, NULL, NULL,
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NULL);
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*result = (rv == ERROR_SUCCESS);
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return NS_OK;
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}
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NS_IMETHODIMP
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nsWindowsRegKey::RemoveChild(const nsAString &name)
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{
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NS_ENSURE_TRUE(mKey, NS_ERROR_NOT_INITIALIZED);
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LONG rv = RegDeleteKeyW(mKey, PromiseFlatString(name).get());
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return (rv == ERROR_SUCCESS) ? NS_OK : NS_ERROR_FAILURE;
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}
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NS_IMETHODIMP
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nsWindowsRegKey::RemoveValue(const nsAString &name)
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{
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NS_ENSURE_TRUE(mKey, NS_ERROR_NOT_INITIALIZED);
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LONG rv = RegDeleteValueW(mKey, PromiseFlatString(name).get());
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return (rv == ERROR_SUCCESS) ? NS_OK : NS_ERROR_FAILURE;
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}
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NS_IMETHODIMP
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nsWindowsRegKey::GetValueType(const nsAString &name, uint32_t *result)
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{
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NS_ENSURE_TRUE(mKey, NS_ERROR_NOT_INITIALIZED);
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LONG rv = RegQueryValueExW(mKey, PromiseFlatString(name).get(), 0,
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(LPDWORD) result, NULL, NULL);
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return (rv == ERROR_SUCCESS) ? NS_OK : NS_ERROR_FAILURE;
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}
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NS_IMETHODIMP
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nsWindowsRegKey::ReadStringValue(const nsAString &name, nsAString &result)
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{
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NS_ENSURE_TRUE(mKey, NS_ERROR_NOT_INITIALIZED);
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DWORD type, size;
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const nsString &flatName = PromiseFlatString(name);
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LONG rv = RegQueryValueExW(mKey, flatName.get(), 0, &type, NULL, &size);
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if (rv != ERROR_SUCCESS)
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return NS_ERROR_FAILURE;
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// This must be a string type in order to fetch the value as a string.
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// We're being a bit forgiving here by allowing types other than REG_SZ.
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NS_ENSURE_STATE(type == REG_SZ ||
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type == REG_EXPAND_SZ ||
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type == REG_MULTI_SZ);
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// The buffer size must be a multiple of 2.
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NS_ENSURE_STATE(size % 2 == 0);
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if (size == 0) {
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result.Truncate();
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return NS_OK;
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}
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// |size| includes room for the terminating null character
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DWORD resultLen = size / 2 - 1;
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result.SetLength(resultLen);
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nsAString::iterator begin;
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result.BeginWriting(begin);
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if (begin.size_forward() != resultLen)
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return NS_ERROR_OUT_OF_MEMORY;
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rv = RegQueryValueExW(mKey, flatName.get(), 0, &type, (LPBYTE) begin.get(),
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&size);
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// Expand the environment variables if needed
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if (type == REG_EXPAND_SZ) {
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const nsString &flatSource = PromiseFlatString(result);
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resultLen = ExpandEnvironmentStringsW(flatSource.get(), NULL, 0);
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if (resultLen > 0) {
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nsAutoString expandedResult;
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// |resultLen| includes the terminating null character
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--resultLen;
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expandedResult.SetLength(resultLen);
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nsAString::iterator begin;
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expandedResult.BeginWriting(begin);
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if (begin.size_forward() != resultLen)
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return NS_ERROR_OUT_OF_MEMORY;
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resultLen = ExpandEnvironmentStringsW(flatSource.get(),
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begin.get(),
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resultLen + 1);
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if (resultLen <= 0) {
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rv = ERROR_UNKNOWN_FEATURE;
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result.Truncate();
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} else {
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rv = ERROR_SUCCESS;
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result = expandedResult;
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}
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}
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}
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return (rv == ERROR_SUCCESS) ? NS_OK : NS_ERROR_FAILURE;
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}
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NS_IMETHODIMP
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nsWindowsRegKey::ReadIntValue(const nsAString &name, uint32_t *result)
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{
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NS_ENSURE_TRUE(mKey, NS_ERROR_NOT_INITIALIZED);
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DWORD size = sizeof(*result);
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LONG rv = RegQueryValueExW(mKey, PromiseFlatString(name).get(), 0, NULL,
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(LPBYTE) result, &size);
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return (rv == ERROR_SUCCESS) ? NS_OK : NS_ERROR_FAILURE;
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}
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NS_IMETHODIMP
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nsWindowsRegKey::ReadInt64Value(const nsAString &name, uint64_t *result)
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{
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NS_ENSURE_TRUE(mKey, NS_ERROR_NOT_INITIALIZED);
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DWORD size = sizeof(*result);
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LONG rv = RegQueryValueExW(mKey, PromiseFlatString(name).get(), 0, NULL,
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(LPBYTE) result, &size);
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return (rv == ERROR_SUCCESS) ? NS_OK : NS_ERROR_FAILURE;
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}
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NS_IMETHODIMP
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nsWindowsRegKey::ReadBinaryValue(const nsAString &name, nsACString &result)
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{
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NS_ENSURE_TRUE(mKey, NS_ERROR_NOT_INITIALIZED);
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DWORD size;
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LONG rv = RegQueryValueExW(mKey, PromiseFlatString(name).get(), 0,
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NULL, NULL, &size);
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if (rv != ERROR_SUCCESS)
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return NS_ERROR_FAILURE;
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result.SetLength(size);
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nsACString::iterator begin;
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result.BeginWriting(begin);
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if (begin.size_forward() != size)
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return NS_ERROR_OUT_OF_MEMORY;
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rv = RegQueryValueExW(mKey, PromiseFlatString(name).get(), 0, NULL,
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(LPBYTE) begin.get(), &size);
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return (rv == ERROR_SUCCESS) ? NS_OK : NS_ERROR_FAILURE;
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}
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NS_IMETHODIMP
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nsWindowsRegKey::WriteStringValue(const nsAString &name, const nsAString &value)
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{
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NS_ENSURE_TRUE(mKey, NS_ERROR_NOT_INITIALIZED);
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// Need to indicate complete size of buffer including null terminator.
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const nsString &flatValue = PromiseFlatString(value);
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LONG rv = RegSetValueExW(mKey, PromiseFlatString(name).get(), 0, REG_SZ,
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(const BYTE *) flatValue.get(),
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(flatValue.Length() + 1) * sizeof(PRUnichar));
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return (rv == ERROR_SUCCESS) ? NS_OK : NS_ERROR_FAILURE;
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}
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NS_IMETHODIMP
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nsWindowsRegKey::WriteIntValue(const nsAString &name, uint32_t value)
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{
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NS_ENSURE_TRUE(mKey, NS_ERROR_NOT_INITIALIZED);
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LONG rv = RegSetValueExW(mKey, PromiseFlatString(name).get(), 0, REG_DWORD,
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(const BYTE *) &value, sizeof(value));
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return (rv == ERROR_SUCCESS) ? NS_OK : NS_ERROR_FAILURE;
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}
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NS_IMETHODIMP
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nsWindowsRegKey::WriteInt64Value(const nsAString &name, uint64_t value)
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{
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NS_ENSURE_TRUE(mKey, NS_ERROR_NOT_INITIALIZED);
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LONG rv = RegSetValueExW(mKey, PromiseFlatString(name).get(), 0, REG_QWORD,
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(const BYTE *) &value, sizeof(value));
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return (rv == ERROR_SUCCESS) ? NS_OK : NS_ERROR_FAILURE;
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}
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NS_IMETHODIMP
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nsWindowsRegKey::WriteBinaryValue(const nsAString &name, const nsACString &value)
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{
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NS_ENSURE_TRUE(mKey, NS_ERROR_NOT_INITIALIZED);
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const nsCString &flatValue = PromiseFlatCString(value);
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LONG rv = RegSetValueExW(mKey, PromiseFlatString(name).get(), 0, REG_BINARY,
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(const BYTE *) flatValue.get(), flatValue.Length());
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return (rv == ERROR_SUCCESS) ? NS_OK : NS_ERROR_FAILURE;
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}
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NS_IMETHODIMP
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nsWindowsRegKey::StartWatching(bool recurse)
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{
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NS_ENSURE_TRUE(mKey, NS_ERROR_NOT_INITIALIZED);
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if (mWatchEvent)
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return NS_OK;
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mWatchEvent = CreateEvent(NULL, TRUE, FALSE, NULL);
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if (!mWatchEvent)
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return NS_ERROR_OUT_OF_MEMORY;
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DWORD filter = REG_NOTIFY_CHANGE_NAME |
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REG_NOTIFY_CHANGE_ATTRIBUTES |
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REG_NOTIFY_CHANGE_LAST_SET |
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REG_NOTIFY_CHANGE_SECURITY;
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LONG rv = RegNotifyChangeKeyValue(mKey, recurse, filter, mWatchEvent, TRUE);
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if (rv != ERROR_SUCCESS) {
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StopWatching();
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// On older versions of Windows, this call is not implemented, so simply
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// return NS_OK in those cases and pretend that the watching is happening.
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return (rv == ERROR_CALL_NOT_IMPLEMENTED) ? NS_OK : NS_ERROR_FAILURE;
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}
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mWatchRecursive = recurse;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsWindowsRegKey::StopWatching()
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{
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if (mWatchEvent) {
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CloseHandle(mWatchEvent);
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mWatchEvent = NULL;
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}
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return NS_OK;
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}
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NS_IMETHODIMP
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nsWindowsRegKey::HasChanged(bool *result)
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{
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if (mWatchEvent && WaitForSingleObject(mWatchEvent, 0) == WAIT_OBJECT_0) {
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// An event only gets signaled once, then it's done, so we have to set up
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// another event to watch.
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StopWatching();
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StartWatching(mWatchRecursive);
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*result = true;
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} else {
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*result = false;
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}
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return NS_OK;
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}
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NS_IMETHODIMP
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nsWindowsRegKey::IsWatching(bool *result)
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{
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*result = (mWatchEvent != NULL);
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return NS_OK;
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}
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//-----------------------------------------------------------------------------
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nsresult
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NS_NewWindowsRegKey(nsIWindowsRegKey **result)
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{
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*result = new nsWindowsRegKey();
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if (!*result)
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return NS_ERROR_OUT_OF_MEMORY;
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NS_ADDREF(*result);
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return NS_OK;
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}
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//-----------------------------------------------------------------------------
|
|
|
|
nsresult
|
|
nsWindowsRegKeyConstructor(nsISupports *delegate, const nsIID &iid,
|
|
void **result)
|
|
{
|
|
if (delegate)
|
|
return NS_ERROR_NO_AGGREGATION;
|
|
|
|
nsCOMPtr<nsIWindowsRegKey> key;
|
|
nsresult rv = NS_NewWindowsRegKey(getter_AddRefs(key));
|
|
if (NS_SUCCEEDED(rv))
|
|
rv = key->QueryInterface(iid, result);
|
|
return rv;
|
|
}
|