gecko-dev/xpcom/ds/nsSupportsPrimitives.cpp

854 строки
19 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* The contents of this file are subject to the Netscape Public
* License Version 1.1 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.mozilla.org/NPL/
*
* Software distributed under the License is distributed on an "AS
* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
* implied. See the License for the specific language governing
* rights and limitations under the License.
*
* The Original Code is mozilla.org code.
*
* The Initial Developer of the Original Code is Netscape
* Communications Corporation. Portions created by Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All
* Rights Reserved.
*
* Contributor(s):
*/
#include "nsSupportsPrimitives.h"
#include "nsCRT.h"
#include "nsMemory.h"
#include "prprf.h"
/***************************************************************************/
NS_IMPL_ISUPPORTS1(nsSupportsIDImpl, nsISupportsID)
nsSupportsIDImpl::nsSupportsIDImpl()
: mData(nsnull)
{
NS_INIT_ISUPPORTS();
}
nsSupportsIDImpl::~nsSupportsIDImpl()
{
if(mData)
nsMemory::Free(mData);
}
NS_IMETHODIMP nsSupportsIDImpl::GetData(nsID **aData)
{
if(!aData)
{
NS_ASSERTION(0,"Bad pointer");
return NS_ERROR_NULL_POINTER;
}
if(mData)
{
*aData = (nsID*) nsMemory::Clone(mData, sizeof(nsID));
return *aData ? NS_OK : NS_ERROR_OUT_OF_MEMORY;
}
else
{
*aData = nsnull;
return NS_OK;
}
}
NS_IMETHODIMP nsSupportsIDImpl::SetData(const nsID *aData)
{
if(mData)
nsMemory::Free(mData);
if(aData)
mData = (nsID*) nsMemory::Clone(aData, sizeof(nsID));
else
mData = nsnull;
return NS_OK;
}
NS_IMETHODIMP nsSupportsIDImpl::ToString(char **_retval)
{
char* result = nsnull;
if(!_retval)
{
NS_ASSERTION(0,"Bad pointer");
return NS_ERROR_NULL_POINTER;
}
if(mData)
{
char * str = mData->ToString();
if(str)
{
result = (char*) nsMemory::Clone(str,
(nsCRT::strlen(str)+1)*sizeof(char));
delete [] str;
}
}
else
{
static const char nullStr[] = "null";
result = (char*) nsMemory::Clone(nullStr, sizeof(nullStr));
}
*_retval = result;
return result ? NS_OK : NS_ERROR_OUT_OF_MEMORY;
}
/***************************************************************************/
NS_IMPL_ISUPPORTS1(nsSupportsStringImpl, nsISupportsString)
nsSupportsStringImpl::nsSupportsStringImpl()
: mData(nsnull)
{
NS_INIT_ISUPPORTS();
}
nsSupportsStringImpl::~nsSupportsStringImpl()
{
if(mData)
nsMemory::Free(mData);
}
NS_IMETHODIMP nsSupportsStringImpl::GetData(char **aData)
{
if(!aData)
{
NS_ASSERTION(0,"Bad pointer");
return NS_ERROR_NULL_POINTER;
}
if(mData)
{
*aData = (char*) nsMemory::Clone(mData,
(nsCRT::strlen(mData)+1)*sizeof(char));
return *aData ? NS_OK : NS_ERROR_OUT_OF_MEMORY;
}
else
{
*aData = nsnull;
return NS_OK;
}
}
NS_IMETHODIMP nsSupportsStringImpl::SetData(const char *aData)
{
return SetDataWithLength(aData ? nsCRT::strlen(aData) : 0, aData);
}
NS_IMETHODIMP nsSupportsStringImpl::ToString(char **_retval)
{
return GetData(_retval);
}
NS_IMETHODIMP nsSupportsStringImpl::SetDataWithLength(PRUint32 aLength, const char *aData)
{
if(mData)
nsMemory::Free(mData);
if(aData) {
mData = NS_STATIC_CAST(char*, nsMemory::Alloc((aLength+1)*sizeof(char)));
if ( mData ) {
nsCRT::memcpy ( mData, aData, aLength*sizeof(char) );
mData[aLength] = NS_STATIC_CAST(char, 0);
}
else
return NS_ERROR_OUT_OF_MEMORY;
}
else
mData = nsnull;
return NS_OK;
}
/***************************************************************************/
NS_IMPL_ISUPPORTS1(nsSupportsWStringImpl, nsISupportsWString)
nsSupportsWStringImpl::nsSupportsWStringImpl()
: mData(nsnull)
{
NS_INIT_ISUPPORTS();
}
nsSupportsWStringImpl::~nsSupportsWStringImpl()
{
if(mData)
nsMemory::Free(mData);
}
NS_IMETHODIMP nsSupportsWStringImpl::GetData(PRUnichar **aData)
{
if(!aData)
{
NS_ASSERTION(0,"Bad pointer");
return NS_ERROR_NULL_POINTER;
}
if(mData)
{
*aData = (PRUnichar*) nsMemory::Clone(mData,
(nsCRT::strlen(mData)+1)*sizeof(PRUnichar));
return *aData ? NS_OK : NS_ERROR_OUT_OF_MEMORY;
}
else
{
*aData = nsnull;
return NS_OK;
}
}
NS_IMETHODIMP nsSupportsWStringImpl::SetData(const PRUnichar *aData)
{
return SetDataWithLength(aData ? nsCRT::strlen(aData) : 0, aData);
}
NS_IMETHODIMP nsSupportsWStringImpl::ToString(PRUnichar **_retval)
{
return GetData(_retval);
}
// NOTE: assumes |length| does not include the null and null terminates itself. |length|
// is in characters, not bytes.
NS_IMETHODIMP nsSupportsWStringImpl::SetDataWithLength(PRUint32 aLength, const PRUnichar *aData)
{
if(mData)
nsMemory::Free(mData);
if(aData) {
mData = NS_STATIC_CAST(PRUnichar*, nsMemory::Alloc((aLength+1)*sizeof(PRUnichar)));
if ( mData ) {
nsCRT::memcpy ( mData, aData, aLength*sizeof(PRUnichar) );
mData[aLength] = NS_STATIC_CAST(PRUnichar, 0);
}
else
return NS_ERROR_OUT_OF_MEMORY;
}
else
mData = nsnull;
return NS_OK;
}
/***************************************************************************/
NS_IMPL_THREADSAFE_ISUPPORTS1(nsSupportsPRBoolImpl, nsISupportsPRBool)
nsSupportsPRBoolImpl::nsSupportsPRBoolImpl()
: mData(PR_FALSE)
{
NS_INIT_ISUPPORTS();
}
nsSupportsPRBoolImpl::~nsSupportsPRBoolImpl() {}
NS_IMETHODIMP nsSupportsPRBoolImpl::GetData(PRBool *aData)
{
if(!aData)
{
NS_ASSERTION(0,"Bad pointer");
return NS_ERROR_NULL_POINTER;
}
*aData = mData;
return NS_OK;
}
NS_IMETHODIMP nsSupportsPRBoolImpl::SetData(PRBool aData)
{
mData = aData;
return NS_OK;
}
NS_IMETHODIMP nsSupportsPRBoolImpl::ToString(char **_retval)
{
if(!_retval)
{
NS_ASSERTION(0,"Bad pointer");
return NS_ERROR_NULL_POINTER;
}
const char * str = mData ? "true" : "false";
char* result = (char*) nsMemory::Clone(str,
(nsCRT::strlen(str)+1)*sizeof(char));
*_retval = result;
return result ? NS_OK : NS_ERROR_OUT_OF_MEMORY;
}
NS_COM nsresult
NS_NewISupportsPRBool (nsISupportsPRBool ** aResult)
{
NS_ENSURE_ARG_POINTER (aResult);
nsISupportsPRBool * rval = (nsISupportsPRBool *) (new nsSupportsPRBoolImpl ());
if (!rval)
return NS_ERROR_OUT_OF_MEMORY;
NS_ADDREF (rval);
*aResult = rval;
return NS_OK;
}
/***************************************************************************/
NS_IMPL_ISUPPORTS1(nsSupportsPRUint8Impl, nsISupportsPRUint8)
nsSupportsPRUint8Impl::nsSupportsPRUint8Impl()
: mData(0)
{
NS_INIT_ISUPPORTS();
}
nsSupportsPRUint8Impl::~nsSupportsPRUint8Impl() {}
NS_IMETHODIMP nsSupportsPRUint8Impl::GetData(PRUint8 *aData)
{
if(!aData)
{
NS_ASSERTION(0,"Bad pointer");
return NS_ERROR_NULL_POINTER;
}
*aData = mData;
return NS_OK;
}
NS_IMETHODIMP nsSupportsPRUint8Impl::SetData(PRUint8 aData)
{
mData = aData;
return NS_OK;
}
NS_IMETHODIMP nsSupportsPRUint8Impl::ToString(char **_retval)
{
if(!_retval)
{
NS_ASSERTION(0,"Bad pointer");
return NS_ERROR_NULL_POINTER;
}
static const int size = 8;
char buf[size];
PR_snprintf(buf, size, "%u", (PRUint16) mData);
char* result = (char*) nsMemory::Clone(buf,
(nsCRT::strlen(buf)+1)*sizeof(char));
*_retval = result;
return result ? NS_OK : NS_ERROR_OUT_OF_MEMORY;
}
/***************************************************************************/
NS_IMPL_ISUPPORTS1(nsSupportsPRUint16Impl, nsISupportsPRUint16)
nsSupportsPRUint16Impl::nsSupportsPRUint16Impl()
: mData(0)
{
NS_INIT_ISUPPORTS();
}
nsSupportsPRUint16Impl::~nsSupportsPRUint16Impl() {}
NS_IMETHODIMP nsSupportsPRUint16Impl::GetData(PRUint16 *aData)
{
if(!aData)
{
NS_ASSERTION(0,"Bad pointer");
return NS_ERROR_NULL_POINTER;
}
*aData = mData;
return NS_OK;
}
NS_IMETHODIMP nsSupportsPRUint16Impl::SetData(PRUint16 aData)
{
mData = aData;
return NS_OK;
}
NS_IMETHODIMP nsSupportsPRUint16Impl::ToString(char **_retval)
{
if(!_retval)
{
NS_ASSERTION(0,"Bad pointer");
return NS_ERROR_NULL_POINTER;
}
static const int size = 8;
char buf[size];
PR_snprintf(buf, size, "%u", (int) mData);
char* result = (char*) nsMemory::Clone(buf,
(nsCRT::strlen(buf)+1)*sizeof(char));
*_retval = result;
return result ? NS_OK : NS_ERROR_OUT_OF_MEMORY;
}
/***************************************************************************/
NS_IMPL_ISUPPORTS1(nsSupportsPRUint32Impl, nsISupportsPRUint32)
nsSupportsPRUint32Impl::nsSupportsPRUint32Impl()
: mData(0)
{
NS_INIT_ISUPPORTS();
}
nsSupportsPRUint32Impl::~nsSupportsPRUint32Impl() {}
NS_IMETHODIMP nsSupportsPRUint32Impl::GetData(PRUint32 *aData)
{
if(!aData)
{
NS_ASSERTION(0,"Bad pointer");
return NS_ERROR_NULL_POINTER;
}
*aData = mData;
return NS_OK;
}
NS_IMETHODIMP nsSupportsPRUint32Impl::SetData(PRUint32 aData)
{
mData = aData;
return NS_OK;
}
NS_IMETHODIMP nsSupportsPRUint32Impl::ToString(char **_retval)
{
if(!_retval)
{
NS_ASSERTION(0,"Bad pointer");
return NS_ERROR_NULL_POINTER;
}
static const int size = 16;
char buf[size];
PR_snprintf(buf, size, "%lu", mData);
char* result = (char*) nsMemory::Clone(buf,
(nsCRT::strlen(buf)+1)*sizeof(char));
*_retval = result;
return result ? NS_OK : NS_ERROR_OUT_OF_MEMORY;
}
/***************************************************************************/
NS_IMPL_ISUPPORTS1(nsSupportsPRUint64Impl, nsISupportsPRUint64)
nsSupportsPRUint64Impl::nsSupportsPRUint64Impl()
: mData(LL_ZERO)
{
NS_INIT_ISUPPORTS();
}
nsSupportsPRUint64Impl::~nsSupportsPRUint64Impl() {}
NS_IMETHODIMP nsSupportsPRUint64Impl::GetData(PRUint64 *aData)
{
if(!aData)
{
NS_ASSERTION(0,"Bad pointer");
return NS_ERROR_NULL_POINTER;
}
*aData = mData;
return NS_OK;
}
NS_IMETHODIMP nsSupportsPRUint64Impl::SetData(PRUint64 aData)
{
mData = aData;
return NS_OK;
}
NS_IMETHODIMP nsSupportsPRUint64Impl::ToString(char **_retval)
{
if(!_retval)
{
NS_ASSERTION(0,"Bad pointer");
return NS_ERROR_NULL_POINTER;
}
static const int size = 32;
char buf[size];
PR_snprintf(buf, size, "%llu", mData);
char* result = (char*) nsMemory::Clone(buf,
(nsCRT::strlen(buf)+1)*sizeof(char));
*_retval = result;
return result ? NS_OK : NS_ERROR_OUT_OF_MEMORY;
}
/***************************************************************************/
NS_IMPL_ISUPPORTS1(nsSupportsPRTimeImpl, nsISupportsPRTime)
nsSupportsPRTimeImpl::nsSupportsPRTimeImpl()
: mData(LL_ZERO)
{
NS_INIT_ISUPPORTS();
}
nsSupportsPRTimeImpl::~nsSupportsPRTimeImpl() {}
NS_IMETHODIMP nsSupportsPRTimeImpl::GetData(PRTime *aData)
{
if(!aData)
{
NS_ASSERTION(0,"Bad pointer");
return NS_ERROR_NULL_POINTER;
}
*aData = mData;
return NS_OK;
}
NS_IMETHODIMP nsSupportsPRTimeImpl::SetData(PRTime aData)
{
mData = aData;
return NS_OK;
}
NS_IMETHODIMP nsSupportsPRTimeImpl::ToString(char **_retval)
{
if(!_retval)
{
NS_ASSERTION(0,"Bad pointer");
return NS_ERROR_NULL_POINTER;
}
static const int size = 32;
char buf[size];
PR_snprintf(buf, size, "%llu", mData);
char* result = (char*) nsMemory::Clone(buf,
(nsCRT::strlen(buf)+1)*sizeof(char));
*_retval = result;
return result ? NS_OK : NS_ERROR_OUT_OF_MEMORY;
}
/***************************************************************************/
NS_IMPL_ISUPPORTS1(nsSupportsCharImpl, nsISupportsChar)
nsSupportsCharImpl::nsSupportsCharImpl()
: mData(0)
{
NS_INIT_ISUPPORTS();
}
nsSupportsCharImpl::~nsSupportsCharImpl() {}
NS_IMETHODIMP nsSupportsCharImpl::GetData(char *aData)
{
if(!aData)
{
NS_ASSERTION(0,"Bad pointer");
return NS_ERROR_NULL_POINTER;
}
*aData = mData;
return NS_OK;
}
NS_IMETHODIMP nsSupportsCharImpl::SetData(char aData)
{
mData = aData;
return NS_OK;
}
NS_IMETHODIMP nsSupportsCharImpl::ToString(char **_retval)
{
char* result;
if(!_retval)
{
NS_ASSERTION(0,"Bad pointer");
return NS_ERROR_NULL_POINTER;
}
if(nsnull != (result = (char*) nsMemory::Alloc(2*sizeof(char))))
{
result[0] = mData;
result[1] = '\0';
}
*_retval = result;
return result ? NS_OK : NS_ERROR_OUT_OF_MEMORY;
}
/***************************************************************************/
NS_IMPL_ISUPPORTS1(nsSupportsPRInt16Impl, nsISupportsPRInt16)
nsSupportsPRInt16Impl::nsSupportsPRInt16Impl()
: mData(0)
{
NS_INIT_ISUPPORTS();
}
nsSupportsPRInt16Impl::~nsSupportsPRInt16Impl() {}
NS_IMETHODIMP nsSupportsPRInt16Impl::GetData(PRInt16 *aData)
{
if(!aData)
{
NS_ASSERTION(0,"Bad pointer");
return NS_ERROR_NULL_POINTER;
}
*aData = mData;
return NS_OK;
}
NS_IMETHODIMP nsSupportsPRInt16Impl::SetData(PRInt16 aData)
{
mData = aData;
return NS_OK;
}
NS_IMETHODIMP nsSupportsPRInt16Impl::ToString(char **_retval)
{
if(!_retval)
{
NS_ASSERTION(0,"Bad pointer");
return NS_ERROR_NULL_POINTER;
}
static const int size = 8;
char buf[size];
PR_snprintf(buf, size, "%d", mData);
char* result = (char*) nsMemory::Clone(buf,
(nsCRT::strlen(buf)+1)*sizeof(char));
*_retval = result;
return result ? NS_OK : NS_ERROR_OUT_OF_MEMORY;
}
/***************************************************************************/
NS_IMPL_ISUPPORTS1(nsSupportsPRInt32Impl, nsISupportsPRInt32)
nsSupportsPRInt32Impl::nsSupportsPRInt32Impl()
: mData(0)
{
NS_INIT_ISUPPORTS();
}
nsSupportsPRInt32Impl::~nsSupportsPRInt32Impl() {}
NS_IMETHODIMP nsSupportsPRInt32Impl::GetData(PRInt32 *aData)
{
if(!aData)
{
NS_ASSERTION(0,"Bad pointer");
return NS_ERROR_NULL_POINTER;
}
*aData = mData;
return NS_OK;
}
NS_IMETHODIMP nsSupportsPRInt32Impl::SetData(PRInt32 aData)
{
mData = aData;
return NS_OK;
}
NS_IMETHODIMP nsSupportsPRInt32Impl::ToString(char **_retval)
{
if(!_retval)
{
NS_ASSERTION(0,"Bad pointer");
return NS_ERROR_NULL_POINTER;
}
static const int size = 16;
char buf[size];
PR_snprintf(buf, size, "%ld", mData);
char* result = (char*) nsMemory::Clone(buf,
(nsCRT::strlen(buf)+1)*sizeof(char));
*_retval = result;
return result ? NS_OK : NS_ERROR_OUT_OF_MEMORY;
}
/***************************************************************************/
NS_IMPL_ISUPPORTS1(nsSupportsPRInt64Impl, nsISupportsPRInt64)
nsSupportsPRInt64Impl::nsSupportsPRInt64Impl()
: mData(LL_ZERO)
{
NS_INIT_ISUPPORTS();
}
nsSupportsPRInt64Impl::~nsSupportsPRInt64Impl() {}
NS_IMETHODIMP nsSupportsPRInt64Impl::GetData(PRInt64 *aData)
{
if(!aData)
{
NS_ASSERTION(0,"Bad pointer");
return NS_ERROR_NULL_POINTER;
}
*aData = mData;
return NS_OK;
}
NS_IMETHODIMP nsSupportsPRInt64Impl::SetData(PRInt64 aData)
{
mData = aData;
return NS_OK;
}
NS_IMETHODIMP nsSupportsPRInt64Impl::ToString(char **_retval)
{
if(!_retval)
{
NS_ASSERTION(0,"Bad pointer");
return NS_ERROR_NULL_POINTER;
}
static const int size = 32;
char buf[size];
PR_snprintf(buf, size, "%lld", mData);
char* result = (char*) nsMemory::Clone(buf,
(nsCRT::strlen(buf)+1)*sizeof(char));
*_retval = result;
return result ? NS_OK : NS_ERROR_OUT_OF_MEMORY;
}
/***************************************************************************/
NS_IMPL_ISUPPORTS1(nsSupportsFloatImpl, nsISupportsFloat)
nsSupportsFloatImpl::nsSupportsFloatImpl()
: mData(float(0.0))
{
NS_INIT_ISUPPORTS();
}
nsSupportsFloatImpl::~nsSupportsFloatImpl() {}
NS_IMETHODIMP nsSupportsFloatImpl::GetData(float *aData)
{
if(!aData)
{
NS_ASSERTION(0,"Bad pointer");
return NS_ERROR_NULL_POINTER;
}
*aData = mData;
return NS_OK;
}
NS_IMETHODIMP nsSupportsFloatImpl::SetData(float aData)
{
mData = aData;
return NS_OK;
}
NS_IMETHODIMP nsSupportsFloatImpl::ToString(char **_retval)
{
if(!_retval)
{
NS_ASSERTION(0,"Bad pointer");
return NS_ERROR_NULL_POINTER;
}
static const int size = 32;
char buf[size];
PR_snprintf(buf, size, "%f", (double) mData);
char* result = (char*) nsMemory::Clone(buf,
(nsCRT::strlen(buf)+1)*sizeof(char));
*_retval = result;
return result ? NS_OK : NS_ERROR_OUT_OF_MEMORY;
}
/***************************************************************************/
NS_IMPL_ISUPPORTS1(nsSupportsDoubleImpl, nsISupportsDouble)
nsSupportsDoubleImpl::nsSupportsDoubleImpl()
: mData(double(0.0))
{
NS_INIT_ISUPPORTS();
}
nsSupportsDoubleImpl::~nsSupportsDoubleImpl() {}
NS_IMETHODIMP nsSupportsDoubleImpl::GetData(double *aData)
{
if(!aData)
{
NS_ASSERTION(0,"Bad pointer");
return NS_ERROR_NULL_POINTER;
}
*aData = mData;
return NS_OK;
}
NS_IMETHODIMP nsSupportsDoubleImpl::SetData(double aData)
{
mData = aData;
return NS_OK;
}
NS_IMETHODIMP nsSupportsDoubleImpl::ToString(char **_retval)
{
if(!_retval)
{
NS_ASSERTION(0,"Bad pointer");
return NS_ERROR_NULL_POINTER;
}
static const int size = 32;
char buf[size];
PR_snprintf(buf, size, "%f", mData);
char* result = (char*) nsMemory::Clone(buf,
(nsCRT::strlen(buf)+1)*sizeof(char));
*_retval = result;
return result ? NS_OK : NS_ERROR_OUT_OF_MEMORY;
}
/***************************************************************************/
NS_IMPL_THREADSAFE_ISUPPORTS1(nsSupportsVoidImpl, nsISupportsVoid)
nsSupportsVoidImpl::nsSupportsVoidImpl()
: mData(nsnull)
{
NS_INIT_ISUPPORTS();
}
nsSupportsVoidImpl::~nsSupportsVoidImpl() {}
NS_IMETHODIMP nsSupportsVoidImpl::GetData(const void * *aData)
{
if(!aData)
{
NS_ASSERTION(0,"Bad pointer");
return NS_ERROR_NULL_POINTER;
}
*aData = mData;
return NS_OK;
}
NS_IMETHODIMP nsSupportsVoidImpl::SetData(void * aData)
{
mData = aData;
return NS_OK;
}
NS_IMETHODIMP nsSupportsVoidImpl::ToString(char **_retval)
{
if(!_retval)
{
NS_ASSERTION(0,"Bad pointer");
return NS_ERROR_NULL_POINTER;
}
static const char str[] = "[raw data]";
char* result = (char*) nsMemory::Clone(str, sizeof(str));
*_retval = result;
return result ? NS_OK : NS_ERROR_OUT_OF_MEMORY;
}
/***************************************************************************/