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regedit: Use the heap_*() functions in hexedit.c where possible. 

Signed-off-by: Hugh McMaster <hugh.mcmaster@outlook.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Hugh McMaster 2017-08-02 12:35:42 +00:00 committed by Alexandre Julliard
parent 3bca09ee38
commit 4c25f6497e
1 changed files with 27 additions and 29 deletions
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56
programs/regedit/hexedit.c
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@ -24,6 +24,7 @@
*/ */
#include <stdarg.h> #include <stdarg.h>
#include <stdio.h>
#include <string.h> #include <string.h>
#include <assert.h> #include <assert.h>
@ -35,6 +36,7 @@
#include "commctrl.h" #include "commctrl.h"
#include "main.h" #include "main.h"
#include "regproc.h"
/* spaces dividing hex and ASCII */ /* spaces dividing hex and ASCII */
#define DIV_SPACES 4 #define DIV_SPACES 4
@ -74,13 +76,9 @@ static LPWSTR HexEdit_GetLineText(BYTE *pData, LONG cbData, LONG pad)
{ {
static const WCHAR percent_02xW[] = {'%','0','2','X',' ',0}; static const WCHAR percent_02xW[] = {'%','0','2','X',' ',0};
LPWSTR lpszLine = HeapAlloc(GetProcessHeap(), 0, WCHAR *lpszLine = heap_xalloc((cbData * 3 + pad * 3 + DIV_SPACES + cbData + 1) * sizeof(WCHAR));
(cbData * 3 + pad * 3 + DIV_SPACES + cbData + 1) * sizeof(WCHAR));
LONG i; LONG i;
if (!lpszLine)
return NULL;
for (i = 0; i < cbData; i++) for (i = 0; i < cbData; i++)
wsprintfW(lpszLine + i*3, percent_02xW, pData[i]); wsprintfW(lpszLine + i*3, percent_02xW, pData[i]);
for (i = 0; i < pad * 3; i++) for (i = 0; i < pad * 3; i++)
@ -139,7 +137,7 @@ HexEdit_Paint(HEXEDIT_INFO *infoPtr)
TextOutW(hdc, nXStart, nYStart, lpszLine, infoPtr->nBytesPerLine * 3 + DIV_SPACES + nLineLen); TextOutW(hdc, nXStart, nYStart, lpszLine, infoPtr->nBytesPerLine * 3 + DIV_SPACES + nLineLen);
nYStart += infoPtr->nHeight; nYStart += infoPtr->nHeight;
HeapFree(GetProcessHeap(), 0, lpszLine); heap_free(lpszLine);
} }
SelectObject(hdc, hOldFont); SelectObject(hdc, hOldFont);
@ -178,7 +176,7 @@ HexEdit_UpdateCaret(HEXEDIT_INFO *infoPtr)
if (!nLineLen) size.cx = 0; if (!nLineLen) size.cx = 0;
HeapFree(GetProcessHeap(), 0, lpszLine); heap_free(lpszLine);
SetCaretPos( SetCaretPos(
GetSystemMetrics(SM_CXBORDER) + size.cx, GetSystemMetrics(SM_CXBORDER) + size.cx,
@ -230,22 +228,18 @@ HexEdit_EnsureVisible(HEXEDIT_INFO *infoPtr, INT nCaretPos)
static LRESULT static LRESULT
HexEdit_SetData(HEXEDIT_INFO *infoPtr, INT cbData, const BYTE *pData) HexEdit_SetData(HEXEDIT_INFO *infoPtr, INT cbData, const BYTE *pData)
{ {
HeapFree(GetProcessHeap(), 0, infoPtr->pData); heap_free(infoPtr->pData);
infoPtr->cbData = 0; infoPtr->cbData = 0;
infoPtr->pData = HeapAlloc(GetProcessHeap(), 0, cbData); infoPtr->pData = heap_xalloc(cbData);
if (infoPtr->pData) memcpy(infoPtr->pData, pData, cbData);
{ infoPtr->cbData = cbData;
memcpy(infoPtr->pData, pData, cbData);
infoPtr->cbData = cbData;
infoPtr->nCaretPos = 0; infoPtr->nCaretPos = 0;
HexEdit_UpdateScrollbars(infoPtr); HexEdit_UpdateScrollbars(infoPtr);
HexEdit_UpdateCaret(infoPtr); HexEdit_UpdateCaret(infoPtr);
InvalidateRect(infoPtr->hwndSelf, NULL, TRUE); InvalidateRect(infoPtr->hwndSelf, NULL, TRUE);
return TRUE; return TRUE;
}
return FALSE;
} }
static LRESULT static LRESULT
@ -296,8 +290,8 @@ HexEdit_Char (HEXEDIT_INFO *infoPtr, WCHAR ch)
{ {
/* make room for another byte */ /* make room for another byte */
infoPtr->cbData++; infoPtr->cbData++;
infoPtr->pData = HeapReAlloc(GetProcessHeap(), 0, infoPtr->pData, infoPtr->cbData + 1); infoPtr->pData = heap_xrealloc(infoPtr->pData, infoPtr->cbData + 1);
if (!infoPtr->pData) return 0;
/* move everything after caret up one byte */ /* move everything after caret up one byte */
memmove(infoPtr->pData + nCaretBytePos + 1, memmove(infoPtr->pData + nCaretBytePos + 1,
infoPtr->pData + nCaretBytePos, infoPtr->pData + nCaretBytePos,
@ -348,9 +342,9 @@ static inline LRESULT
HexEdit_Destroy (HEXEDIT_INFO *infoPtr) HexEdit_Destroy (HEXEDIT_INFO *infoPtr)
{ {
HWND hwnd = infoPtr->hwndSelf; HWND hwnd = infoPtr->hwndSelf;
HeapFree(GetProcessHeap(), 0, infoPtr->pData); heap_free(infoPtr->pData);
/* free info data */ /* free info data */
HeapFree(GetProcessHeap(), 0, infoPtr); heap_free(infoPtr);
SetWindowLongPtrW(hwnd, 0, 0); SetWindowLongPtrW(hwnd, 0, 0);
return 0; return 0;
} }
@ -478,7 +472,8 @@ static inline LRESULT HexEdit_NCCreate (HWND hwnd, LPCREATESTRUCTW lpcs)
lpcs->dwExStyle | WS_EX_CLIENTEDGE); lpcs->dwExStyle | WS_EX_CLIENTEDGE);
/* allocate memory for info structure */ /* allocate memory for info structure */
infoPtr = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(HEXEDIT_INFO)); infoPtr = heap_xalloc(sizeof(HEXEDIT_INFO));
memset(infoPtr, 0, sizeof(HEXEDIT_INFO));
SetWindowLongPtrW(hwnd, 0, (DWORD_PTR)infoPtr); SetWindowLongPtrW(hwnd, 0, (DWORD_PTR)infoPtr);
/* initialize info structure */ /* initialize info structure */
@ -526,12 +521,15 @@ HexEdit_SetFont (HEXEDIT_INFO *infoPtr, HFONT hFont, BOOL redraw)
for (i = 0; ; i++) for (i = 0; ; i++)
{ {
BYTE *pData = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, i); BYTE *pData = heap_xalloc(i);
LPWSTR lpszLine = HexEdit_GetLineText(pData, i, 0); WCHAR *lpszLine;
SIZE size; SIZE size;
memset(pData, 0, i);
lpszLine = HexEdit_GetLineText(pData, i, 0);
GetTextExtentPoint32W(hdc, lpszLine, lstrlenW(lpszLine), &size); GetTextExtentPoint32W(hdc, lpszLine, lstrlenW(lpszLine), &size);
HeapFree(GetProcessHeap(), 0, lpszLine); heap_free(lpszLine);
HeapFree(GetProcessHeap(), 0, pData); heap_free(pData);
if (size.cx > (rcClient.right - rcClient.left)) if (size.cx > (rcClient.right - rcClient.left))
{ {
infoPtr->nBytesPerLine = i - 1; infoPtr->nBytesPerLine = i - 1;