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-rw-r--r--fpdfsdk/src/javascript/Document.cpp33
1 files changed, 13 insertions, 20 deletions
diff --git a/fpdfsdk/src/javascript/Document.cpp b/fpdfsdk/src/javascript/Document.cpp
index 2318d9b834..0a6acfaea7 100644
--- a/fpdfsdk/src/javascript/Document.cpp
+++ b/fpdfsdk/src/javascript/Document.cpp
@@ -18,8 +18,6 @@
#include "../../include/javascript/Icon.h"
#include "../../include/javascript/Field.h"
-#include "../../../third_party/numerics/safe_math.h"
-
static v8::Isolate* GetIsolate(IFXJS_Context* cc)
{
CJS_Context* pContext = (CJS_Context *)cc;
@@ -1427,17 +1425,16 @@ FX_BOOL Document::documentFileName(OBJ_PROP_PARAMS)
CFX_WideString Document::ReversalStr(CFX_WideString cbFrom)
{
- size_t iLength = cbFrom.GetLength();
- base::CheckedNumeric<size_t> iSize = sizeof(wchar_t);
- iSize *= (iLength + 1);
- wchar_t* pResult = (wchar_t*)malloc(iSize.ValueOrDie());
- wchar_t* pFrom = (wchar_t*)cbFrom.GetBuffer(iLength);
+ wchar_t* pFrom = NULL;
+ int iLenth = cbFrom.GetLength();
+ wchar_t* pResult = (wchar_t*)malloc((iLenth+1) * sizeof(wchar_t));
+ memset(pResult, 0, (iLenth+1));
+ pFrom = (wchar_t*)cbFrom.GetBuffer(iLenth);
- for (size_t i = 0; i < iLength; i++)
+ for (int i = 0; i < iLenth; i++)
{
- pResult[i] = *(pFrom + iLength - i - 1);
+ pResult[i] = *(pFrom + iLenth - i - 1);
}
- pResult[iLength] = L'\0';
cbFrom.ReleaseBuffer();
CFX_WideString cbRet = CFX_WideString(pResult);
@@ -1448,22 +1445,18 @@ CFX_WideString Document::ReversalStr(CFX_WideString cbFrom)
CFX_WideString Document::CutString(CFX_WideString cbFrom)
{
- size_t iLength = cbFrom.GetLength();
- base::CheckedNumeric<size_t> iSize = sizeof(wchar_t);
- iSize *= (iLength + 1);
- wchar_t* pResult = (wchar_t*)malloc(iSize.ValueOrDie());
- wchar_t* pFrom = (wchar_t*)cbFrom.GetBuffer(iLength);
+ wchar_t* pFrom = NULL;
+ int iLenth = cbFrom.GetLength();
+ wchar_t* pResult = (wchar_t*)malloc((iLenth+1) * sizeof(wchar_t));
+ memset(pResult, 0, (iLenth+1));
+ pFrom = (wchar_t*)cbFrom.GetBuffer(iLenth);
- for (int i = 0; i < iLength; i++)
+ for (int i = 0; i < iLenth; i++)
{
if (pFrom[i] == L'\\' || pFrom[i] == L'/')
- {
- pResult[i] = L'\0';
break;
- }
pResult[i] = pFrom[i];
}
- pResult[iLength] = L'\0';
cbFrom.ReleaseBuffer();
CFX_WideString cbRet = CFX_WideString(pResult);