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1 // Copyright 2014 PDFium Authors. All rights reserved. | 1 // Copyright 2014 PDFium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com | 5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com |
6 | 6 |
7 #include <limits> | 7 #include <limits> |
8 | 8 |
9 #include "../../include/fxcrt/fx_ext.h" | 9 #include "../../include/fxcrt/fx_ext.h" |
10 #include "../../include/fxcrt/fx_string.h" | 10 #include "../../include/fxcrt/fx_string.h" |
11 | 11 |
12 template <class T, class STR_T> | 12 template <class T, class STR_T> |
13 T FXSYS_StrToInt(STR_T str) | 13 T FXSYS_StrToInt(STR_T str) |
14 { | 14 { |
15 bool neg = false; | 15 FX_BOOL neg = FALSE; |
16 if (str == NULL) { | 16 if (str == NULL) { |
17 return 0; | 17 return 0; |
18 } | 18 } |
19 if (*str == '-') { | 19 if (*str == '-') { |
20 neg = true; | 20 neg = TRUE; |
21 str ++; | 21 str ++; |
22 } | 22 } |
23 T num = 0; | 23 T num = 0; |
24 while (*str) { | 24 while (*str) { |
25 if ((*str) < '0' || (*str) > '9') { | 25 if ((*str) < '0' || (*str) > '9') { |
26 break; | 26 break; |
27 } | 27 } |
28 if (num > (std::numeric_limits<T>::max() - 9) / 10) { | 28 if (num > (std::numeric_limits<T>::max() - 9) / 10) { |
29 break; | 29 break; |
30 } | 30 } |
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230 buf[wlen] = bstr[i]; | 230 buf[wlen] = bstr[i]; |
231 } | 231 } |
232 wlen ++; | 232 wlen ++; |
233 } | 233 } |
234 return wlen; | 234 return wlen; |
235 } | 235 } |
236 #ifdef __cplusplus | 236 #ifdef __cplusplus |
237 } | 237 } |
238 #endif | 238 #endif |
239 #endif | 239 #endif |
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