The Tor Browser: parser/html/nsHtml5ArrayCopy.h@925c144e1f1f

     1 /*

     2  * Copyright (c) 2008 Mozilla Foundation

     3  *

     4  * Permission is hereby granted, free of charge, to any person obtaining a

     5  * copy of this software and associated documentation files (the "Software"),

     6  * to deal in the Software without restriction, including without limitation

     7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,

     8  * and/or sell copies of the Software, and to permit persons to whom the

     9  * Software is furnished to do so, subject to the following conditions:

    10  *

    11  * The above copyright notice and this permission notice shall be included in

    12  * all copies or substantial portions of the Software.

    13  *

    14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR

    15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,

    16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL

    17  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER

    18  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING

    19  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER

    20  * DEALINGS IN THE SOFTWARE.

    21  */

    23 #ifndef nsHtml5ArrayCopy_h

    24 #define nsHtml5ArrayCopy_h

    27 class nsString;

    28 class nsHtml5StackNode;

    29 class nsHtml5AttributeName;

    31 // Unfortunately, these don't work as template functions because the arguments

    32 // would need coercion from a template class, which complicates things.

    33 class nsHtml5ArrayCopy {

    34   public:

    36     static inline void

    37     arraycopy(char16_t* source, int32_t sourceOffset, char16_t* target, int32_t targetOffset, int32_t length)

    38     {

    39       memcpy(&(target[targetOffset]), &(source[sourceOffset]), length * sizeof(char16_t));

    40     }

    42     static inline void

    43     arraycopy(char16_t* source, char16_t* target, int32_t length)

    44     {

    45       memcpy(target, source, length * sizeof(char16_t));

    46     }

    48     static inline void

    49     arraycopy(int32_t* source, int32_t* target, int32_t length)

    50     {

    51       memcpy(target, source, length * sizeof(int32_t));

    52     }

    54     static inline void

    55     arraycopy(nsString** source, nsString** target, int32_t length)

    56     {

    57       memcpy(target, source, length * sizeof(nsString*));

    58     }

    60     static inline void

    61     arraycopy(nsHtml5AttributeName** source, nsHtml5AttributeName** target, int32_t length)

    62     {

    63       memcpy(target, source, length * sizeof(nsHtml5AttributeName*));

    64     }

    66     static inline void

    67     arraycopy(nsHtml5StackNode** source, nsHtml5StackNode** target, int32_t length)

    68     {

    69       memcpy(target, source, length * sizeof(nsHtml5StackNode*));

    70     }

    72     static inline void

    73     arraycopy(nsHtml5StackNode** arr, int32_t sourceOffset, int32_t targetOffset, int32_t length)

    74     {

    75       memmove(&(arr[targetOffset]), &(arr[sourceOffset]), length * sizeof(nsHtml5StackNode*));

    76     }

    77 };

    78 #endif // nsHtml5ArrayCopy_h

The Tor Browser / file revision