Mercurial > libjeffpc
annotate buffer_heap.c @ 611:0fa2f6606c5e
buffer: read and write
The buffer_pread and buffer_pwrite functions provide a POSIX pread and pwrite
inspired API to get and set parts of a memory buffer. The buffer_read and
buffer_write functions wrap the pread/pwrite variants and update the current
buffer offset.
Signed-off-by: Josef 'Jeff' Sipek <jeffpc@josefsipek.net>
author | Josef 'Jeff' Sipek <jeffpc@josefsipek.net> |
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date | Tue, 11 Jul 2017 08:58:22 +0300 |
parents | 6795f8427fed |
children | 1c4d7ff0a682 |
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1 /* |
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2 * Copyright (c) 2017-2018 Josef 'Jeff' Sipek <jeffpc@josefsipek.net> |
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3 * |
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4 * Permission is hereby granted, free of charge, to any person obtaining a copy |
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5 * of this software and associated documentation files (the "Software"), to deal |
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6 * in the Software without restriction, including without limitation the rights |
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7 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
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8 * copies of the Software, and to permit persons to whom the Software is |
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9 * furnished to do so, subject to the following conditions: |
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10 * |
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11 * The above copyright notice and this permission notice shall be included in |
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12 * all copies or substantial portions of the Software. |
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13 * |
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14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
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17 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
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18 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
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19 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
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20 * SOFTWARE. |
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21 */ |
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22 |
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23 #include "buffer_impl.h" |
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24 |
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25 const struct buffer_ops heap_buffer = { |
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26 .realloc = realloc, |
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27 .free = free, |
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28 .clear = generic_buffer_clear_memset, |
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29 .copyin = generic_buffer_copyin_memcpy, |
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30 .copyout = generic_buffer_copyout_memcpy, |
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31 }; |