1 | /* |
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2 | * memcpy.c - architecture independent memory copy functions definition. |
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3 | * |
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4 | * Author ALain Greiner (2016) |
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5 | * |
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6 | * Copyright (c) UPMC Sorbonne Universites |
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7 | * |
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8 | * This file is part of ALMOS-MKH. |
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9 | * |
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10 | * ALMOS-MKH is free software; you can redistribute it and/or modify it |
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11 | * under the terms of the GNU General Public License as published by |
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12 | * the Free Software Foundation; version 2.0 of the License. |
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13 | * |
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14 | * ALMOS-MKH is distributed in the hope that it will be useful, but |
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15 | * WITHOUT ANY WARRANTY; without even the implied warranty of |
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16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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17 | * General Public License for more details. |
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18 | * |
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19 | * You should have received a copy of the GNU General Public License |
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20 | * along with ALMOS-MKH; if not, write to the Free Software Foundation, |
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21 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
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22 | */ |
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23 | |
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24 | #include <hal_types.h> |
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25 | |
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26 | |
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27 | /******************************************************************************************* |
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28 | * This function copies a source buffer to a destination buffer. |
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29 | * There is no alignment constraint, but the performance is improved if the buffers |
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30 | * are both aligned on a 32 bits word boundary. |
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31 | ******************************************************************************************* |
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32 | * @ dst : pointer on destination buffer. |
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33 | * @ src : pointer on source buffer. |
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34 | * @ size : number of bytes. |
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35 | * @ return pointer on destination buffer. |
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36 | ******************************************************************************************/ |
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37 | void * memcpy( void * dst, |
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38 | const void * src, |
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39 | uint32_t size ); |
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40 | |
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41 | /******************************************************************************************* |
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42 | * This function sets a constant value in each byte of a target buffer. |
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43 | ******************************************************************************************* |
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44 | * @ dst : pointer on destination buffer. |
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45 | * @ val : constant value (cast to uint8_t). |
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46 | * @ size : number of bytes. |
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47 | * @ return pointer on destination buffer. |
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48 | ******************************************************************************************/ |
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49 | void * memset( void * dst, |
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50 | uint32_t val, |
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51 | uint32_t size); |
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52 | |
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53 | /******************************************************************************************* |
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54 | * TODO |
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55 | ******************************************************************************************/ |
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56 | int memcmp( const void * s1, |
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57 | const void * s2, |
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58 | uint32_t n); |
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59 | |
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