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1 /* |
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2 * rand_linux_kernel.c |
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3 * |
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4 * implements a random source using Linux kernel functions |
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5 * |
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6 * Marcus Sundberg |
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7 * Ingate Systems AB |
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8 */ |
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9 /* |
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10 * |
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11 * Copyright(c) 2005 Ingate Systems AB |
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12 * All rights reserved. |
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13 * |
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14 * Redistribution and use in source and binary forms, with or without |
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15 * modification, are permitted provided that the following conditions |
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16 * are met: |
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17 * |
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18 * Redistributions of source code must retain the above copyright |
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19 * notice, this list of conditions and the following disclaimer. |
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20 * |
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21 * Redistributions in binary form must reproduce the above |
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22 * copyright notice, this list of conditions and the following |
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23 * disclaimer in the documentation and/or other materials provided |
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24 * with the distribution. |
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25 * |
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26 * Neither the name of the author(s) nor the names of its |
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27 * contributors may be used to endorse or promote products derived |
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28 * from this software without specific prior written permission. |
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29 * |
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30 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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31 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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32 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
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33 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
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34 * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, |
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35 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
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36 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
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37 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
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38 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, |
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39 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
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40 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED |
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41 * OF THE POSSIBILITY OF SUCH DAMAGE. |
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42 * |
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43 */ |
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44 |
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45 #include "config.h" |
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46 #include "rand_source.h" |
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47 |
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48 |
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49 err_status_t |
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50 rand_source_init(void) { |
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51 return err_status_ok; |
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52 } |
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53 |
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54 err_status_t |
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55 rand_source_get_octet_string(void *dest, uint32_t len) { |
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56 |
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57 get_random_bytes(dest, len); |
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58 |
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59 return err_status_ok; |
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60 } |
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61 |
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62 err_status_t |
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63 rand_source_deinit(void) { |
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64 return err_status_ok; |
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65 } |