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1 /* |
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2 * libfdt - Flat Device Tree manipulation |
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3 * Testcase for string references in dtc |
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4 * Copyright (C) 2006 David Gibson, IBM Corporation. |
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5 * |
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6 * This library is free software; you can redistribute it and/or |
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7 * modify it under the terms of the GNU Lesser General Public License |
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8 * as published by the Free Software Foundation; either version 2.1 of |
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9 * the License, or (at your option) any later version. |
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10 * |
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11 * This library is distributed in the hope that it will be useful, but |
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12 * WITHOUT ANY WARRANTY; without even the implied warranty of |
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13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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14 * Lesser General Public License for more details. |
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15 * |
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16 * You should have received a copy of the GNU Lesser General Public |
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17 * License along with this library; if not, write to the Free Software |
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18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
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19 */ |
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20 #include <stdlib.h> |
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21 #include <stdio.h> |
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22 #include <string.h> |
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23 #include <stdint.h> |
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24 |
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25 #include <fdt.h> |
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26 #include <libfdt.h> |
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27 |
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28 #include "tests.h" |
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29 #include "testdata.h" |
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30 |
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31 void check_ref(const void *fdt, int node, const char *checkpath) |
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32 { |
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33 const char *p; |
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34 int len; |
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35 |
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36 p = fdt_getprop(fdt, node, "ref", &len); |
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37 if (!p) |
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38 FAIL("fdt_getprop(%d, \"ref\"): %s", node, fdt_strerror(len)); |
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39 if (!streq(p, checkpath)) |
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40 FAIL("'ref' in node at %d has value \"%s\" instead of \"%s\"", |
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41 node, p, checkpath); |
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42 |
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43 p = fdt_getprop(fdt, node, "lref", &len); |
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44 if (!p) |
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45 FAIL("fdt_getprop(%d, \"lref\"): %s", node, fdt_strerror(len)); |
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46 if (!streq(p, checkpath)) |
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47 FAIL("'lref' in node at %d has value \"%s\" instead of \"%s\"", |
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48 node, p, checkpath); |
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49 } |
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50 |
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51 int main(int argc, char *argv[]) |
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52 { |
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53 void *fdt; |
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54 const char *p; |
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55 int len, multilen; |
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56 int n1, n2; |
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57 |
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58 test_init(argc, argv); |
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59 fdt = load_blob_arg(argc, argv); |
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60 |
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61 n1 = fdt_path_offset(fdt, "/node1"); |
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62 if (n1 < 0) |
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63 FAIL("fdt_path_offset(/node1): %s", fdt_strerror(n1)); |
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64 n2 = fdt_path_offset(fdt, "/node2"); |
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65 if (n2 < 0) |
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66 FAIL("fdt_path_offset(/node2): %s", fdt_strerror(n2)); |
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67 |
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68 check_ref(fdt, n1, "/node2"); |
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69 check_ref(fdt, n2, "/node1"); |
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70 |
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71 /* Check multiple reference */ |
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72 multilen = strlen("/node1") + strlen("/node2") + 2; |
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73 p = fdt_getprop(fdt, 0, "multiref", &len); |
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74 if (!p) |
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75 FAIL("fdt_getprop(0, \"multiref\"): %s", fdt_strerror(len)); |
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76 if (len != multilen) |
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77 FAIL("multiref has wrong length, %d instead of %d", |
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78 len, multilen); |
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79 if ((!streq(p, "/node1") || !streq(p + strlen("/node1") + 1, "/node2"))) |
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80 FAIL("multiref has wrong value"); |
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81 |
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82 PASS(); |
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83 } |