David Gibson | efbbef8 | 2007-12-05 10:43:50 +1100 | [diff] [blame] | 1 | /* |
| 2 | * libfdt - Flat Device Tree manipulation |
| 3 | * Testcase for string references in dtc |
| 4 | * Copyright (C) 2006 David Gibson, IBM Corporation. |
| 5 | * |
| 6 | * This library is free software; you can redistribute it and/or |
| 7 | * modify it under the terms of the GNU Lesser General Public License |
| 8 | * as published by the Free Software Foundation; either version 2.1 of |
| 9 | * the License, or (at your option) any later version. |
| 10 | * |
| 11 | * This library is distributed in the hope that it will be useful, but |
| 12 | * WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 14 | * Lesser General Public License for more details. |
| 15 | * |
| 16 | * You should have received a copy of the GNU Lesser General Public |
| 17 | * License along with this library; if not, write to the Free Software |
| 18 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
| 19 | */ |
| 20 | #include <stdlib.h> |
| 21 | #include <stdio.h> |
| 22 | #include <string.h> |
| 23 | #include <stdint.h> |
| 24 | |
| 25 | #include <fdt.h> |
| 26 | #include <libfdt.h> |
| 27 | |
| 28 | #include "tests.h" |
| 29 | #include "testdata.h" |
| 30 | |
David Gibson | 01a2d8a | 2008-08-04 15:30:13 +1000 | [diff] [blame] | 31 | static void check_ref(const void *fdt, int node, const char *checkpath) |
David Gibson | efbbef8 | 2007-12-05 10:43:50 +1100 | [diff] [blame] | 32 | { |
| 33 | const char *p; |
| 34 | int len; |
| 35 | |
| 36 | p = fdt_getprop(fdt, node, "ref", &len); |
| 37 | if (!p) |
| 38 | FAIL("fdt_getprop(%d, \"ref\"): %s", node, fdt_strerror(len)); |
| 39 | if (!streq(p, checkpath)) |
| 40 | FAIL("'ref' in node at %d has value \"%s\" instead of \"%s\"", |
| 41 | node, p, checkpath); |
| 42 | |
| 43 | p = fdt_getprop(fdt, node, "lref", &len); |
| 44 | if (!p) |
| 45 | FAIL("fdt_getprop(%d, \"lref\"): %s", node, fdt_strerror(len)); |
| 46 | if (!streq(p, checkpath)) |
| 47 | FAIL("'lref' in node at %d has value \"%s\" instead of \"%s\"", |
| 48 | node, p, checkpath); |
| 49 | } |
| 50 | |
| 51 | int main(int argc, char *argv[]) |
| 52 | { |
| 53 | void *fdt; |
| 54 | const char *p; |
| 55 | int len, multilen; |
| 56 | int n1, n2; |
| 57 | |
| 58 | test_init(argc, argv); |
| 59 | fdt = load_blob_arg(argc, argv); |
| 60 | |
| 61 | n1 = fdt_path_offset(fdt, "/node1"); |
| 62 | if (n1 < 0) |
| 63 | FAIL("fdt_path_offset(/node1): %s", fdt_strerror(n1)); |
| 64 | n2 = fdt_path_offset(fdt, "/node2"); |
| 65 | if (n2 < 0) |
| 66 | FAIL("fdt_path_offset(/node2): %s", fdt_strerror(n2)); |
| 67 | |
| 68 | check_ref(fdt, n1, "/node2"); |
| 69 | check_ref(fdt, n2, "/node1"); |
| 70 | |
| 71 | /* Check multiple reference */ |
| 72 | multilen = strlen("/node1") + strlen("/node2") + 2; |
| 73 | p = fdt_getprop(fdt, 0, "multiref", &len); |
| 74 | if (!p) |
| 75 | FAIL("fdt_getprop(0, \"multiref\"): %s", fdt_strerror(len)); |
| 76 | if (len != multilen) |
| 77 | FAIL("multiref has wrong length, %d instead of %d", |
| 78 | len, multilen); |
| 79 | if ((!streq(p, "/node1") || !streq(p + strlen("/node1") + 1, "/node2"))) |
| 80 | FAIL("multiref has wrong value"); |
| 81 | |
| 82 | PASS(); |
| 83 | } |