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* libfdt - Flat Device Tree manipulation
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* Testcase for fdt_set_name()
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* Copyright (C) 2006 David Gibson, IBM Corporation.
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public License
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* as published by the Free Software Foundation; either version 2.1 of
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* the License, or (at your option) any later version.
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* This library is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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static void check_set_name(void *fdt, const char *path, const char *newname)
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const char *getname, *oldname;
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oldname = strrchr(path, '/');
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offset = fdt_path_offset(fdt, path);
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FAIL("Couldn't find %s", path);
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getname = fdt_get_name(fdt, offset, &len);
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verbose_printf("fdt_get_name(%d) returns \"%s\" (len=%d)\n",
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offset, getname, len);
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FAIL("fdt_get_name(%d): %s", offset, fdt_strerror(len));
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if (strcmp(getname, oldname) != 0)
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FAIL("fdt_get_name(%s) returned \"%s\" instead of \"%s\"",
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path, getname, oldname);
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if (len != strlen(getname))
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FAIL("fdt_get_name(%s) returned length %d instead of %zd",
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path, len, strlen(getname));
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err = fdt_set_name(fdt, offset, newname);
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FAIL("fdt_set_name(%d, \"%s\"): %s", offset, newname,
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getname = fdt_get_name(fdt, offset, &len);
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FAIL("fdt_get_name(%d): %s", offset, fdt_strerror(len));
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if (strcmp(getname, newname) != 0)
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FAIL("fdt_get_name(%s) returned \"%s\" instead of \"%s\"",
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path, getname, newname);
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if (len != strlen(getname))
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FAIL("fdt_get_name(%s) returned length %d instead of %zd",
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path, len, strlen(getname));
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int main(int argc, char *argv[])
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test_init(argc, argv);
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fdt = load_blob_arg(argc, argv);
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fdt = open_blob_rw(fdt);
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check_set_name(fdt, "/subnode@1", "subnode@17");
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check_set_name(fdt, "/subnode@2/subsubnode@0", "fred@0");
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check_set_name(fdt, "/subnode@17/subsubnode", "something@0");