* Copyright (C) 2006 David Gibson, IBM Corporation.
* SPDX-License-Identifier: GPL-2.0+ BSD-2-Clause
*/
-#include "libfdt_env.h"
+#include <libfdt_env.h>
#ifndef USE_HOSTCC
#include <fdt.h>
{
const char *p = fdt_offset_ptr(fdt, offset + FDT_TAGSIZE, len+1);
- if (! p)
+ if (!p)
/* short match */
return 0;
return fdt_subnode_offset_namelen(fdt, parentoffset, name, strlen(name));
}
+/*
+ * Find the next of path seperator, note we need to search for both '/' and ':'
+ * and then take the first one so that we do the right thing for e.g.
+ * "foo/bar:option" and "bar:option/otheroption", both of which happen, so
+ * first searching for either ':' or '/' does not work.
+ */
+static const char *fdt_path_next_seperator(const char *path)
+{
+ const char *sep1 = strchr(path, '/');
+ const char *sep2 = strchr(path, ':');
+
+ if (sep1 && sep2)
+ return (sep1 < sep2) ? sep1 : sep2;
+ else if (sep1)
+ return sep1;
+ else
+ return sep2;
+}
+
int fdt_path_offset(const void *fdt, const char *path)
{
const char *end = path + strlen(path);
/* see if we have an alias */
if (*path != '/') {
- const char *q = strchr(path, '/');
+ const char *q = fdt_path_next_seperator(path);
if (!q)
q = end;
while (*p == '/')
p++;
- if (! *p)
+ if (*p == '\0' || *p == ':')
return offset;
- q = strchr(p, '/');
- if (! q)
+ q = fdt_path_next_seperator(p);
+ if (!q)
q = end;
offset = fdt_subnode_offset_namelen(fdt, offset, p, q-p);
const struct fdt_property *prop;
prop = fdt_get_property_namelen(fdt, nodeoffset, name, namelen, lenp);
- if (! prop)
+ if (!prop)
return NULL;
return prop->data;
list = fdt_getprop(fdt, node, property, &length);
if (!list)
- return -length;
+ return length;
for (i = 0; i < length; i++) {
int len = strlen(list);
index--;
}
- return FDT_ERR_NOTFOUND;
+ return -FDT_ERR_NOTFOUND;
}
int fdt_get_string(const void *fdt, int node, const char *property,