[Crosstoolchain-logs] [device-tree-compiler] 75/198: Move property-printing into util

[Hector Oron]

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zumbi pushed a commit to branch upstream/1.4.x
in repository device-tree-compiler.

commit d20391d6ff45c8fa7281e945491817c35f42b51b
Author: Simon Glass <sjg at chromium.org>
Date:   Mon Jan 21 12:59:16 2013 -0800

    Move property-printing into util
    
    The function that prints a property can be useful to other programs,
    so move it into util.
    
    Signed-off-by: Simon Glass <sjg at chromium.org>
    Acked-by: David Gibson <david at gibson.dropbear.id.au>
---
 fdtdump.c | 37 +------------------------------------
 util.c    | 37 +++++++++++++++++++++++++++++++++++++
 util.h    | 14 ++++++++++++++
 3 files changed, 52 insertions(+), 36 deletions(-)

diff --git a/fdtdump.c b/fdtdump.c
index b2c5b37..03ea429 100644
--- a/fdtdump.c
+++ b/fdtdump.c
@@ -17,41 +17,6 @@
 #define PALIGN(p, a)	((void *)(ALIGN((unsigned long)(p), (a))))
 #define GET_CELL(p)	(p += 4, *((const uint32_t *)(p-4)))
 
-static void print_data(const char *data, int len)
-{
-	int i;
-	const char *p = data;
-	const char *s;
-
-	/* no data, don't print */
-	if (len == 0)
-		return;
-
-	if (util_is_printable_string(data, len)) {
-		printf(" = ");
-
-		s = data;
-		do {
-			printf("\"%s\"", s);
-			s += strlen(s) + 1;
-			if (s < data + len)
-				printf(", ");
-		} while (s < data + len);
-
-	} else if ((len % 4) == 0) {
-		printf(" = <");
-		for (i = 0; i < len; i += 4)
-			printf("0x%08x%s", fdt32_to_cpu(GET_CELL(p)),
-			       i < (len - 4) ? " " : "");
-		printf(">");
-	} else {
-		printf(" = [");
-		for (i = 0; i < len; i++)
-			printf("%02x%s", *p++, i < len - 1 ? " " : "");
-		printf("]");
-	}
-}
-
 static void dump_blob(void *blob)
 {
 	struct fdt_header *bph = blob;
@@ -147,7 +112,7 @@ static void dump_blob(void *blob)
 		p = PALIGN(p + sz, 4);
 
 		printf("%*s%s", depth * shift, "", s);
-		print_data(t, sz);
+		utilfdt_print_data(t, sz);
 		printf(";\n");
 	}
 }
diff --git a/util.c b/util.c
index 45f186b..b081fa8 100644
--- a/util.c
+++ b/util.c
@@ -335,3 +335,40 @@ int utilfdt_decode_type(const char *fmt, int *type, int *size)
 		return -1;
 	return 0;
 }
+
+void utilfdt_print_data(const char *data, int len)
+{
+	int i;
+	const char *p = data;
+	const char *s;
+
+	/* no data, don't print */
+	if (len == 0)
+		return;
+
+	if (util_is_printable_string(data, len)) {
+		printf(" = ");
+
+		s = data;
+		do {
+			printf("\"%s\"", s);
+			s += strlen(s) + 1;
+			if (s < data + len)
+				printf(", ");
+		} while (s < data + len);
+
+	} else if ((len % 4) == 0) {
+		const uint32_t *cell = (const uint32_t *)data;
+
+		printf(" = <");
+		for (i = 0; i < len; i += 4)
+			printf("0x%08x%s", fdt32_to_cpu(cell[i]),
+			       i < (len - 4) ? " " : "");
+		printf(">");
+	} else {
+		printf(" = [");
+		for (i = 0; i < len; i++)
+			printf("%02x%s", *p++, i < len - 1 ? " " : "");
+		printf("]");
+	}
+}
diff --git a/util.h b/util.h
index e9043be..543a173 100644
--- a/util.h
+++ b/util.h
@@ -152,4 +152,18 @@ int utilfdt_decode_type(const char *fmt, int *type, int *size);
 	"\tOptional modifier prefix:\n" \
 	"\t\thh or b=byte, h=2 byte, l=4 byte (default)\n";
 
+/**
+ * Print property data in a readable format to stdout
+ *
+ * Properties that look like strings will be printed as strings. Otherwise
+ * the data will be displayed either as cells (if len is a multiple of 4
+ * bytes) or bytes.
+ *
+ * If len is 0 then this function does nothing.
+ *
+ * @param data	Pointers to property data
+ * @param len	Length of property data
+ */
+void utilfdt_print_data(const char *data, int len);
+
 #endif /* _UTIL_H */

-- 
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