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fdt: Identify scripts in ITBs as printable strings

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Scripts in the ITB format will have spaces in them and will end in a
newline charachter.  Make sure that these are considered printable.

Signed-off-by: Joe Hershberger <joe.hershberger@ni.com>
This commit is contained in:
Joe Hershberger 2012-08-17 10:34:38 +00:00 • committed by Gerald Van Baren
parent bc80295b62
commit 8805beec8f
1 changed files with 3 additions and 3 deletions
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6
common/cmd_fdt.c
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@ -754,12 +754,12 @@ static int is_printable_string(const void *data, int len)
if (len == 0) if (len == 0)
return 0; return 0;
/* must terminate with zero */ /* must terminate with zero or '\n' */
if (s[len - 1] != '\0') if (s[len - 1] != '\0' && s[len - 1] != '\n')
return 0; return 0;
/* printable or a null byte (concatenated strings) */ /* printable or a null byte (concatenated strings) */
while (((*s == '\0') || isprint(*s)) && (len > 0)) { while (((*s == '\0') || isprint(*s) || isspace(*s)) && (len > 0)) {
/* /*
* If we see a null, there are three possibilities: * If we see a null, there are three possibilities:
* 1) If len == 1, it is the end of the string, printable * 1) If len == 1, it is the end of the string, printable