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core-util: Don't accept random words in pa_parse_boolean()

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The old code accepted any word that started with "y", "Y",
"n", "N", "t", "T", "f" or "F". Fix this by having
a whitelist of full strings instead of checking just the
first letter.
This commit is contained in:
Tanu Kaskinen 2012-06-13 11:15:03 +03:00 • committed by Arun Raghavan
parent 0af05213be
commit 1fd79c4439
1 changed files with 4 additions and 2 deletions
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6
src/pulsecore/core-util.c
View file

@ -937,9 +937,11 @@ int pa_parse_boolean(const char *v) {
pa_assert(v);
/* First we check language independent */
if (pa_streq(v, "1") || v[0] == 'y' || v[0] == 'Y' || v[0] == 't' || v[0] == 'T' || !strcasecmp(v, "on"))
if (pa_streq(v, "1") || !strcasecmp(v, "y") || !strcasecmp(v, "t")
|| !strcasecmp(v, "yes") || !strcasecmp(v, "true") || !strcasecmp(v, "on"))
return 1;
else if (pa_streq(v, "0") || v[0] == 'n' || v[0] == 'N' || v[0] == 'f' || v[0] == 'F' || !strcasecmp(v, "off"))
else if (pa_streq(v, "0") || !strcasecmp(v, "n") || !strcasecmp(v, "f")
|| !strcasecmp(v, "no") || !strcasecmp(v, "false") || !strcasecmp(v, "off"))
return 0;
#ifdef HAVE_LANGINFO_H