From db966efe8a4cc065f4e998bbed8a9d2c0ec2c976 Mon Sep 17 00:00:00 2001 From: David Disseldorp Date: Mon, 28 Mar 2011 15:59:32 -0700 Subject: =?UTF-8?q?alpha=5Fstrcpy()=20is=20a=20utility=20function=20which=20reportedly: =20Strips=20out=20all=20but=20'a-Z0-9'=20and=20the=20character=20in=20other=5Fsafe=5Fchars=20and =20replaces=20with=20'=5F'. =20This=20statement=20does=20not=20currently=20hold=20true=20in=20all=20cases=20(e.g.=20src=20=3D =20"=D0=A2=D0=90=D0=9D=D0=A6=D0=95=D0=92=D0=90=D0=A2=D0=AC").?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- source3/lib/util_str.c | 12 +++++++++--- 1 file changed, 9 insertions(+), 3 deletions(-) (limited to 'source3') diff --git a/source3/lib/util_str.c b/source3/lib/util_str.c index 1996174261..7b50717463 100644 --- a/source3/lib/util_str.c +++ b/source3/lib/util_str.c @@ -506,7 +506,9 @@ char *safe_strcat_fn(char *dest, Paranoid strcpy into a buffer of given length (includes terminating zero. Strips out all but 'a-Z0-9' and the character in other_safe_chars and replaces with '_'. Deliberately does *NOT* check for multibyte - characters. Don't change it ! + characters. Treats src as an array of bytes, not as a multibyte + string. Any byte >0x7f is automatically converted to '_'. + other_safe_chars must also contain an ascii string (bytes<0x7f). **/ char *alpha_strcpy(char *dest, @@ -534,8 +536,12 @@ char *alpha_strcpy(char *dest, for(i = 0; i < len; i++) { int val = (src[i] & 0xff); - if (isupper_ascii(val) || islower_ascii(val) || - isdigit(val) || strchr_m(other_safe_chars, val)) + if (val > 0x7f) { + dest[i] = '_'; + continue; + } + if (isupper(val) || islower(val) || + isdigit(val) || strchr(other_safe_chars, val)) dest[i] = src[i]; else dest[i] = '_'; -- cgit