| 1 |
--- shadow-4.1.4.2/libmisc/chkname.c.dot 2009-04-28 21:14:04.000000000 +0200 |
| 2 |
+++ shadow-4.1.4.2/libmisc/chkname.c 2009-11-23 16:26:32.000000000 +0100 |
| 3 |
@@ -49,18 +49,24 @@ |
| 4 |
static bool is_valid_name (const char *name) |
| 5 |
{ |
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/* |
| 7 |
- * User/group names must match [a-z_][a-z0-9_-]*[$] |
| 8 |
+ * User/group names must match gnu e-regex: |
| 9 |
+ * [a-zA-Z0-9_.][a-zA-Z0-9_.-]{0,30}[a-zA-Z0-9_.$-]? |
| 10 |
*/ |
| 11 |
if (('\0' == *name) || |
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- !((('a' <= *name) && ('z' >= *name)) || ('_' == *name))) { |
| 13 |
+ !((('a' <= *name) && ('z' >= *name)) || |
| 14 |
+ (('A' <= *name) && ('Z' >= *name)) || |
| 15 |
+ (('0' <= *name) && ('9' >= *name)) || |
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+ ('_' == *name) || ('.' == *name))) { |
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return false; |
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} |
| 19 |
|
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while ('\0' != *++name) { |
| 21 |
if (!(( ('a' <= *name) && ('z' >= *name) ) || |
| 22 |
+ ( ('A' <= *name) && ('Z' >= *name) ) || |
| 23 |
( ('0' <= *name) && ('9' >= *name) ) || |
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('_' == *name) || |
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('-' == *name) || |
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+ ('.' == *name) || |
| 27 |
( ('$' == *name) && ('\0' == *(name + 1)) ) |
| 28 |
)) { |
| 29 |
return false; |
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