> Am 21.11.2014 um 23:23 schrieb Wietse Venema <wie...@porcupine.org>:
>
> Wietse Venema:
>> A. Schulze:
>>> <wish>
>>> smtpd_recipient_restrictions =
>>> check_foo_to_allow_something,
>>> reject "you did this or that wrong, call +49 ... for assistance"
>>> </wish>
>>>
>>> Is that possible?
>>
>> smtpd_recipient_restrictions does not support free text and the
>> main.cf parser does not support quotes.
>>
>> Fortunately, neither is needed.
>>
>> An improved "static" table would do the job:
>>
>> check_recipient_access static:{reject you did this or that ...}
>>
>> I'll post a patch in a little while. This takes four lines of code.
>
> Four lines would be cheating. It takes more lines when done right.
> Below is a patch for Postfix 2.12 versions after 20141005.
I’ll give it a try.
Thanks
>
> Wietse
>
> *** /var/tmp/postfix-2.12-20141119/src/util/dict_static.c 2012-01-07
> 10:37:11.000000000 -0500
> --- src/util/dict_static.c 2014-11-21 17:17:40.000000000 -0500
> ***************
> *** 37,42 ****
> --- 37,43 ----
>
> #include "mymalloc.h"
> #include "msg.h"
> + #include "stringops.h"
> #include "dict.h"
> #include "dict_static.h"
>
> ***************
> *** 56,69 ****
>
> /* dict_static_open - make association with static variable */
>
> ! DICT *dict_static_open(const char *name, int unused_flags, int dict_flags)
> {
> DICT *dict;
>
> dict = dict_alloc(DICT_TYPE_STATIC, name, sizeof(*dict));
> dict->lookup = dict_static_lookup;
> dict->close = dict_static_close;
> dict->flags = dict_flags | DICT_FLAG_FIXED;
> dict->owner.status = DICT_OWNER_TRUSTED;
> ! return (DICT_DEBUG (dict));
> }
> --- 57,98 ----
>
> /* dict_static_open - make association with static variable */
>
> ! DICT *dict_static_open(const char *name, int open_flags, int dict_flags)
> {
> DICT *dict;
> + const char *err;
> + char *cp, *saved_name = 0;
>
> + /*
> + * Let the optimizer worry about eliminating redundant code.
> + */
> + #define DICT_STATIC_OPEN_RETURN(d) do { \
> + DICT *__d = (d); \
> + if (saved_name != 0) \
> + myfree(saved_name); \
> + return (__d); \
> + } while (0)
> +
> + /*
> + * Optionally strip surrounding braces and whitespace.
> + */
> + if (name[0] == CHARS_BRACE[0]) {
> + saved_name = cp = mystrdup(name);
> + if ((err = extpar(&cp, CHARS_BRACE, EXTPAR_FLAG_STRIP)) != 0)
> + DICT_STATIC_OPEN_RETURN(dict_surrogate(DICT_TYPE_STATIC, name,
> + open_flags, dict_flags,
> + "bad %s:name syntax: %s",
> + DICT_TYPE_STATIC, err));
> + name = cp;
> + }
> +
> + /*
> + * Bundle up the request.
> + */
> dict = dict_alloc(DICT_TYPE_STATIC, name, sizeof(*dict));
> dict->lookup = dict_static_lookup;
> dict->close = dict_static_close;
> dict->flags = dict_flags | DICT_FLAG_FIXED;
> dict->owner.status = DICT_OWNER_TRUSTED;
> ! DICT_STATIC_OPEN_RETURN(DICT_DEBUG (dict));
> }
--
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