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gpg: New list options "show-trustsig"

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* g10/options.h (LIST_SHOW_TRUSTSIG): New.
* g10/gpg.c (parse_list_options): Add "show-trustsig".
* g10/keylist.c (parse_trust_name): New.
(list_signature_print): Print trust signature info.
This commit is contained in:
Werner Koch 2025-04-29 11:33:41 +02:00
parent cfe7ad203a
commit 41d6ae8f41
No known key found for this signature in database
GPG key ID: E3FDFF218E45B72B
5 changed files with 71 additions and 0 deletions
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56
g10/keylist.c
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@ -1291,6 +1291,37 @@ cmp_signodes (const void *av, const void *bv)
}
/* Given a domain name at NAME with length NAME, check whether this is
* a valid domain name and in that case return a malloced string ith
* the name. Escaped dots are ignored and removed from the result.
* Example: "example\.org" -> "example.org" Note that the input may
* not be Nul terminated. */
static char *
parse_trust_name (const char *name, size_t namelen)
{
char *buffer, *p;
p = buffer = xtrymalloc (namelen+1);
if (!buffer)
return NULL; /* Oops - caller needs to use some fallback */
for (; namelen; name++, namelen--)
{
if (*name == '\\' && namelen > 1 && name[1] == '.')
; /* Skip the escape character. */
else
*p++ = *name;
}
*p = 0;
if (!is_valid_domain_name (buffer))
{
xfree (buffer);
buffer = NULL;
}
return buffer;
}
/* Helper for list_keyblock_print. The caller must have set
* NODFLG_MARK_B to indicate self-signatures. */
static void
@ -1403,6 +1434,31 @@ list_signature_print (ctrl_t ctrl, kbnode_t keyblock, kbnode_t node,
print_utf8_buffer (es_stdout, p, n);
xfree (p);
}
if ((opt.list_options & LIST_SHOW_TRUSTSIG)
&& (sig->trust_depth || sig->trust_value || sig->trust_regexp))
{
es_fprintf (es_stdout, " [T=%d,%d", sig->trust_depth, sig->trust_value);
if (sig->trust_regexp)
{
size_t n = strlen (sig->trust_regexp);
char *tname = NULL;
if (!strncmp (sig->trust_regexp, "<[^>]+[@.]", 10)
&& n > 12 && !strcmp (sig->trust_regexp+n-2, ">$")
&& (tname=parse_trust_name (sig->trust_regexp+10, n-12)))
{
es_fprintf (es_stdout, ",\"%s", tname);
xfree (tname);
}
else
{
es_fputs (",R\"", es_stdout);
es_write_sanitized (es_stdout, sig->trust_regexp, n, "\"", NULL);
}
es_putc ('\"', es_stdout);
}
es_putc (']', es_stdout);
}
es_putc ('\n', es_stdout);
if (sig->flags.policy_url