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Handle modern keyserver output which may emit the fingerprint.

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* src/engine-gpg.c (read_colon_line): Split preprocessed lines.
(gpg_keylist_preprocess): Limit keyid field and print fingerprint.
This commit is contained in:
Werner Koch 2014-08-12 10:36:30 +02:00 committed by Andre Heinecke
parent 998e454a32
commit 7a0e7f93f7
1 changed files with 44 additions and 9 deletions
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41
src/engine-gpg.c
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@ -1237,10 +1237,26 @@ read_colon_line (engine_gpg_t gpg)
}
assert (gpg->colon.fnc);
gpg->colon.fnc (gpg->colon.fnc_value, line ? line : buffer);
if (line)
{
char *linep = line;
char *endp;
do
{
endp = strchr (linep, '\n');
if (endp)
*endp++ = 0;
gpg->colon.fnc (gpg->colon.fnc_value, linep);
linep = endp;
}
while (linep && *linep);
free (line);
}
else
gpg->colon.fnc (gpg->colon.fnc_value, buffer);
}
/* To reuse the buffer for the next line we have to
shift the remaining data to the buffer start and
@ -2059,6 +2075,7 @@ gpg_keylist_preprocess (char *line, char **r_line)
#define NR_FIELDS 16
char *field[NR_FIELDS];
int fields = 0;
size_t n;
*r_line = NULL;
@ -2094,16 +2111,34 @@ gpg_keylist_preprocess (char *line, char **r_line)
pub:<keyid>:<algo>:<keylen>:<creationdate>:<expirationdate>:<flags>
as defined in 5.2. Machine Readable Indexes of the OpenPGP
HTTP Keyserver Protocol (draft).
HTTP Keyserver Protocol (draft). Modern versions of the SKS
keyserver return the fingerprint instead of the keyid. We
detect this here and use the v4 fingerprint format to convert
it to a key id.
We want:
pub:o<flags>:<keylen>:<algo>:<keyid>:<creatdate>:<expdate>::::::::
*/
if (asprintf (r_line, "pub:o%s:%s:%s:%s:%s:%s::::::::",
n = strlen (field[1]);
if (n > 16)
{
if (asprintf (r_line,
"pub:o%s:%s:%s:%s:%s:%s::::::::\n"
"fpr:::::::::%s:",
field[6], field[3], field[2], field[1] + n - 16,
field[4], field[5], field[1]) < 0)
return gpg_error_from_syserror ();
}
else
{
if (asprintf (r_line,
"pub:o%s:%s:%s:%s:%s:%s::::::::",
field[6], field[3], field[2], field[1],
field[4], field[5]) < 0)
return gpg_error_from_syserror ();
}
return 0;
case RT_UID: