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agent: Allow other ssh fingerprint algos in KEYINFO.

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* agent/command.c (cmd_keyinfo): Allow for --ssh-fpr=ALGO.  Default to
the standard algo.

Signed-off-by: Werner Koch <wk@gnupg.org>
This commit is contained in:
Werner Koch 2019-03-26 09:02:19 +01:00
parent 2f3eebf186
commit 1c2fa8b6d7
No known key found for this signature in database
GPG Key ID: E3FDFF218E45B72B
1 changed files with 20 additions and 4 deletions
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24
agent/command.c
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@ -1048,7 +1048,7 @@ cmd_readkey (assuan_context_t ctx, char *line)
static const char hlp_keyinfo[] =
"KEYINFO [--[ssh-]list] [--data] [--ssh-fpr] [--with-ssh] <keygrip>\n"
"KEYINFO [--[ssh-]list] [--data] [--ssh-fpr[=algo]] [--with-ssh] <keygrip>\n"
"\n"
"Return information about the key specified by the KEYGRIP. If the\n"
"key is not available GPG_ERR_NOT_FOUND is returned. If the option\n"
@ -1084,7 +1084,9 @@ static const char hlp_keyinfo[] =
" '-' - Unknown protection.\n"
"\n"
"FPR returns the formatted ssh-style fingerprint of the key. It is only\n"
" printed if the option --ssh-fpr has been used. It defaults to '-'.\n"
" printed if the option --ssh-fpr has been used. If ALGO is not given\n"
" to that option the default ssh fingerprint algo is used. Without the\n"
" option a '-' is printed.\n"
"\n"
"TTL is the TTL in seconds for that key or '-' if n/a.\n"
"\n"
@ -1171,7 +1173,7 @@ do_one_keyinfo (ctrl_t ctrl, const unsigned char *grip, assuan_context_t ctx,
if (!agent_raw_key_from_file (ctrl, grip, &key))
{
ssh_get_fingerprint_string (key, GCRY_MD_MD5, &fpr);
ssh_get_fingerprint_string (key, with_ssh_fpr, &fpr);
gcry_sexp_release (key);
}
}
@ -1252,7 +1254,21 @@ cmd_keyinfo (assuan_context_t ctx, char *line)
else
list_mode = has_option (line, "--list");
opt_data = has_option (line, "--data");
opt_ssh_fpr = has_option (line, "--ssh-fpr");
if (has_option_name (line, "--ssh-fpr"))
{
if (has_option (line, "--ssh-fpr=md5"))
opt_ssh_fpr = GCRY_MD_MD5;
else if (has_option (line, "--ssh-fpr=sha1"))
opt_ssh_fpr = GCRY_MD_SHA1;
else if (has_option (line, "--ssh-fpr=sha256"))
opt_ssh_fpr = GCRY_MD_SHA256;
else
opt_ssh_fpr = opt.ssh_fingerprint_digest;
}
else
opt_ssh_fpr = 0;
opt_with_ssh = has_option (line, "--with-ssh");
line = skip_options (line);