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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 16:14:06 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 16:14:06 +0000 |
commit | eee068778cb28ecf3c14e1bf843a95547d72c42d (patch) | |
tree | 0e07b30ddc5ea579d682d5dbe57998200d1c9ab7 /dirmngr/ks-engine-finger.c | |
parent | Initial commit. (diff) | |
download | gnupg2-eee068778cb28ecf3c14e1bf843a95547d72c42d.tar.xz gnupg2-eee068778cb28ecf3c14e1bf843a95547d72c42d.zip |
Adding upstream version 2.2.40.upstream/2.2.40upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | dirmngr/ks-engine-finger.c | 127 |
1 files changed, 127 insertions, 0 deletions
diff --git a/dirmngr/ks-engine-finger.c b/dirmngr/ks-engine-finger.c new file mode 100644 index 0000000..e53a0ee --- /dev/null +++ b/dirmngr/ks-engine-finger.c @@ -0,0 +1,127 @@ +/* ks-engine-finger.c - Finger OpenPGP key access + * Copyright (C) 2011 Free Software Foundation, Inc. + * + * This file is part of GnuPG. + * + * GnuPG is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 3 of the License, or + * (at your option) any later version. + * + * GnuPG is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <https://www.gnu.org/licenses/>. + */ + +#include <config.h> + +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <assert.h> + +#include "dirmngr.h" +#include "misc.h" +#include "../common/userids.h" +#include "ks-engine.h" + +/* Print a help output for the schemata supported by this module. */ +gpg_error_t +ks_finger_help (ctrl_t ctrl, parsed_uri_t uri) +{ + char const data[] = + "Handler for FINGER:\n" + " finger:<user>@<host>\n" + "Supported methods: fetch\n" + "Example:\n" + " finger:joe@example.org\n"; + gpg_error_t err; + + if (!uri) + err = ks_print_help (ctrl, " finger"); + else if (!strcmp (uri->scheme, "finger")) + err = ks_print_help (ctrl, data); + else + err = 0; + + return err; +} + + +/* Get the key from URI which is expected to specify a finger scheme. + On success R_FP has an open stream to read the data. */ +gpg_error_t +ks_finger_fetch (ctrl_t ctrl, parsed_uri_t uri, estream_t *r_fp) +{ + gpg_error_t err; + estream_t fp; + char *server; + char *name; + http_t http; + + (void)ctrl; + *r_fp = NULL; + + if (strcmp (uri->scheme, "finger") || !uri->opaque || !uri->path) + return gpg_error (GPG_ERR_INV_ARG); + + name = xtrystrdup (uri->path); + if (!name) + return gpg_error_from_syserror (); + + server = strchr (name, '@'); + if (!server) + { + err = gpg_error (GPG_ERR_INV_URI); + xfree (name); + return err; + } + *server++ = 0; + + err = http_raw_connect (&http, server, 79, + ((dirmngr_use_tor ()? HTTP_FLAG_FORCE_TOR : 0) + | (opt.disable_ipv4? HTTP_FLAG_IGNORE_IPv4 : 0) + | (opt.disable_ipv6? HTTP_FLAG_IGNORE_IPv6 : 0)), + NULL, ctrl->timeout); + if (err) + { + xfree (name); + return err; + } + + fp = http_get_write_ptr (http); + if (!fp) + { + err = gpg_error (GPG_ERR_INTERNAL); + http_close (http, 0); + xfree (name); + return err; + } + + if (es_fputs (name, fp) || es_fputs ("\r\n", fp) || es_fflush (fp)) + { + err = gpg_error_from_syserror (); + http_close (http, 0); + xfree (name); + return err; + } + xfree (name); + es_fclose (fp); + + fp = http_get_read_ptr (http); + if (!fp) + { + err = gpg_error (GPG_ERR_INTERNAL); + http_close (http, 0); + return err; + } + + http_close (http, 1 /* Keep read ptr. */); + + *r_fp = fp; + return 0; +} |