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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 17:20:00 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 17:20:00 +0000 |
commit | 8daa83a594a2e98f39d764422bfbdbc62c9efd44 (patch) | |
tree | 4099e8021376c7d8c05bdf8503093d80e9c7bad0 /third_party/heimdal/lib/gssapi/mech/gss_export_name.c | |
parent | Initial commit. (diff) | |
download | samba-8daa83a594a2e98f39d764422bfbdbc62c9efd44.tar.xz samba-8daa83a594a2e98f39d764422bfbdbc62c9efd44.zip |
Adding upstream version 2:4.20.0+dfsg.upstream/2%4.20.0+dfsg
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'third_party/heimdal/lib/gssapi/mech/gss_export_name.c')
-rw-r--r-- | third_party/heimdal/lib/gssapi/mech/gss_export_name.c | 113 |
1 files changed, 113 insertions, 0 deletions
diff --git a/third_party/heimdal/lib/gssapi/mech/gss_export_name.c b/third_party/heimdal/lib/gssapi/mech/gss_export_name.c new file mode 100644 index 0000000..92b7a8f --- /dev/null +++ b/third_party/heimdal/lib/gssapi/mech/gss_export_name.c @@ -0,0 +1,113 @@ +/*- + * Copyright (c) 2005 Doug Rabson + * All rights reserved. + * + * Portions Copyright (c) 2010 Apple Inc. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * $FreeBSD: src/lib/libgssapi/gss_export_name.c,v 1.1 2005/12/29 14:40:20 dfr Exp $ + */ + +#include "mech_locl.h" + +/** + * Convert a GGS-API name from internal form to contiguous string. + * + * @sa gss_import_name(), @ref internalVSmechname. + * + * @param minor_status minor status code + * @param input_name input name in internal name form + * @param exported_name output name in contiguos string form + * + * @returns a gss_error code, see gss_display_status() about printing + * the error code. + * + * @ingroup gssapi + */ +GSSAPI_LIB_FUNCTION OM_uint32 GSSAPI_LIB_CALL +gss_export_name(OM_uint32 *minor_status, + gss_const_name_t input_name, + gss_buffer_t exported_name) +{ + struct _gss_name *name = (struct _gss_name *) input_name; + struct _gss_mechanism_name *mn; + + _mg_buffer_zero(exported_name); + + /* + * If this name already has any attached MNs, export the first + * one, otherwise export based on the first mechanism in our + * list. + */ + mn = HEIM_TAILQ_FIRST(&name->gn_mn); + if (!mn) { + *minor_status = 0; + return (GSS_S_NAME_NOT_MN); + } + + return mn->gmn_mech->gm_export_name(minor_status, + mn->gmn_name, exported_name); +} + +OM_uint32 +gss_mg_export_name(OM_uint32 *minor_status, + const gss_const_OID mech, + const void *name, + size_t length, + gss_buffer_t exported_name) +{ + uint8_t *buf; + + exported_name->length = 10 + length + mech->length; + exported_name->value = malloc(exported_name->length); + if (exported_name->value == NULL) { + *minor_status = ENOMEM; + return GSS_S_FAILURE; + } + + /* TOK, MECH_OID_LEN, DER(MECH_OID), NAME_LEN, NAME */ + + buf = exported_name->value; + memcpy(buf, "\x04\x01", 2); + buf += 2; + buf[0] = ((mech->length + 2) >> 8) & 0xff; + buf[1] = (mech->length + 2) & 0xff; + buf+= 2; + buf[0] = 0x06; + buf[1] = (mech->length) & 0xFF; + buf+= 2; + + memcpy(buf, mech->elements, mech->length); + buf += mech->length; + + buf[0] = (length >> 24) & 0xff; + buf[1] = (length >> 16) & 0xff; + buf[2] = (length >> 8) & 0xff; + buf[3] = (length) & 0xff; + buf += 4; + + memcpy (buf, name, length); + + *minor_status = 0; + return GSS_S_COMPLETE; +} |