diff options
Diffstat (limited to 'third_party/heimdal/lib/gssapi/mech/gss_display_status.c')
| -rw-r--r-- | third_party/heimdal/lib/gssapi/mech/gss_display_status.c | 227 |
1 files changed, 227 insertions, 0 deletions
diff --git a/third_party/heimdal/lib/gssapi/mech/gss_display_status.c b/third_party/heimdal/lib/gssapi/mech/gss_display_status.c new file mode 100644 index 00000000000..dca5d1b42a0 --- /dev/null +++ b/third_party/heimdal/lib/gssapi/mech/gss_display_status.c @@ -0,0 +1,227 @@ +/*- + * Copyright (c) 2005 Doug Rabson + * 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_display_status.c,v 1.1 2005/12/29 14:40:20 dfr Exp $ + */ +/* + * Copyright (c) 1998 - 2005 Kungliga Tekniska Högskolan + * (Royal Institute of Technology, Stockholm, Sweden). + * 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. + * + * 3. Neither the name of the Institute nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE 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 INSTITUTE 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. + */ + +#include "mech_locl.h" + +static const char * +calling_error(OM_uint32 v) +{ + static const char *msgs[] = { + NULL, /* 0 */ + "A required input parameter could not be read.", /* */ + "A required output parameter could not be written.", /* */ + "A parameter was malformed" + }; + + v >>= GSS_C_CALLING_ERROR_OFFSET; + + if (v == 0) + return ""; + else if (v >= sizeof(msgs)/sizeof(*msgs)) + return "unknown calling error"; + else + return msgs[v]; +} + +static const char * +routine_error(OM_uint32 v) +{ + static const char *msgs[] = { + "Function completed successfully", /* 0 */ + "An unsupported mechanism was requested", + "An invalid name was supplied", + "A supplied name was of an unsupported type", + "Incorrect channel bindings were supplied", + "An invalid status code was supplied", + "A token had an invalid MIC", + "No credentials were supplied, or the credentials were unavailable or inaccessible.", + "No context has been established", + "A token was invalid", + "A credential was invalid", + "The referenced credentials have expired", + "The context has expired", + "Miscellaneous failure (see text)", + "The quality-of-protection requested could not be provide", + "The operation is forbidden by local security policy", + "The operation or option is not available", + "The requested credential element already exists", + "The provided name was not a mechanism name.", + }; + + v >>= GSS_C_ROUTINE_ERROR_OFFSET; + + if (v >= sizeof(msgs)/sizeof(*msgs)) + return "unknown routine error"; + else + return msgs[v]; +} + +static const char * +supplementary_error(OM_uint32 v) +{ + static const char *msgs[] = { + "normal completion", + "continuation call to routine required", + "duplicate per-message token detected", + "timed-out per-message token detected", + "reordered (early) per-message token detected", + "skipped predecessor token(s) detected" + }; + + v >>= GSS_C_SUPPLEMENTARY_OFFSET; + + if (v >= sizeof(msgs)/sizeof(*msgs)) + return "unknown routine error"; + else + return msgs[v]; +} + +/** + * Convert a GSS-API status code to text + * + * @param minor_status minor status code + * @param status_value status value to convert + * @param status_type One of: + * GSS_C_GSS_CODE - status_value is a GSS status code, + * GSS_C_MECH_CODE - status_value is a mechanism status code + * @param mech_type underlying mechanism. Use GSS_C_NO_OID to obtain the + * system default. + * @param message_context state information to extract further messages from the + * status_value + * @param status_string the allocated text representation. Release with + * gss_release_buffer() + * + * @returns a gss_error code. + * + * @ingroup gssapi + */ +GSSAPI_LIB_FUNCTION OM_uint32 GSSAPI_LIB_CALL +gss_display_status(OM_uint32 *minor_status, + OM_uint32 status_value, + int status_type, + const gss_OID mech_type, + OM_uint32 *message_context, + gss_buffer_t status_string) +{ + OM_uint32 major_status; + + _mg_buffer_zero(status_string); + *message_context = 0; + + *minor_status = 0; + switch (status_type) { + case GSS_C_GSS_CODE: { + char *buf = NULL; + int e; + + if (GSS_SUPPLEMENTARY_INFO(status_value)) + e = asprintf(&buf, "%s", supplementary_error( + GSS_SUPPLEMENTARY_INFO(status_value))); + else + e = asprintf (&buf, "%s %s", + calling_error(GSS_CALLING_ERROR(status_value)), + routine_error(GSS_ROUTINE_ERROR(status_value))); + + if (e < 0 || buf == NULL) + break; + + status_string->length = strlen(buf); + status_string->value = buf; + + return GSS_S_COMPLETE; + } + case GSS_C_MECH_CODE: { + OM_uint32 maj_junk, min_junk; + gss_buffer_desc oid; + char *buf = NULL; + int e; + + major_status = _gss_mg_get_error(mech_type, status_value, + status_string); + if (major_status == GSS_S_COMPLETE) { + *message_context = 0; + *minor_status = 0; + return GSS_S_COMPLETE; + } + + maj_junk = gss_oid_to_str(&min_junk, mech_type, &oid); + if (maj_junk != GSS_S_COMPLETE) { + oid.value = rk_UNCONST("unknown"); + oid.length = 7; + } + + e = asprintf (&buf, "unknown mech-code %lu for mech %.*s", + (unsigned long)status_value, + (int)oid.length, (char *)oid.value); + if (maj_junk == GSS_S_COMPLETE) + gss_release_buffer(&min_junk, &oid); + + if (e < 0 || buf == NULL) + break; + + status_string->length = strlen(buf); + status_string->value = buf; + + return GSS_S_COMPLETE; + } + } + _mg_buffer_zero(status_string); + return (GSS_S_BAD_STATUS); +} |