2 * Copyright (c) 1999 - 2003 Kungliga Tekniska Högskolan
3 * (Royal Institute of Technology, Stockholm, Sweden).
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7 * modification, are permitted provided that the following conditions
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11 * notice, this list of conditions and the following disclaimer.
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14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
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18 * may be used to endorse or promote products derived from this software
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34 #include "gsskrb5_locl.h"
36 OM_uint32 GSSAPI_CALLCONV
37 _gsskrb5_import_sec_context (
38 OM_uint32 * minor_status,
39 const gss_buffer_t interprocess_token,
40 gss_ctx_id_t * context_handle
43 OM_uint32 ret = GSS_S_FAILURE;
48 krb5_address local, remote;
49 krb5_address *localp, *remotep;
51 gss_buffer_desc buffer;
52 krb5_keyblock keyblock;
57 GSSAPI_KRB5_INIT (&context);
59 *context_handle = GSS_C_NO_CONTEXT;
61 localp = remotep = NULL;
63 sp = krb5_storage_from_mem (interprocess_token->value,
64 interprocess_token->length);
66 *minor_status = ENOMEM;
70 ctx = calloc(1, sizeof(*ctx));
72 *minor_status = ENOMEM;
73 krb5_storage_free (sp);
76 HEIMDAL_MUTEX_init(&ctx->ctx_id_mutex);
78 kret = krb5_auth_con_init (context,
90 if (krb5_ret_int32 (sp, &flags) != 0)
93 /* retrieve the auth context */
95 ac = ctx->auth_context;
96 if (krb5_ret_int32 (sp, &tmp) != 0)
99 if (flags & SC_LOCAL_ADDRESS) {
100 if (krb5_ret_address (sp, localp = &local) != 0)
104 if (flags & SC_REMOTE_ADDRESS) {
105 if (krb5_ret_address (sp, remotep = &remote) != 0)
109 krb5_auth_con_setaddrs (context, ac, localp, remotep);
111 krb5_free_address (context, localp);
113 krb5_free_address (context, remotep);
114 localp = remotep = NULL;
116 if (krb5_ret_int16 (sp, &ac->local_port) != 0)
119 if (krb5_ret_int16 (sp, &ac->remote_port) != 0)
121 if (flags & SC_KEYBLOCK) {
122 if (krb5_ret_keyblock (sp, &keyblock) != 0)
124 krb5_auth_con_setkey (context, ac, &keyblock);
125 krb5_free_keyblock_contents (context, &keyblock);
127 if (flags & SC_LOCAL_SUBKEY) {
128 if (krb5_ret_keyblock (sp, &keyblock) != 0)
130 krb5_auth_con_setlocalsubkey (context, ac, &keyblock);
131 krb5_free_keyblock_contents (context, &keyblock);
133 if (flags & SC_REMOTE_SUBKEY) {
134 if (krb5_ret_keyblock (sp, &keyblock) != 0)
136 krb5_auth_con_setremotesubkey (context, ac, &keyblock);
137 krb5_free_keyblock_contents (context, &keyblock);
139 if (krb5_ret_uint32 (sp, &ac->local_seqnumber))
141 if (krb5_ret_uint32 (sp, &ac->remote_seqnumber))
144 if (krb5_ret_int32 (sp, &tmp) != 0)
147 if (krb5_ret_int32 (sp, &tmp) != 0)
153 if (krb5_ret_data (sp, &data))
155 buffer.value = data.data;
156 buffer.length = data.length;
158 ret = _gsskrb5_import_name (minor_status, &buffer, GSS_C_NT_EXPORT_NAME,
161 ret = _gsskrb5_import_name (minor_status, &buffer, GSS_C_NO_OID,
164 krb5_data_free (&data);
168 ctx->source = (krb5_principal)name;
169 krb5_data_free (&data);
171 if (krb5_ret_data (sp, &data) != 0)
173 buffer.value = data.data;
174 buffer.length = data.length;
176 ret = _gsskrb5_import_name (minor_status, &buffer, GSS_C_NT_EXPORT_NAME,
179 ret = _gsskrb5_import_name (minor_status, &buffer, GSS_C_NO_OID,
182 krb5_data_free (&data);
186 ctx->target = (krb5_principal)name;
187 krb5_data_free (&data);
189 if (krb5_ret_int32 (sp, &tmp))
192 if (krb5_ret_int32 (sp, &tmp))
194 ctx->more_flags = tmp;
195 if (krb5_ret_int32 (sp, &tmp))
199 ret = _gssapi_msg_order_import(minor_status, sp, &ctx->order);
203 krb5_storage_free (sp);
205 _gsskrb5i_is_cfx(context, ctx, (ctx->more_flags & LOCAL) == 0);
207 *context_handle = (gss_ctx_id_t)ctx;
209 return GSS_S_COMPLETE;
212 krb5_auth_con_free (context,
214 if (ctx->source != NULL)
215 krb5_free_principal(context, ctx->source);
216 if (ctx->target != NULL)
217 krb5_free_principal(context, ctx->target);
219 krb5_free_address (context, localp);
221 krb5_free_address (context, remotep);
223 _gssapi_msg_order_destroy(&ctx->order);
224 HEIMDAL_MUTEX_destroy(&ctx->ctx_id_mutex);
225 krb5_storage_free (sp);
227 *context_handle = GSS_C_NO_CONTEXT;