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34 #include "krb5/gsskrb5_locl.h"
36 RCSID("$Id: import_sec_context.c 19031 2006-11-13 18:02:57Z lha $");
39 _gsskrb5_import_sec_context (
40 OM_uint32 * minor_status,
41 const gss_buffer_t interprocess_token,
42 gss_ctx_id_t * context_handle
45 OM_uint32 ret = GSS_S_FAILURE;
50 krb5_address local, remote;
51 krb5_address *localp, *remotep;
53 gss_buffer_desc buffer;
54 krb5_keyblock keyblock;
60 GSSAPI_KRB5_INIT (&context);
62 *context_handle = GSS_C_NO_CONTEXT;
64 localp = remotep = NULL;
66 sp = krb5_storage_from_mem (interprocess_token->value,
67 interprocess_token->length);
69 *minor_status = ENOMEM;
73 ctx = calloc(1, sizeof(*ctx));
75 *minor_status = ENOMEM;
76 krb5_storage_free (sp);
79 HEIMDAL_MUTEX_init(&ctx->ctx_id_mutex);
81 kret = krb5_auth_con_init (context,
93 if (krb5_ret_int32 (sp, &flags) != 0)
96 /* retrieve the auth context */
98 ac = ctx->auth_context;
99 if (krb5_ret_uint32 (sp, &ac->flags) != 0)
101 if (flags & SC_LOCAL_ADDRESS) {
102 if (krb5_ret_address (sp, localp = &local) != 0)
106 if (flags & SC_REMOTE_ADDRESS) {
107 if (krb5_ret_address (sp, remotep = &remote) != 0)
111 krb5_auth_con_setaddrs (context, ac, localp, remotep);
113 krb5_free_address (context, localp);
115 krb5_free_address (context, remotep);
116 localp = remotep = NULL;
118 if (krb5_ret_int16 (sp, &ac->local_port) != 0)
121 if (krb5_ret_int16 (sp, &ac->remote_port) != 0)
123 if (flags & SC_KEYBLOCK) {
124 if (krb5_ret_keyblock (sp, &keyblock) != 0)
126 krb5_auth_con_setkey (context, ac, &keyblock);
127 krb5_free_keyblock_contents (context, &keyblock);
129 if (flags & SC_LOCAL_SUBKEY) {
130 if (krb5_ret_keyblock (sp, &keyblock) != 0)
132 krb5_auth_con_setlocalsubkey (context, ac, &keyblock);
133 krb5_free_keyblock_contents (context, &keyblock);
135 if (flags & SC_REMOTE_SUBKEY) {
136 if (krb5_ret_keyblock (sp, &keyblock) != 0)
138 krb5_auth_con_setremotesubkey (context, ac, &keyblock);
139 krb5_free_keyblock_contents (context, &keyblock);
141 if (krb5_ret_uint32 (sp, &ac->local_seqnumber))
143 if (krb5_ret_uint32 (sp, &ac->remote_seqnumber))
146 if (krb5_ret_int32 (sp, &tmp) != 0)
149 if (krb5_ret_int32 (sp, &tmp) != 0)
155 if (krb5_ret_data (sp, &data))
157 buffer.value = data.data;
158 buffer.length = data.length;
160 ret = _gsskrb5_import_name (minor_status, &buffer, GSS_C_NT_EXPORT_NAME,
163 ret = _gsskrb5_import_name (minor_status, &buffer, GSS_C_NO_OID,
166 krb5_data_free (&data);
170 ctx->source = (krb5_principal)name;
171 krb5_data_free (&data);
173 if (krb5_ret_data (sp, &data) != 0)
175 buffer.value = data.data;
176 buffer.length = data.length;
178 ret = _gsskrb5_import_name (minor_status, &buffer, GSS_C_NT_EXPORT_NAME,
181 ret = _gsskrb5_import_name (minor_status, &buffer, GSS_C_NO_OID,
184 krb5_data_free (&data);
188 ctx->target = (krb5_principal)name;
189 krb5_data_free (&data);
191 if (krb5_ret_int32 (sp, &tmp))
194 if (krb5_ret_int32 (sp, &tmp))
196 ctx->more_flags = tmp;
197 if (krb5_ret_int32 (sp, &tmp))
201 ret = _gssapi_msg_order_import(minor_status, sp, &ctx->order);
205 krb5_storage_free (sp);
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;