Udiff g_accept_sec_context.c
--- /net/etna.eng/build7/semery/mit2/webrev/usr/src/lib/libgss/g_accept_sec_context.c- Wed Sep 8 17:00:13 2004
+++ g_accept_sec_context.c Wed Sep 8 13:42:00 2004
@@ -1,11 +1,11 @@
/*
* Copyright 2004 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
-#pragma ident "@(#)g_accept_sec_context.c 1.20 04/09/08 SMI"
+#pragma ident "@(#)g_accept_sec_context.c 1.19 04/02/23 SMI"
/*
* glue routine for gss_accept_sec_context
*/
@@ -44,30 +44,48 @@
{
OM_uint32 status, temp_status, temp_minor_status;
gss_union_ctx_id_t union_ctx_id;
gss_union_cred_t union_cred;
gss_cred_id_t input_cred_handle = GSS_C_NO_CREDENTIAL;
- gss_name_t internal_name;
- gss_name_t tmp_src_name;
+ gss_cred_id_t tmp_d_cred = GSS_C_NO_CREDENTIAL;
+ gss_name_t internal_name = GSS_C_NO_NAME;
+ gss_name_t tmp_src_name = GSS_C_NO_NAME;
gss_OID_desc token_mech_type_desc;
gss_OID token_mech_type = &token_mech_type_desc;
gss_mechanism mech;
- gss_initialize();
+ /* check parameters first */
+ if (minor_status == NULL)
+ return (GSS_S_CALL_INACCESSIBLE_WRITE);
+ *minor_status = 0;
- if (context_handle == NULL)
- return (GSS_S_NO_CONTEXT);
+ if (context_handle == NULL || output_token == NULL)
+ return (GSS_S_CALL_INACCESSIBLE_WRITE);
+ /* clear optional fields */
+ output_token->value = NULL;
+ output_token->length = 0;
+ if (src_name)
+ *src_name = NULL;
+
+ if (mech_type)
+ *mech_type = NULL;
+
+ if (d_cred)
+ *d_cred = NULL;
/*
* if context_handle is GSS_C_NO_CONTEXT, allocate a union context
* descriptor to hold the mech type information as well as the
* underlying mechanism context handle. Otherwise, cast the
* value of *context_handle to the union context variable.
*/
if (*context_handle == GSS_C_NO_CONTEXT) {
+ if (GSS_EMPTY_BUFFER(input_token_buffer))
+ return (GSS_S_CALL_INACCESSIBLE_READ);
+
/* Get the token mech type */
status = __gss_get_mech_type(token_mech_type,
input_token_buffer);
if (status)
@@ -74,37 +92,26 @@
return (status);
status = GSS_S_FAILURE;
union_ctx_id = (gss_union_ctx_id_t)
malloc(sizeof (gss_union_ctx_id_desc));
- if (!union_ctx_id) {
- *minor_status = ENOMEM;
- goto error_out;
- }
- union_ctx_id->mech_type = (gss_OID) malloc(sizeof(gss_OID_desc));
- if (!union_ctx_id->mech_type) {
- *minor_status = ENOMEM;
- goto error_out;
- }
+ if (!union_ctx_id)
+ return (GSS_S_FAILURE);
- union_ctx_id->mech_type->elements = (void *)
- malloc(token_mech_type->length);
- if (!union_ctx_id->mech_type->elements) {
- *minor_status = ENOMEM;
- goto error_out;
+ union_ctx_id->internal_ctx_id = GSS_C_NO_CONTEXT;
+ status = generic_gss_copy_oid(&temp_minor_status,
+ token_mech_type,
+ &union_ctx_id->mech_type);
+ if (status != GSS_S_COMPLETE) {
+ free(union_ctx_id);
+ return (status);
}
- union_ctx_id->mech_type->length = token_mech_type->length;
- memcpy(union_ctx_id->mech_type->elements,
- token_mech_type->elements,
- token_mech_type->length);
-
- /* copy the supplied context handle */
-
- union_ctx_id->internal_ctx_id = *context_handle;
+ /* set the new context handle to caller's data */
+ *context_handle = (gss_ctx_id_t)union_ctx_id;
} else {
- union_ctx_id = *context_handle;
+ union_ctx_id = (gss_union_ctx_id_t)*context_handle;
token_mech_type = union_ctx_id->mech_type;
}
/*
* get the appropriate cred handle from the union cred struct.
@@ -132,11 +139,11 @@
&internal_name,
mech_type,
output_token,
ret_flags,
time_rec,
- delegated_cred_handle);
+ d_cred ? &tmp_d_cred : NULL);
/* If there's more work to do, keep going... */
if (status == GSS_S_CONTINUE_NEEDED)
return (GSS_S_CONTINUE_NEEDED);
@@ -149,40 +156,142 @@
* convert internal_name into a union name equivalent
* First call the mechanism specific display_name()
* then call gss_import_name() to create
* the union name struct cast to src_name
*/
- if (src_name != NULL && status == GSS_S_COMPLETE) {
+ if (internal_name != NULL) {
temp_status = __gss_convert_name_to_union_name(
&temp_minor_status, mech,
- internal_name, src_name);
+ internal_name, &tmp_src_name);
if (temp_status != GSS_S_COMPLETE) {
- if (minor_status)
*minor_status = temp_minor_status;
+ if (output_token->length)
(void) gss_release_buffer(
&temp_minor_status,
output_token);
- __gss_release_internal_name(&temp_minor_status,
- &mech->mech_type, &internal_name);
+ if (internal_name != GSS_C_NO_NAME)
+ mech->gss_release_name(
+ mech->context,
+ &temp_minor_status,
+ &internal_name);
return (temp_status);
}
+ if (src_name != NULL) {
+ *src_name = tmp_src_name;
}
+ } else if (src_name != NULL) {
+ *src_name = GSS_C_NO_NAME;
+ }
- if(*context_handle == GSS_C_NO_CONTEXT)
- *context_handle = (gss_ctx_id_t *) union_ctx_id;
+ /* Ensure we're returning correct creds format */
+ if ((ret_flags && GSS_C_DELEG_FLAG) &&
+ tmp_d_cred != GSS_C_NO_CREDENTIAL) {
+ gss_union_cred_t d_u_cred = NULL;
- return(status);
+ d_u_cred = malloc(sizeof (gss_union_cred_desc));
+ if (d_u_cred == NULL) {
+ status = GSS_S_FAILURE;
+ goto error_out;
}
+ (void) memset(d_u_cred, 0,
+ sizeof (gss_union_cred_desc));
- return(GSS_S_BAD_MECH);
+ d_u_cred->count = 1;
+ status = generic_gss_copy_oid(&temp_minor_status,
+ token_mech_type,
+ &d_u_cred->mechs_array);
+
+ if (status != GSS_S_COMPLETE) {
+ free(d_u_cred);
+ goto error_out;
+ }
+
+ d_u_cred->cred_array = malloc(sizeof (gss_cred_id_t));
+ if (d_u_cred->cred_array != NULL) {
+ d_u_cred->cred_array[0] = tmp_d_cred;
+ } else {
+ free(d_u_cred);
+ status = GSS_S_FAILURE;
+ goto error_out;
+ }
+
+ if (status != GSS_S_COMPLETE) {
+ free(d_u_cred->cred_array);
+ free(d_u_cred);
+ goto error_out;
+ }
+
+ internal_name = GSS_C_NO_NAME;
+
+ d_u_cred->auxinfo.creation_time = time(0);
+ d_u_cred->auxinfo.time_rec = 0;
+
+ if (mech->gss_inquire_cred) {
+ status = mech->gss_inquire_cred(mech->context,
+ minor_status,
+ tmp_d_cred,
+ &internal_name,
+ &d_u_cred->auxinfo.time_rec,
+ &d_u_cred->auxinfo.cred_usage,
+ NULL);
+ }
+
+ if (internal_name != NULL) {
+ temp_status = __gss_convert_name_to_union_name(
+ &temp_minor_status, mech,
+ internal_name, &tmp_src_name);
+ if (temp_status != GSS_S_COMPLETE) {
+ *minor_status = temp_minor_status;
+ if (output_token->length)
+ (void) gss_release_buffer(
+ &temp_minor_status,
+ output_token);
+ free(d_u_cred->cred_array);
+ free(d_u_cred);
+ return (temp_status);
+ }
+ }
+
+ if (tmp_src_name != NULL) {
+ status = gss_display_name(
+ &temp_minor_status,
+ tmp_src_name,
+ &d_u_cred->auxinfo.name,
+ &d_u_cred->auxinfo.name_type);
+ }
+
+ *d_cred = (gss_cred_id_t)d_u_cred;
+ }
+
+ if (src_name == NULL && tmp_src_name != NULL)
+ (void) gss_release_name(&temp_minor_status,
+ &tmp_src_name);
+ return (status);
+ } else {
+
+ status = GSS_S_BAD_MECH;
+ }
+
error_out:
if (union_ctx_id) {
if (union_ctx_id->mech_type) {
if (union_ctx_id->mech_type->elements)
free(union_ctx_id->mech_type->elements);
free(union_ctx_id->mech_type);
}
free(union_ctx_id);
+ *context_handle = GSS_C_NO_CONTEXT;
}
+
+ if (output_token->length)
+ (void) gss_release_buffer(&temp_minor_status, output_token);
+
+ if (src_name)
+ *src_name = GSS_C_NO_NAME;
+
+ if (tmp_src_name != GSS_C_NO_NAME)
+ (void) gss_release_buffer(&temp_minor_status,
+ (gss_buffer_t)tmp_src_name);
+
return (status);
}