Implement import_and_canon_name mechglue functions family

3 files changed, 286 insertions, 0 deletions

diff --git a/proxy/Makefile.am b/proxy/Makefile.am
index 7e2ce6a..54c8448 100644
--- a/proxy/Makefile.am
+++ b/proxy/Makefile.am
@@ -87,6 +87,7 @@ GP_MECHGLUE_OBJ = \
     src/mechglue/gpm_release_handle.c \
     src/mechglue/gpm_acquire_cred.c \
     src/mechglue/gpm_indicate_mechs.c \
+    src/mechglue/gpm_import_and_canon_name.c \
     src/mechglue/gpm_common.c
 
 dist_noinst_HEADERS =
diff --git a/proxy/src/mechglue/gpm_import_and_canon_name.c b/proxy/src/mechglue/gpm_import_and_canon_name.c
new file mode 100644
index 0000000..61abbbc
--- /dev/null
+++ b/proxy/src/mechglue/gpm_import_and_canon_name.c
@@ -0,0 +1,266 @@
+/*
+   GSS-PROXY
+
+   Copyright (C) 2011 Red Hat, Inc.
+   Copyright (C) 2011 Simo Sorce <simo.sorce@redhat.com>
+
+   Permission is hereby granted, free of charge, to any person obtaining a
+   copy of this software and associated documentation files (the "Software"),
+   to deal in the Software without restriction, including without limitation
+   the rights to use, copy, modify, merge, publish, distribute, sublicense,
+   and/or sell copies of the Software, and to permit persons to whom the
+   Software is furnished to do so, subject to the following conditions:
+
+   The above copyright notice and this permission notice shall be included in
+   all copies or substantial portions of the Software.
+
+   THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+   IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+   FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+   THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+   LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+   FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+   DEALINGS IN THE SOFTWARE.
+*/
+
+#include "gssapi_gpm.h"
+
+OM_uint32 gpm_display_name(OM_uint32 *minor_status,
+                           gss_name_t input_name,
+                           gss_buffer_t output_name_buffer,
+                           gss_OID *output_name_type)
+{
+    gss_buffer_desc input_name_buffer = GSS_C_EMPTY_BUFFER;
+    gssx_name *output_name = NULL;
+    gss_name_t tmp;
+    gssx_name *name;
+    uint32_t ret_maj;
+    uint32_t ret_min;
+    uint32_t discard;
+    int ret;
+
+    if (!minor_status) {
+        return GSS_S_CALL_INACCESSIBLE_WRITE;
+    }
+    *minor_status = 0;
+
+    if (!input_name) {
+        return GSS_S_CALL_INACCESSIBLE_READ;
+    }
+    if (!output_name_buffer || !output_name_type) {
+        return GSS_S_CALL_INACCESSIBLE_WRITE;
+    }
+
+    name = (gssx_name *)input_name;
+
+    if (name->display_name.octet_string_len == 0) {
+        if (name->exported_name.octet_string_len == 0) {
+            return GSS_S_BAD_NAME;
+        }
+
+        gp_conv_gssx_to_buffer(&name->exported_name, &input_name_buffer);
+        tmp = (gss_name_t)output_name;
+
+        ret_maj = gpm_import_name(&ret_min, &input_name_buffer,
+                                  GSS_C_NT_EXPORT_NAME, &tmp);
+        if (ret_maj) {
+            goto done;
+        }
+
+        /* steal display_name and name_type */
+        name->display_name = output_name->display_name;
+        output_name->display_name.octet_string_len = 0;
+        output_name->display_name.octet_string_val = NULL;
+        name->name_type = output_name->name_type;
+        output_name->name_type.octet_string_len = 0;
+        output_name->name_type.octet_string_val = NULL;
+    }
+
+    ret = gp_copy_gssx_to_buffer(&name->display_name, output_name_buffer);
+    if (ret) {
+        ret_min = ret;
+        ret_maj = GSS_S_FAILURE;
+        goto done;
+    }
+
+    ret = gp_conv_gssx_to_oid_alloc(&name->name_type, output_name_type);
+    if (ret) {
+        gss_release_buffer(&discard, output_name_buffer);
+        ret_min = ret;
+        ret_maj = GSS_S_FAILURE;
+        goto done;
+    }
+
+    ret_min = 0;
+    ret_maj = GSS_S_COMPLETE;
+
+done:
+    if (output_name) {
+        xdr_free((xdrproc_t)xdr_gssx_name, (char *)output_name);
+        free(output_name);
+    }
+    *minor_status = ret_min;
+    return ret_maj;
+}
+
+OM_uint32 gpm_import_name(OM_uint32 *minor_status,
+                          gss_buffer_t input_name_buffer,
+                          gss_OID input_name_type,
+                          gss_name_t *output_name)
+{
+    gssx_name *name;
+    int ret;
+
+    if (!minor_status) {
+        return GSS_S_CALL_INACCESSIBLE_WRITE;
+    }
+    *minor_status = 0;
+
+    if (!input_name_buffer || !input_name_type) {
+        return GSS_S_CALL_INACCESSIBLE_READ;
+    }
+    if (!output_name) {
+        return GSS_S_CALL_INACCESSIBLE_WRITE;
+    }
+
+    /* ignore call_ctx for now */
+
+    name = calloc(1, sizeof(gssx_name));
+    if (!name) {
+        *minor_status = ENOMEM;
+        return GSS_S_FAILURE;
+    }
+
+    ret = gp_conv_buffer_to_gssx(input_name_buffer, &name->display_name);
+    if (ret) {
+        *minor_status = ret;
+        return GSS_S_FAILURE;
+    }
+    ret = gp_conv_oid_to_gssx(input_name_type, &name->name_type);
+    if (ret) {
+        *minor_status = ret;
+        return GSS_S_FAILURE;
+    }
+
+    *output_name = (gss_name_t)name;
+    return GSS_S_COMPLETE;
+}
+
+OM_uint32 gpm_export_name(OM_uint32 *minor_status,
+                          const gss_name_t input_name,
+                          gss_buffer_t exported_name)
+{
+    gssx_name *name;
+    int ret;
+
+    if (!minor_status) {
+        return GSS_S_CALL_INACCESSIBLE_WRITE;
+    }
+    *minor_status = 0;
+
+    if (!input_name) {
+        return GSS_S_CALL_INACCESSIBLE_READ;
+    }
+
+    name = (gssx_name *)input_name;
+
+    if (name->exported_name.octet_string_len == 0) {
+        return GSS_S_NAME_NOT_MN;
+    }
+
+    ret = gp_copy_gssx_to_buffer(&name->exported_name, exported_name);
+    if (ret) {
+        *minor_status = ret;
+        return GSS_S_FAILURE;
+    }
+    return GSS_S_COMPLETE;
+}
+
+OM_uint32 gpm_duplicate_name(OM_uint32 *minor_status,
+                             const gss_name_t input_name,
+                             gss_name_t *dest_name)
+{
+    gssx_name *name;
+    gssx_name *namecopy;
+    int ret;
+
+    name = (gssx_name *)input_name;
+
+    ret = gp_copy_gssx_name_alloc(name, &namecopy);
+    if (ret) {
+        *minor_status = ret;
+        return GSS_S_FAILURE;
+    }
+    *dest_name = (gss_name_t)namecopy;
+    return GSS_S_COMPLETE;
+}
+
+OM_uint32 gpm_canonicalize_name(OM_uint32 *minor_status,
+                                const gss_name_t input_name,
+                                const gss_OID mech_type,
+                                gss_name_t *output_name)
+{
+    union gp_rpc_arg uarg;
+    union gp_rpc_res ures;
+    gssx_arg_import_and_canon_name *arg = &uarg.import_and_canon_name;
+    gssx_res_import_and_canon_name *res = &ures.import_and_canon_name;
+    uint32_t ret_maj;
+    uint32_t ret_min;
+    gssx_name *name;
+    int ret;
+
+    if (!minor_status) {
+        return GSS_S_CALL_INACCESSIBLE_WRITE;
+    }
+    *minor_status = 0;
+
+    if (!input_name || !mech_type) {
+        return GSS_S_CALL_INACCESSIBLE_READ;
+    }
+    if (!output_name) {
+        return GSS_S_CALL_INACCESSIBLE_WRITE;
+    }
+
+    name = (gssx_name *)input_name;
+
+    memset(arg, 0, sizeof(gssx_arg_import_and_canon_name));
+    memset(res, 0, sizeof(gssx_res_import_and_canon_name));
+
+    /* ignore call_ctx for now */
+
+    ret = gp_copy_gssx_name(name, &arg->input_name);
+    if (ret) {
+        goto done;
+    }
+    ret = gp_conv_oid_to_gssx(mech_type, &arg->mech);
+    if (ret) {
+        goto done;
+    }
+
+    /* execute proxy request */
+    ret = gpm_make_call(GSSX_IMPORT_AND_CANON_NAME, &uarg, &ures);
+    if (ret) {
+        goto done;
+    }
+
+    ret_min = res->status.minor_status;
+    ret_maj = res->status.major_status;
+    if (res->status.major_status) {
+        gpm_save_status(&res->status);
+        ret = 0;
+        goto done;
+    }
+
+    /* steal output_name */
+    *output_name = (gss_name_t)res->output_name;
+    res->output_name = NULL;
+
+done:
+    if (ret) {
+        ret_min = ret;
+        ret_maj = GSS_S_FAILURE;
+    }
+    gpm_free_xdrs(GSSX_IMPORT_AND_CANON_NAME, &uarg, &ures);
+    *minor_status = ret_min;
+    return ret_maj;
+}
diff --git a/proxy/src/mechglue/gssapi_gpm.h b/proxy/src/mechglue/gssapi_gpm.h
index 020c1c6..304c218 100644
--- a/proxy/src/mechglue/gssapi_gpm.h
+++ b/proxy/src/mechglue/gssapi_gpm.h
@@ -120,4 +120,23 @@ OM_uint32 gpm_indicate_mechs_by_attrs(OM_uint32 *minor_status,
                                       gss_const_OID_set critical_mech_attrs,
                                       gss_OID_set *mechs);
 
+OM_uint32 gpm_display_name(OM_uint32 *minor_status,
+                           gss_name_t input_name,
+                           gss_buffer_t output_name_buffer,
+                           gss_OID *output_name_type);
+OM_uint32 gpm_import_name(OM_uint32 *minor_status,
+                          gss_buffer_t input_name_buffer,
+                          gss_OID input_name_type,
+                          gss_name_t *output_name);
+OM_uint32 gpm_export_name(OM_uint32 *minor_status,
+                          const gss_name_t input_name,
+                          gss_buffer_t exported_name);
+OM_uint32 gpm_duplicate_name(OM_uint32 *minor_status,
+                             const gss_name_t input_name,
+                             gss_name_t *dest_name);
+OM_uint32 gpm_canonicalize_name(OM_uint32 *minor_status,
+                                const gss_name_t input_name,
+                                const gss_OID mech_type,
+                                gss_name_t *output_name);
+
 #endif /* _GSSAPI_GPM_H_ */