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/* Copyright (C) 2011 the GSS-PROXY contributors, see COPYING for license */
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#include "gp_rpc_process.h"
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#include "gp_debug.h"
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int gp_indicate_mechs(struct gp_call_ctx *gpcall UNUSED,
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union gp_rpc_arg *arg,
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union gp_rpc_res *res)
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{
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struct gssx_arg_indicate_mechs *ima;
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struct gssx_res_indicate_mechs *imr;
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gss_OID_set mech_set = GSS_C_NO_OID_SET;
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gss_OID_set name_types = GSS_C_NO_OID_SET;
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gss_OID_set mech_attrs = GSS_C_NO_OID_SET;
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gss_OID_set known_mech_attrs = GSS_C_NO_OID_SET;
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gss_buffer_desc sasl_mech_name = GSS_C_EMPTY_BUFFER;
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gss_buffer_desc mech_name = GSS_C_EMPTY_BUFFER;
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gss_buffer_desc mech_desc = GSS_C_EMPTY_BUFFER;
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gss_OID_set attr_set = GSS_C_NO_OID_SET;
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gss_buffer_desc name = GSS_C_EMPTY_BUFFER;
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gss_buffer_desc short_desc = GSS_C_EMPTY_BUFFER;
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gss_buffer_desc long_desc = GSS_C_EMPTY_BUFFER;
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gssx_mech_info *mi;
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gssx_mech_attr *ma;
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uint32_t ret_maj;
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uint32_t ret_min;
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int present;
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int ret;
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ima = &arg->indicate_mechs;
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imr = &res->indicate_mechs;
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GPRPCDEBUG(gssx_arg_indicate_mechs, ima);
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/* get all mechs */
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ret_maj = gss_indicate_mechs(&ret_min, &mech_set);
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if (ret_maj) {
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goto done;
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}
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ret_maj = gss_create_empty_oid_set(&ret_min, &attr_set);
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if (ret_maj) {
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goto done;
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}
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/* fill up gssx_mech_info */
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imr->mechs.mechs_val = calloc(mech_set->count, sizeof(gssx_mech_info));
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if (!imr->mechs.mechs_val) {
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ret_maj = GSS_S_FAILURE;
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ret_min = ENOMEM;
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goto done;
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}
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imr->mechs.mechs_len = mech_set->count;
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for (unsigned i = 0, h = 0; i < mech_set->count; i++, h++) {
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mi = &imr->mechs.mechs_val[h];
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ret = gp_conv_oid_to_gssx(&mech_set->elements[i], &mi->mech);
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if (ret) {
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ret_maj = GSS_S_FAILURE;
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ret_min = ret;
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goto done;
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}
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ret_maj = gss_inquire_names_for_mech(&ret_min,
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&mech_set->elements[i],
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&name_types);
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if (ret_maj) {
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gp_log_failure(&mech_set->elements[i], ret_maj, ret_min);
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/* temporarily skip any offender */
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imr->mechs.mechs_len--;
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h--;
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xdr_free((xdrproc_t)xdr_gssx_OID, (char *)&mi->mech);
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continue;
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#if 0
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ret_maj = GSS_S_FAILURE;
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ret_min = EINVAL;
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goto done;
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#endif
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}
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ret = gp_conv_oid_set_to_gssx(name_types, &mi->name_types);
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if (ret) {
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ret_maj = GSS_S_FAILURE;
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ret_min = ret;
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goto done;
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}
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gss_release_oid_set(&ret_min, &name_types);
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ret_maj = gss_inquire_attrs_for_mech(&ret_min,
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&mech_set->elements[i],
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&mech_attrs,
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&known_mech_attrs);
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if (ret_maj) {
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goto done;
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}
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ret = gp_conv_oid_set_to_gssx(mech_attrs, &mi->mech_attrs);
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if (ret) {
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ret_maj = GSS_S_FAILURE;
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ret_min = ret;
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goto done;
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}
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for (unsigned j = 0; j < mech_attrs->count; j++) {
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ret_maj = gss_test_oid_set_member(&ret_min,
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&mech_attrs->elements[j],
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attr_set,
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&present);
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if (ret_maj) {
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goto done;
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}
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if (present) {
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continue;
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}
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ret_maj = gss_add_oid_set_member(&ret_min,
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&mech_attrs->elements[j],
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&attr_set);
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if (ret_maj) {
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goto done;
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}
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}
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gss_release_oid_set(&ret_min, &mech_attrs);
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ret = gp_conv_oid_set_to_gssx(known_mech_attrs,
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&mi->known_mech_attrs);
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if (ret) {
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ret_maj = GSS_S_FAILURE;
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ret_min = ret;
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goto done;
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}
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for (unsigned j = 0; j < known_mech_attrs->count; j++) {
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ret_maj = gss_test_oid_set_member(&ret_min,
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&known_mech_attrs->elements[j],
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attr_set,
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&present);
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if (ret_maj) {
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goto done;
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}
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if (present) {
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continue;
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}
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ret_maj = gss_add_oid_set_member(&ret_min,
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&known_mech_attrs->elements[j],
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&attr_set);
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if (ret_maj) {
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goto done;
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}
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}
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gss_release_oid_set(&ret_min, &known_mech_attrs);
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ret_maj = gss_inquire_saslname_for_mech(&ret_min,
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&mech_set->elements[i],
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&sasl_mech_name,
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&mech_name,
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&mech_desc);
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if (ret_maj) {
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goto done;
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}
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ret = gp_conv_buffer_to_gssx(&sasl_mech_name, &mi->saslname_sasl_mech_name);
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if (ret) {
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ret_maj = GSS_S_FAILURE;
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ret_min = ret;
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goto done;
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}
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gss_release_buffer(&ret_min, &sasl_mech_name);
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ret = gp_conv_buffer_to_gssx(&mech_name, &mi->saslname_mech_name);
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if (ret) {
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ret_maj = GSS_S_FAILURE;
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ret_min = ret;
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goto done;
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}
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gss_release_buffer(&ret_min, &mech_name);
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ret = gp_conv_buffer_to_gssx(&mech_desc, &mi->saslname_mech_desc);
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if (ret) {
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ret_maj = GSS_S_FAILURE;
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ret_min = ret;
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goto done;
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}
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gss_release_buffer(&ret_min, &mech_desc);
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}
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/* fill up gssx_mech_attr */
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imr->mech_attr_descs.mech_attr_descs_val = calloc(attr_set->count,
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sizeof(gssx_mech_attr));
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if (!imr->mech_attr_descs.mech_attr_descs_val) {
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ret_maj = GSS_S_FAILURE;
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ret_min = ENOMEM;
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goto done;
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}
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imr->mech_attr_descs.mech_attr_descs_len = attr_set->count;
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for (unsigned i = 0; i < attr_set->count; i++) {
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ma = &imr->mech_attr_descs.mech_attr_descs_val[i];
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ret = gp_conv_oid_to_gssx(&attr_set->elements[i], &ma->attr);
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if (ret) {
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ret_maj = GSS_S_FAILURE;
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ret_min = ret;
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goto done;
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}
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ret_maj = gss_display_mech_attr(&ret_min,
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&attr_set->elements[i],
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&name,
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&short_desc,
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&long_desc);
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if (ret_maj) {
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goto done;
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}
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ret = gp_conv_buffer_to_gssx(&name, &ma->name);
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if (ret) {
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ret_maj = GSS_S_FAILURE;
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ret_min = ret;
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goto done;
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}
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gss_release_buffer(&ret_min, &name);
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ret = gp_conv_buffer_to_gssx(&short_desc, &ma->short_desc);
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if (ret) {
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ret_maj = GSS_S_FAILURE;
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ret_min = ret;
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goto done;
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}
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gss_release_buffer(&ret_min, &short_desc);
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ret = gp_conv_buffer_to_gssx(&long_desc, &ma->long_desc);
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if (ret) {
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ret_maj = GSS_S_FAILURE;
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ret_min = ret;
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goto done;
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}
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gss_release_buffer(&ret_min, &long_desc);
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}
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done:
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ret = gp_conv_status_to_gssx(ret_maj, ret_min, GSS_C_NO_OID,
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&imr->status);
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GPRPCDEBUG(gssx_res_indicate_mechs, imr);
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gss_release_buffer(&ret_min, &long_desc);
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gss_release_buffer(&ret_min, &short_desc);
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gss_release_buffer(&ret_min, &name);
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gss_release_oid_set(&ret_min, &attr_set);
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gss_release_buffer(&ret_min, &mech_desc);
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Packit Service |
9f2c4a |
gss_release_buffer(&ret_min, &mech_name);
|
|
Packit Service |
9f2c4a |
gss_release_buffer(&ret_min, &sasl_mech_name);
|
|
Packit Service |
9f2c4a |
gss_release_oid_set(&ret_min, &known_mech_attrs);
|
|
Packit Service |
9f2c4a |
gss_release_oid_set(&ret_min, &mech_attrs);
|
|
Packit Service |
9f2c4a |
gss_release_oid_set(&ret_min, &name_types);
|
|
Packit Service |
9f2c4a |
gss_release_oid_set(&ret_min, &mech_set);
|
|
Packit Service |
9f2c4a |
return ret;
|
|
Packit Service |
9f2c4a |
}
|