/* Copyright (C) 2011,2012 the GSS-PROXY contributors, see COPYING for license */
#include "gp_rpc_process.h"
#include <gssapi/gssapi.h>
int gp_verify_mic(struct gp_call_ctx *gpcall UNUSED,
union gp_rpc_arg *arg,
union gp_rpc_res *res)
{
gss_ctx_id_t context_handle = GSS_C_NO_CONTEXT;
struct gssx_arg_verify_mic *vma;
struct gssx_res_verify_mic *vmr;
gss_buffer_desc message_buffer;
gss_buffer_desc token_buffer;
gss_qop_t qop_state;
int exp_ctx_type;
uint32_t ret_maj;
uint32_t ret_min;
int ret;
vma = &arg->verify_mic;
vmr = &res->verify_mic;
GPRPCDEBUG(gssx_arg_verify_mic, vma);
exp_ctx_type = gp_get_exported_context_type(&vma->call_ctx);
if (exp_ctx_type == -1) {
ret_maj = GSS_S_FAILURE;
ret_min = EINVAL;
goto done;
}
ret_maj = gp_import_gssx_to_ctx_id(&ret_min, 0,
&vma->context_handle,
&context_handle);
if (ret_maj) {
goto done;
}
gp_conv_gssx_to_buffer(&vma->message_buffer, &message_buffer);
gp_conv_gssx_to_buffer(&vma->token_buffer, &token_buffer);
ret_maj = gss_verify_mic(&ret_min, context_handle,
&message_buffer, &token_buffer,
&qop_state);
if (ret_maj) {
goto done;
}
vmr->context_handle = calloc(1, sizeof(gssx_ctx));
if (!vmr->context_handle) {
ret_maj = GSS_S_FAILURE;
ret_min = ENOMEM;
goto done;
}
ret_maj = gp_export_ctx_id_to_gssx(&ret_min, exp_ctx_type, GSS_C_NO_OID,
&context_handle,
vmr->context_handle);
if (ret_maj) {
goto done;
}
vmr->qop_state = calloc(1, sizeof(gssx_qop));
if (!vmr->qop_state) {
ret_maj = GSS_S_FAILURE;
ret_min = ENOMEM;
goto done;
}
*vmr->qop_state = qop_state;
ret_maj = GSS_S_COMPLETE;
ret_min = 0;
done:
ret = gp_conv_status_to_gssx(ret_maj, ret_min,
GSS_C_NO_OID,
&vmr->status);
GPRPCDEBUG(gssx_res_verify_mic, vmr);
return ret;
}