xref: /libCEED/rust/libceed-sys/c-src/backends/blocked/ceed-blocked.c (revision 2b730f8b5a9c809740a0b3b302db43a719c636b1)
13d8e8822SJeremy L Thompson // Copyright (c) 2017-2022, Lawrence Livermore National Security, LLC and other CEED contributors.
23d8e8822SJeremy L Thompson // All Rights Reserved. See the top-level LICENSE and NOTICE files for details.
34a2e7687Sjeremylt //
43d8e8822SJeremy L Thompson // SPDX-License-Identifier: BSD-2-Clause
54a2e7687Sjeremylt //
63d8e8822SJeremy L Thompson // This file is part of CEED:  http://github.com/ceed
74a2e7687Sjeremylt 
8*2b730f8bSJeremy L Thompson #include "ceed-blocked.h"
9*2b730f8bSJeremy L Thompson 
10ec3da8bcSJed Brown #include <ceed/backend.h>
11*2b730f8bSJeremy L Thompson #include <ceed/ceed.h>
123d576824SJeremy L Thompson #include <stdbool.h>
133d576824SJeremy L Thompson #include <string.h>
144a2e7687Sjeremylt 
15f10650afSjeremylt //------------------------------------------------------------------------------
16f10650afSjeremylt // Backend Init
17f10650afSjeremylt //------------------------------------------------------------------------------
181d013790SJed Brown CEED_INTERN int CeedInit_Blocked(const char *resource, Ceed ceed) {
19*2b730f8bSJeremy L Thompson   if (strcmp(resource, "/cpu/self") && strcmp(resource, "/cpu/self/ref/blocked")) {
20c042f62fSJeremy L Thompson     // LCOV_EXCL_START
21*2b730f8bSJeremy L Thompson     return CeedError(ceed, CEED_ERROR_BACKEND, "Blocked backend cannot use resource: %s", resource);
22c042f62fSJeremy L Thompson     // LCOV_EXCL_STOP
23*2b730f8bSJeremy L Thompson   }
24*2b730f8bSJeremy L Thompson   CeedCallBackend(CeedSetDeterministic(ceed, true));
254a2e7687Sjeremylt 
265f67fadeSJeremy L Thompson   // Create reference CEED that implementation will be dispatched
274a2e7687Sjeremylt   //   through unless overridden
28d1d35e2fSjeremylt   Ceed ceed_ref;
29*2b730f8bSJeremy L Thompson   CeedCallBackend(CeedInit("/cpu/self/ref/serial", &ceed_ref));
30*2b730f8bSJeremy L Thompson   CeedCallBackend(CeedSetDelegate(ceed, ceed_ref));
314a2e7687Sjeremylt 
32e2f04181SAndrew T. Barker   // Set fallback CEED resource for advanced operator functionality
33e2f04181SAndrew T. Barker   const char fallbackresource[] = "/cpu/self/ref/serial";
34*2b730f8bSJeremy L Thompson   CeedCallBackend(CeedSetOperatorFallbackResource(ceed, fallbackresource));
35e2f04181SAndrew T. Barker 
36*2b730f8bSJeremy L Thompson   CeedCallBackend(CeedSetBackendFunction(ceed, "Ceed", ceed, "OperatorCreate", CeedOperatorCreate_Blocked));
374a2e7687Sjeremylt 
38e15f9bd0SJeremy L Thompson   return CEED_ERROR_SUCCESS;
394a2e7687Sjeremylt }
404a2e7687Sjeremylt 
41f10650afSjeremylt //------------------------------------------------------------------------------
42f10650afSjeremylt // Backend Register
43f10650afSjeremylt //------------------------------------------------------------------------------
44*2b730f8bSJeremy L Thompson CEED_INTERN int CeedRegister_Ref_Blocked(void) { return CeedRegister("/cpu/self/ref/blocked", CeedInit_Blocked, 55); }
45f10650afSjeremylt //------------------------------------------------------------------------------
46