libceed-sys 0.12.0

Low-level bindings for libCEED library.
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155

// Copyright (c) 2017-2022, Lawrence Livermore National Security, LLC and other CEED contributors.
// All Rights Reserved. See the top-level LICENSE and NOTICE files for details.
//
// SPDX-License-Identifier: BSD-2-Clause
//
// This file is part of CEED:  http://github.com/ceed

#include <ceed.h>
#include <ceed/backend.h>
#include <stdbool.h>
#include <string.h>

#include "ceed-ref.h"

//------------------------------------------------------------------------------
// QFunctionContext has valid data
//------------------------------------------------------------------------------
static int CeedQFunctionContextHasValidData_Ref(CeedQFunctionContext ctx, bool *has_valid_data) {
  CeedQFunctionContext_Ref *impl;

  CeedCallBackend(CeedQFunctionContextGetBackendData(ctx, (void *)&impl));
  *has_valid_data = impl->data;
  return CEED_ERROR_SUCCESS;
}

//------------------------------------------------------------------------------
// QFunctionContext has borrowed data
//------------------------------------------------------------------------------
static int CeedQFunctionContextHasBorrowedDataOfType_Ref(CeedQFunctionContext ctx, CeedMemType mem_type, bool *has_borrowed_data_of_type) {
  Ceed                      ceed;
  CeedQFunctionContext_Ref *impl;

  CeedCallBackend(CeedQFunctionContextGetBackendData(ctx, (void *)&impl));
  CeedCallBackend(CeedQFunctionContextGetCeed(ctx, &ceed));
  switch (mem_type) {
    case CEED_MEM_HOST:
      *has_borrowed_data_of_type = impl->data_borrowed;
      break;
      // LCOV_EXCL_START
    default:
      return CeedError(ceed, CEED_ERROR_BACKEND, "Can only set HOST memory for this backend");
      // LCOV_EXCL_STOP
      break;
  }
  return CEED_ERROR_SUCCESS;
}

//------------------------------------------------------------------------------
// QFunctionContext Set Data
//------------------------------------------------------------------------------
static int CeedQFunctionContextSetData_Ref(CeedQFunctionContext ctx, CeedMemType mem_type, CeedCopyMode copy_mode, void *data) {
  Ceed                      ceed;
  size_t                    ctx_size;
  CeedQFunctionContext_Ref *impl;

  CeedCallBackend(CeedQFunctionContextGetBackendData(ctx, (void *)&impl));
  CeedCallBackend(CeedQFunctionContextGetContextSize(ctx, &ctx_size));
  CeedCallBackend(CeedQFunctionContextGetCeed(ctx, &ceed));

  CeedCheck(mem_type == CEED_MEM_HOST, ceed, CEED_ERROR_BACKEND, "Can only set HOST memory for this backend");

  CeedCallBackend(CeedFree(&impl->data_owned));
  switch (copy_mode) {
    case CEED_COPY_VALUES:
      CeedCallBackend(CeedMallocArray(1, ctx_size, &impl->data_owned));
      impl->data_borrowed = NULL;
      impl->data          = impl->data_owned;
      memcpy(impl->data, data, ctx_size);
      break;
    case CEED_OWN_POINTER:
      impl->data_owned    = data;
      impl->data_borrowed = NULL;
      impl->data          = data;
      break;
    case CEED_USE_POINTER:
      impl->data_borrowed = data;
      impl->data          = data;
  }
  return CEED_ERROR_SUCCESS;
}

//------------------------------------------------------------------------------
// QFunctionContext Take Data
//------------------------------------------------------------------------------
static int CeedQFunctionContextTakeData_Ref(CeedQFunctionContext ctx, CeedMemType mem_type, void *data) {
  Ceed                      ceed;
  CeedQFunctionContext_Ref *impl;

  CeedCallBackend(CeedQFunctionContextGetBackendData(ctx, (void *)&impl));
  CeedCallBackend(CeedQFunctionContextGetCeed(ctx, &ceed));

  CeedCheck(mem_type == CEED_MEM_HOST, ceed, CEED_ERROR_BACKEND, "Can only provide HOST memory for this backend");

  *(void **)data      = impl->data;
  impl->data_borrowed = NULL;
  impl->data          = NULL;
  return CEED_ERROR_SUCCESS;
}

//------------------------------------------------------------------------------
// QFunctionContext Get Data
//------------------------------------------------------------------------------
static int CeedQFunctionContextGetData_Ref(CeedQFunctionContext ctx, CeedMemType mem_type, void *data) {
  Ceed                      ceed;
  CeedQFunctionContext_Ref *impl;

  CeedCallBackend(CeedQFunctionContextGetBackendData(ctx, (void *)&impl));
  CeedCallBackend(CeedQFunctionContextGetCeed(ctx, &ceed));

  CeedCheck(mem_type == CEED_MEM_HOST, ceed, CEED_ERROR_BACKEND, "Can only provide HOST memory for this backend");

  *(void **)data = impl->data;
  return CEED_ERROR_SUCCESS;
}

//------------------------------------------------------------------------------
// QFunctionContext Restore Data
//------------------------------------------------------------------------------
static int CeedQFunctionContextRestoreData_Ref(CeedQFunctionContext ctx) { return CEED_ERROR_SUCCESS; }

//------------------------------------------------------------------------------
// QFunctionContext Destroy
//------------------------------------------------------------------------------
static int CeedQFunctionContextDestroy_Ref(CeedQFunctionContext ctx) {
  CeedQFunctionContext_Ref *impl;

  CeedCallBackend(CeedQFunctionContextGetBackendData(ctx, &impl));
  CeedCallBackend(CeedFree(&impl->data_owned));
  CeedCallBackend(CeedFree(&impl));
  return CEED_ERROR_SUCCESS;
}

//------------------------------------------------------------------------------
// QFunctionContext Create
//------------------------------------------------------------------------------
int CeedQFunctionContextCreate_Ref(CeedQFunctionContext ctx) {
  Ceed                      ceed;
  CeedQFunctionContext_Ref *impl;

  CeedCallBackend(CeedQFunctionContextGetCeed(ctx, &ceed));
  CeedCallBackend(CeedSetBackendFunction(ceed, "QFunctionContext", ctx, "HasValidData", CeedQFunctionContextHasValidData_Ref));
  CeedCallBackend(CeedSetBackendFunction(ceed, "QFunctionContext", ctx, "HasBorrowedDataOfType", CeedQFunctionContextHasBorrowedDataOfType_Ref));
  CeedCallBackend(CeedSetBackendFunction(ceed, "QFunctionContext", ctx, "SetData", CeedQFunctionContextSetData_Ref));
  CeedCallBackend(CeedSetBackendFunction(ceed, "QFunctionContext", ctx, "TakeData", CeedQFunctionContextTakeData_Ref));
  CeedCallBackend(CeedSetBackendFunction(ceed, "QFunctionContext", ctx, "GetData", CeedQFunctionContextGetData_Ref));
  CeedCallBackend(CeedSetBackendFunction(ceed, "QFunctionContext", ctx, "GetDataRead", CeedQFunctionContextGetData_Ref));
  CeedCallBackend(CeedSetBackendFunction(ceed, "QFunctionContext", ctx, "RestoreData", CeedQFunctionContextRestoreData_Ref));
  CeedCallBackend(CeedSetBackendFunction(ceed, "QFunctionContext", ctx, "RestoreDataRead", CeedQFunctionContextRestoreData_Ref));
  CeedCallBackend(CeedSetBackendFunction(ceed, "QFunctionContext", ctx, "Destroy", CeedQFunctionContextDestroy_Ref));
  CeedCallBackend(CeedCalloc(1, &impl));
  CeedCallBackend(CeedQFunctionContextSetBackendData(ctx, impl));
  return CEED_ERROR_SUCCESS;
}

//------------------------------------------------------------------------------