Gitiles
Code Review Sign In
gerrit-public.fairphone.software / platform / external / neven / 7f81d9b6fa7f2ec161b682622db577a28c90b49f / . / Embedded / common / src / b_BasicEm / UInt8Arr.c
blob: 45ef97c33efa1b873320259403123be2704b69b0 [file] [log] [blame]
The Android Open Source Project7f81d9b2009-03-03 19:30:08 -0800[diff] [blame^]1/*
2 * Copyright (C) 2008 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17/* ---- includes ----------------------------------------------------------- */
18
19#include "b_BasicEm/Functions.h"
20#include "b_BasicEm/UInt8Arr.h"
21
22/* ------------------------------------------------------------------------- */
23
24/* ========================================================================= */
25/* */
26/* ---- \ghd{ auxiliary functions } ---------------------------------------- */
27/* */
28/* ========================================================================= */
29
30/* ------------------------------------------------------------------------- */
31
32/* ========================================================================= */
33/* */
34/* ---- \ghd{ constructor / destructor } ----------------------------------- */
35/* */
36/* ========================================================================= */
37
38/* ------------------------------------------------------------------------- */
39
40void bbs_UInt8Arr_init( struct bbs_Context* cpA,
41 struct bbs_UInt8Arr* ptrA )
42{
43 ptrA->arrPtrE = NULL;
44 ptrA->sizeE = 0;
45 ptrA->allocatedSizeE = 0;
46 ptrA->mspE = NULL;
47}
48
49/* ------------------------------------------------------------------------- */
50
51void bbs_UInt8Arr_exit( struct bbs_Context* cpA,
52 struct bbs_UInt8Arr* ptrA )
53{
54 bbs_MemSeg_free( cpA, ptrA->mspE, ptrA->arrPtrE );
55 ptrA->arrPtrE = NULL;
56 ptrA->mspE = NULL;
57 ptrA->sizeE = 0;
58 ptrA->allocatedSizeE = 0;
59}
60
61/* ------------------------------------------------------------------------- */
62
63/* ========================================================================= */
64/* */
65/* ---- \ghd{ operators } -------------------------------------------------- */
66/* */
67/* ========================================================================= */
68
69/* ------------------------------------------------------------------------- */
70
71void bbs_UInt8Arr_copy( struct bbs_Context* cpA,
72 struct bbs_UInt8Arr* ptrA,
73 const struct bbs_UInt8Arr* srcPtrA )
74{
75#ifdef DEBUG1
76 if( ptrA->allocatedSizeE < srcPtrA->allocatedSizeE )
77 {
78 bbs_ERROR0( "void bbs_UInt8Arr_copy(...):\n"
79 "Unsufficient allocated memory in destination array." );
80 return;
81 }
82#endif
83 bbs_UInt8Arr_size( cpA, ptrA, srcPtrA->sizeE );
84 bbs_memcpy16( ptrA->arrPtrE, srcPtrA->arrPtrE, srcPtrA->sizeE >> 1 );
85}
86
87/* ------------------------------------------------------------------------- */
88
89flag bbs_UInt8Arr_equal( struct bbs_Context* cpA,
90 const struct bbs_UInt8Arr* ptrA,
91 const struct bbs_UInt8Arr* srcPtrA )
92{
93 long iL;
94 const uint8* ptr1L = ptrA->arrPtrE;
95 const uint8* ptr2L = srcPtrA->arrPtrE;
96 if( ptrA->sizeE != srcPtrA->sizeE ) return FALSE;
97 for( iL = ptrA->sizeE; iL > 0; iL-- )
98 {
99 if( *ptr1L++ != *ptr2L++ ) return FALSE;
100 }
101 return TRUE;
102}
103
104/* ------------------------------------------------------------------------- */
105
106/* ========================================================================= */
107/* */
108/* ---- \ghd{ query functions } -------------------------------------------- */
109/* */
110/* ========================================================================= */
111
112/* ------------------------------------------------------------------------- */
113
114uint32 bbs_UInt8Arr_heapSize( struct bbs_Context* cpA,
115 const struct bbs_UInt8Arr* ptrA,
116 uint32 sizeA )
117{
118 return ( sizeA >> 1 ) + bbs_MEM_BLOCK_OVERHD;
119}
120
121/* ------------------------------------------------------------------------- */
122
123/* ========================================================================= */
124/* */
125/* ---- \ghd{ modify functions } ------------------------------------------- */
126/* */
127/* ========================================================================= */
128
129/* ------------------------------------------------------------------------- */
130
131void bbs_UInt8Arr_create( struct bbs_Context* cpA,
132 struct bbs_UInt8Arr* ptrA,
133 uint32 sizeA,
134 struct bbs_MemSeg* mspA )
135{
136 if( bbs_Context_error( cpA ) ) return;
137 if( ptrA->sizeE == sizeA ) return;
138 if( ptrA->arrPtrE != 0 )
139 {
140 bbs_UInt8Arr_size( cpA, ptrA, sizeA );
141 }
142 else
143 {
144 /* if size is odd increase by 1 byte */
145 uint32 sizeL = sizeA;
146 if( ( sizeL & 1 ) != 0 ) sizeL++;
147
148 ptrA->arrPtrE = bbs_MemSeg_alloc( cpA, mspA, sizeL >> 1 );
149 if( bbs_Context_error( cpA ) ) return;
150 ptrA->allocatedSizeE = sizeL;
151
152 ptrA->sizeE = sizeA;
153 if( !mspA->sharedE ) ptrA->mspE = mspA;
154 }
155}
156
157/* ------------------------------------------------------------------------- */
158
159void bbs_UInt8Arr_size( struct bbs_Context* cpA,
160 struct bbs_UInt8Arr* ptrA,
161 uint32 sizeA )
162{
163 if( ptrA->allocatedSizeE < sizeA )
164 {
165 bbs_ERROR1( "void bbs_UInt8Arr_size( struct bbs_UInt8Arr*, uint32 ):\n"
166 "Unsufficient allocated memory (allocatedSizeE = '%i')",
167 ptrA->allocatedSizeE );
168 return;
169 }
170 ptrA->sizeE = sizeA;
171}
172
173/* ------------------------------------------------------------------------- */
174
175/* ========================================================================= */
176/* */
177/* ---- \ghd{ I/O } -------------------------------------------------------- */
178/* */
179/* ========================================================================= */
180
181/* ------------------------------------------------------------------------- */
182
183uint32 bbs_UInt8Arr_memSize( struct bbs_Context* cpA,
184 const struct bbs_UInt8Arr* ptrA )
185{
186 return bbs_SIZEOF16( uint32 ) + bbs_SIZEOF16( ptrA->sizeE ) +
187 ptrA->sizeE / 2; /* int8 = 0.5 word size*/
188}
189
190/* ------------------------------------------------------------------------- */
191
192uint32 bbs_UInt8Arr_memWrite( struct bbs_Context* cpA,
193 const struct bbs_UInt8Arr* ptrA,
194 uint16* memPtrA )
195{
196 uint32 memSizeL = bbs_UInt8Arr_memSize( cpA, ptrA );
197 memPtrA += bbs_memWrite32( &memSizeL, memPtrA );
198 memPtrA += bbs_memWrite32( &ptrA->sizeE, memPtrA );
199 memPtrA += bbs_memWrite16Arr( cpA, ptrA->arrPtrE, ptrA->sizeE / 2, memPtrA );
200 return memSizeL;
201}
202
203/* ------------------------------------------------------------------------- */
204
205uint32 bbs_UInt8Arr_memRead( struct bbs_Context* cpA,
206 struct bbs_UInt8Arr* ptrA,
207 const uint16* memPtrA,
208 struct bbs_MemSeg* mspA )
209{
210 uint32 memSizeL, sizeL;
211 if( bbs_Context_error( cpA ) ) return 0;
212 memPtrA += bbs_memRead32( &memSizeL, memPtrA );
213 memPtrA += bbs_memRead32( &sizeL, memPtrA );
214 bbs_UInt8Arr_create( cpA, ptrA, sizeL, mspA );
215 memPtrA += bbs_memRead16Arr( cpA, ptrA->arrPtrE, ptrA->sizeE / 2, memPtrA );
216
217 if( memSizeL != bbs_UInt8Arr_memSize( cpA, ptrA ) )
218 {
219 bbs_ERR0( bbs_ERR_CORRUPT_DATA, "uint32 bbs_UInt8Arr_memRead( const struct bbs_UInt8Arr*, const uint16* ):\n"
220 "size mismatch" );
221 return 0;
222 }
223 return memSizeL;
224}
225
226/* ------------------------------------------------------------------------- */
227
228/* ========================================================================= */
229/* */
230/* ---- \ghd{ exec functions } --------------------------------------------- */
231/* */
232/* ========================================================================= */
233
234/* ------------------------------------------------------------------------- */
235
236void bbs_UInt8Arr_fill( struct bbs_Context* cpA,
237 struct bbs_UInt8Arr* ptrA,
238 uint8 valA )
239{
240 uint32 iL;
241 for( iL = 0; iL < ptrA->sizeE; iL++ )
242 {
243 ptrA->arrPtrE[ iL ] = valA;
244 }
245}
246
247/* ------------------------------------------------------------------------- */
248
249/* ========================================================================= */
250
251