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/Int16Arr.h"
21
22 #ifndef bbs_TYPES_64_AVAILABLE
23 #include <stdint.h>
24 #endif
25
26 /* ------------------------------------------------------------------------- */
27
28 /* ========================================================================= */
29 /* */
30 /* ---- \ghd{ auxiliary functions } ---------------------------------------- */
31 /* */
32 /* ========================================================================= */
33
34 /* ------------------------------------------------------------------------- */
35
36 /* ========================================================================= */
37 /* */
38 /* ---- \ghd{ constructor / destructor } ----------------------------------- */
39 /* */
40 /* ========================================================================= */
41
42 /* ------------------------------------------------------------------------- */
43
bbs_Int16Arr_init(struct bbs_Context * cpA,struct bbs_Int16Arr * ptrA)44 void bbs_Int16Arr_init( struct bbs_Context* cpA,
45 struct bbs_Int16Arr* ptrA )
46 {
47 ptrA->arrPtrE = NULL;
48 ptrA->sizeE = 0;
49 ptrA->allocatedSizeE = 0;
50 ptrA->mspE = NULL;
51 }
52
53 /* ------------------------------------------------------------------------- */
54
bbs_Int16Arr_exit(struct bbs_Context * cpA,struct bbs_Int16Arr * ptrA)55 void bbs_Int16Arr_exit( struct bbs_Context* cpA,
56 struct bbs_Int16Arr* ptrA )
57 {
58 bbs_MemSeg_free( cpA, ptrA->mspE, ptrA->arrPtrE );
59 ptrA->arrPtrE = NULL;
60 ptrA->mspE = NULL;
61 ptrA->sizeE = 0;
62 ptrA->allocatedSizeE = 0;
63 }
64
65 /* ------------------------------------------------------------------------- */
66
67 /* ========================================================================= */
68 /* */
69 /* ---- \ghd{ operators } -------------------------------------------------- */
70 /* */
71 /* ========================================================================= */
72
73 /* ------------------------------------------------------------------------- */
74
bbs_Int16Arr_copy(struct bbs_Context * cpA,struct bbs_Int16Arr * ptrA,const struct bbs_Int16Arr * srcPtrA)75 void bbs_Int16Arr_copy( struct bbs_Context* cpA,
76 struct bbs_Int16Arr* ptrA,
77 const struct bbs_Int16Arr* srcPtrA )
78 {
79 #ifdef DEBUG1
80 if( ptrA->allocatedSizeE < srcPtrA->sizeE )
81 {
82 bbs_ERROR0( "void bbs_Int16Arr_copy(...):\n"
83 "Insufficient allocated memory in destination array." );
84 return;
85 }
86 #endif
87 bbs_Int16Arr_size( cpA, ptrA, srcPtrA->sizeE );
88 bbs_memcpy16( ptrA->arrPtrE, srcPtrA->arrPtrE, srcPtrA->sizeE * bbs_SIZEOF16( int16 ) );
89 }
90
91 /* ------------------------------------------------------------------------- */
92
bbs_Int16Arr_equal(struct bbs_Context * cpA,const struct bbs_Int16Arr * ptrA,const struct bbs_Int16Arr * srcPtrA)93 flag bbs_Int16Arr_equal( struct bbs_Context* cpA,
94 const struct bbs_Int16Arr* ptrA,
95 const struct bbs_Int16Arr* srcPtrA )
96 {
97 uint32 iL;
98 const int16* ptr1L = ptrA->arrPtrE;
99 const int16* ptr2L = srcPtrA->arrPtrE;
100 if( ptrA->sizeE != srcPtrA->sizeE ) return FALSE;
101 for( iL = ptrA->sizeE; iL > 0; iL-- )
102 {
103 if( *ptr1L++ != *ptr2L++ ) return FALSE;
104 }
105 return TRUE;
106 }
107
108 /* ------------------------------------------------------------------------- */
109
110 /* ========================================================================= */
111 /* */
112 /* ---- \ghd{ query functions } -------------------------------------------- */
113 /* */
114 /* ========================================================================= */
115
116 /* ------------------------------------------------------------------------- */
117
bbs_Int16Arr_heapSize(struct bbs_Context * cpA,const struct bbs_Int16Arr * ptrA,uint32 sizeA)118 uint32 bbs_Int16Arr_heapSize( struct bbs_Context* cpA,
119 const struct bbs_Int16Arr* ptrA,
120 uint32 sizeA )
121 {
122 return sizeA * bbs_SIZEOF16( int16 ) + bbs_MEM_BLOCK_OVERHD;
123 }
124
125 /* ------------------------------------------------------------------------- */
126
127 /* ========================================================================= */
128 /* */
129 /* ---- \ghd{ modify functions } ------------------------------------------- */
130 /* */
131 /* ========================================================================= */
132
133 /* ------------------------------------------------------------------------- */
134
bbs_Int16Arr_create(struct bbs_Context * cpA,struct bbs_Int16Arr * ptrA,uint32 sizeA,struct bbs_MemSeg * mspA)135 void bbs_Int16Arr_create( struct bbs_Context* cpA,
136 struct bbs_Int16Arr* ptrA,
137 uint32 sizeA,
138 struct bbs_MemSeg* mspA )
139 {
140 if( bbs_Context_error( cpA ) ) return;
141 if( ptrA->sizeE == sizeA ) return;
142 if( ptrA->arrPtrE != 0 )
143 {
144 bbs_Int16Arr_size( cpA, ptrA, sizeA );
145 }
146 else
147 {
148 ptrA->arrPtrE = bbs_MemSeg_alloc( cpA, mspA, sizeA * bbs_SIZEOF16( int16 ) );
149 if( bbs_Context_error( cpA ) ) return;
150 ptrA->allocatedSizeE = sizeA;
151 ptrA->sizeE = sizeA;
152 if( !mspA->sharedE ) ptrA->mspE = mspA;
153 }
154 }
155
156 /* ------------------------------------------------------------------------- */
157
bbs_Int16Arr_createAligned(struct bbs_Context * cpA,struct bbs_Int16Arr * ptrA,uint32 sizeA,struct bbs_MemSeg * mspA,struct bbs_Int16Arr * allocPtrA,uint32 alignBytesA)158 void bbs_Int16Arr_createAligned( struct bbs_Context* cpA,
159 struct bbs_Int16Arr* ptrA,
160 uint32 sizeA,
161 struct bbs_MemSeg* mspA,
162 struct bbs_Int16Arr* allocPtrA,
163 uint32 alignBytesA )
164 {
165 /* allocate extra memory for alignment */
166 bbs_Int16Arr_create( cpA, allocPtrA, sizeA + ( ( alignBytesA - 1 ) >> 1 ), mspA );
167
168 /* set members of ptrA */
169 ptrA->mspE = 0; /* no own allocated memory */
170 ptrA->sizeE = sizeA;
171 ptrA->allocatedSizeE = ptrA->sizeE;
172 ptrA->arrPtrE = allocPtrA->arrPtrE;
173
174 #if defined( WIN32 ) || defined( _WIN32_WCE )
175 /* disable warning "pointer truncation...": */
176 #pragma warning( disable : 4311 )
177 #endif
178
179
180 /* align memory */
181 #ifdef bbs_TYPES_64_AVAILABLE
182
183 while( ( ( ( uint64 ) ptrA->arrPtrE ) & ( alignBytesA - 1 ) ) )
184 {
185 ptrA->arrPtrE++;
186 }
187 #else
188 while( ( ( ( uintptr_t ) ptrA->arrPtrE ) & ( alignBytesA - 1 ) ) )
189 {
190 ptrA->arrPtrE++;
191 }
192 #endif
193
194 }
195
196 /* ------------------------------------------------------------------------- */
197
bbs_Int16Arr_size(struct bbs_Context * cpA,struct bbs_Int16Arr * ptrA,uint32 sizeA)198 void bbs_Int16Arr_size( struct bbs_Context* cpA,
199 struct bbs_Int16Arr* ptrA,
200 uint32 sizeA )
201 {
202 if( ptrA->allocatedSizeE < sizeA )
203 {
204 bbs_ERROR1( "void bbs_Int16Arr_size( struct bbs_Int16Arr*, uint32 sizeA ):\n"
205 "Unsufficient allocated memory (allocatedSizeE = '%i')",
206 ptrA->allocatedSizeE );
207 return;
208 }
209 ptrA->sizeE = sizeA;
210 }
211
212 /* ------------------------------------------------------------------------- */
213
214 /* ========================================================================= */
215 /* */
216 /* ---- \ghd{ I/O } -------------------------------------------------------- */
217 /* */
218 /* ========================================================================= */
219
220 /* ------------------------------------------------------------------------- */
221
bbs_Int16Arr_memSize(struct bbs_Context * cpA,const struct bbs_Int16Arr * ptrA)222 uint32 bbs_Int16Arr_memSize( struct bbs_Context* cpA,
223 const struct bbs_Int16Arr* ptrA )
224 {
225 return bbs_SIZEOF16( uint32 ) + bbs_SIZEOF16( ptrA->sizeE ) +
226 ptrA->sizeE * bbs_SIZEOF16( int16 );
227 }
228
229 /* ------------------------------------------------------------------------- */
230
bbs_Int16Arr_memWrite(struct bbs_Context * cpA,const struct bbs_Int16Arr * ptrA,uint16 * memPtrA)231 uint32 bbs_Int16Arr_memWrite( struct bbs_Context* cpA,
232 const struct bbs_Int16Arr* ptrA,
233 uint16* memPtrA )
234 {
235 uint32 memSizeL = bbs_Int16Arr_memSize( cpA, ptrA );
236 memPtrA += bbs_memWrite32( &memSizeL, memPtrA );
237 memPtrA += bbs_memWrite32( &ptrA->sizeE, memPtrA );
238 memPtrA += bbs_memWrite16Arr( cpA, ptrA->arrPtrE, ptrA->sizeE, memPtrA );
239 return memSizeL;
240 }
241
242 /* ------------------------------------------------------------------------- */
243
bbs_Int16Arr_memRead(struct bbs_Context * cpA,struct bbs_Int16Arr * ptrA,const uint16 * memPtrA,struct bbs_MemSeg * mspA)244 uint32 bbs_Int16Arr_memRead( struct bbs_Context* cpA,
245 struct bbs_Int16Arr* ptrA,
246 const uint16* memPtrA,
247 struct bbs_MemSeg* mspA )
248 {
249 uint32 memSizeL, sizeL;
250 if( bbs_Context_error( cpA ) ) return 0;
251 memPtrA += bbs_memRead32( &memSizeL, memPtrA );
252 memPtrA += bbs_memRead32( &sizeL, memPtrA );
253 bbs_Int16Arr_create( cpA, ptrA, sizeL, mspA );
254 memPtrA += bbs_memRead16Arr( cpA, ptrA->arrPtrE, ptrA->sizeE, memPtrA );
255
256 if( memSizeL != bbs_Int16Arr_memSize( cpA, ptrA ) )
257 {
258 bbs_ERR0( bbs_ERR_CORRUPT_DATA,
259 "uint32 bbs_Int16Arr_memRead( const struct bbs_Int16Arr*, const uint16* ):\n"
260 "size mismatch" );
261 return 0;
262 }
263 return memSizeL;
264 }
265
266 /* ------------------------------------------------------------------------- */
267
268 /* ========================================================================= */
269 /* */
270 /* ---- \ghd{ exec functions } --------------------------------------------- */
271 /* */
272 /* ========================================================================= */
273
274 /* ------------------------------------------------------------------------- */
275
bbs_Int16Arr_fill(struct bbs_Context * cpA,struct bbs_Int16Arr * ptrA,int16 valA)276 void bbs_Int16Arr_fill( struct bbs_Context* cpA,
277 struct bbs_Int16Arr* ptrA,
278 int16 valA )
279 {
280 uint32 iL;
281 for( iL = 0; iL < ptrA->sizeE; iL++ )
282 {
283 ptrA->arrPtrE[ iL ] = valA;
284 }
285 }
286
287 /* ------------------------------------------------------------------------- */
288
289 /* ========================================================================= */
290
291
292