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 /* ------------------------------------------------------------------------- */
23
24 /* ========================================================================= */
25 /* */
26 /* ---- \ghd{ auxiliary functions } ---------------------------------------- */
27 /* */
28 /* ========================================================================= */
29
30 /* ------------------------------------------------------------------------- */
31
32 /* ========================================================================= */
33 /* */
34 /* ---- \ghd{ constructor / destructor } ----------------------------------- */
35 /* */
36 /* ========================================================================= */
37
38 /* ------------------------------------------------------------------------- */
39
bbs_Int16Arr_init(struct bbs_Context * cpA,struct bbs_Int16Arr * ptrA)40 void bbs_Int16Arr_init( struct bbs_Context* cpA,
41 struct bbs_Int16Arr* ptrA )
42 {
43 ptrA->arrPtrE = NULL;
44 ptrA->sizeE = 0;
45 ptrA->allocatedSizeE = 0;
46 ptrA->mspE = NULL;
47 }
48
49 /* ------------------------------------------------------------------------- */
50
bbs_Int16Arr_exit(struct bbs_Context * cpA,struct bbs_Int16Arr * ptrA)51 void bbs_Int16Arr_exit( struct bbs_Context* cpA,
52 struct bbs_Int16Arr* 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
bbs_Int16Arr_copy(struct bbs_Context * cpA,struct bbs_Int16Arr * ptrA,const struct bbs_Int16Arr * srcPtrA)71 void bbs_Int16Arr_copy( struct bbs_Context* cpA,
72 struct bbs_Int16Arr* ptrA,
73 const struct bbs_Int16Arr* srcPtrA )
74 {
75 #ifdef DEBUG1
76 if( ptrA->allocatedSizeE < srcPtrA->sizeE )
77 {
78 bbs_ERROR0( "void bbs_Int16Arr_copy(...):\n"
79 "Insufficient allocated memory in destination array." );
80 return;
81 }
82 #endif
83 bbs_Int16Arr_size( cpA, ptrA, srcPtrA->sizeE );
84 bbs_memcpy16( ptrA->arrPtrE, srcPtrA->arrPtrE, srcPtrA->sizeE * bbs_SIZEOF16( int16 ) );
85 }
86
87 /* ------------------------------------------------------------------------- */
88
bbs_Int16Arr_equal(struct bbs_Context * cpA,const struct bbs_Int16Arr * ptrA,const struct bbs_Int16Arr * srcPtrA)89 flag bbs_Int16Arr_equal( struct bbs_Context* cpA,
90 const struct bbs_Int16Arr* ptrA,
91 const struct bbs_Int16Arr* srcPtrA )
92 {
93 uint32 iL;
94 const int16* ptr1L = ptrA->arrPtrE;
95 const int16* 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
bbs_Int16Arr_heapSize(struct bbs_Context * cpA,const struct bbs_Int16Arr * ptrA,uint32 sizeA)114 uint32 bbs_Int16Arr_heapSize( struct bbs_Context* cpA,
115 const struct bbs_Int16Arr* ptrA,
116 uint32 sizeA )
117 {
118 return sizeA * bbs_SIZEOF16( int16 ) + bbs_MEM_BLOCK_OVERHD;
119 }
120
121 /* ------------------------------------------------------------------------- */
122
123 /* ========================================================================= */
124 /* */
125 /* ---- \ghd{ modify functions } ------------------------------------------- */
126 /* */
127 /* ========================================================================= */
128
129 /* ------------------------------------------------------------------------- */
130
bbs_Int16Arr_create(struct bbs_Context * cpA,struct bbs_Int16Arr * ptrA,uint32 sizeA,struct bbs_MemSeg * mspA)131 void bbs_Int16Arr_create( struct bbs_Context* cpA,
132 struct bbs_Int16Arr* 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_Int16Arr_size( cpA, ptrA, sizeA );
141 }
142 else
143 {
144 ptrA->arrPtrE = bbs_MemSeg_alloc( cpA, mspA, sizeA * bbs_SIZEOF16( int16 ) );
145 if( bbs_Context_error( cpA ) ) return;
146 ptrA->allocatedSizeE = sizeA;
147 ptrA->sizeE = sizeA;
148 if( !mspA->sharedE ) ptrA->mspE = mspA;
149 }
150 }
151
152 /* ------------------------------------------------------------------------- */
153
bbs_Int16Arr_createAligned(struct bbs_Context * cpA,struct bbs_Int16Arr * ptrA,uint32 sizeA,struct bbs_MemSeg * mspA,struct bbs_Int16Arr * allocPtrA,uint32 alignBytesA)154 void bbs_Int16Arr_createAligned( struct bbs_Context* cpA,
155 struct bbs_Int16Arr* ptrA,
156 uint32 sizeA,
157 struct bbs_MemSeg* mspA,
158 struct bbs_Int16Arr* allocPtrA,
159 uint32 alignBytesA )
160 {
161 /* allocate extra memory for alignment */
162 bbs_Int16Arr_create( cpA, allocPtrA, sizeA + ( ( alignBytesA - 1 ) >> 1 ), mspA );
163
164 /* set members of ptrA */
165 ptrA->mspE = 0; /* no own allocated memory */
166 ptrA->sizeE = sizeA;
167 ptrA->allocatedSizeE = ptrA->sizeE;
168 ptrA->arrPtrE = allocPtrA->arrPtrE;
169
170 #if defined( WIN32 ) || defined( _WIN32_WCE )
171 /* disable warning "pointer truncation...": */
172 #pragma warning( disable : 4311 )
173 #endif
174
175
176 /* align memory */
177 #ifdef bbs_TYPES_64_AVAILABLE
178
179 while( ( ( ( uint64 ) ptrA->arrPtrE ) & ( alignBytesA - 1 ) ) )
180 {
181 ptrA->arrPtrE++;
182 }
183 #else
184 while( ( ( ( uint32 ) ptrA->arrPtrE ) & ( alignBytesA - 1 ) ) )
185 {
186 ptrA->arrPtrE++;
187 }
188 #endif
189
190 }
191
192 /* ------------------------------------------------------------------------- */
193
bbs_Int16Arr_size(struct bbs_Context * cpA,struct bbs_Int16Arr * ptrA,uint32 sizeA)194 void bbs_Int16Arr_size( struct bbs_Context* cpA,
195 struct bbs_Int16Arr* ptrA,
196 uint32 sizeA )
197 {
198 if( ptrA->allocatedSizeE < sizeA )
199 {
200 bbs_ERROR1( "void bbs_Int16Arr_size( struct bbs_Int16Arr*, uint32 sizeA ):\n"
201 "Unsufficient allocated memory (allocatedSizeE = '%i')",
202 ptrA->allocatedSizeE );
203 return;
204 }
205 ptrA->sizeE = sizeA;
206 }
207
208 /* ------------------------------------------------------------------------- */
209
210 /* ========================================================================= */
211 /* */
212 /* ---- \ghd{ I/O } -------------------------------------------------------- */
213 /* */
214 /* ========================================================================= */
215
216 /* ------------------------------------------------------------------------- */
217
bbs_Int16Arr_memSize(struct bbs_Context * cpA,const struct bbs_Int16Arr * ptrA)218 uint32 bbs_Int16Arr_memSize( struct bbs_Context* cpA,
219 const struct bbs_Int16Arr* ptrA )
220 {
221 return bbs_SIZEOF16( uint32 ) + bbs_SIZEOF16( ptrA->sizeE ) +
222 ptrA->sizeE * bbs_SIZEOF16( int16 );
223 }
224
225 /* ------------------------------------------------------------------------- */
226
bbs_Int16Arr_memWrite(struct bbs_Context * cpA,const struct bbs_Int16Arr * ptrA,uint16 * memPtrA)227 uint32 bbs_Int16Arr_memWrite( struct bbs_Context* cpA,
228 const struct bbs_Int16Arr* ptrA,
229 uint16* memPtrA )
230 {
231 uint32 memSizeL = bbs_Int16Arr_memSize( cpA, ptrA );
232 memPtrA += bbs_memWrite32( &memSizeL, memPtrA );
233 memPtrA += bbs_memWrite32( &ptrA->sizeE, memPtrA );
234 memPtrA += bbs_memWrite16Arr( cpA, ptrA->arrPtrE, ptrA->sizeE, memPtrA );
235 return memSizeL;
236 }
237
238 /* ------------------------------------------------------------------------- */
239
bbs_Int16Arr_memRead(struct bbs_Context * cpA,struct bbs_Int16Arr * ptrA,const uint16 * memPtrA,struct bbs_MemSeg * mspA)240 uint32 bbs_Int16Arr_memRead( struct bbs_Context* cpA,
241 struct bbs_Int16Arr* ptrA,
242 const uint16* memPtrA,
243 struct bbs_MemSeg* mspA )
244 {
245 uint32 memSizeL, sizeL;
246 if( bbs_Context_error( cpA ) ) return 0;
247 memPtrA += bbs_memRead32( &memSizeL, memPtrA );
248 memPtrA += bbs_memRead32( &sizeL, memPtrA );
249 bbs_Int16Arr_create( cpA, ptrA, sizeL, mspA );
250 memPtrA += bbs_memRead16Arr( cpA, ptrA->arrPtrE, ptrA->sizeE, memPtrA );
251
252 if( memSizeL != bbs_Int16Arr_memSize( cpA, ptrA ) )
253 {
254 bbs_ERR0( bbs_ERR_CORRUPT_DATA,
255 "uint32 bbs_Int16Arr_memRead( const struct bbs_Int16Arr*, const uint16* ):\n"
256 "size mismatch" );
257 return 0;
258 }
259 return memSizeL;
260 }
261
262 /* ------------------------------------------------------------------------- */
263
264 /* ========================================================================= */
265 /* */
266 /* ---- \ghd{ exec functions } --------------------------------------------- */
267 /* */
268 /* ========================================================================= */
269
270 /* ------------------------------------------------------------------------- */
271
bbs_Int16Arr_fill(struct bbs_Context * cpA,struct bbs_Int16Arr * ptrA,int16 valA)272 void bbs_Int16Arr_fill( struct bbs_Context* cpA,
273 struct bbs_Int16Arr* ptrA,
274 int16 valA )
275 {
276 uint32 iL;
277 for( iL = 0; iL < ptrA->sizeE; iL++ )
278 {
279 ptrA->arrPtrE[ iL ] = valA;
280 }
281 }
282
283 /* ------------------------------------------------------------------------- */
284
285 /* ========================================================================= */
286
287
288