auto import from //depot/cupcake/@135843
[android/platform/external/neven.git] / Embedded / common / src / b_BasicEm / Int16Arr.c
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
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
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
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
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
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         
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
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
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         
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         
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         
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
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