auto import from //depot/cupcake/@135843
[android/platform/external/neven.git] / Embedded / common / src / b_BasicEm / Int8Arr.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/Int8Arr.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_Int8Arr_init( struct bbs_Context* cpA,
41                                            struct bbs_Int8Arr* 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_Int8Arr_exit( struct bbs_Context* cpA,
52                                            struct bbs_Int8Arr* 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_Int8Arr_copy( struct bbs_Context* cpA,
72                                            struct bbs_Int8Arr* ptrA, 
73                                            const struct bbs_Int8Arr* srcPtrA )
74 {
75 #ifdef DEBUG1
76         if( ptrA->allocatedSizeE < srcPtrA->allocatedSizeE )
77         {
78                 bbs_ERROR0( "void bbs_Int8Arr_copy(...):\n"
79                                    "Unsufficient allocated memory in destination array." );             
80                 return;
81         }
82 #endif
83         bbs_Int8Arr_size( cpA, ptrA, srcPtrA->sizeE );
84         bbs_memcpy16( ptrA->arrPtrE, srcPtrA->arrPtrE, srcPtrA->sizeE >> 1 ); 
85 }
86
87 /* ------------------------------------------------------------------------- */
88
89 flag bbs_Int8Arr_equal( struct bbs_Context* cpA,
90                                             const struct bbs_Int8Arr* ptrA, 
91                                                 const struct bbs_Int8Arr* srcPtrA )
92 {
93         long iL;
94         const int8* ptr1L = ptrA->arrPtrE;
95         const int8* 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_Int8Arr_heapSize( struct bbs_Context* cpA,
115                                                          const struct bbs_Int8Arr* 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         
131 void bbs_Int8Arr_create( struct bbs_Context* cpA,
132                                                  struct bbs_Int8Arr* 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_Int8Arr_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
159 void bbs_Int8Arr_size( struct bbs_Context* cpA,
160                                            struct bbs_Int8Arr* ptrA, 
161                                            uint32 sizeA )
162 {
163         if( ptrA->allocatedSizeE < sizeA )
164         {
165                 bbs_ERROR1( "void bbs_Int8Arr_size( struct bbs_Int8Arr*, 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         
183 uint32 bbs_Int8Arr_memSize( struct bbs_Context* cpA,
184                                                     const struct bbs_Int8Arr* ptrA )
185 {
186         return bbs_SIZEOF16( uint32 ) + bbs_SIZEOF16( ptrA->sizeE ) + 
187                                                                                 ptrA->sizeE / 2; /* int8 = 0.5 word size*/
188 }
189
190 /* ------------------------------------------------------------------------- */
191         
192 uint32 bbs_Int8Arr_memWrite( struct bbs_Context* cpA,
193                                                          const struct bbs_Int8Arr* ptrA, 
194                                                          uint16* memPtrA )
195 {
196         uint32 memSizeL = bbs_Int8Arr_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         /*bbs_memcpy( memPtrA, ptrA->arrPtrE, ptrA->sizeE );*/
201         return memSizeL;
202 }
203
204 /* ------------------------------------------------------------------------- */
205         
206 uint32 bbs_Int8Arr_memRead( struct bbs_Context* cpA,
207                                                     struct bbs_Int8Arr* ptrA, 
208                                                     const uint16* memPtrA,
209                                                         struct bbs_MemSeg* mspA )
210 {
211         uint32 memSizeL, sizeL;
212         if( bbs_Context_error( cpA ) ) return 0;
213         memPtrA += bbs_memRead32( &memSizeL, memPtrA );
214         memPtrA += bbs_memRead32( &sizeL, memPtrA );
215         bbs_Int8Arr_create( cpA, ptrA, sizeL, mspA );
216         memPtrA += bbs_memRead16Arr( cpA, ptrA->arrPtrE, ptrA->sizeE / 2, memPtrA );
217
218         if( memSizeL != bbs_Int8Arr_memSize( cpA, ptrA ) )
219         {
220                 bbs_ERR0( bbs_ERR_CORRUPT_DATA, "uint32 bbs_Int8Arr_memRead( const struct bbs_Int8Arr*, const uint16* ):\n"
221                    "size mismatch" ); 
222                 return 0;
223         }
224         return memSizeL;
225 }
226
227 /* ------------------------------------------------------------------------- */
228         
229 /* ========================================================================= */
230 /*                                                                           */
231 /* ---- \ghd{ exec functions } --------------------------------------------- */
232 /*                                                                           */
233 /* ========================================================================= */
234         
235 /* ------------------------------------------------------------------------- */
236
237 void bbs_Int8Arr_fill( struct bbs_Context* cpA,
238                                            struct bbs_Int8Arr* ptrA, 
239                                            int8 valA )
240 {
241         uint32 iL;
242         for( iL = 0; iL < ptrA->sizeE; iL++ )
243         {
244                 ptrA->arrPtrE[ iL ] = valA;
245         }
246 }
247
248 /* ------------------------------------------------------------------------- */
249
250 /* ========================================================================= */
251
252