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/UInt16Arr.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_UInt16Arr_init(struct bbs_Context * cpA,struct bbs_UInt16Arr * ptrA)40 void bbs_UInt16Arr_init( struct bbs_Context* cpA,
41 						 struct bbs_UInt16Arr* ptrA )
42 {
43 	ptrA->arrPtrE = NULL;
44 	ptrA->sizeE = 0;
45 	ptrA->allocatedSizeE = 0;
46 	ptrA->mspE = NULL;
47 }
48 
49 /* ------------------------------------------------------------------------- */
50 
bbs_UInt16Arr_exit(struct bbs_Context * cpA,struct bbs_UInt16Arr * ptrA)51 void bbs_UInt16Arr_exit( struct bbs_Context* cpA,
52 						 struct bbs_UInt16Arr* 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_UInt16Arr_copy(struct bbs_Context * cpA,struct bbs_UInt16Arr * ptrA,const struct bbs_UInt16Arr * srcPtrA)71 void bbs_UInt16Arr_copy( struct bbs_Context* cpA,
72 						 struct bbs_UInt16Arr* ptrA,
73 						 const struct bbs_UInt16Arr* srcPtrA )
74 {
75 #ifdef DEBUG1
76 	if( ptrA->allocatedSizeE < srcPtrA->allocatedSizeE )
77 	{
78 		bbs_ERROR0( "void bbs_UInt16Arr_copy( ... ):\n"
79 				   "Unsufficient allocated memory in destination array." );
80 		return;
81 	}
82 #endif
83 	bbs_UInt16Arr_size( cpA, ptrA, srcPtrA->sizeE );
84 	bbs_memcpy16( ptrA->arrPtrE, srcPtrA->arrPtrE, srcPtrA->sizeE * bbs_SIZEOF16( uint16 ) );
85 }
86 
87 /* ------------------------------------------------------------------------- */
88 
bbs_UInt16Arr_equal(struct bbs_Context * cpA,const struct bbs_UInt16Arr * ptrA,const struct bbs_UInt16Arr * srcPtrA)89 flag bbs_UInt16Arr_equal( struct bbs_Context* cpA,
90 						  const struct bbs_UInt16Arr* ptrA,
91 						  const struct bbs_UInt16Arr* srcPtrA )
92 {
93 	uint32 iL;
94 	const uint16* ptr1L = ptrA->arrPtrE;
95 	const uint16* 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_UInt16Arr_checkSum(struct bbs_Context * cpA,const struct bbs_UInt16Arr * ptrA,uint32 startIndexA,uint32 sizeA)114 uint32 bbs_UInt16Arr_checkSum( struct bbs_Context* cpA,
115 							   const struct bbs_UInt16Arr* ptrA,
116 							   uint32 startIndexA, uint32 sizeA )
117 {
118 	uint32 iL;
119 	uint32 sumL = 0;
120 	const uint16* ptrL = ptrA->arrPtrE + startIndexA;
121 	for( iL = sizeA; iL > 0; iL-- )
122 	{
123 		sumL += *ptrL++;
124 	}
125 	return sumL;
126 }
127 
128 /* ------------------------------------------------------------------------- */
129 
bbs_UInt16Arr_heapSize(struct bbs_Context * cpA,const struct bbs_UInt16Arr * ptrA,uint32 sizeA)130 uint32 bbs_UInt16Arr_heapSize( struct bbs_Context* cpA,
131 							   const struct bbs_UInt16Arr* ptrA,
132 							   uint32 sizeA )
133 {
134 	return sizeA * bbs_SIZEOF16( uint16 ) + bbs_MEM_BLOCK_OVERHD;
135 }
136 
137 /* ------------------------------------------------------------------------- */
138 
139 /* ========================================================================= */
140 /*                                                                           */
141 /* ---- \ghd{ modify functions } ------------------------------------------- */
142 /*                                                                           */
143 /* ========================================================================= */
144 
145 /* ------------------------------------------------------------------------- */
146 
bbs_UInt16Arr_size(struct bbs_Context * cpA,struct bbs_UInt16Arr * ptrA,uint32 sizeA)147 void bbs_UInt16Arr_size( struct bbs_Context* cpA,
148 						 struct bbs_UInt16Arr* ptrA,
149 						 uint32 sizeA )
150 {
151 	if( ptrA->allocatedSizeE < sizeA )
152 	{
153 		bbs_ERROR1( "void bbs_UInt16Arr_size( struct bbs_UInt16Arr*, uint32 sizeA ):\n"
154 				   "Unsufficient allocated memory (allocatedSizeE = '%i')",
155 				   ptrA->allocatedSizeE );
156 		return;
157 	}
158 	ptrA->sizeE = sizeA;
159 }
160 
161 /* ------------------------------------------------------------------------- */
162 
bbs_UInt16Arr_create(struct bbs_Context * cpA,struct bbs_UInt16Arr * ptrA,uint32 sizeA,struct bbs_MemSeg * mspA)163 void bbs_UInt16Arr_create( struct bbs_Context* cpA,
164 						   struct bbs_UInt16Arr* ptrA,
165 						   uint32 sizeA,
166 						   struct bbs_MemSeg* mspA )
167 {
168 	if( bbs_Context_error( cpA ) ) return;
169 	if( ptrA->sizeE == sizeA ) return;
170 	if( ptrA->arrPtrE != 0 )
171 	{
172 		bbs_UInt16Arr_size( cpA, ptrA, sizeA );
173 	}
174 	else
175 	{
176 		ptrA->arrPtrE = bbs_MemSeg_alloc( cpA, mspA, sizeA * bbs_SIZEOF16( uint16 ) );
177 		if( bbs_Context_error( cpA ) ) return;
178 		ptrA->allocatedSizeE = sizeA;
179 		ptrA->sizeE = sizeA;
180 		if( !mspA->sharedE ) ptrA->mspE = mspA;
181 	}
182 }
183 
184 /* ------------------------------------------------------------------------- */
185 
186 /* ========================================================================= */
187 /*                                                                           */
188 /* ---- \ghd{ I/O } -------------------------------------------------------- */
189 /*                                                                           */
190 /* ========================================================================= */
191 
192 /* ------------------------------------------------------------------------- */
193 
bbs_UInt16Arr_memSize(struct bbs_Context * cpA,const struct bbs_UInt16Arr * ptrA)194 uint32 bbs_UInt16Arr_memSize( struct bbs_Context* cpA,
195 							  const struct bbs_UInt16Arr* ptrA )
196 {
197 	return bbs_SIZEOF16( uint32 ) + bbs_SIZEOF16( ptrA->sizeE ) +
198 										ptrA->sizeE * bbs_SIZEOF16( uint16 );
199 }
200 
201 /* ------------------------------------------------------------------------- */
202 
bbs_UInt16Arr_memWrite(struct bbs_Context * cpA,const struct bbs_UInt16Arr * ptrA,uint16 * memPtrA)203 uint32 bbs_UInt16Arr_memWrite( struct bbs_Context* cpA,
204 							   const struct bbs_UInt16Arr* ptrA,
205 							   uint16* memPtrA )
206 {
207 	uint32 memSizeL = bbs_UInt16Arr_memSize( cpA, ptrA );
208 	memPtrA += bbs_memWrite32( &memSizeL, memPtrA );
209 	memPtrA += bbs_memWrite32( &ptrA->sizeE, memPtrA );
210 	memPtrA += bbs_memWrite16Arr( cpA, ptrA->arrPtrE, ptrA->sizeE, memPtrA );
211 	return memSizeL;
212 }
213 
214 /* ------------------------------------------------------------------------- */
215 
bbs_UInt16Arr_memRead(struct bbs_Context * cpA,struct bbs_UInt16Arr * ptrA,const uint16 * memPtrA,struct bbs_MemSeg * mspA)216 uint32 bbs_UInt16Arr_memRead( struct bbs_Context* cpA,
217 							  struct bbs_UInt16Arr* ptrA,
218 							  const uint16* memPtrA,
219 						      struct bbs_MemSeg* mspA )
220 {
221 	uint32 memSizeL, sizeL;
222 	if( bbs_Context_error( cpA ) ) return 0;
223 	memPtrA += bbs_memRead32( &memSizeL, memPtrA );
224 	memPtrA += bbs_memRead32( &sizeL, memPtrA );
225 	bbs_UInt16Arr_create( cpA, ptrA, sizeL, mspA );
226 	memPtrA += bbs_memRead16Arr( cpA, ptrA->arrPtrE, ptrA->sizeE, memPtrA );
227 
228 	if( memSizeL != bbs_UInt16Arr_memSize( cpA, ptrA ) )
229 	{
230 		bbs_ERR0( bbs_ERR_CORRUPT_DATA, "uint32 bbs_UInt16Arr_memRead( const struct bbs_UInt16Arr*, const uint16* ):\n"
231                    "size mismatch" );
232 		return 0;
233 	}
234 	return memSizeL;
235 }
236 
237 /* ------------------------------------------------------------------------- */
238 
239 /* ========================================================================= */
240 /*                                                                           */
241 /* ---- \ghd{ exec functions } --------------------------------------------- */
242 /*                                                                           */
243 /* ========================================================================= */
244 
245 /* ------------------------------------------------------------------------- */
246 
bbs_UInt16Arr_fill(struct bbs_Context * cpA,struct bbs_UInt16Arr * ptrA,uint16 valA)247 void bbs_UInt16Arr_fill( struct bbs_Context* cpA,
248 						 struct bbs_UInt16Arr* ptrA,
249 						 uint16 valA )
250 {
251 	uint32 iL;
252 	for( iL = 0; iL < ptrA->sizeE; iL++ )
253 	{
254 		ptrA->arrPtrE[ iL ] = valA;
255 	}
256 }
257 
258 /* ------------------------------------------------------------------------- */
259 
260 /* ========================================================================= */
261 
262 
263