/* -*-mode: C; compile-command: "cd XWords4; ../scripts/ndkbuild.sh"; -*- */ #include #include #include #include "anddict.h" #include "xptypes.h" #include "dictnry.h" #include "strutils.h" #include "utilwrapper.h" typedef struct _AndDictionaryCtxt { DictionaryCtxt super; XW_UtilCtxt* util; JNIEnv *env; XP_U8* bytes; } AndDictionaryCtxt; void dict_splitFaces( DictionaryCtxt* dict, const XP_U8* bytes, XP_U16 nBytes, XP_U16 nFaces ) { LOG_FUNC(); XP_UCHAR* faces = (XP_UCHAR*)XP_CALLOC( dict->mpool, nBytes + nFaces ); XP_UCHAR** ptrs = (XP_UCHAR**)XP_CALLOC( dict->mpool, nFaces * sizeof(ptrs[0])); XP_U16 ii; XP_UCHAR* next = faces; /* now split; this will not work for utf8!!! */ for ( ii = 0; ii < nFaces; ++ii ) { ptrs[ii] = next; *next++ = *bytes++; *next++ = 0; } XP_ASSERT( next == faces + nFaces + nBytes ); XP_ASSERT( !dict->faces ); dict->faces = faces; XP_ASSERT( !dict->facePtrs ); dict->facePtrs = ptrs; } static XP_U32 n_ptr_tohl( XP_U8** inp ) { XP_U32 t; XP_MEMCPY( &t, *inp, sizeof(t) ); *inp += sizeof(t); return XP_NTOHL(t); } /* n_ptr_tohl */ static XP_U16 n_ptr_tohs( XP_U8** inp ) { XP_U16 t; XP_MEMCPY( &t, *inp, sizeof(t) ); *inp += sizeof(t); return XP_NTOHS(t); } /* n_ptr_tohs */ static XP_U16 andCountSpecials( AndDictionaryCtxt* ctxt ) { XP_U16 result = 0; XP_U16 ii; for ( ii = 0; ii < ctxt->super.nFaces; ++ii ) { if ( IS_SPECIAL( ctxt->super.facePtrs[ii][0] ) ) { ++result; } } return result; } /* andCountSpecials */ static XP_Bitmap andMakeBitmap( AndDictionaryCtxt* ctxt, XP_U8** ptrp ) { XP_U8* ptr = *ptrp; XP_U8 nCols = *ptr++; jobject bitmap = NULL; if ( nCols > 0 ) { XP_U8* savedDest; XP_U8 nRows = *ptr++; XP_U16 rowBytes = (nCols+7) / 8; XP_U8 srcByte = 0; XP_U8 nBits; XP_U16 ii; jboolean* colors = (jboolean*)XP_CALLOC( ctxt->super.mpool, nCols * nRows * sizeof(*colors) ); jboolean* next = colors; nBits = nRows * nCols; for ( ii = 0; ii < nBits; ++ii ) { XP_U8 srcBitIndex = ii % 8; XP_U8 destBitIndex = (ii % nCols) % 8; XP_U8 srcMask, bit; if ( srcBitIndex == 0 ) { srcByte = *ptr++; } srcMask = 1 << (7 - srcBitIndex); XP_ASSERT( next < (colors + (nRows * nCols)) ); *next++ = ((srcByte & srcMask) == 0) ? JNI_FALSE : JNI_TRUE; } JNIEnv* env = ctxt->env; bitmap = and_util_makeJBitmap( ctxt->util, nCols, nRows, colors ); jobject tmp = (*env)->NewGlobalRef( env, bitmap ); XP_ASSERT( tmp == bitmap ); (*env)->DeleteLocalRef( env, bitmap ); XP_FREE( ctxt->super.mpool, colors ); } *ptrp = ptr; return (XP_Bitmap)bitmap; } /* andMakeBitmap */ static void andLoadSpecialData( AndDictionaryCtxt* ctxt, XP_U8** ptrp ) { XP_U16 nSpecials = andCountSpecials( ctxt ); XP_U8* ptr = *ptrp; Tile ii; XP_UCHAR** texts; SpecialBitmaps* bitmaps; texts = (XP_UCHAR**)XP_MALLOC( ctxt->super.mpool, nSpecials * sizeof(*texts) ); bitmaps = (SpecialBitmaps*) XP_CALLOC( ctxt->super.mpool, nSpecials * sizeof(*bitmaps) ); for ( ii = 0; ii < ctxt->super.nFaces; ++ii ) { const XP_UCHAR* facep = ctxt->super.facePtrs[(short)ii]; if ( IS_SPECIAL(*facep) ) { /* get the string */ XP_U8 txtlen = *ptr++; XP_UCHAR* text = (XP_UCHAR*)XP_MALLOC(ctxt->super.mpool, txtlen+1); XP_MEMCPY( text, ptr, txtlen ); ptr += txtlen; text[txtlen] = '\0'; XP_ASSERT( *facep < nSpecials ); /* firing */ texts[(int)*facep] = text; bitmaps[(int)*facep].largeBM = andMakeBitmap( ctxt, &ptr ); bitmaps[(int)*facep].smallBM = andMakeBitmap( ctxt, &ptr ); } } ctxt->super.chars = texts; ctxt->super.bitmaps = bitmaps; *ptrp = ptr; } /* andLoadSpecialData */ /** Android doesn't include iconv for C code to use, so we'll have java do it. * Cons up a string with all the tile faces (skipping the specials to make * things easier) and have java return an array of strings. Then load one at * a time into the expected null-separated format. */ static void splitFaces_via_java( JNIEnv* env, AndDictionaryCtxt* ctxt, const XP_U8* ptr, int nFaceBytes, int nFaces ) { XP_UCHAR facesBuf[nFaces*4]; /* seems a reasonable upper bound... */ int indx = 0; int offsets[nFaces]; int nBytes; int ii; jobject jstrarr = and_util_splitFaces( ctxt->util, ptr, nFaceBytes ); XP_ASSERT( (*env)->GetArrayLength( env, jstrarr ) == nFaces ); for ( ii = 0; ii < nFaces; ++ii ) { jobject jstr = (*env)->GetObjectArrayElement( env, jstrarr, ii ); offsets[ii] = indx; nBytes = (*env)->GetStringUTFLength( env, jstr ); const char* bytes = (*env)->GetStringUTFChars( env, jstr, NULL ); char* end; long numval = strtol( bytes, &end, 10 ); if ( end > bytes ) { XP_ASSERT( numval < 32 ); nBytes = 1; facesBuf[indx] = (XP_UCHAR)numval; } else { XP_MEMCPY( &facesBuf[indx], bytes, nBytes ); } (*env)->ReleaseStringUTFChars( env, jstr, bytes ); (*env)->DeleteLocalRef( env, jstr ); indx += nBytes; facesBuf[indx++] = '\0'; XP_ASSERT( indx < VSIZE(facesBuf) ); } (*env)->DeleteLocalRef( env, jstrarr ); XP_UCHAR* faces = (XP_UCHAR*)XP_CALLOC( ctxt->super.mpool, indx ); XP_UCHAR** ptrs = (XP_UCHAR**)XP_CALLOC( ctxt->super.mpool, nFaces * sizeof(ptrs[0])); XP_MEMCPY( faces, facesBuf, indx ); for ( ii = 0; ii < nFaces; ++ii ) { ptrs[ii] = &faces[offsets[ii]]; } XP_ASSERT( !ctxt->super.faces ); ctxt->super.faces = faces; XP_ASSERT( !ctxt->super.facePtrs ); ctxt->super.facePtrs = ptrs; } /* splitFaces_via_java */ static void parseDict( AndDictionaryCtxt* ctxt, XP_U8* ptr, XP_U32 dictLength ) { while( !!ptr ) { /* lets us break.... */ XP_U32 offset; XP_U16 nFaces, numFaceBytes = 0; XP_U16 i; XP_U16 flags; void* mappedBase = (void*)ptr; XP_U8 nodeSize; XP_Bool isUTF8 = XP_FALSE; flags = n_ptr_tohs( &ptr ); if ( flags == 0x0002 ) { nodeSize = 3; } else if ( flags == 0x0003 ) { nodeSize = 4; } else if ( flags == 0x0004 ) { isUTF8 = XP_TRUE; nodeSize = 3; } else if ( flags == 0x0005 ) { isUTF8 = XP_TRUE; nodeSize = 4; } else { break; /* we want to return NULL */ } if ( isUTF8 ) { numFaceBytes = (XP_U16)(*ptr++); } nFaces = (XP_U16)(*ptr++); if ( nFaces > 64 ) { break; } ctxt->super.nodeSize = nodeSize; if ( !isUTF8 ) { numFaceBytes = nFaces * 2; } ctxt->super.nFaces = (XP_U8)nFaces; ctxt->super.isUTF8 = isUTF8; if ( isUTF8 ) { splitFaces_via_java( ctxt->env, ctxt, ptr, numFaceBytes, nFaces ); ptr += numFaceBytes; } else { XP_U8 tmp[nFaces*4]; /* should be enough... */ XP_U16 nBytes = 0; XP_U16 ii; /* Need to translate from iso-8859-n to utf8 */ for ( ii = 0; ii < nFaces; ++ii ) { XP_UCHAR ch = ptr[1]; ptr += 2; tmp[nBytes] = ch; nBytes += 1; } dict_splitFaces( &ctxt->super, tmp, nBytes, nFaces ); } ctxt->super.is_4_byte = (ctxt->super.nodeSize == 4); ctxt->super.countsAndValues = (XP_U8*)XP_MALLOC(ctxt->super.mpool, nFaces*2); ptr += 2; /* skip xloc header */ for ( i = 0; i < nFaces*2; i += 2 ) { ctxt->super.countsAndValues[i] = *ptr++; ctxt->super.countsAndValues[i+1] = *ptr++; } andLoadSpecialData( ctxt, &ptr ); dictLength -= ptr - (XP_U8*)mappedBase; if ( dictLength > sizeof(XP_U32) ) { offset = n_ptr_tohl( &ptr ); dictLength -= sizeof(offset); #ifdef NODE_CAN_4 XP_ASSERT( dictLength % ctxt->super.nodeSize == 0 ); # ifdef DEBUG ctxt->super.numEdges = dictLength / ctxt->super.nodeSize; # endif #else XP_ASSERT( dictLength % 3 == 0 ); # ifdef DEBUG ctxt->super.numEdges = dictLength / 3; # endif #endif } else { offset = 0; } if ( dictLength > 0 ) { ctxt->super.base = (array_edge*)ptr; #ifdef NODE_CAN_4 ctxt->super.topEdge = ctxt->super.base + (offset * ctxt->super.nodeSize); #else ctxt->super.topEdge = ctxt->super.base + (offset * 3); #endif } else { ctxt->super.topEdge = (array_edge*)NULL; ctxt->super.base = (array_edge*)NULL; } setBlankTile( &ctxt->super ); ctxt->super.name = copyString(ctxt->super.mpool, "no name dict" ); break; /* exit phony while loop */ } } static void and_dictionary_destroy( DictionaryCtxt* dict ) { LOG_FUNC(); AndDictionaryCtxt* ctxt = (AndDictionaryCtxt*)dict; XP_U16 nSpecials = andCountSpecials( ctxt ); XP_U16 ii; if ( !!ctxt->super.chars ) { for ( ii = 0; ii < nSpecials; ++ii ) { XP_UCHAR* text = ctxt->super.chars[ii]; if ( !!text ) { XP_FREE( ctxt->super.mpool, text ); } } XP_FREE( ctxt->super.mpool, ctxt->super.chars ); } if ( !!ctxt->super.bitmaps ) { JNIEnv* env = ctxt->env; for ( ii = 0; ii < nSpecials; ++ii ) { jobject bitmap = ctxt->super.bitmaps[ii].largeBM; if ( !!bitmap ) { (*env)->DeleteGlobalRef( env, bitmap ); } } XP_FREE( ctxt->super.mpool, ctxt->super.bitmaps ); } XP_FREE( ctxt->super.mpool, ctxt->super.faces ); XP_FREE( ctxt->super.mpool, ctxt->super.facePtrs ); XP_FREE( ctxt->super.mpool, ctxt->super.countsAndValues ); XP_FREE( ctxt->super.mpool, ctxt->super.name ); XP_FREE( ctxt->super.mpool, ctxt->bytes ); XP_FREE( ctxt->super.mpool, ctxt ); LOG_RETURN_VOID(); } DictionaryCtxt* makeDict( MPFORMAL JNIEnv *env, XW_UtilCtxt* util, jbyteArray jbytes ) { XP_Bool formatOk = XP_TRUE; XP_Bool isUTF8 = XP_FALSE; XP_U16 charSize; AndDictionaryCtxt* anddict = NULL; jsize len = (*env)->GetArrayLength( env, jbytes ); XP_LOGF( "%s: got %d bytes", __func__, len ); XP_U8* localBytes = XP_MALLOC( mpool, len ); jbyte* src = (*env)->GetByteArrayElements( env, jbytes, NULL ); XP_MEMCPY( localBytes, src, len ); (*env)->ReleaseByteArrayElements( env, jbytes, src, 0 ); anddict = (AndDictionaryCtxt*)XP_CALLOC( mpool, sizeof( *anddict ) ); dict_super_init( (DictionaryCtxt*)anddict ); anddict->super.destructor = and_dictionary_destroy; /* anddict->super.func_dict_getShortName = and_dict_getShortName; */ MPASSIGN(anddict->super.mpool, mpool); anddict->bytes = localBytes; anddict->env = env; anddict->util = util; parseDict( anddict, localBytes, len ); setBlankTile( &anddict->super ); err: return (DictionaryCtxt*)anddict; }