TA_RetCode TA_FuncTableFree( TA_StringTable *table )
{
TA_PROLOG
TA_StringTablePriv *stringTablePriv;
TA_TRACE_BEGIN( TA_FuncTableFree );
if( table )
{
stringTablePriv = (TA_StringTablePriv *)table->hiddenData;
if( !stringTablePriv )
{
TA_TRACE_RETURN( TA_INTERNAL_ERROR(3) );
}
if( stringTablePriv->magicNumber != TA_STRING_TABLE_FUNC_MAGIC_NB )
{
TA_TRACE_RETURN( TA_BAD_OBJECT );
}
if( table->string )
TA_Free( (void *)table->string );
TA_Free( table );
}
TA_TRACE_RETURN( TA_SUCCESS );
}
TA_RetCode TA_GetFuncInfo( const TA_FuncHandle *handle,
const TA_FuncInfo **funcInfo )
{
TA_PROLOG
const TA_FuncDef *funcDef;
TA_TRACE_BEGIN( TA_GetFuncInfo );
if( !funcInfo || !handle )
{
TA_TRACE_RETURN( TA_BAD_PARAM );
}
/* Validate that this is a valid funcHandle. */
funcDef = (const TA_FuncDef *)handle;
if( funcDef->magicNumber != TA_FUNC_DEF_MAGIC_NB )
{
TA_TRACE_RETURN( TA_INVALID_HANDLE );
}
*funcInfo = funcDef->funcInfo;
TA_DEBUG_ASSERT( *funcInfo != NULL );
TA_TRACE_RETURN( TA_SUCCESS );
}
/**** Global functions definitions. ****/
TA_RetCode TA_GroupTableAlloc( TA_StringTable **table )
{
TA_PROLOG
TA_StringTable *stringTable;
TA_StringTablePriv *stringTablePriv;
TA_TRACE_BEGIN( TA_GroupTableAlloc );
if( table == NULL )
{
TA_TRACE_RETURN( TA_BAD_PARAM );
}
stringTable = (TA_StringTable *)TA_Malloc( sizeof(TA_StringTable) + sizeof(TA_StringTablePriv) );
if( !stringTable )
{
*table = NULL;
TA_TRACE_RETURN( TA_ALLOC_ERR );
}
memset( stringTable, 0, sizeof(TA_StringTable) + sizeof(TA_StringTablePriv) );
stringTablePriv = (TA_StringTablePriv *)(((char *)stringTable)+sizeof(TA_StringTable));
stringTablePriv->magicNumber = TA_STRING_TABLE_GROUP_MAGIC_NB;
stringTable->size = TA_NB_GROUP_ID;
stringTable->string = &TA_GroupString[0];
stringTable->hiddenData = stringTablePriv;
/* From this point, TA_FuncTableFree can be safely called. */
/* Success. Return the table to the caller. */
*table = stringTable;
TA_TRACE_RETURN( TA_SUCCESS );
}
static TA_RetCode freeFileIndexPriv( void *toBeFreed )
{
TA_PROLOG;
TA_FileIndexPriv *asciiFileData;
TA_Libc *libHandle;
TA_StringCache *stringCache;
asciiFileData = (TA_FileIndexPriv *)toBeFreed;
libHandle = asciiFileData->libHandle;
TA_TRACE_BEGIN( libHandle, freeFileIndexPriv );
stringCache = TA_GetGlobalStringCache( libHandle );
if( !asciiFileData )
{
TA_TRACE_RETURN( TA_ALLOC_ERR );
}
if( freeListAndElement( libHandle, asciiFileData->listLocationToken, freeTokenInfo ) != TA_SUCCESS )
{
TA_TRACE_RETURN( TA_ALLOC_ERR );
}
if( freeListAndElement( libHandle, asciiFileData->listCategory, freeCategoryData ) != TA_SUCCESS )
{
TA_TRACE_RETURN( TA_ALLOC_ERR );
}
if( asciiFileData->root )
TA_FileIndexFreeValueTree( libHandle, asciiFileData->root );
if( asciiFileData->scratchPad )
TA_Free( libHandle, asciiFileData->scratchPad );
if( asciiFileData->wildOneChar )
TA_StringFree( stringCache, asciiFileData->wildOneChar );
if( asciiFileData->wildZeroOrMoreChar )
TA_StringFree( stringCache, asciiFileData->wildZeroOrMoreChar );
if( asciiFileData->wildOneOrMoreChar )
TA_StringFree( stringCache, asciiFileData->wildOneOrMoreChar );
if( asciiFileData->initialCategoryString )
TA_StringFree( stringCache, asciiFileData->initialCategoryString );
if( asciiFileData->initialCategoryCountryString )
TA_StringFree( stringCache, asciiFileData->initialCategoryCountryString );
if( asciiFileData->initialCategoryExchangeString )
TA_StringFree( stringCache, asciiFileData->initialCategoryExchangeString );
if( asciiFileData->initialCategoryTypeString )
TA_StringFree( stringCache, asciiFileData->initialCategoryTypeString );
TA_Free( libHandle, asciiFileData );
TA_TRACE_RETURN( TA_SUCCESS );
}
static TA_RetCode initSymbolHandle( TA_DataSourceHandle *handle,
TA_CategoryHandle *categoryHandle,
TA_SymbolHandle *symbolHandle,
unsigned int index )
{
TA_PROLOG
TA_YahooCategory *category;
TA_TRACE_BEGIN( TA_YAHOO_GetFirstSymbolHandle );
if( (handle == NULL) || (categoryHandle == NULL) || (symbolHandle == NULL) )
{
TA_TRACE_RETURN( TA_BAD_PARAM );
}
category = (TA_YahooCategory *)categoryHandle->opaqueData;
if( index >= category->nbSymbol )
return TA_END_OF_INDEX;
/* Set the symbolHandle. */
symbolHandle->string = category->symbols[index];
symbolHandle->opaqueData = NULL;
TA_TRACE_RETURN( TA_SUCCESS );
}
static TA_RetCode freeListAndElement( TA_Libc *libHandle, TA_List *list, TA_RetCode (*freeFunc)( TA_Libc *libHandle, void *toBeFreed ) )
{
TA_PROLOG;
TA_RetCode retCode;
void *node;
TA_TRACE_BEGIN( libHandle, freeListAndElement );
if( list != NULL )
{
while( (node = TA_ListRemoveTail( list )) != NULL )
{
retCode = freeFunc( libHandle, node );
if( retCode != TA_SUCCESS )
{
TA_FATAL( libHandle, NULL, node, retCode );
TA_TRACE_RETURN( TA_ALLOC_ERR );
}
}
retCode = TA_ListFree( list );
if( retCode != TA_SUCCESS )
{
TA_FATAL( libHandle, NULL, list, retCode );
TA_TRACE_RETURN( TA_ALLOC_ERR );
}
}
TA_TRACE_RETURN( TA_SUCCESS );
}
TA_RetCode TA_SIMULATOR_GetFirstCategoryHandle( TA_DataSourceHandle *handle,
TA_CategoryHandle *categoryHandle )
{
TA_PROLOG
TA_PrivateHandle *privData;
TA_TRACE_BEGIN( TA_SIMULATOR_GetFirstCategoryHandle );
if( (handle == NULL) || (categoryHandle == NULL) )
{
TA_TRACE_RETURN( TA_BAD_PARAM );
}
privData = (TA_PrivateHandle *)(handle->opaqueData);
if( !privData )
{
TA_TRACE_RETURN( TA_INTERNAL_ERROR(92) );
}
categoryHandle->nbSymbol = 2;
categoryHandle->string = privData->ta_sim_ref_cat;
categoryHandle->opaqueData = 0;
privData->categoryIter = 1;
TA_TRACE_RETURN( TA_SUCCESS );
}
/**** Global functions definitions. ****/
TA_RetCode TA_AllocStringFromLibName( TA_Libc *libHandle,
const TA_String *category,
const TA_String *symbol,
TA_String **allocatedYahooName )
{
TA_PROLOG;
TA_RetCode retCode;
TA_StringCache *stringCache;
char buffer[200];
TA_TRACE_BEGIN( libHandle, TA_AllocStringFromLibName );
buffer[199] = '\0'; /* Just to be safe. */
/* Translate the category/symbol into the yahoo! name. */
retCode = translateToYahooName( libHandle, category, symbol, &buffer[0], 199 );
if( retCode != TA_SUCCESS )
{
TA_TRACE_RETURN( retCode );
}
stringCache = TA_GetGlobalStringCache( libHandle );
*allocatedYahooName = TA_StringAlloc( stringCache, buffer );
if( !*allocatedYahooName )
{
TA_TRACE_RETURN( TA_ALLOC_ERR );
}
TA_TRACE_RETURN( TA_SUCCESS );
}
/* Allows to dynamically add a mini-driver. */
TA_RetCode TA_SQL_AddMinidriver( const char scheme[], const TA_SQL_Minidriver *minidriver )
{
TA_PROLOG
TA_String *schemeStr;
TA_StringCache *cache;
TA_RetCode retCode;
TA_TRACE_BEGIN( TA_SQL_AddMinidriver );
if( !minidriverDict )
{
minidriverDict = TA_DictAlloc( TA_DICT_KEY_ONE_STRING, NULL );
if( !minidriverDict )
{
TA_TRACE_RETURN( TA_ALLOC_ERR );
}
}
cache = TA_GetGlobalStringCache();
TA_ASSERT( cache != NULL );
schemeStr = TA_StringAlloc( cache, scheme );
if( !schemeStr )
{
TA_DictFree(minidriverDict);
TA_TRACE_RETURN( TA_ALLOC_ERR );
}
retCode = TA_DictAddPair_S( minidriverDict, schemeStr, (void *)minidriver );
TA_StringFree( cache, schemeStr );
TA_TRACE_RETURN( retCode );
}
static TA_RetCode getGroupId( const char *groupString, unsigned int *groupId )
#endif
{
#ifdef TA_GEN_CODE
TA_PROLOG;
#endif
unsigned int i;
#ifdef TA_GEN_CODE
TA_TRACE_BEGIN( libHandle, getgroupId );
TA_ASSERT( libHandle, groupString != NULL );
TA_ASSERT( libHandle, groupId != NULL );
#endif
for( i=0; i < TA_NB_GROUP_ID; i++ )
{
if( strcmp( TA_GroupString[i], groupString ) == 0 )
{
*groupId = i;
#ifdef TA_GEN_CODE
TA_TRACE_RETURN( TA_SUCCESS );
#else
return TA_SUCCESS;
#endif
}
}
#ifdef TA_GEN_CODE
TA_TRACE_RETURN( TA_GROUP_NOT_FOUND );
#else
return TA_GROUP_NOT_FOUND;
#endif
}
TA_RetCode TA_FileSeqClose( TA_FileHandle *handle )
{
TA_PROLOG
TA_RetCode retCode;
TA_FileHandlePriv *fileHandlePriv;
TA_SystemGlobal *global;
#if defined( USE_WIN32_API )
DWORD win32Error;
BOOL retValue;
#endif
TA_TRACE_BEGIN( TA_FileSeqClose );
retCode = TA_GetGlobal( &TA_SystemGlobalControl, (void **)&global );
if( retCode != TA_SUCCESS )
{
TA_TRACE_RETURN( retCode );
}
TA_ASSERT( handle != NULL );
fileHandlePriv = (TA_FileHandlePriv *)handle;
if( fileHandlePriv )
{
#if defined( USE_WIN32_API )
if( fileHandlePriv->handle != INVALID_HANDLE_VALUE )
{
retValue = CloseHandle( fileHandlePriv->handle );
if( retValue == 0 )
{
win32Error = GetLastError();
global->lastError = win32Error;
TA_FATAL( NULL, 0, win32Error );
}
}
if( fileHandlePriv->allocBuffer )
{
freeDiskBuffer( fileHandlePriv->allocBuffer,
fileHandlePriv->allocBufferSize );
}
#endif
#if defined( USE_OSLAYER )
if( fileHandlePriv->handle != NULL )
fclose( fileHandlePriv->handle );
if( fileHandlePriv->allocBuffer )
TA_Free( fileHandlePriv->allocBuffer );
#endif
if( fileHandlePriv->streamAccess )
{
TA_StreamAccessFree( fileHandlePriv->streamAccess );
}
TA_Free( fileHandlePriv );
}
TA_TRACE_RETURN( TA_SUCCESS );
}
TA_RetCode TA_YAHOO_ShutdownSourceDriver( void )
{
TA_PROLOG
TA_TRACE_BEGIN( TA_YAHOO_ShutdownSourceDriver );
/* Nothing to do for the time being. */
TA_TRACE_RETURN( TA_SUCCESS );
}
TA_RetCode TA_YAHOO_ShutdownSourceDriver( TA_Libc *libHandle )
{
TA_PROLOG;
TA_TRACE_BEGIN( libHandle, TA_YAHOO_ShutdownSourceDriver );
/* Nothing to do for the time being. */
TA_TRACE_RETURN( TA_SUCCESS );
}
static TA_RetCode getFuncNameByIdx( TA_GroupId groupId,
unsigned int idx,
const char **stringPtr )
#endif
{
#ifdef TA_GEN_CODE
/* Code used only when compiled with gen_code. */
TA_PROLOG;
unsigned int curIdx;
unsigned int i, j, found;
const TA_FuncDef **funcDefTable;
unsigned int tableSize;
const TA_FuncInfo *funcInfo;
TA_TRACE_BEGIN( libHandle, getFuncNameByIdx );
TA_ASSERT( libHandle, stringPtr != NULL );
curIdx = 0;
found = 0;
for( i=0; (i < 26) && !found; i++ )
{
funcDefTable = TA_DEF_Tables[i];
tableSize = *(TA_DEF_TablesSize[i]);
for( j=0; (j < tableSize) && !found; j++ )
{
if( funcDefTable[j]->groupId == groupId )
{
if( idx == curIdx )
{
funcInfo = funcDefTable[j]->funcInfo;
TA_ASSERT( libHandle, funcInfo != NULL );
*stringPtr = funcInfo->name;
found = 1;
}
curIdx++;
}
}
}
TA_ASSERT( libHandle, found == 1 );
TA_ASSERT( libHandle, *stringPtr != NULL );
TA_TRACE_RETURN( TA_SUCCESS );
#else
/* Optimized code in the final library. */
const TA_FuncDef **funcDefTable;
const TA_FuncInfo *funcInfo;
funcDefTable = TA_PerGroupFuncDef[groupId];
funcInfo = funcDefTable[idx]->funcInfo;
*stringPtr = funcInfo->name;
return TA_SUCCESS;
#endif
}
/**** Global functions definitions. ****/
TA_RetCode TA_SIMULATOR_InitializeSourceDriver( void )
{
TA_PROLOG
TA_TRACE_BEGIN( TA_SIMULATOR_InitializeSourceDriver );
/* Nothing to do for the time being. */
TA_TRACE_RETURN( TA_SUCCESS );
}
TA_RetCode TA_SIMULATOR_GetParameters( TA_DataSourceParameters *param )
{
TA_PROLOG
TA_TRACE_BEGIN( TA_SIMULATOR_GetParameters );
memset( param, 0, sizeof( TA_DataSourceParameters ) );
/* All parameters are zero */
TA_TRACE_RETURN( TA_SUCCESS );
}
/**** Global functions definitions. ****/
TA_RetCode TA_HistoryCheckInternal( TA_Libc *libHandle,
TA_Period expectedPeriod,
const TA_Timestamp *expectedStart,
const TA_Timestamp *expectedEnd,
TA_Field fieldToCheck,
const TA_History *history,
unsigned int *faultyIndex,
unsigned int *faultyField )
{
TA_PROLOG;
unsigned int allFieldNull;
(void)faultyField;
(void)faultyIndex;
(void)fieldToCheck;
(void)expectedEnd;
(void)expectedStart;
TA_TRACE_BEGIN( libHandle, TA_HistoryCheckInternal );
TA_ASSERT( libHandle, history != NULL );
/* Period shall be always set in the history. */
if( history->period != expectedPeriod )
{
TA_TRACE_RETURN( TA_UNKNOWN_ERR );
}
/* Verify that an empty history is really empty. */
if( (history->open == NULL) &&
(history->high == NULL) &&
(history->low == NULL) &&
(history->close == NULL) &&
(history->volume == NULL) &&
(history->openInterest == NULL) &&
(history->timestamp == NULL) )
{
allFieldNull = 1;
if( history->nbBars != 0 )
{
TA_TRACE_RETURN( TA_UNKNOWN_ERR );
}
}
else
allFieldNull = 0;
if( (history->nbBars == 0) && !allFieldNull )
{
TA_TRACE_RETURN( TA_UNKNOWN_ERR );
}
/* !!! Some more runtime verification could be added here... */
TA_TRACE_RETURN( TA_SUCCESS );
}
/* Finally, call a TA function with the parameters. */
TA_RetCode TA_CallFunc( const TA_ParamHolder *param,
TA_Integer startIdx,
TA_Integer endIdx,
TA_Integer *outBegIdx,
TA_Integer *outNbElement )
{
TA_PROLOG
TA_RetCode retCode;
const TA_ParamHolderPriv *paramHolderPriv;
const TA_FuncDef *funcDef;
const TA_FuncInfo *funcInfo;
TA_FrameFunction function;
TA_TRACE_BEGIN( TA_CallFunc );
if( (param == NULL) ||
(outBegIdx == NULL) ||
(outNbElement == NULL) )
{
TA_TRACE_RETURN( TA_BAD_PARAM );
}
paramHolderPriv = (TA_ParamHolderPriv *)(param->hiddenData);
if( paramHolderPriv->magicNumber != TA_PARAM_HOLDER_PRIV_MAGIC_NB )
{
TA_TRACE_RETURN( TA_INVALID_PARAM_HOLDER );
}
/* Check that all parameters are initialize (except the optInput). */
if( paramHolderPriv->inBitmap != 0 )
{
TA_TRACE_RETURN( TA_INPUT_NOT_ALL_INITIALIZE );
}
if( paramHolderPriv->outBitmap != 0 )
{
TA_TRACE_RETURN( TA_OUTPUT_NOT_ALL_INITIALIZE );
}
/* Get the pointer on the function */
funcInfo = paramHolderPriv->funcInfo;
TA_DEBUG_ASSERT( funcInfo != NULL );
funcDef = (const TA_FuncDef *)funcInfo->handle;
TA_DEBUG_ASSERT( funcDef != NULL );
function = funcDef->function;
TA_DEBUG_ASSERT( function != NULL );
/* Perform the function call. */
retCode = (*function)( paramHolderPriv, startIdx, endIdx,
outBegIdx, outNbElement );
TA_TRACE_RETURN( retCode );
}
TA_RetCode TA_FileIndexMoveToPrevToken( TA_FileIndexPriv *data )
{
TA_PROLOG;
TA_Libc *libHandle;
TA_RetCode retCode;
if( !data )
return TA_UNKNOWN_ERR;
libHandle = data->libHandle;
TA_TRACE_BEGIN( libHandle, TA_FileIndexMoveToPrevToken );
if( data->curToken == NULL )
{
/* Iterator variable not initialize. Simply position everything on the
* first token.
*/
retCode = TA_FileIndexMoveToNextToken( data );
TA_TRACE_RETURN( retCode );
}
else if( data->prevToken == NULL )
{
/* Can't go further back. Simply return. */
TA_TRACE_RETURN( TA_SUCCESS );
}
else
{
if( data->curDirectionForward == 1 )
{
if( data->nextToken != NULL )
TA_ListAccessPrev( data->listLocationToken );
else
TA_ListAccessTail( data->listLocationToken );
TA_ListAccessPrev( data->listLocationToken );
data->curDirectionForward = 0;
}
data->nextToken = data->curToken;
data->curToken = data->prevToken;
data->prevToken = (TA_TokenInfo *)TA_ListAccessPrev( data->listLocationToken );
/* Parano test: Should never happen since the code assume that
* the 'listLocationToken' is always terminated by TA_END.
*/
if( !data->curToken )
{
TA_FATAL( data->libHandle, NULL, data->curToken->id, data->curTokenDepth );
}
}
data->curTokenDepth--;
TA_TRACE_RETURN( TA_SUCCESS );
}
TA_RetCode TA_YAHOO_CloseSource( TA_DataSourceHandle *handle )
{
TA_PROLOG
TA_TRACE_BEGIN( TA_YAHOO_CloseSource );
/* Free all ressource used by this handle. */
if( handle )
TA_YAHOO_DataSourceHandleFree( handle );
TA_TRACE_RETURN( TA_SUCCESS );
}
TA_RetCode TA_FileIndexAddTokenInfo( TA_FileIndexPriv *data,
TA_TokenId id,
TA_String *value,
TA_TokenInfo *optBefore )
{
TA_PROLOG;
TA_RetCode retCode;
TA_TokenInfo *info;
TA_Libc *libHandle;
TA_StringCache *stringCache;
libHandle = data->libHandle;
TA_TRACE_BEGIN( libHandle, TA_FileIndexAddTokenInfo );
stringCache = TA_GetGlobalStringCache( libHandle );
info = TA_Malloc( libHandle, sizeof( TA_TokenInfo ) );
if( !info )
{
TA_TRACE_RETURN( TA_ALLOC_ERR );
}
info->id = id;
if( value == NULL )
info->value = NULL;
else
{
info->value = TA_StringDup( stringCache, value );
if( !info->value )
{
TA_Free( libHandle, info );
TA_TRACE_RETURN( TA_ALLOC_ERR );
}
}
if( optBefore )
retCode = TA_ListAddBefore( data->listLocationToken, optBefore, info );
else
retCode = TA_ListAddTail( data->listLocationToken, info );
if( retCode != TA_SUCCESS )
{
if( info->value )
TA_StringFree( stringCache, info->value );
TA_Free( libHandle, info );
TA_TRACE_RETURN( retCode );
}
TA_TRACE_RETURN( TA_SUCCESS );
}
TA_RetCode TA_YAHOO_GetParameters( TA_DataSourceParameters *param )
{
TA_PROLOG
TA_TRACE_BEGIN( TA_YAHOO_GetParameters );
memset( param, 0, sizeof( TA_DataSourceParameters ) );
/* Internet access is considered slow. */
param->flags = TA_SLOW_ACCESS;
TA_TRACE_RETURN( TA_SUCCESS );
}
TA_RetCode TA_FileIndexAddTreeValue( TA_FileIndexPriv *data,
TA_String *string,
TA_ValueTreeNode **added )
{
TA_PROLOG;
TA_ValueTreeNode *node;
unsigned int allocateEmptyString;
TA_Libc *libHandle;
TA_StringCache *stringCache;
libHandle = data->libHandle;
TA_TRACE_BEGIN( libHandle, TA_FileIndexAddTreeValue );
stringCache = TA_GetGlobalStringCache( libHandle );
allocateEmptyString = 0;
TA_ASSERT( libHandle, data != NULL );
if( added )
*added = NULL;
if( !string )
{
string = TA_StringAlloc( stringCache, "" );
if( !string )
{
TA_TRACE_RETURN( TA_ALLOC_ERR );
}
allocateEmptyString = 1;
}
/* Alloc the TA_ValueTreeNode */
node = allocTreeNode( libHandle, data->currentNode, string );
if( allocateEmptyString )
TA_StringFree( stringCache, string );
if( !node )
{
TA_TRACE_RETURN( TA_ALLOC_ERR );
}
data->currentNode = node;
if( added )
*added = node;
TA_TRACE_RETURN( TA_SUCCESS );
}
/**** Local functions definitions. ****/
static TA_RetCode initCategoryHandle( TA_Libc *libHandle,
TA_DataSourceHandle *handle,
TA_CategoryHandle *categoryHandle,
unsigned int index )
{
TA_PROLOG;
TA_PrivateYahooHandle *privData;
TA_YahooIdx *yahooIndex;
TA_String *string;
TA_TRACE_BEGIN( libHandle, TA_YAHOO_GetFirstCategoryHandle );
if( (handle == NULL) || (categoryHandle == NULL) )
{
TA_TRACE_RETURN( TA_BAD_PARAM );
}
privData = (TA_PrivateYahooHandle *)(handle->opaqueData);
if( !privData )
{
TA_TRACE_RETURN( TA_INTERNAL_ERROR(99) );
}
yahooIndex = privData->index;
if( !yahooIndex )
{
TA_TRACE_RETURN( TA_INTERNAL_ERROR(100) );
}
if( index >= yahooIndex->nbCategory )
return TA_END_OF_INDEX;
string = yahooIndex->categories[index]->name;
if( !string )
{
TA_TRACE_RETURN( TA_INTERNAL_ERROR(101) ); /* At least one category must exist. */
}
/* Set the categoryHandle. */
categoryHandle->string = string;
categoryHandle->nbSymbol = yahooIndex->categories[index]->nbSymbol;
categoryHandle->opaqueData = yahooIndex->categories[index];
TA_TRACE_RETURN( TA_SUCCESS );
}
TA_RetCode TA_YAHOO_GetParameters( TA_DataSourceParameters *param )
{
TA_PROLOG
TA_TRACE_BEGIN( TA_YAHOO_GetParameters );
memset( param, 0, sizeof( TA_DataSourceParameters ) );
/* Internet access is considered slow. */
param->flags = TA_SLOW_ACCESS;
/* Indicate the support for split/value adjustment. */
param->flags |= TA_DO_NOT_SPLIT_ADJUST;
param->flags |= TA_DO_NOT_VALUE_ADJUST;
TA_TRACE_RETURN( TA_SUCCESS );
}
TA_RetCode TA_SetInputParamRealPtr( TA_ParamHolder *param,
unsigned int paramIndex,
const TA_Real *value )
{
TA_PROLOG
TA_ParamHolderPriv *paramHolderPriv;
const TA_InputParameterInfo *paramInfo;
const TA_FuncInfo *funcInfo;
TA_TRACE_BEGIN( TA_SetInputParamIntegerPtr );
if( (param == NULL) || (value == NULL) )
{
TA_TRACE_RETURN( TA_BAD_PARAM );
}
paramHolderPriv = (TA_ParamHolderPriv *)(param->hiddenData);
if( paramHolderPriv->magicNumber != TA_PARAM_HOLDER_PRIV_MAGIC_NB )
{
TA_TRACE_RETURN( TA_INVALID_PARAM_HOLDER );
}
/* Make sure this index really exist. */
funcInfo = paramHolderPriv->funcInfo;
TA_DEBUG_ASSERT( funcInfo != NULL );
if( paramIndex >= funcInfo->nbInput )
{
TA_TRACE_RETURN( TA_BAD_PARAM );
}
/* Verify the type of the parameter. */
paramInfo = paramHolderPriv->in[paramIndex].inputInfo;
TA_DEBUG_ASSERT( paramInfo != NULL );
if( paramInfo->type != TA_Input_Real )
{
TA_TRACE_RETURN( TA_INVALID_PARAM_HOLDER_TYPE );
}
/* keep a copy of the provided parameter. */
paramHolderPriv->in[paramIndex].data.inReal = value;
/* This parameter is now initialized, clear the corresponding bit. */
paramHolderPriv->inBitmap &= ~(1<<paramIndex);
TA_TRACE_RETURN( TA_SUCCESS );
}
TA_RetCode TA_SIMULATOR_GetNextSymbolHandle( TA_DataSourceHandle *handle,
TA_CategoryHandle *categoryHandle,
TA_SymbolHandle *symbolHandle,
unsigned int index )
{
TA_PROLOG
TA_PrivateHandle *privData;
TA_TRACE_BEGIN( TA_SIMULATOR_GetNextSymbolHandle );
(void)index; /* Get ride of compiler warnings. */
if( (handle == NULL) || (categoryHandle == NULL) || (symbolHandle == NULL) )
{
TA_TRACE_RETURN( TA_BAD_PARAM );
}
privData = (TA_PrivateHandle *)(handle->opaqueData);
if( !privData )
{
TA_TRACE_RETURN( TA_INTERNAL_ERROR(96) );
}
/* Get the first symbol in this category. */
switch( (unsigned int)categoryHandle->opaqueData )
{
case 0: /* This is TA_SIM_REF */
if( privData->catRefIter == 1 )
{
symbolHandle->string = privData->intra_ref_0;
symbolHandle->opaqueData = (void *)1;
privData->catRefIter = 2;
}
else
{
TA_TRACE_RETURN( TA_END_OF_INDEX );
}
break;
case 1: /* This is TA_SIM_MRG */
TA_TRACE_RETURN( TA_END_OF_INDEX );
default:
TA_TRACE_RETURN( TA_INTERNAL_ERROR(97) );
}
TA_TRACE_RETURN( TA_SUCCESS );
}
TA_RetCode TA_ParamHolderFree( TA_ParamHolder *paramsToFree )
{
TA_PROLOG
TA_ParamHolderPriv *paramPriv;
TA_ParamHolderInput *input;
TA_ParamHolderOptInput *optInput;
TA_ParamHolderOutput *output;
TA_TRACE_BEGIN( TA_ParamHolderFree );
if( !paramsToFree )
{
TA_TRACE_RETURN( TA_SUCCESS );
}
paramPriv = paramsToFree->hiddenData;
if( !paramPriv )
{
TA_TRACE_RETURN( TA_INVALID_PARAM_HOLDER );
}
if( paramPriv->magicNumber != TA_PARAM_HOLDER_PRIV_MAGIC_NB )
{
TA_TRACE_RETURN( TA_INVALID_PARAM_HOLDER );
}
optInput = paramPriv->optIn;
if( optInput )
TA_Free( optInput );
input = paramPriv->in;
if( input )
TA_Free( input );
output = paramPriv->out;
if( output )
TA_Free( output );
TA_Free( paramsToFree );
TA_TRACE_RETURN( TA_SUCCESS );
}
TA_RetCode TA_SetOutputParameterInfoPtr( const TA_FuncHandle *handle,
unsigned int paramIndex,
const TA_OutputParameterInfo **info )
{
TA_PROLOG
const TA_FuncDef *funcDef;
const TA_FuncInfo *funcInfo;
const TA_OutputParameterInfo **outputTable;
TA_TRACE_BEGIN( TA_SetOutputParameterInfoPtr );
if( (handle == NULL) || (info == NULL) )
{
TA_TRACE_RETURN( TA_BAD_PARAM );
}
*info = NULL;
/* Validate that this is a valid funcHandle. */
funcDef = (const TA_FuncDef *)handle;
if( funcDef->magicNumber != TA_FUNC_DEF_MAGIC_NB )
{
TA_TRACE_RETURN( TA_INVALID_HANDLE );
}
funcInfo = funcDef->funcInfo;
TA_DEBUG_ASSERT( funcInfo != NULL );
if( paramIndex >= funcInfo->nbOutput )
{
TA_TRACE_RETURN( TA_BAD_PARAM );
}
outputTable = (const TA_OutputParameterInfo **)funcDef->output;
TA_DEBUG_ASSERT( outputTable != NULL );
*info = outputTable[paramIndex];
TA_DEBUG_ASSERT( *info != NULL );
TA_TRACE_RETURN( TA_SUCCESS );
}
TA_RetCode TA_SetOptInputParamInteger( TA_ParamHolder *param,
unsigned int paramIndex,
TA_Integer value )
{
TA_PROLOG
TA_ParamHolderPriv *paramHolderPriv;
const TA_OptInputParameterInfo *paramInfo;
const TA_FuncInfo *funcInfo;
TA_TRACE_BEGIN( TA_SetOptInputParamReal );
if( param == NULL )
{
TA_TRACE_RETURN( TA_BAD_PARAM );
}
paramHolderPriv = (TA_ParamHolderPriv *)(param->hiddenData);
if( paramHolderPriv->magicNumber != TA_PARAM_HOLDER_PRIV_MAGIC_NB )
{
TA_TRACE_RETURN( TA_INVALID_PARAM_HOLDER );
}
/* Make sure this index really exist. */
funcInfo = paramHolderPriv->funcInfo;
TA_DEBUG_ASSERT( funcInfo != NULL );
if( paramIndex >= funcInfo->nbOptInput )
{
TA_TRACE_RETURN( TA_BAD_PARAM );
}
/* Verify the type of the parameter. */
paramInfo = paramHolderPriv->optIn[paramIndex].optInputInfo;
TA_DEBUG_ASSERT( paramInfo != NULL );
if( (paramInfo->type != TA_OptInput_IntegerRange) &&
(paramInfo->type != TA_OptInput_IntegerList) )
{
TA_TRACE_RETURN( TA_INVALID_PARAM_HOLDER_TYPE );
}
/* keep a copy of the provided parameter. */
paramHolderPriv->optIn[paramIndex].data.optInInteger = value;
TA_TRACE_RETURN( TA_SUCCESS );
}
