1 #include "ArithmeticEvaluator.h"
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2 #include "FunctionalInterface.h"
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3 #include "ReferenceInterface.h"
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4 #include "GroupInterface.h"
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5 #include "FunctionalBlock.h"
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6 #include "GroupBlock.h"
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9 FunctionalInterface::FunctionalInterface(AbstractBlock* _owner, ReferenceInterface *_reference) throw(Exception) : ConnectedInterface(_owner) {
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11 if (_owner == NULL) throw(Exception(BLOCK_NULL));
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12 if (_reference == NULL) throw(Exception(IFACE_NULL));
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14 if (! _owner->isFunctionalBlock()) throw(Exception(BLOCK_INVALID_TYPE));
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15 if (! _reference->isReferenceInterface()) throw(Exception(IFACE_INVALID_TYPE));
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17 reference = _reference;
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19 name = reference->getName();
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20 width = reference->getWidth();
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21 direction = reference->getDirection();
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22 purpose = reference->getPurpose();
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23 connectedFrom = NULL;
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26 bool FunctionalInterface::isFunctionalInterface() {
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30 int FunctionalInterface::getInterfaceMultiplicity() {
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34 FunctionalInterface* iface = NULL;
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36 if (direction == AbstractInterface::Input) {
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37 QList<AbstractInterface *> inputs = owner->getInputs();
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38 for(i=0;i<inputs.size();i++) {
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39 iface = AI_TO_FUN(inputs.at(i));
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40 if (iface->getReference() == reference) {
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45 else if (direction == AbstractInterface::Output) {
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46 QList<AbstractInterface *> outputs = owner->getOutputs();
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47 for(i=0;i<outputs.size();i++) {
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48 iface = AI_TO_FUN(outputs.at(i));
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49 if (iface->getReference() == reference) {
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54 else if (direction == AbstractInterface::InOut) {
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55 QList<AbstractInterface *> bidirs = owner->getBidirs();
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56 for(i=0;i<bidirs.size();i++) {
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57 iface = AI_TO_FUN(bidirs.at(i));
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58 if (iface->getReference() == reference) {
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63 if (ifaceCount == 0) {
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66 else if ( reference->getMultiplicity() == -1) {
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69 else if ( ifaceCount < reference->getMultiplicity()) {
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75 AbstractInterface *FunctionalInterface::clone() {
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76 int id = getInterfaceMultiplicity();
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77 if (id < 0) return NULL;
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78 FunctionalInterface *inter = new FunctionalInterface(owner, reference);
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79 inter->setWidth(width);
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80 inter->setDirection(direction);
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81 inter->setPurpose(purpose);
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82 inter->connectFrom(NULL);
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83 inter->setName(reference->getName()+"_"+QString::number(id+1));
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87 bool FunctionalInterface::canConnectTo(AbstractInterface *iface) {
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90 necessary conditions :
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91 - this is an output or in/out interface
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92 - iface type must be functional or group interface
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93 - iface->connectedFrom must be NULL
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96 1 - iface is owned by a block (group or func) that is within the same group as the block that own this
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97 1.1 - this is output and iface is input
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98 1.2 - both are inout
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99 2 - iface is owned by the parent group of the block that owns this
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100 2.1 - this is an output, iface is an output of the group
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101 2.2 - both are inout
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102 3 - this is owned by a source block and iface is owned by the top group
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105 if (direction == Input) return false;
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106 if (iface->isReferenceInterface()) return false;
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107 if (iface->getConnectedFrom() != NULL) return false;
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108 // first case: interface of blocks within the same group
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109 if (getOwner()->getParent() == iface->getOwner()->getParent()) {
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111 if ((direction == Output) && (iface->getDirection() == Input)) return true;
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112 if ((direction == InOut) && (iface->getDirection() == InOut)) return true;
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114 // second case: iface = interface of the group that contains owner of this
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115 else if (getOwner()->getParent() == iface->getOwner()) {
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116 if ((direction == Output) && (iface->getDirection() == Output)) return true;
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117 if ((direction == InOut) && (iface->getDirection() == InOut)) return true;
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119 else if ((getOwner()->isSourceBlock()) && (iface->getOwner()->isTopGroupBlock())) {
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120 if ((direction == Output) && (iface->getDirection() == Input)) return true;
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127 bool FunctionalInterface::canConnectFrom(AbstractInterface *iface) {
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130 necessary conditions :
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131 - this is an input or in/out interface
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132 - iface type must be functional or group interface
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133 - this connectedFrom must be NULL
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136 1 - iface is owned by a block (group or func) that is within the same group as the block that own this
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137 1.1 - this is input and iface is output
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138 1.2 - both are inout
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139 2 - iface is owned by the parent group of the block that owns this
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140 2.1 - this is an input, iface is an input of the group
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141 2.2 - both are inout
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143 if (direction == Output) return false;
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144 if (iface->isReferenceInterface()) return false;
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145 if (connectedFrom != NULL) return false;
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147 if (getOwner()->getParent() == iface->getOwner()->getParent()) {
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149 if ((direction == Input) && (iface->getDirection() == Output)) return true;
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150 if ((direction == InOut) && (iface->getDirection() == InOut)) return true;
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152 else if (getOwner()->getParent() == iface->getOwner()) {
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153 if ((direction == Input) && (iface->getDirection() == Input)) return true;
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154 if ((direction == InOut) && (iface->getDirection() == InOut)) return true;
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161 void FunctionalInterface::connectionsValidation(QStack<AbstractInterface *> *interfacetoValidate, QList<AbstractInterface *> *validatedInterfaces) throw(Exception) {
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164 //inputs interfaces
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165 double widthInput, widthOutput;
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166 if(getDirection() == AbstractInterface::Input){
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167 widthInput = getDoubleWidth();
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168 widthOutput = getConnectedFrom()->getDoubleWidth();
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169 if(widthInput != widthOutput){
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170 throw new Exception(WIDTHS_NOT_EQUALS);
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172 foreach(AbstractInterface *inter, getOwner()->getOutputs()){
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173 if(inter->isConnectedTo()){
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174 if((!interfacetoValidate->contains(inter)) && (!validatedInterfaces->contains(inter))){
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175 interfacetoValidate->push(inter);
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180 //outputs interfaces
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181 else if(getDirection() == AbstractInterface::Output){
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182 widthOutput = getDoubleWidth();
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183 foreach(AbstractInterface *inter, getConnectedTo()){
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184 widthInput = inter->getDoubleWidth();
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185 if(widthInput != widthOutput){
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186 throw new Exception(WIDTHS_NOT_EQUALS);
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189 foreach(AbstractInterface *inter, getConnectedTo()){
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190 if((!interfacetoValidate->contains(inter)) && (!validatedInterfaces->contains(inter))){
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191 interfacetoValidate->push(inter);
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195 else if(getDirection() == AbstractInterface::InOut){
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