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Commit47278eb

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Introduce 'Loaded' stamps
1 parente13d50f commit47278eb

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5 files changed

+92
-0
lines changed

5 files changed

+92
-0
lines changed

‎Makefile

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Original file line numberDiff line numberDiff line change
@@ -41,6 +41,7 @@ blob-stamper-clean:
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clean: blob-stamper-clean
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$(MAKE) -C blobstamper clean
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$(MAKE) -C t clean
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$(MAKE) -C examples clean
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$(MAKE) -C libtappp clean
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@echo Clean done!
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‎blobstamper/stamp.cpp

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@@ -24,3 +24,27 @@
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#include"blob.h"
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#include"stamp.h"
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void
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StampBase::Load(Blob &blob)
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{
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if (minSize() > blob.Size())
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{
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throwOutOfData();
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}
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size_t res_size;
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if (isUnbounded())
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{
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res_size = blob.Size();
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}else
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{
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res_size =maxSize();
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if (res_size > blob.Size())
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res_size = blob.Size();
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}
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Blob *pb =newBlob(blob.ShiftBytes(res_size));
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bitten_blob = std::unique_ptr<Blob>(pb);
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}

‎blobstamper/stamp.h

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Original file line numberDiff line numberDiff line change
@@ -22,16 +22,21 @@
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#include<string>
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#include<list>
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#include<vector>
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#include<memory>
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#include"helpers.h"
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classStampBase
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{
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protected:
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std::unique_ptr<Blob> bitten_blob;
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public:
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virtualintminSize() = 0;
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virtualintmaxSize() = 0;
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voidLoad(Blob &blob);
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boolisFixedSize() {returnminSize() ==maxSize();}
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boolisVariated() {return !isFixedSize() && !isUnbounded();}
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boolisUnbounded() {returnmaxSize() == -1;}
@@ -42,20 +47,23 @@ class StampBaseStr: public virtual StampBase
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{
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public:
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virtual std::stringExtractStr(Blob &blob) = 0;
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std::stringUnloadStr() {returnExtractStr(*bitten_blob);};
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};
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classStampBaseBin:publicvirtual StampBase
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{
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public:
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virtual std::vector<char>ExtractBin(Blob &blob) = 0;
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std::vector<char>UnloadBin() {returnExtractBin(*bitten_blob);};
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};
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template<classT>classStampBasePV:publicStampBaseBin
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{
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public:
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virtual sized_ptr<T>ExtractPValue(Blob &blob) = 0;/* Shoud be defined by derived classes*/
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sized_ptr<T>UnloadPValue() {returnExtractPValue(*bitten_blob);};
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virtual std::vector<char>ExtractBin(Blob &blob)override;
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};
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@@ -70,9 +78,12 @@ StampBasePV<T>::ExtractBin(Blob &blob)
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}
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template<classT>classStampBaseV:publicStampBasePV<T>
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,publicvirtual StampBase//FIXME I do not understand why do we need it here, but wihtout it, it does not build
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{
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public:
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virtual TExtractValue(Blob &blob) = 0;/* Shoud be defined by derived classes*/
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TUnloadValue() {returnExtractValue(*bitten_blob);};
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virtual std::vector<char>ExtractBin(Blob &blob)override;
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virtual sized_ptr<T>ExtractPValue(Blob &blob)override;
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};

‎examples/example01a.cpp

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@@ -0,0 +1,22 @@
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#include<stdio.h>
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#include<string.h>
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#include<string>
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#include<iostream>
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#include<blobstamper/blobstamper.h>
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intmain()
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{
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char data[] ="abcde";
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Blobblob(data,strlen(data));
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StampArithm<shortint> stamp;
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stamp.Load(blob);
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std::string s = stamp.UnloadStr();
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std::cout <<"Stamp minSize:" << stamp.minSize() <<"\n";
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std::cout <<"Stamp maxSize:" << stamp.maxSize() <<"\n";
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std::cout <<"Extracted value:" << s <<"\n";
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std::cout <<"Remaining blob:" << blob.asString() <<"\n";
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}

‎examples/example02a.cpp

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Original file line numberDiff line numberDiff line change
@@ -0,0 +1,34 @@
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#include<stdio.h>
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#include<string.h>
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#include<string>
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#include<iostream>
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#include<blobstamper/blobstamper.h>
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intmain()
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{
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char data[] ="abcdefjhi";
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Blobblob(data,strlen(data));
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StampArithm<shortint> stamp1;
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StampArithm<shortint> stamp2;
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StampArithm<shortint> stamp3;
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StampArithm<shortint> stamp4;
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stamp1.Load(blob);
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stamp2.Load(blob);
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stamp3.Load(blob);
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stamp4.Load(blob);
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std::string s = stamp1.UnloadStr();
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std::vector<char> vec= stamp2.UnloadBin();
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shortint i = stamp3.UnloadValue();
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sized_ptr<shortint> spi = stamp4.UnloadPValue();
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shortint *pi = spi;
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std::cout <<"String value: '" << s <<"'\n";
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std::cout <<"Bin value: '" << vec[0] <<"', '" << vec[1] <<"'\n";
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std::cout <<"Value:" << i <<"\n";
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std::cout <<"PValue:" << *pi <<"\n";
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}

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