Skip to content

Commit

Permalink
Completed p2pkh and p2wpkh verification
Browse files Browse the repository at this point in the history
  • Loading branch information
@ayushj05
ayushj05 committed Apr 3, 2024
1 parent 35574c3 commit 4aaae7b
Show file tree
Hide file tree
Showing 6 changed files with 667 additions and 165 deletions.
Binary file modified bin/main
View file
Binary file not shown.
7 changes: 6 additions & 1 deletion run.sh
View file
Original file line number Diff line number Diff line change
@@ -1,2 +1,7 @@
g++ src/main.cpp -o bin/main -std=c++17 -ljsoncpp -lssl -lcrypto
bin/main

if [ $? == 0 ]; then
bin/main
else
echo "Compilation failed"
fi
50 changes: 0 additions & 50 deletions src/crypto.h
View file

This file was deleted.

139 changes: 126 additions & 13 deletions src/main.cpp
View file
Original file line number Diff line number Diff line change
Expand Up @@ -7,6 +7,37 @@
#include "script.h"
using namespace std;

set<string> inputs_used;

void mine() {
vector<Json::Value> transactions; // Vector to store all transactions

for (auto &entry : filesystem::directory_iterator("mempool")) {
ifstream txn_file(entry.path(), ifstream::binary);
Json::Value txn;
txn_file >> txn;
transactions.push_back(txn);
}

set<string> s;

for (auto &txn : transactions) {
for (auto &inp : txn["vin"]) {
if (inp["prevout"]["scriptpubkey_type"] == "p2sh"){
vector<string> ops = getOps(inp["inner_redeemscript_asm"].asString());
if (identifyScriptType(ops) == "Invalid")
cout << inp["inner_redeemscript_asm"].asString() << '\n' << endl;
s.insert(identifyScriptType(ops));
}
}
}

for (auto &i : s) {
cout << i << endl;
}
}


int main() {
// vector<Json::Value> transactions; // Vector to store all transactions

Expand All @@ -29,19 +60,26 @@ int main() {
// break;
// }
// }
// if (check) cout << verify_txn(txn, txn_str) << '\n' << endl;
// if (check) cout << verify_txn(txn, txn_str) << endl;
// // transactions.push_back(txn);
// }


// vector<Json::Value> transactions; // Vector to store all transactions
// for (auto &entry : filesystem::directory_iterator("mempool")) {
// ifstream txn_file(entry.path(), ifstream::binary);
// Json::Value txn;
// txn_file >> txn;
// transactions.push_back(txn);
// }
// set<string> s;
// for (auto &txn : transactions) {
// for (auto &inp : txn["vin"]) {
// if (inp["prevout"]["scriptpubkey_type"] == "p2pkh"){
// // cout << inp["prevout"]["scriptpubkey_asm"].asString() << endl;
// vector<string> ops = getOps(inp["prevout"]["scriptpubkey_asm"].asString());
// // cout << ops[0] << " " << ops[1] << " " << ops[2] << " " << ops[4] << " " << ops[5] << endl;
// s.insert(ops[0] + " " + ops[1] + " " + ops[2] + " " + ops[4] + " " + ops[5]);
// // s.insert(ops.size());
// if (inp["prevout"]["scriptpubkey_type"] == "p2sh"){
// vector<string> ops = getOps(inp["inner_redeemscript_asm"].asString());
// if (identifyScriptType(ops) == "Invalid")
// cout << inp["inner_redeemscript_asm"].asString() << '\n' << endl;
// s.insert(identifyScriptType(ops));
// }
// }
// }
Expand All @@ -50,12 +88,76 @@ int main() {
// cout << i << endl;
// }


// // Test for int2hex function defined in serialize.h
// cout << int2hex(uint32_t(UINT32_MAX - 255 + 97)) << endl; // Should print a in the beginning



ifstream txn_file("mempool/ff907975dc0cfa299e908e5fba6df56c764866d9a9c22828824c28b8e4511320.json");
// ifstream txn_file("mempool/ff907975dc0cfa299e908e5fba6df56c764866d9a9c22828824c28b8e4511320.json");
// // ifstream txn_file("mempool/fff53b0fda0ab690ddaa23c84536e0d364a736bb93137a76ebf5d78f57cdd32f.json");

// std::ostringstream tmp;
// tmp << txn_file.rdbuf();
// std::string txn_str = tmp.str();

// Json::Value txn;
// Json::Reader reader;
// reader.parse(txn_str.c_str(), txn);

// string ser_txn = sertialize_txn(txn);
// string ser_txn_hex = bstr2hexstr(ser_txn, ser_txn.length());

// char sha[SHA256_DIGEST_LENGTH];
// SHA256((unsigned char*) ser_txn.c_str(), ser_txn.length(), (unsigned char*) sha);
// SHA256((unsigned char*) sha, SHA256_DIGEST_LENGTH, (unsigned char*) sha);
// SHA256((unsigned char*) sha, SHA256_DIGEST_LENGTH, (unsigned char*) sha);
// // cout << "SHA256: " << bstr2hexstr(sha, SHA256_DIGEST_LENGTH) << endl;

// cout << verify_txn(txn) << endl;


// u_int64_t total_fees = 0;

// for (auto &entry : filesystem::directory_iterator("mempool")) {
// ifstream txn_file(entry.path(), ifstream::binary);
// Json::Value txn;
// txn_file >> txn;

// bool flag = false;
// for (auto &inp : txn["vin"]) {
// if (inp["prevout"]["scriptpubkey_type"] != "p2pkh"){
// flag = true;
// break;
// }
// }
// if (flag) continue;

// total++;

// int64_t status = verify_txn(txn);
// if (status >= 0) {
// valid_txns++;
// total_fees += status;
// }
// else
// invalid_txns++;
// }
// cout << total << ' ' << valid_txns << ' ' << invalid_txns << endl;

// // for (auto &i : s) {
// // cout << i << endl;
// // }
// cout << total_fees << endl;



// ifstream txn_file("mempool/ff907975dc0cfa299e908e5fba6df56c764866d9a9c22828824c28b8e4511320.json"); // p2pkh
// ifstream txn_file("mempool/598ed237ba816ab2c80ba7b57cd48c3ad87a15bf33736061eb0304ee23412d85.json");
// ifstream txn_file("mempool/fff53b0fda0ab690ddaa23c84536e0d364a736bb93137a76ebf5d78f57cdd32f.json"); // p2wpkh
// ifstream txn_file("mempool/ff7f94f1344696386e4e75e33114fd158055104793eb151e73f0b032a073b35e.json"); // p2wsh
ifstream txn_file("mempool/598ed237ba816ab2c80ba7b57cd48c3ad87a15bf33736061eb0304ee23412d85.json"); // p2sh-p2wpkh


std::ostringstream tmp;
tmp << txn_file.rdbuf();
Expand All @@ -64,11 +166,22 @@ int main() {
Json::Value txn;
Json::Reader reader;
reader.parse(txn_str.c_str(), txn);

cout << verify_txn(txn, txn_str) << endl;




// string ser_txn = serialize_txn(txn, true);
// string ser_txn_hex = bstr2hexstr(ser_txn, ser_txn.length());
// cout << ser_txn_hex << '\n' << endl;

// char sha[SHA256_DIGEST_LENGTH];
// SHA256((unsigned char*) ser_txn.c_str(), ser_txn.length(), (unsigned char*) sha);
// SHA256((unsigned char*) sha, SHA256_DIGEST_LENGTH, (unsigned char*) sha);
// for (int i = 0; i < SHA256_DIGEST_LENGTH/2; i++)
// swap(sha[i], sha[SHA256_DIGEST_LENGTH - i - 1]);

// SHA256((unsigned char*) sha, SHA256_DIGEST_LENGTH, (unsigned char*) sha);
// cout << "Triple SHA256: " << bstr2hexstr(sha, SHA256_DIGEST_LENGTH) << endl;

cout << txn << endl;
cout << verify_txn(txn) << endl;


return 0;
Expand Down
Loading

0 comments on commit 4aaae7b

Please sign in to comment.