125 lines
5.4 KiB
C++
125 lines
5.4 KiB
C++
#ifndef LIBBOLT_INCLUDE_H_
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#define LIBBOLT_INCLUDE_H_
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#include <stdint.h>
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#include <errno.h>
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#ifdef __cplusplus
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#include "rapidjson/document.h"
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#include "rapidjson/writer.h"
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#include "rapidjson/stringbuffer.h"
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using namespace rapidjson;
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extern "C" {
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#endif
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// channel init
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char* ffishim_bls12_channel_setup(const char *channel_name, unsigned int third_party_support);
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char* ffishim_bls12_init_merchant(const char *ser_channel_state, const char *name_ptr);
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char* ffishim_bls12_init_customer(const char *ser_channel_token, long long int balance_customer, long long int balance_merchant, const char *name_ptr);
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// channel establish protocol routines
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char* ffishim_bls12_establish_customer_generate_proof(const char *ser_channel_token, const char *ser_customer_wallet);
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char* ffishim_bls12_generate_channel_id(const char *ser_channel_token);
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char* ffishim_bls12_establish_merchant_issue_close_token(const char *ser_channel_state, const char *ser_com, const char *ser_com_proof, const char *ser_pk_c, long long int init_cust_bal, long long int init_merch_bal, const char *ser_merch_state);
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char* ffishim_bls12_establish_merchant_issue_pay_token(const char *ser_channel_state, const char *ser_com, const char *ser_merch_state);
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char* ffishim_bls12_verify_close_token(const char *ser_channel_state, const char *ser_customer_wallet, const char *ser_close_token);
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char* ffishim_bls12_establish_customer_final(const char *ser_channel_state, const char *ser_customer_wallet, const char *ser_pay_token);
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// channel pay protocol routines
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char* ffishim_bls12_pay_generate_payment_proof(const char *ser_channel_state, const char *ser_customer_wallet, long long int amount);
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char* ffishim_bls12_pay_verify_payment_proof(const char *ser_channel_state, const char *ser_pay_proof, const char *ser_merch_state);
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char* ffishim_bls12_pay_verify_multiple_payment_proofs(const char *ser_channel_state, const char *ser_sender_pay_proof, const char *ser_receiver_pay_proof, const char *ser_merch_state);
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char* ffishim_bls12_pay_generate_revoke_token(const char *ser_channel_state, const char *ser_cust_state, const char *ser_new_cust_state, const char *ser_close_token);
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char* ffishim_bls12_pay_verify_revoke_token(const char *ser_revoke_token, const char *ser_merch_state);
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char* ffishim_bls12_pay_verify_multiple_revoke_tokens(const char *ser_sender_revoke_token, const char *ser_receiver_revoke_token, const char *ser_merch_state);
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char* ffishim_bls12_pay_verify_payment_token(const char *ser_channel_state, const char *ser_cust_state, const char *ser_pay_token);
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// closing routines for both sides
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char* ffishim_bls12_customer_close(const char *ser_channel_state, const char *ser_cust_state);
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char* ffishim_bls12_merchant_close(const char *ser_channel_state, const char *ser_channel_token, const char *ser_address, const char *ser_cust_close, const char *ser_merch_state);
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// WTP logic for on-chain validation of closing messages
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char* ffishim_bls12_wtp_verify_cust_close_message(const char *ser_channel_token, const char *ser_wpk, const char *ser_close_msg, const char *ser_close_token);
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char* ffishim_bls12_wtp_verify_merch_close_message(const char *ser_channel_token, const char *ser_wpk, const char *ser_merch_close);
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char* ffishim_bls12_wtp_check_wpk(const char *wpk);
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#ifdef __cplusplus
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const char* string_replace_all(const char* previous_string, char old_char, char new_char)
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{
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std::string s(previous_string);
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std::string old_c(1,old_char);
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std::string new_c(1,new_char);
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size_t index;
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while ((index = s.find(old_c)) != std::string::npos) {
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s.replace(index, 1, new_c);
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}
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printf("STRING: %s\n", s.c_str());
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return s.c_str();
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}
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int wtp_check_wpk(const char *wpk)
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{
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const char *ret = ffishim_bls12_wtp_check_wpk(wpk);
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printf("RESULT: %s\n", ret);
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return 0;
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}
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/* Purpose: verify cust close message
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* Arguments: take as input the channel token and wpk
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*
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* Returns: 0 (false) or 1 (true)
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*/
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int wtp_verify_cust_close_message(const char *channel_token, const char *wpk, const char *cust_close, const char *close_token)
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{
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// Call rust
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const char *return_json = ffishim_bls12_wtp_verify_cust_close_message(channel_token, wpk, cust_close, close_token);
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Document d;
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d.Parse(return_json);
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// Make sure we arent going to get an error when indexing into the JSON
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assert(d.HasMember("result"));
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Value& s = d["result"];
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// If the return_value is true, then return 1. Otherwise, just assume 0
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if( std::string(s.GetString()).compare(std::string("true")) == 0)
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{
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return 1;
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}
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return 0;
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}
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/* Purpose: verify merch close message
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* Arguments: take as input the master pub params for CL (pp), serialized channel closure message (rc_c),
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*
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* Returns: 0 (false) or 1 (true)
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*/
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int wtp_verify_merch_close_message(const char *channel_token, const char *wpk, const char *merch_close)
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{
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// Call into Rust
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const char* return_json = string_replace_all(ffishim_bls12_wtp_verify_merch_close_message(channel_token, wpk, merch_close), '\'', '\"');
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Document d;
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d.Parse(return_json);
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// Make sure we arent going to get an error when indexing into the JSON
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assert(d.HasMember("result"));
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Value& s = d["result"];
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// If the return_value is true, then return 1. Otherwise, just assume 0
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if( std::string(s.GetString()).compare(std::string("true")) == 0)
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{
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return 1;
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}
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return 0;
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}
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}
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#endif // end c++ check
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#endif // LIBBOLT_INCLUDE_H_
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