diff options
Diffstat (limited to 'src/rpc/util.cpp')
-rw-r--r-- | src/rpc/util.cpp | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/src/rpc/util.cpp b/src/rpc/util.cpp index 52499cd1d6..ba3105ca01 100644 --- a/src/rpc/util.cpp +++ b/src/rpc/util.cpp @@ -113,17 +113,80 @@ std::vector<unsigned char> ParseHexO(const UniValue& o, std::string strKey) return ParseHexV(find_value(o, strKey), strKey); } +namespace { + +/** + * Quote an argument for shell. + * + * @note This is intended for help, not for security-sensitive purposes. + */ +std::string ShellQuote(const std::string& s) +{ + std::string result; + result.reserve(s.size() * 2); + for (const char ch: s) { + if (ch == '\'') { + result += "'\''"; + } else { + result += ch; + } + } + return "'" + result + "'"; +} + +/** + * Shell-quotes the argument if it needs quoting, else returns it literally, to save typing. + * + * @note This is intended for help, not for security-sensitive purposes. + */ +std::string ShellQuoteIfNeeded(const std::string& s) +{ + for (const char ch: s) { + if (ch == ' ' || ch == '\'' || ch == '"') { + return ShellQuote(s); + } + } + + return s; +} + +} + std::string HelpExampleCli(const std::string& methodname, const std::string& args) { return "> bitcoin-cli " + methodname + " " + args + "\n"; } +std::string HelpExampleCliNamed(const std::string& methodname, const RPCArgList& args) +{ + std::string result = "> bitcoin-cli -named " + methodname; + for (const auto& argpair: args) { + const auto& value = argpair.second.isStr() + ? argpair.second.get_str() + : argpair.second.write(); + result += " " + argpair.first + "=" + ShellQuoteIfNeeded(value); + } + result += "\n"; + return result; +} + std::string HelpExampleRpc(const std::string& methodname, const std::string& args) { return "> curl --user myusername --data-binary '{\"jsonrpc\": \"1.0\", \"id\": \"curltest\", " "\"method\": \"" + methodname + "\", \"params\": [" + args + "]}' -H 'content-type: text/plain;' http://127.0.0.1:8332/\n"; } +std::string HelpExampleRpcNamed(const std::string& methodname, const RPCArgList& args) +{ + UniValue params(UniValue::VOBJ); + for (const auto& param: args) { + params.pushKV(param.first, param.second); + } + + return "> curl --user myusername --data-binary '{\"jsonrpc\": \"1.0\", \"id\": \"curltest\", " + "\"method\": \"" + methodname + "\", \"params\": " + params.write() + "}' -H 'content-type: text/plain;' http://127.0.0.1:8332/\n"; +} + // Converts a hex string to a public key if possible CPubKey HexToPubKey(const std::string& hex_in) { |