| 27 | using namespace std; |
| 28 | |
| 29 | CScript ParseScript(std::string s) |
| 30 | { |
| 31 | CScript result; |
| 32 | |
| 33 | static map<string, opcodetype> mapOpNames; |
| 34 | |
| 35 | if (mapOpNames.empty()) { |
| 36 | for (int op = 0; op <= OP_NOP10; op++) { |
| 37 | // Allow OP_RESERVED to get into mapOpNames |
| 38 | if (op < OP_NOP && op != OP_RESERVED) |
| 39 | continue; |
| 40 | |
| 41 | const char* name = GetOpName((opcodetype)op); |
| 42 | if (strcmp(name, "OP_UNKNOWN") == 0) |
| 43 | continue; |
| 44 | string strName(name); |
| 45 | mapOpNames[strName] = (opcodetype)op; |
| 46 | // Convenience: OP_ADD and just ADD are both recognized: |
| 47 | replace_first(strName, "OP_", ""); |
| 48 | mapOpNames[strName] = (opcodetype)op; |
| 49 | } |
| 50 | } |
| 51 | |
| 52 | vector<string> words; |
| 53 | split(words, s, is_any_of(" \t\n"), token_compress_on); |
| 54 | |
| 55 | for (std::vector<std::string>::const_iterator w = words.begin(); w != words.end(); ++w) { |
| 56 | if (w->empty()) { |
| 57 | // Empty string, ignore. (boost::split given '' will return one word) |
| 58 | } else if (all(*w, is_digit()) || |
| 59 | (starts_with(*w, "-") && all(string(w->begin() + 1, w->end()), is_digit()))) { |
| 60 | // Number |
| 61 | int64_t n = atoi64(*w); |
| 62 | result << n; |
| 63 | } else if (starts_with(*w, "0x") && (w->begin() + 2 != w->end()) && IsHex(string(w->begin() + 2, w->end()))) { |
| 64 | // Raw hex data, inserted NOT pushed onto stack: |
| 65 | std::vector<unsigned char> raw = ParseHex(string(w->begin() + 2, w->end())); |
| 66 | result.insert(result.end(), raw.begin(), raw.end()); |
| 67 | } else if (w->size() >= 2 && starts_with(*w, "'") && ends_with(*w, "'")) { |
| 68 | // Single-quoted string, pushed as data. NOTE: this is poor-man's |
| 69 | // parsing, spaces/tabs/newlines in single-quoted strings won't work. |
| 70 | std::vector<unsigned char> value(w->begin() + 1, w->end() - 1); |
| 71 | result << value; |
| 72 | } else if (mapOpNames.count(*w)) { |
| 73 | // opcode, e.g. OP_ADD or ADD: |
| 74 | result << mapOpNames[*w]; |
| 75 | } else { |
| 76 | throw runtime_error("script parse error"); |
| 77 | } |
| 78 | } |
| 79 | |
| 80 | return result; |
| 81 | } |
| 82 | |
| 83 | bool DecodeHexTx(CTransaction& tx, const std::string& strHexTx, bool fTryNoWitness) |
| 84 | { |