diff options
Diffstat (limited to 'src/utilstrencodings.cpp')
| -rw-r--r-- | src/utilstrencodings.cpp | 65 |
1 files changed, 59 insertions, 6 deletions
diff --git a/src/utilstrencodings.cpp b/src/utilstrencodings.cpp index d1025fc7bf..2326383586 100644 --- a/src/utilstrencodings.cpp +++ b/src/utilstrencodings.cpp @@ -1,5 +1,5 @@ // Copyright (c) 2009-2010 Satoshi Nakamoto -// Copyright (c) 2009-2017 The Bitcoin Core developers +// Copyright (c) 2009-2018 The Bitcoin Core developers // Distributed under the MIT software license, see the accompanying // file COPYING or http://www.opensource.org/licenses/mit-license.php. @@ -7,6 +7,7 @@ #include <tinyformat.h> +#include <algorithm> #include <cstdlib> #include <cstring> #include <errno.h> @@ -473,7 +474,7 @@ bool ParseFixedPoint(const std::string &val, int decimals, int64_t *amount_out) /* pass single 0 */ ++ptr; } else if (val[ptr] >= '1' && val[ptr] <= '9') { - while (ptr < end && val[ptr] >= '0' && val[ptr] <= '9') { + while (ptr < end && IsDigit(val[ptr])) { if (!ProcessMantissaDigit(val[ptr], mantissa, mantissa_tzeros)) return false; /* overflow */ ++ptr; @@ -483,9 +484,9 @@ bool ParseFixedPoint(const std::string &val, int decimals, int64_t *amount_out) if (ptr < end && val[ptr] == '.') { ++ptr; - if (ptr < end && val[ptr] >= '0' && val[ptr] <= '9') + if (ptr < end && IsDigit(val[ptr])) { - while (ptr < end && val[ptr] >= '0' && val[ptr] <= '9') { + while (ptr < end && IsDigit(val[ptr])) { if (!ProcessMantissaDigit(val[ptr], mantissa, mantissa_tzeros)) return false; /* overflow */ ++ptr; @@ -502,8 +503,8 @@ bool ParseFixedPoint(const std::string &val, int decimals, int64_t *amount_out) exponent_sign = true; ++ptr; } - if (ptr < end && val[ptr] >= '0' && val[ptr] <= '9') { - while (ptr < end && val[ptr] >= '0' && val[ptr] <= '9') { + if (ptr < end && IsDigit(val[ptr])) { + while (ptr < end && IsDigit(val[ptr])) { if (exponent > (UPPER_BOUND / 10LL)) return false; /* overflow */ exponent = exponent * 10 + val[ptr] - '0'; @@ -544,3 +545,55 @@ bool ParseFixedPoint(const std::string &val, int decimals, int64_t *amount_out) return true; } +bool ParseHDKeypath(const std::string& keypath_str, std::vector<uint32_t>& keypath) +{ + std::stringstream ss(keypath_str); + std::string item; + bool first = true; + while (std::getline(ss, item, '/')) { + if (item.compare("m") == 0) { + if (first) { + first = false; + continue; + } + return false; + } + // Finds whether it is hardened + uint32_t path = 0; + size_t pos = item.find("'"); + if (pos != std::string::npos) { + // The hardened tick can only be in the last index of the string + if (pos != item.size() - 1) { + return false; + } + path |= 0x80000000; + item = item.substr(0, item.size() - 1); // Drop the last character which is the hardened tick + } + + // Ensure this is only numbers + if (item.find_first_not_of( "0123456789" ) != std::string::npos) { + return false; + } + uint32_t number; + if (!ParseUInt32(item, &number)) { + return false; + } + path |= number; + + keypath.push_back(path); + first = false; + } + return true; +} + +void Downcase(std::string& str) +{ + std::transform(str.begin(), str.end(), str.begin(), [](unsigned char c){return ToLower(c);}); +} + +std::string Capitalize(std::string str) +{ + if (str.empty()) return str; + str[0] = ToUpper(str.front()); + return str; +} |