mirror of
https://github.com/binary-kitchen/doorlockd
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9c549d1d27
Make token size dynamically adjustable. Shorter tokens are absolutely sufficient and simplify the manual copying of tokens Signed-off-by: Ralf Ramsauer <ralf@ramses-pyramidenbau.de>
77 lines
1.7 KiB
C++
77 lines
1.7 KiB
C++
#include "util.h"
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template <>
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int getJson(const Json::Value &root, const std::string &key)
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{
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auto val = root.get(key, Json::Value());
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if (val.isInt())
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return val.asInt();
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throw std::runtime_error("Json Type error");
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}
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template <>
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std::string getJson(const Json::Value &root, const std::string &key)
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{
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auto val = root.get(key, Json::Value());
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if (val.isString())
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return val.asString();
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throw std::runtime_error("Json Type error");
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}
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template <>
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size_t getJson(const Json::Value &root, const std::string &key)
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{
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auto val = root.get(key, Json::Value());
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if (val.isInt())
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return val.asUInt64();
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throw std::runtime_error("Json Type error");
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}
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template <>
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bool getJson(const Json::Value &root, const std::string &key)
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{
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auto val = root.get(key, Json::Value());
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if (val.isBool())
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return val.asBool();
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throw std::runtime_error("Json Type error");
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}
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template <>
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Json::Value getJson(const Json::Value &root, const std::string &key)
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{
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auto val = root.get(key, Json::Value());
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return val;
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}
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static char nibble2hex(unsigned char input)
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{
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input &= 0xf;
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if(input <= 9)
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{
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return input + '0';
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}
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return input - 0xA + 'A';
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}
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std::string randHexString(unsigned int len)
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{
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std::string retval;
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while (len--)
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retval += nibble2hex(rand() & 0xF);
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return retval;
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}
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unsigned char hex2uchar(const char input)
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{
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if(input >= '0' && input <= '9') {
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return input - '0';
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} else if(input >= 'A' && input <= 'F') {
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return input - 'A' + 10;
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} else if(input >= 'a' && input <= 'f') {
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return input - 'a' + 10;
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}
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throw std::runtime_error("Malformed hexadecimal input");
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}
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