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/*

* util.cpp

*

* Created on: Dec 17, 2017

* Author: frank

*/

#include "util.hpp"

namespace httpsserver {

int parseInt(std::string s) {

int i = 0; // value

int m = 1; // multiplier

// Check sign

size_t x = 0;

if (s[0]=='-') {

x = 1;

} else if (s[0]=='+') {

x = 1;

}

// Convert by base 10

for(; x < s.size(); x++) {

char c = s[x];

if (c >= '0' && c<='9') {

i = i*10 + (c-'0');

} else {

break;

}

}

// Combine both.

return m*i;

}

std::string intToString(int i) {

if (i==0) {

return "0";

}

// We need this much digits

int digits = ceil(log10(i));

char c[digits+1];

c[digits] = '\0';

for(int x = digits-1; x >= 0; x--) {

char v = (i%10);

c[x] = '0' + v;

i = (i-v)/10;

}

return std::string(c);

}

}