#include "util.hpp"
namespace httpsserver {
uint32_t parseUInt(std::string s, uint32_t max) {
uint32_t i = 0; // value
// Check sign
size_t x = 0;
if (s[0]=='+') {
x = 1;
}
// We device max by 10, so we can check if we would exceed it by the next *10 multiplication
max/=10;
// Convert by base 10
for(; x < s.size(); x++) {
char c = s[x];
if (i < max) {
if (c >= '0' && c<='9') {
i = i*10 + (c-'0');
} else {
break;
}
} else {
return max;
}
}
return i;
}
int32_t parseInt(std::string s) {
uint32_t max = 0x7fffffff;
if (s[0]=='-') {
return -1 * parseUInt(s.substr(1,max));
}
return parseUInt(s,max);
}
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);
}
}