Function CaseInsensitiveEqual

src/test/util/str.cpp:10–21

#include <string>

bool CaseInsensitiveEqual(const std::string& s1, const std::string& s2)
{
    if (s1.size() != s2.size()) return false;
    for (size_t i = 0; i < s1.size(); ++i) {
        char c1 = s1[i];
        if (c1 >= 'A' && c1 <= 'Z') c1 -= ('A' - 'a');
        char c2 = s2[i];
        if (c2 >= 'A' && c2 <= 'Z') c2 -= ('A' - 'a');
        if (c1 != c2) return false;
    }
    return true;
}