lookup.c

lookup.c

const char* lookup(const char* path)
{
    // Store the extension in a variable
    char* extension = strrchr(path, '.');
    
    // if it exists, in case strrchr doesn't really find anything
    if(extension != NULL)
    {
        // compare and match the extension with the supported list
        if(strcasecmp(extension, ".css") == 0)
        {
            return "text/css";   
        }
        else if(strcasecmp(extension, ".html") == 0)
        {
            return "text/html";
        }
        else if(strcasecmp(extension, ".gif") == 0)
        {
            return "image/gif";
        }
        else if(strcasecmp(extension, ".ico") == 0)
        {
            return "image/x-icon";
        }
        else if(strcasecmp(extension, ".jpg") == 0)
        {
            return "image/jpeg";
        }
        else if(strcasecmp(extension, ".js") == 0)
        {
            return "text/javascript";
        }
        else if(strcasecmp(extension, ".php") == 0)
        {
            return "text/x-php";
        }
        else if(strcasecmp(extension, ".png") == 0)
        {
            return "image/png";
        }
    }
    // if not found in list or doesn't exist, return NULL
    return NULL;
}