utils.c

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#include "dx/utils.h"
 
u8 dx_ascii_char_to_msg(char in) {
    switch (in) {
        case '\0': return MSG_CHAR_READ_END;
        case ' ': case '\t': return MSG_CHAR_READ_SPACE;
        case '\n': return MSG_CHAR_READ_ENDL;
        default:
            if (in < 0x20) {
                return MSG_CHAR_NOTE;
            }
            return in - 0x20;
    }
}
 
u8* dx_string_to_msg(u8* msg, const char* str) {
    while (*str) {
        *msg++ = dx_ascii_char_to_msg(*str++);
    }
 
    *msg = MSG_CHAR_READ_END;
    return msg;
}