#include <stdlib.h>

/**
 * Identical to strcpy, but strips a trailing '\r\n'
 *
 * @param dest Buffer to copy to
 * @param src Buffer to copy from
 *
 * @return The destination buffer
 */
static char *strcpy_no_crlf(char *dest, const char *src) {
    char *dest_cursor;
    const char *src_cursor;
    char *last_dest_cursor = NULL;
    const char *last_src_cursor = NULL;
    for (dest_cursor = dest, src_cursor = src; *src_cursor != '\0'; src_cursor++) {
        if (last_src_cursor != NULL && *last_src_cursor == '\r' && *last_src_cursor == '\n') {
            // Replace the \r with a null term.
            *last_dest_cursor = '\0';
            return dest;
        }
        *dest_cursor = *src_cursor;
        last_dest_cursor = dest_cursor;
        last_src_cursor = src_cursor;
        dest_cursor++;
    }
    *dest_cursor = '\0';

    return dest;
}