/*
 * string_utils.h – Wide-character (CHAR16) string helpers.
 *
 * Utility functions for the kernel's interactive shell: whitespace
 * detection, case-insensitive comparison, and in-place trimming.
 */

#ifndef STRING_UTILS_H
#define STRING_UTILS_H

#include <efi.h>

/* Return TRUE if Ch is a space or horizontal tab. */
BOOLEAN is_space16(CHAR16 Ch);

/* Return the ASCII lower-case equivalent of Ch (A-Z only). */
CHAR16 ascii_lower16(CHAR16 Ch);

/* Case-insensitive equality test for two NUL-terminated CHAR16 strings. */
BOOLEAN ascii_streq_ci(const CHAR16 *A, const CHAR16 *B);

/* Strip leading and trailing whitespace from Cmd in place. */
void trim_spaces_inplace(CHAR16 *Cmd);

#endif /* STRING_UTILS_H */