kvisc/ka/crt/str/strlen.k

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; The OS/K Team licenses this file to you under the MIT license.
; See the LICENSE file in the project root for more information.
;
; int strnlen(char *, int)
;
strnlen:
cld
mov rcx, ax1
rep.nz scasb ax0, 0
mov rax, ax1
sub rax, rcx
ret
;
; int strlen(char *)
;
strlen:
mov ax1, STRLEN_MAX
jmp strnlen