1
0
mirror of https://gitlab.os-k.eu/os-k-team/kvisc.git synced 2023-08-25 14:05:46 +02:00
kvisc/ka/str/strcpy.k

40 lines
530 B
Plaintext
Raw Normal View History

2019-05-30 19:33:22 +02:00
; The OS/K Team licenses this file to you under the MIT license.
; See the LICENSE file in the project root for more information.
;
; void strcpy(char *, const char *)
;
strcpy:
2019-06-13 22:20:35 +02:00
mov ax2, STRLEN_MAX
jmp strncpy
2019-05-30 19:33:22 +02:00
;
; void strncpy(char *, const char *, int)
;
strncpy:
2019-05-30 21:46:00 +02:00
mov rcx, ax2
2019-06-13 22:20:35 +02:00
ret.cxz
2019-05-30 21:46:00 +02:00
2019-06-13 22:20:35 +02:00
cld
rep.nz movsb ax0, ax1
2019-05-30 21:46:00 +02:00
2019-05-30 19:33:22 +02:00
ret
;
; void strnzcpy(char *, const char *, int)
;
strnzcpy:
2019-05-30 21:46:00 +02:00
mov rcx, ax2
2019-06-13 22:20:35 +02:00
ret.cxz
2019-05-30 21:46:00 +02:00
2019-06-13 22:20:35 +02:00
dec rcx
jmp.cxz .1
2019-05-30 21:46:00 +02:00
2019-06-13 22:20:35 +02:00
cld
rep.nz movsb ax0, ax1
2019-05-30 21:46:00 +02:00
2019-06-13 22:20:35 +02:00
.1:
2019-05-30 21:46:00 +02:00
mov b[ax0], 0
ret
2019-06-02 11:01:33 +02:00