diff options
author | Michael Shalayeff <mickey@cvs.openbsd.org> | 2000-12-29 19:04:42 +0000 |
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committer | Michael Shalayeff <mickey@cvs.openbsd.org> | 2000-12-29 19:04:42 +0000 |
commit | 076dee6770f654762eea1a1019c71c326ff76cab (patch) | |
tree | 6c58ad78d941d2ae0c8e508598b41484f2c6d9b1 /sys/lib/libkern | |
parent | 4c6404324bce4863a5c4d158de318b6ac5dcf4be (diff) |
import strlcpy from libc
Diffstat (limited to 'sys/lib/libkern')
-rw-r--r-- | sys/lib/libkern/arch/hppa/Makefile.inc | 6 | ||||
-rw-r--r-- | sys/lib/libkern/arch/hppa/strlcpy.S | 66 |
2 files changed, 69 insertions, 3 deletions
diff --git a/sys/lib/libkern/arch/hppa/Makefile.inc b/sys/lib/libkern/arch/hppa/Makefile.inc index 3eda096c7ae..0f34e894cb0 100644 --- a/sys/lib/libkern/arch/hppa/Makefile.inc +++ b/sys/lib/libkern/arch/hppa/Makefile.inc @@ -1,12 +1,12 @@ -# $OpenBSD: Makefile.inc,v 1.13 2000/12/18 18:40:45 provos Exp $ +# $OpenBSD: Makefile.inc,v 1.14 2000/12/29 19:04:41 mickey Exp $ SRCS+= __main.c imax.c imin.c lmax.c lmin.c max.c min.c ulmax.c ulmin.c \ random.c ashrdi3.c divdi3.c strncpy.c strncmp.c strcmp.c memchr.c \ - memcmp.c memset.c strlen.c strcpy.c strlcat.c strlcpy.c \ + memcmp.c memset.c strlen.c strcpy.c strlcat.c \ strcat.c skpc.c strncasecmp.c \ bcmp.c scanc.c ffs.c -SRCS+= milli.S +SRCS+= milli.S strlcpy.S OBJS+= bzero.o SRCS+= bcopy.S spcopy.S diff --git a/sys/lib/libkern/arch/hppa/strlcpy.S b/sys/lib/libkern/arch/hppa/strlcpy.S new file mode 100644 index 00000000000..8783a3f72d9 --- /dev/null +++ b/sys/lib/libkern/arch/hppa/strlcpy.S @@ -0,0 +1,66 @@ +/* $OpenBSD: strlcpy.S,v 1.1 2000/12/29 19:04:41 mickey Exp $ */ + +/* + * Copyright (c) 1999 Michael Shalayeff + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by Michael Shalayeff. + * 4. The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES + * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. + * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#include <machine/asm.h> + +#if defined(LIBC_SCCS) + .text + .asciz "$OpenBSD: strlcpy.S,v 1.1 2000/12/29 19:04:41 mickey Exp $" + .align 4 +#endif + +/* size_t strlcpy(char *dst, const char *src, size_t siz) + * + * it will never be a string of 2^32, so we assume 2^31 as a max size + */ +ENTRY(strlcpy) + + addi arg1, 1, ret0 + subi arg2, 1, t2 + +$strlcpy_loop + ldbs,ma 1(arg1), t1 + comb,= r0, t1, $strlcpy_exit + + addib,>,n -1, t2, $strlcpy_loop + stbs,ma t1, 1(arg0) + +$strlcpy_exit + + comb,=,n r0, arg2, $strlcpy_nzero + stbs r0, -1(arg0) +$strlcpy_nzero + + bv 0(rp) + sub arg1, ret0, ret0 + +EXIT(strlcpy) |