diff --git a/sys/lib/libkern/arch/i386/DEFS.h b/sys/lib/libkern/arch/i386/DEFS.h new file mode 100644 index 000000000000..840ef718f68d --- /dev/null +++ b/sys/lib/libkern/arch/i386/DEFS.h @@ -0,0 +1,3 @@ +/* $Id: DEFS.h,v 1.1 1993/11/05 22:40:55 cgd Exp $ */ + +#include diff --git a/sys/lib/libkern/arch/i386/SYS.h b/sys/lib/libkern/arch/i386/SYS.h new file mode 100644 index 000000000000..3ea0ed4686d0 --- /dev/null +++ b/sys/lib/libkern/arch/i386/SYS.h @@ -0,0 +1,70 @@ +/*- + * Copyright (c) 1990 The Regents of the University of California. + * All rights reserved. + * + * This code is derived from software contributed to Berkeley by + * William Jolitz. + * + * 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 the University of + * California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``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 REGENTS OR CONTRIBUTORS 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. + * + * from: @(#)SYS.h 5.5 (Berkeley) 5/7/91 + * $Id: SYS.h,v 1.1 1993/11/05 22:40:57 cgd Exp $ + */ + +#include +#include + +#ifdef PIC +#define PIC_PROLOGUE \ + pushl %ebx; \ + call 1f; \ +1: \ + popl %ebx; \ + addl $_GLOBAL_OFFSET_TABLE_+[.-1b], %ebx +#define PIC_EPILOGUE \ + popl %ebx +#define PIC_PLT(x) x@PLT +#define PIC_GOT(x) x@GOT(%ebx) +#define PIC_GOTOFF(x) x@GOTOFF(%ebx) +#else +#define PIC_PROLOGUE +#define PIC_EPILOGUE +#define PIC_PLT(x) x +#define PIC_GOT(x) x +#define PIC_GOTOFF(x) x +#endif + +#define SYSCALL(x) 2: jmp cerror; ENTRY(x); lea SYS_/**/x,%eax; LCALL(7,0); jb 2b +#define RSYSCALL(x) SYSCALL(x); ret +#define PSEUDO(x,y) ENTRY(x); lea SYS_/**/y, %eax; ; LCALL(7,0); ret +#define CALL(x,y) call _/**/y; addl $4*x,%esp +/* gas fucks up offset -- although we don't currently need it, do for BCS */ +#define LCALL(x,y) .byte 0x9a ; .long y; .word x + + .globl cerror diff --git a/sys/lib/libkern/i386/DEFS.h b/sys/lib/libkern/i386/DEFS.h new file mode 100644 index 000000000000..840ef718f68d --- /dev/null +++ b/sys/lib/libkern/i386/DEFS.h @@ -0,0 +1,3 @@ +/* $Id: DEFS.h,v 1.1 1993/11/05 22:40:55 cgd Exp $ */ + +#include diff --git a/sys/lib/libkern/i386/SYS.h b/sys/lib/libkern/i386/SYS.h new file mode 100644 index 000000000000..3ea0ed4686d0 --- /dev/null +++ b/sys/lib/libkern/i386/SYS.h @@ -0,0 +1,70 @@ +/*- + * Copyright (c) 1990 The Regents of the University of California. + * All rights reserved. + * + * This code is derived from software contributed to Berkeley by + * William Jolitz. + * + * 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 the University of + * California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``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 REGENTS OR CONTRIBUTORS 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. + * + * from: @(#)SYS.h 5.5 (Berkeley) 5/7/91 + * $Id: SYS.h,v 1.1 1993/11/05 22:40:57 cgd Exp $ + */ + +#include +#include + +#ifdef PIC +#define PIC_PROLOGUE \ + pushl %ebx; \ + call 1f; \ +1: \ + popl %ebx; \ + addl $_GLOBAL_OFFSET_TABLE_+[.-1b], %ebx +#define PIC_EPILOGUE \ + popl %ebx +#define PIC_PLT(x) x@PLT +#define PIC_GOT(x) x@GOT(%ebx) +#define PIC_GOTOFF(x) x@GOTOFF(%ebx) +#else +#define PIC_PROLOGUE +#define PIC_EPILOGUE +#define PIC_PLT(x) x +#define PIC_GOT(x) x +#define PIC_GOTOFF(x) x +#endif + +#define SYSCALL(x) 2: jmp cerror; ENTRY(x); lea SYS_/**/x,%eax; LCALL(7,0); jb 2b +#define RSYSCALL(x) SYSCALL(x); ret +#define PSEUDO(x,y) ENTRY(x); lea SYS_/**/y, %eax; ; LCALL(7,0); ret +#define CALL(x,y) call _/**/y; addl $4*x,%esp +/* gas fucks up offset -- although we don't currently need it, do for BCS */ +#define LCALL(x,y) .byte 0x9a ; .long y; .word x + + .globl cerror diff --git a/sys/lib/libkern/strncmp.c b/sys/lib/libkern/strncmp.c new file mode 100644 index 000000000000..ab12da80efae --- /dev/null +++ b/sys/lib/libkern/strncmp.c @@ -0,0 +1,57 @@ +/* + * Copyright (c) 1989 The Regents of the University of California. + * 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 the University of + * California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``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 REGENTS OR CONTRIBUTORS 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. + */ + +#if defined(LIBC_SCCS) && !defined(lint) +/*static char *sccsid = "from: @(#)strncmp.c 5.6 (Berkeley) 1/26/91";*/ +static char *rcsid = "$Id: strncmp.c,v 1.1 1993/11/05 22:40:48 cgd Exp $"; +#endif /* LIBC_SCCS and not lint */ + +#include +#include + +int +strncmp(s1, s2, n) + register const char *s1, *s2; + register size_t n; +{ + + if (n == 0) + return (0); + do { + if (*s1 != *s2++) + return (*(unsigned char *)s1 - *(unsigned char *)--s2); + if (*s1++ == 0) + break; + } while (--n != 0); + return (0); +}