diff --git a/src/lib/libc/i386/Makefile b/src/lib/libc/i386/Makefile index a31ee00..839ffee 100755 --- a/src/lib/libc/i386/Makefile +++ b/src/lib/libc/i386/Makefile @@ -5,10 +5,14 @@ (cd gen;make) (cd net;make) (cd stdlib;make) + (cd string;make) + (cd sys;make) # Clean up the junk clean: (cd gen;make clean) (cd net;make clean) (cd stdlib;make clean) + (cd string;make clean) + (cd sys;make clean) diff --git a/src/lib/libc/i386/sys/Makefile b/src/lib/libc/i386/sys/Makefile new file mode 100644 index 0000000..4957b49 --- /dev/null +++ b/src/lib/libc/i386/sys/Makefile @@ -0,0 +1,35 @@ +# $Id$ +# The System Makefile (C) 2002 The UbixOS Project + +# Include Global 'Source' Options +include ../../../../Makefile.inc +include ../../../Makefile.inc +include ../../Makefile.inc + +INCLUDES += -I../ + +#Objects +OBJS = Ovfork.o brk.o cerror.o exect.o getcontext.o i386_clr_watch.o i386_get_fsbase.o i386_get_gsbase.o i386_get_ioperm.o i386_get_ldt.o i386_set_fsbase.o i386_set_gsbase.o i386_set_ioperm.o i386_set_ldt.o i386_set_watch.o i386_vm86.o pipe.o ptrace.o reboot.o sbrk.o setlogin.o sigreturn.o syscall.o + +all: $(OBJS) + +# Compile the source files +.cc.o: + $(CXX) $(CFLAGS) -Wall -nostdlib -O $(INCLUDES) -c -o $@ $< + +.cc.s: + $(CXX) $(CFLAGS) -Wall -nostdlib -O $(INCLUDES) -S -o $@ $< + +.c.o: + $(CC) $(CFLAGS) -Wall -nostdlib -O $(INCLUDES) -c $< + +.c.s: + $(CC) $(CFLAGS) -Wall -nostdlib -O $(INCLUDES) -S -o $@ $< + +.S.o: + $(CC) $(CFLAGS) -Wall -nostdlib $(INCLUDES) -c -o $@ $< + +# Clean up the junk +clean: + $(REMOVE) $(OBJS) + diff --git a/src/lib/libc/i386/sys/Ovfork.S b/src/lib/libc/i386/sys/Ovfork.S new file mode 100644 index 0000000..a3ce2c9 --- /dev/null +++ b/src/lib/libc/i386/sys/Ovfork.S @@ -0,0 +1,58 @@ +/*- + * 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. + */ + +#if defined(SYSLIBC_SCCS) && !defined(lint) + .asciz "@(#)Ovfork.s 5.1 (Berkeley) 4/23/90" +#endif /* SYSLIBC_SCCS and not lint */ +#include +__FBSDID("$FreeBSD: src/lib/libc/i386/sys/Ovfork.S,v 1.19 2002/03/23 02:10:28 obrien Exp $"); + +#include "SYS.h" + + .weak _vfork + .set _vfork,__sys_vfork + .weak vfork + .set vfork,__sys_vfork +ENTRY(__sys_vfork) + popl %ecx /* my rta into ecx */ + mov $SYS_vfork,%eax + KERNCALL + jb 1f + jmp *%ecx +1: + pushl %ecx + PIC_PROLOGUE + jmp PIC_PLT(HIDENAME(cerror)) diff --git a/src/lib/libc/i386/sys/brk.S b/src/lib/libc/i386/sys/brk.S new file mode 100644 index 0000000..1bc5359 --- /dev/null +++ b/src/lib/libc/i386/sys/brk.S @@ -0,0 +1,90 @@ +/*- + * 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. + */ + +#if defined(SYSLIBC_SCCS) && !defined(lint) + .asciz "@(#)brk.s 5.2 (Berkeley) 12/17/90" +#endif /* SYSLIBC_SCCS and not lint */ +#include +__FBSDID("$FreeBSD: src/lib/libc/i386/sys/brk.S,v 1.10 2002/03/23 02:10:28 obrien Exp $"); + +#include "SYS.h" + + .globl HIDENAME(curbrk) + .globl HIDENAME(minbrk) +ENTRY(_brk) + jmp ok + +ENTRY(brk) +#ifdef PIC + movl 4(%esp),%eax + PIC_PROLOGUE + movl PIC_GOT(HIDENAME(curbrk)),%edx # set up GOT addressing + movl PIC_GOT(HIDENAME(minbrk)),%ecx # + PIC_EPILOGUE + cmpl %eax,(%ecx) + jbe ok + movl (%ecx),%eax + movl %eax,4(%esp) +ok: + mov $SYS_break,%eax + KERNCALL + jb err + movl 4(%esp),%eax + movl %eax,(%edx) + movl $0,%eax + ret +err: + PIC_PROLOGUE + jmp PIC_PLT(HIDENAME(cerror)) + +#else + + movl 4(%esp),%eax + cmpl %eax,HIDENAME(minbrk) + jbe ok + movl HIDENAME(minbrk),%eax + movl %eax,4(%esp) +ok: + mov $SYS_break,%eax + KERNCALL + jb err + movl 4(%esp),%eax + movl %eax,HIDENAME(curbrk) + movl $0,%eax + ret +err: + jmp HIDENAME(cerror) +#endif diff --git a/src/lib/libc/i386/sys/cerror.S b/src/lib/libc/i386/sys/cerror.S new file mode 100644 index 0000000..5d7248b --- /dev/null +++ b/src/lib/libc/i386/sys/cerror.S @@ -0,0 +1,69 @@ +/*- + * 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. + */ + +#if defined(SYSLIBC_SCCS) && !defined(lint) + .asciz "@(#)cerror.s 5.1 (Berkeley) 4/23/90" +#endif /* SYSLIBC_SCCS and not lint */ +#include +__FBSDID("$FreeBSD: src/lib/libc/i386/sys/cerror.S,v 1.12 2002/03/23 02:10:28 obrien Exp $"); + +#include "SYS.h" + + .globl HIDENAME(cerror) + + /* + * The __error() function is thread aware. For non-threaded + * programs and the initial threaded in threaded programs, + * it returns a pointer to the global errno variable. + */ + .globl CNAME(__error) + .type CNAME(__error),@function +HIDENAME(cerror): + pushl %eax +#ifdef PIC + /* The caller must execute the PIC prologue before jumping to cerror. */ + call PIC_PLT(CNAME(__error)) + popl %ecx + PIC_EPILOGUE +#else + call CNAME(__error) + popl %ecx +#endif + movl %ecx,(%eax) + movl $-1,%eax + movl $-1,%edx + ret + diff --git a/src/lib/libc/i386/sys/exect.S b/src/lib/libc/i386/sys/exect.S new file mode 100644 index 0000000..a7a6888 --- /dev/null +++ b/src/lib/libc/i386/sys/exect.S @@ -0,0 +1,55 @@ +/*- + * 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. + */ + +#if defined(SYSLIBC_SCCS) && !defined(lint) + .asciz "@(#)exect.s 5.1 (Berkeley) 4/23/90" +#endif /* SYSLIBC_SCCS and not lint */ +#include +__FBSDID("$FreeBSD: src/lib/libc/i386/sys/exect.S,v 1.9 2002/03/23 02:10:28 obrien Exp $"); + +#include "SYS.h" +#include + +ENTRY(exect) + mov $SYS_execve,%eax + pushf + popl %edx + orl $ PSL_T,%edx + pushl %edx + popf + KERNCALL + PIC_PROLOGUE + jmp PIC_PLT(HIDENAME(cerror)) /* exect(file, argv, env); */ diff --git a/src/lib/libc/i386/sys/getcontext.S b/src/lib/libc/i386/sys/getcontext.S new file mode 100644 index 0000000..97f6a01 --- /dev/null +++ b/src/lib/libc/i386/sys/getcontext.S @@ -0,0 +1,50 @@ +/*- + * Copyright (c) 2003 Peter Wemm + * 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. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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. + */ + +#include +__FBSDID("$FreeBSD: src/lib/libc/i386/sys/getcontext.S,v 1.1 2003/09/04 00:20:40 peter Exp $"); + +#include + +/* + * This has to be magic to handle the multiple returns. + * Otherwise, the setcontext() syscall will return here and we'll + * pop off the return address and go to the *setcontext* call. + */ + .weak _getcontext + .set _getcontext,__sys_getcontext + .weak getcontext + .set getcontext,__sys_getcontext +ENTRY(__sys_getcontext) + movl (%esp),%ecx /* save getcontext return address */ + mov $SYS_getcontext,%eax + KERNCALL + jb 1f + addl $4,%esp /* remove stale (setcontext) return address */ + jmp *%ecx /* restore return address */ +1: + PIC_PROLOGUE + jmp PIC_PLT(HIDENAME(cerror)) diff --git a/src/lib/libc/i386/sys/i386_clr_watch.c b/src/lib/libc/i386/sys/i386_clr_watch.c new file mode 100644 index 0000000..1b0e935 --- /dev/null +++ b/src/lib/libc/i386/sys/i386_clr_watch.c @@ -0,0 +1,46 @@ +/* + * Copyright 2000 Brian S. Dean + * All Rights Reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY BRIAN S. DEAN ``AS IS'' AND ANY + * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL BRIAN S. DEAN BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT + * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR + * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF + * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE + * USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH + * DAMAGE. + */ + +#include +__FBSDID("$FreeBSD: src/lib/libc/i386/sys/i386_clr_watch.c,v 1.3 2002/10/21 03:47:22 sam Exp $"); + +#include +#include + +int +i386_clr_watch(int watchnum, struct dbreg * d) +{ + + if (watchnum < 0 || watchnum >= 4) + return -1; + + DBREG_DRX(d,7) = DBREG_DRX(d,7) & ~((0x3 << (watchnum*2)) | (0x0f << (watchnum*4+16))); + DBREG_DRX(d,watchnum) = 0; + + return 0; +} diff --git a/src/lib/libc/i386/sys/i386_get_fsbase.c b/src/lib/libc/i386/sys/i386_get_fsbase.c new file mode 100644 index 0000000..bc040d7 --- /dev/null +++ b/src/lib/libc/i386/sys/i386_get_fsbase.c @@ -0,0 +1,37 @@ +/*- + * Copyright (c) 2005 Peter Wemm + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#include +__FBSDID("$FreeBSD: src/lib/libc/i386/sys/i386_get_fsbase.c,v 1.1 2005/04/14 00:01:35 peter Exp $"); + +#include + +int +i386_get_fsbase(void **addr) +{ + + return (sysarch(I386_GET_FSBASE, addr)); +} diff --git a/src/lib/libc/i386/sys/i386_get_gsbase.c b/src/lib/libc/i386/sys/i386_get_gsbase.c new file mode 100644 index 0000000..aca5738 --- /dev/null +++ b/src/lib/libc/i386/sys/i386_get_gsbase.c @@ -0,0 +1,37 @@ +/*- + * Copyright (c) 2005 Peter Wemm + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#include +__FBSDID("$FreeBSD: src/lib/libc/i386/sys/i386_get_gsbase.c,v 1.1 2005/04/14 00:01:35 peter Exp $"); + +#include + +int +i386_get_gsbase(void **addr) +{ + + return (sysarch(I386_GET_GSBASE, addr)); +} diff --git a/src/lib/libc/i386/sys/i386_get_ioperm.c b/src/lib/libc/i386/sys/i386_get_ioperm.c new file mode 100644 index 0000000..fb3f48b --- /dev/null +++ b/src/lib/libc/i386/sys/i386_get_ioperm.c @@ -0,0 +1,48 @@ +/*- + * Copyright (c) 1998 Jonathan Lemon + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#include +__FBSDID("$FreeBSD: src/lib/libc/i386/sys/i386_get_ioperm.c,v 1.8 2004/01/09 16:52:09 nectar Exp $"); + +#include + +int +i386_get_ioperm(unsigned int start, unsigned int *length, int *enable) +{ + struct i386_ioperm_args p; + int error; + + p.start = start; + p.length = *length; + p.enable = *enable; + + error = sysarch(I386_GET_IOPERM, &p); + + *length = p.length; + *enable = p.enable; + + return (error); +} diff --git a/src/lib/libc/i386/sys/i386_get_ldt.c b/src/lib/libc/i386/sys/i386_get_ldt.c new file mode 100644 index 0000000..51ac9ef --- /dev/null +++ b/src/lib/libc/i386/sys/i386_get_ldt.c @@ -0,0 +1,46 @@ +/* + * Copyright (c) 1993 John Brezak + * 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. 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 +__FBSDID("$FreeBSD: src/lib/libc/i386/sys/i386_get_ldt.c,v 1.11 2004/01/09 16:52:09 nectar Exp $"); + +#include +#include +#include + +int +i386_get_ldt(int start, union descriptor *descs, int num) +{ + struct i386_ldt_args p; + + p.start = start; + p.descs = descs; + p.num = num; + + return sysarch(I386_GET_LDT, &p); +} diff --git a/src/lib/libc/i386/sys/i386_set_fsbase.c b/src/lib/libc/i386/sys/i386_set_fsbase.c new file mode 100644 index 0000000..733a658 --- /dev/null +++ b/src/lib/libc/i386/sys/i386_set_fsbase.c @@ -0,0 +1,37 @@ +/*- + * Copyright (c) 2005 Peter Wemm + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#include +__FBSDID("$FreeBSD: src/lib/libc/i386/sys/i386_set_fsbase.c,v 1.1 2005/04/14 00:01:35 peter Exp $"); + +#include + +int +i386_set_fsbase(void *addr) +{ + + return (sysarch(I386_SET_FSBASE, &addr)); +} diff --git a/src/lib/libc/i386/sys/i386_set_gsbase.c b/src/lib/libc/i386/sys/i386_set_gsbase.c new file mode 100644 index 0000000..4013e96 --- /dev/null +++ b/src/lib/libc/i386/sys/i386_set_gsbase.c @@ -0,0 +1,37 @@ +/*- + * Copyright (c) 2005 Peter Wemm + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#include +__FBSDID("$FreeBSD: src/lib/libc/i386/sys/i386_set_gsbase.c,v 1.1 2005/04/14 00:01:35 peter Exp $"); + +#include + +int +i386_set_gsbase(void *addr) +{ + + return (sysarch(I386_SET_GSBASE, &addr)); +} diff --git a/src/lib/libc/i386/sys/i386_set_ioperm.c b/src/lib/libc/i386/sys/i386_set_ioperm.c new file mode 100644 index 0000000..cb3f776 --- /dev/null +++ b/src/lib/libc/i386/sys/i386_set_ioperm.c @@ -0,0 +1,42 @@ +/*- + * Copyright (c) 1998 Jonathan Lemon + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#include +__FBSDID("$FreeBSD: src/lib/libc/i386/sys/i386_set_ioperm.c,v 1.8 2004/01/09 16:52:09 nectar Exp $"); + +#include + +int +i386_set_ioperm(unsigned int start, unsigned int length, int enable) +{ + struct i386_ioperm_args p; + + p.start = start; + p.length = length; + p.enable = enable; + + return (sysarch(I386_SET_IOPERM, &p)); +} diff --git a/src/lib/libc/i386/sys/i386_set_ldt.c b/src/lib/libc/i386/sys/i386_set_ldt.c new file mode 100644 index 0000000..df65f9f --- /dev/null +++ b/src/lib/libc/i386/sys/i386_set_ldt.c @@ -0,0 +1,46 @@ +/* + * Copyright (c) 1993 John Brezak + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR `AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, + * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, + * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#include +__FBSDID("$FreeBSD: src/lib/libc/i386/sys/i386_set_ldt.c,v 1.11 2004/01/09 16:52:09 nectar Exp $"); + +#include +#include +#include + +int +i386_set_ldt(int start, union descriptor *descs, int num) +{ + struct i386_ldt_args p; + + p.start = start; + p.descs = descs; + p.num = num; + + return sysarch(I386_SET_LDT, &p); +} diff --git a/src/lib/libc/i386/sys/i386_set_watch.c b/src/lib/libc/i386/sys/i386_set_watch.c new file mode 100644 index 0000000..325aff7 --- /dev/null +++ b/src/lib/libc/i386/sys/i386_set_watch.c @@ -0,0 +1,84 @@ +/* + * Copyright 2000 Brian S. Dean + * All Rights Reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY BRIAN S. DEAN ``AS IS'' AND ANY + * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL BRIAN S. DEAN BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT + * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR + * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF + * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE + * USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH + * DAMAGE. + */ + +#include +__FBSDID("$FreeBSD: src/lib/libc/i386/sys/i386_set_watch.c,v 1.3 2002/10/21 03:47:22 sam Exp $"); + +#include +#include + +int +i386_set_watch(int watchnum, unsigned int watchaddr, int size, + int access, struct dbreg * d) +{ + int i; + unsigned int mask; + + if (watchnum == -1) { + for (i = 0, mask = 0x3; i < 4; i++, mask <<= 2) + if ((DBREG_DRX(d,7) & mask) == 0) + break; + if (i < 4) + watchnum = i; + else + return -1; + } + + switch (access) { + case DBREG_DR7_EXEC: + size = 1; /* size must be 1 for an execution breakpoint */ + /* fall through */ + case DBREG_DR7_WRONLY: + case DBREG_DR7_RDWR: + break; + default : return -1; break; + } + + /* + * we can watch a 1, 2, or 4 byte sized location + */ + switch (size) { + case 1 : mask = 0x00; break; + case 2 : mask = 0x01 << 2; break; + case 4 : mask = 0x03 << 2; break; + default : return -1; break; + } + + mask |= access; + + /* clear the bits we are about to affect */ + DBREG_DRX(d,7) &= ~((0x3 << (watchnum*2)) | (0x0f << (watchnum*4+16))); + + /* set drN register to the address, N=watchnum */ + DBREG_DRX(d,watchnum) = watchaddr; + + /* enable the watchpoint */ + DBREG_DRX(d,7) |= (0x2 << (watchnum*2)) | (mask << (watchnum*4+16)); + + return watchnum; +} diff --git a/src/lib/libc/i386/sys/i386_vm86.c b/src/lib/libc/i386/sys/i386_vm86.c new file mode 100644 index 0000000..02b3446 --- /dev/null +++ b/src/lib/libc/i386/sys/i386_vm86.c @@ -0,0 +1,41 @@ +/*- + * Copyright (c) 1998 Jonathan Lemon + * 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. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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. + */ + +#include +__FBSDID("$FreeBSD: src/lib/libc/i386/sys/i386_vm86.c,v 1.7 2004/01/09 16:52:09 nectar Exp $"); + +#include + +int +i386_vm86(int fcn, void *data) +{ + struct i386_vm86_args p; + + p.sub_op = fcn; + p.sub_args = (char *)data; + + return (sysarch(I386_VM86, &p)); +} diff --git a/src/lib/libc/i386/sys/pipe.S b/src/lib/libc/i386/sys/pipe.S new file mode 100644 index 0000000..c6042ca --- /dev/null +++ b/src/lib/libc/i386/sys/pipe.S @@ -0,0 +1,50 @@ +/*- + * 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. + */ + +#if defined(SYSLIBC_SCCS) && !defined(lint) + .asciz "@(#)pipe.s 5.1 (Berkeley) 4/23/90" +#endif /* SYSLIBC_SCCS and not lint */ +#include +__FBSDID("$FreeBSD: src/lib/libc/i386/sys/pipe.S,v 1.11 2002/03/23 02:10:28 obrien Exp $"); + +#include "SYS.h" + +SYSCALL(pipe) + movl 4(%esp),%ecx + movl %eax,(%ecx) + movl %edx,4(%ecx) + movl $0,%eax + ret diff --git a/src/lib/libc/i386/sys/ptrace.S b/src/lib/libc/i386/sys/ptrace.S new file mode 100644 index 0000000..fb35a49 --- /dev/null +++ b/src/lib/libc/i386/sys/ptrace.S @@ -0,0 +1,61 @@ +/*- + * 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. + */ + +#if defined(SYSLIBC_SCCS) && !defined(lint) + .asciz "@(#)ptrace.s 5.1 (Berkeley) 4/23/90" +#endif /* SYSLIBC_SCCS and not lint */ +#include +__FBSDID("$FreeBSD: src/lib/libc/i386/sys/ptrace.S,v 1.9 2002/03/23 02:10:28 obrien Exp $"); + +#include "SYS.h" + +ENTRY(ptrace) + xorl %eax,%eax +#ifdef PIC + PIC_PROLOGUE + movl PIC_GOT(CNAME(errno)),%edx + movl %eax,(%edx) + PIC_EPILOGUE +#else + movl %eax,CNAME(errno) +#endif + mov $SYS_ptrace,%eax + KERNCALL + jb err + ret +err: + PIC_PROLOGUE + jmp PIC_PLT(HIDENAME(cerror)) diff --git a/src/lib/libc/i386/sys/reboot.S b/src/lib/libc/i386/sys/reboot.S new file mode 100644 index 0000000..11bb985 --- /dev/null +++ b/src/lib/libc/i386/sys/reboot.S @@ -0,0 +1,46 @@ +/*- + * 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. + */ + +#if defined(SYSLIBC_SCCS) && !defined(lint) + .asciz "@(#)reboot.s 5.1 (Berkeley) 4/23/90" +#endif /* SYSLIBC_SCCS and not lint */ +#include +__FBSDID("$FreeBSD: src/lib/libc/i386/sys/reboot.S,v 1.7 2002/03/23 02:10:28 obrien Exp $"); + +#include "SYS.h" + +SYSCALL(reboot) + iret diff --git a/src/lib/libc/i386/sys/sbrk.S b/src/lib/libc/i386/sys/sbrk.S new file mode 100644 index 0000000..917e187 --- /dev/null +++ b/src/lib/libc/i386/sys/sbrk.S @@ -0,0 +1,94 @@ +/*- + * 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. + */ + +#if defined(SYSLIBC_SCCS) && !defined(lint) + .asciz "@(#)sbrk.s 5.1 (Berkeley) 4/23/90" +#endif /* SYSLIBC_SCCS and not lint */ +#include +__FBSDID("$FreeBSD: src/lib/libc/i386/sys/sbrk.S,v 1.11 2002/08/08 17:28:07 kan Exp $"); + +#include "SYS.h" + + .globl CNAME(_end) + .globl HIDENAME(minbrk) + .globl HIDENAME(curbrk) + + .data +HIDENAME(minbrk): .long CNAME(_end) +HIDENAME(curbrk): .long CNAME(_end) + .text + +ENTRY(sbrk) +#ifdef PIC + movl 4(%esp),%ecx + PIC_PROLOGUE + movl PIC_GOT(HIDENAME(curbrk)),%edx + movl (%edx),%eax + PIC_EPILOGUE + testl %ecx,%ecx + jz back + addl %eax,4(%esp) + mov $SYS_break,%eax + KERNCALL + jb err + PIC_PROLOGUE + movl PIC_GOT(HIDENAME(curbrk)),%edx + movl (%edx),%eax + addl %ecx,(%edx) + PIC_EPILOGUE +back: + ret +err: + PIC_PROLOGUE + jmp PIC_PLT(HIDENAME(cerror)) + +#else /* !PIC */ + + movl 4(%esp),%ecx + movl HIDENAME(curbrk),%eax + testl %ecx,%ecx + jz back + addl %eax,4(%esp) + mov $SYS_break,%eax + KERNCALL + jb err + movl HIDENAME(curbrk),%eax + addl %ecx,HIDENAME(curbrk) +back: + ret +err: + jmp HIDENAME(cerror) +#endif /* PIC */ diff --git a/src/lib/libc/i386/sys/setlogin.S b/src/lib/libc/i386/sys/setlogin.S new file mode 100644 index 0000000..9dfd39e --- /dev/null +++ b/src/lib/libc/i386/sys/setlogin.S @@ -0,0 +1,58 @@ +/*- + * Copyright (c) 1991 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. + */ + +#if defined(LIBC_SCCS) && !defined(lint) + .asciz "@(#)setlogin.s 5.2 (Berkeley) 4/12/91" +#endif /* LIBC_SCCS and not lint */ +#include +__FBSDID("$FreeBSD: src/lib/libc/i386/sys/setlogin.S,v 1.9 2002/03/23 02:10:28 obrien Exp $"); + +#include "SYS.h" + +.globl CNAME(_logname_valid) /* in _getlogin() */ + +SYSCALL(setlogin) +#ifdef PIC + PIC_PROLOGUE + pushl %eax + movl PIC_GOT(CNAME(_logname_valid)),%eax + movl $0,(%eax) + popl %eax + PIC_EPILOGUE +#else + movl $0,CNAME(_logname_valid) +#endif + ret /* setlogin(name) */ diff --git a/src/lib/libc/i386/sys/sigreturn.S b/src/lib/libc/i386/sys/sigreturn.S new file mode 100644 index 0000000..ff705c9 --- /dev/null +++ b/src/lib/libc/i386/sys/sigreturn.S @@ -0,0 +1,50 @@ +/*- + * 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. + */ + +#if defined(SYSLIBC_SCCS) && !defined(lint) + .asciz "@(#)sigreturn.s 5.2 (Berkeley) 12/17/90" +#endif /* SYSLIBC_SCCS and not lint */ +#include +__FBSDID("$FreeBSD: src/lib/libc/i386/sys/sigreturn.S,v 1.12 2002/03/23 02:10:28 obrien Exp $"); + +#include "SYS.h" + +/* + * NOTE: If the profiling ENTRY() code ever changes any registers, they + * must be saved. On FreeBSD, this is not the case. + */ + +RSYSCALL(sigreturn) diff --git a/src/lib/libc/i386/sys/syscall.S b/src/lib/libc/i386/sys/syscall.S new file mode 100644 index 0000000..3035e55 --- /dev/null +++ b/src/lib/libc/i386/sys/syscall.S @@ -0,0 +1,56 @@ +/*- + * 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. + */ + +#if defined(SYSLIBC_SCCS) && !defined(lint) + .asciz "@(#)syscall.s 5.1 (Berkeley) 4/23/90" +#endif /* SYSLIBC_SCCS and not lint */ +#include +__FBSDID("$FreeBSD: src/lib/libc/i386/sys/syscall.S,v 1.8 2002/03/23 02:10:28 obrien Exp $"); + +#include "SYS.h" + +ENTRY(syscall) + pop %ecx /* rta */ + pop %eax /* syscall number */ + push %ecx + KERNCALL + push %ecx /* need to push a word to keep stack frame intact + upon return; the word must be the return address. */ + jb 1f + ret +1: + PIC_PROLOGUE + jmp PIC_PLT(HIDENAME(cerror))