diff options
Diffstat (limited to 'sysdeps')
| -rw-r--r-- | sysdeps/generic/netinet/in.h | 6 | ||||
| -rw-r--r-- | sysdeps/generic/strtok.c | 73 | ||||
| -rw-r--r-- | sysdeps/generic/strtok_r.c | 74 | ||||
| -rw-r--r-- | sysdeps/i386/i486/strcat.S | 20 | ||||
| -rw-r--r-- | sysdeps/i386/strsep.S | 3 | ||||
| -rw-r--r-- | sysdeps/i386/strtok.S | 329 | ||||
| -rw-r--r-- | sysdeps/i386/strtok_r.S | 3 | ||||
| -rw-r--r-- | sysdeps/unix/bsd/direntry.h | 2 | ||||
| -rw-r--r-- | sysdeps/unix/common/direntry.h | 2 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/gnu/types.h | 6 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/netinet/in.h | 6 |
11 files changed, 504 insertions, 20 deletions
diff --git a/sysdeps/generic/netinet/in.h b/sysdeps/generic/netinet/in.h index a135cf2..160618a 100644 --- a/sysdeps/generic/netinet/in.h +++ b/sysdeps/generic/netinet/in.h @@ -1,4 +1,4 @@ -/* Copyright (C) 1991, 1992, 1993, 1994, 1995 Free Software Foundation, Inc. +/* Copyright (C) 1991, 92, 93, 94, 95, 96 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or modify @@ -36,7 +36,7 @@ enum IPPROTO_IDP = 22, /* XNS IDP protocol. */ IPPROTO_RAW = 255, /* Raw IP packets. */ - IPPROTO_MAX, + IPPROTO_MAX }; /* Standard well-known ports. */ @@ -76,7 +76,7 @@ enum IPPORT_RESERVED = 1024, /* Ports greater this value are reserved for (non-privileged) servers. */ - IPPORT_USERRESERVED = 5000, + IPPORT_USERRESERVED = 5000 }; diff --git a/sysdeps/generic/strtok.c b/sysdeps/generic/strtok.c new file mode 100644 index 0000000..9544713 --- /dev/null +++ b/sysdeps/generic/strtok.c @@ -0,0 +1,73 @@ +/* Copyright (C) 1991, 1996 Free Software Foundation, Inc. +This file is part of the GNU C Library. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, +Boston, MA 02111-1307, USA. */ + +#include <errno.h> +#include <string.h> + + +static char *olds = NULL; + +/* Parse S into tokens separated by characters in DELIM. + If S is NULL, the last string strtok() was called with is + used. For example: + char s[] = "-abc-=-def"; + x = strtok(s, "-"); // x = "abc" + x = strtok(NULL, "-="); // x = "def" + x = strtok(NULL, "="); // x = NULL + // s = "abc\0-def\0" +*/ +char * +strtok (s, delim) + char *s; + const char *delim; +{ + char *token; + + if (s == NULL) + { + if (olds == NULL) + { + errno = EINVAL; + return NULL; + } + else + s = olds; + } + + /* Scan leading delimiters. */ + s += strspn (s, delim); + if (*s == '\0') + { + olds = NULL; + return NULL; + } + + /* Find the end of the token. */ + token = s; + s = strpbrk (token, delim); + if (s == NULL) + /* This token finishes the string. */ + olds = NULL; + else + { + /* Terminate the token and make OLDS point past it. */ + *s = '\0'; + olds = s + 1; + } + return token; +} diff --git a/sysdeps/generic/strtok_r.c b/sysdeps/generic/strtok_r.c new file mode 100644 index 0000000..08a2936 --- /dev/null +++ b/sysdeps/generic/strtok_r.c @@ -0,0 +1,74 @@ +/* Reentrant string tokenizer. Generic version. +Copyright (C) 1991, 1996 Free Software Foundation, Inc. +This file is part of the GNU C Library. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, +Boston, MA 02111-1307, USA. */ + +#include <errno.h> +#include <string.h> + + +/* Parse S into tokens separated by characters in DELIM. + If S is NULL, the saved pointer in SAVE_PTR is used as + the next starting point. For example: + char s[] = "-abc-=-def"; + char *sp; + x = strtok_r(s, "-", &sp); // x = "abc", sp = "=-def" + x = strtok_r(NULL, "-=", &sp); // x = "def", sp = NULL + x = strtok_r(NULL, "=", &sp); // x = NULL + // s = "abc\0-def\0" +*/ +char * +strtok_r (s, delim, save_ptr) + char *s; + const char *delim; + char **save_ptr; +{ + char *token; + + if (s == NULL) + { + if (*save_ptr == NULL) + { + errno = EINVAL; + return NULL; + } + else + s = *save_ptr; + } + + /* Scan leading delimiters. */ + s += strspn (s, delim); + if (*s == '\0') + { + *save_ptr = NULL; + return NULL; + } + + /* Find the end of the token. */ + token = s; + s = strpbrk (token, delim); + if (s == NULL) + /* This token finishes the string. */ + *save_ptr = NULL; + else + { + /* Terminate the token and make *SAVE_PTR point past it. */ + *s = '\0'; + *save_ptr = s + 1; + } + return token; +} diff --git a/sysdeps/i386/i486/strcat.S b/sysdeps/i386/i486/strcat.S index e3d2181..081a797 100644 --- a/sysdeps/i386/i486/strcat.S +++ b/sysdeps/i386/i486/strcat.S @@ -1,6 +1,6 @@ /* strcat(dest, src) -- Append SRC on the end of DEST. For Intel 80x86, x>=4. -Copyright (C) 1994, 1995 Free Software Foundation, Inc. +Copyright (C) 1994, 1995, 1996 Free Software Foundation, Inc. Contributed by Ulrich Drepper <drepper@ipd.info.uni-karlsruhe.de>. Optimised a little by Alan Modra <Alan@SPRI.Levels.UniSA.Edu.Au> This file is part of the GNU C Library. @@ -40,19 +40,19 @@ ENTRY (strcat) jz L8 /* yes => return */ /* Test the first bytes separately until destination is aligned. */ - testb $3, %edx /* destination pointer aligned? */ + testl $3, %edx /* destination pointer aligned? */ jz L1 /* yes => begin scan loop */ testb $0xff, (%edx) /* is end of string? */ jz L2 /* yes => start appending */ incl %edx /* increment source pointer */ - testb $3, %edx /* destination pointer aligned? */ + testl $3, %edx /* destination pointer aligned? */ jz L1 /* yes => begin scan loop */ testb $0xff, (%edx) /* is end of string? */ jz L2 /* yes => start appending */ incl %edx /* increment source pointer */ - testb $3, %edx /* destination pointer aligned? */ + testl $3, %edx /* destination pointer aligned? */ jz L1 /* yes => begin scan loop */ testb $0xff, (%edx) /* is end of string? */ jz L2 /* yes => start appending */ @@ -152,27 +152,27 @@ L3: testb %al, %al /* is first byte NUL? */ L2: subl %ecx, %edx /* reduce number of loop variants */ /* Now we have to align the source pointer. */ - testb $3, %ecx /* pointer correctly aligned? */ + testl $3, %ecx /* pointer correctly aligned? */ jz L29 /* yes => start copy loop */ movb (%ecx), %al /* get first byte */ movb %al, (%ecx,%edx) /* and store it */ - andl %al, %al /* is byte NUL? */ + andb %al, %al /* is byte NUL? */ jz L8 /* yes => return */ incl %ecx /* increment pointer */ - testb $3, %ecx /* pointer correctly aligned? */ + testl $3, %ecx /* pointer correctly aligned? */ jz L29 /* yes => start copy loop */ movb (%ecx), %al /* get first byte */ movb %al, (%ecx,%edx) /* and store it */ - andl %al, %al /* is byte NUL? */ + andb %al, %al /* is byte NUL? */ jz L8 /* yes => return */ incl %ecx /* increment pointer */ - testb $3, %ecx /* pointer correctly aligned? */ + testl $3, %ecx /* pointer correctly aligned? */ jz L29 /* yes => start copy loop */ movb (%ecx), %al /* get first byte */ movb %al, (%ecx,%edx) /* and store it */ - andl %al, %al /* is byte NUL? */ + andb %al, %al /* is byte NUL? */ jz L8 /* yes => return */ incl %ecx /* increment pointer */ diff --git a/sysdeps/i386/strsep.S b/sysdeps/i386/strsep.S new file mode 100644 index 0000000..8c425dd --- /dev/null +++ b/sysdeps/i386/strsep.S @@ -0,0 +1,3 @@ +#define FUNCTION strsep +#define USE_AS_STRSEP 1 +#include <sysdeps/i386/strtok.S> diff --git a/sysdeps/i386/strtok.S b/sysdeps/i386/strtok.S new file mode 100644 index 0000000..28845e0 --- /dev/null +++ b/sysdeps/i386/strtok.S @@ -0,0 +1,329 @@ +/* strtok (str, delim) -- Return next DELIM separated token from STR. +For Intel 80x86, x>=3. +Copyright (C) 1996 Free Software Foundation, Inc. +This file is part of the GNU C Library. +Contributed by Ulrich Drepper <drepper@cygnus.com>, 1996. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, +Boston, MA 02111-1307, USA. */ + +#include <errnos.h> +#include <sysdep.h> + +/* This file can be used for three variants of the strtok function: + + strtok: + INPUT PARAMETER: + str (sp + 4) + delim (sp + 8) + + strtok_r: + INPUT PARAMETER: + str (sp + 4) + delim (sp + 8) + save_ptr (sp + 12) + + strsep: + INPUT PARAMETERS + str_ptr (sp + 4) + delim (sp + 8) + + We do a common implementation here. */ + +#if !defined (USE_AS_STRTOK_R) && !defined (USE_AS_STRSEP) + .bss + .local save_ptr + ASM_TYPE_DIRECTIVE (save_ptr, @object) + .size save_ptr, 4 +save_ptr: + .space 4 + +#define FUNCTION strtok +#endif + + /* We use the possibility to do some more initialization + for the strtok implementation. */ + .text +Lillegal_argument: +#ifndef PIC + movl $EINVAL, C_SYMBOL_NAME(errno) + xorl %eax, %eax +#else +# if defined (USE_AS_STRTOK_R) || defined (USE_AS_STRSEP) + pushl %ebx /* Save PIC register. */ + call Lhere2 +Lhere2: popl %ebx + addl $_GLOBAL_OFFSET_TABLE_+[.-Lhere2], %ebx +# endif + movl errno@GOT(%ebx), %ebx + movl $EINVAL, (%ebx) + xorl %eax, %eax + popl %ebx +#endif + ret + + +ENTRY (FUNCTION) + + movl 4(%esp), %edx /* Get start of string. */ + movl 8(%esp), %eax /* Get start of delimiter set. */ + +#ifdef USE_AS_STRSEP + /* %EDX does not yet contain the string starting point. Only + a pointer to the location where it is stored. */ + movl (%edx), %edx +#else +# if !defined (USE_AS_STRTOK_R) && defined (PIC) + pushl %ebx /* Save PIC register. */ + call Lhere +Lhere: popl %ebx + addl $_GLOBAL_OFFSET_TABLE_+[.-Lhere], %ebx +# endif + + /* If the pointer is NULL we have to use the stored value of + the last run. */ + cmpl $0, %edx + jne L0 + +# ifdef USE_AS_STRTOK_R + /* The value is stored in the third argument. */ + movl 12(%esp), %edx + movl (%edx), %edx +# else + /* The value is in the local variable defined above. But + we have to take care for PIC code. */ +# ifndef PIC + movl save_ptr, %edx +# else + movl save_ptr@GOTOFF(%ebx), %edx +# endif +# endif +#endif + + /* Compare whether pointer is NULL. We are tolerant here + because the C function do the same. */ + cmpl $0, %edx + je Lillegal_argument + +#ifndef USE_AS_STRSEP +L0: +#endif + /* First we create a table with flags for all possible characters. + For the ASCII (7bit/8bit) or ISO-8859-X character sets which are + supported by the C string functions we have 256 characters. + Before inserting marks for the stop characters we clear the whole + table. The unrolled form is much faster than a loop. */ + xorl %ecx, %ecx /* %ecx = 0 !!! */ + + pushl %ecx /* make a 256 bytes long block filled with 0 */ + pushl %ecx + pushl %ecx + pushl %ecx + pushl %ecx + pushl %ecx + pushl %ecx + pushl %ecx + pushl %ecx + pushl %ecx + pushl %ecx + pushl %ecx + pushl %ecx + pushl %ecx + pushl %ecx + pushl %ecx + pushl %ecx + pushl %ecx + pushl %ecx + pushl %ecx + pushl %ecx + pushl %ecx + pushl %ecx + pushl %ecx + pushl %ecx + pushl %ecx + pushl %ecx + pushl %ecx + pushl %ecx + pushl %ecx + pushl %ecx + pushl %ecx + pushl %ecx + pushl %ecx + pushl %ecx + pushl %ecx + pushl %ecx + pushl %ecx + pushl %ecx + pushl %ecx + pushl %ecx + pushl %ecx + pushl %ecx + pushl %ecx + pushl %ecx + pushl %ecx + pushl %ecx + pushl %ecx + pushl %ecx + pushl %ecx + pushl %ecx + pushl %ecx + pushl %ecx + pushl %ecx + pushl %ecx + pushl %ecx + pushl %ecx + pushl %ecx + pushl $0 /* These immediate values make the label 2 */ + pushl $0 /* to be aligned on a 16 byte boundary to */ + pushl $0 /* get a better performance of the loop. */ + pushl $0 + pushl $0 + pushl $0 + +/* For understanding the following code remember that %ecx == 0 now. + Although all the following instruction only modify %cl we always + have a correct zero-extended 32-bit value in %ecx. */ + +L2: movb (%eax), %cl /* get byte from stopset */ + testb %cl, %cl /* is NUL char? */ + jz L1 /* yes => start compare loop */ + movb %cl, (%esp,%ecx) /* set corresponding byte in stopset table */ + + movb 1(%eax), %cl /* get byte from stopset */ + testb $0xff, %cl /* is NUL char? */ + jz L1 /* yes => start compare loop */ + movb %cl, (%esp,%ecx) /* set corresponding byte in stopset table */ + + movb 2(%eax), %cl /* get byte from stopset */ + testb $0xff, %cl /* is NUL char? */ + jz L1 /* yes => start compare loop */ + movb %cl, (%esp,%ecx) /* set corresponding byte in stopset table */ + + movb 3(%eax), %cl /* get byte from stopset */ + addl $4, %eax /* increment stopset pointer */ + movb %cl, (%esp,%ecx) /* set corresponding byte in stopset table */ + testb $0xff, %cl /* is NUL char? */ + jnz L2 /* no => process next dword from stopset */ + +L1: leal -4(%edx), %eax /* prepare loop */ + + /* We use a neat trick for the following loop. Normally we would + have to test for two termination conditions + 1. a character in the stopset was found + and + 2. the end of the string was found + But as a sign that the chracter is in the stopset we store its + value in the table. But the value of NUL is NUL so the loop + terminates for NUL in every case. */ + +L3: addl $4, %eax /* adjust pointer for full loop round */ + + movb (%eax), %cl /* get byte from string */ + testb %cl, (%esp,%ecx) /* is it contained in stopset? */ + jz L4 /* no => start of token */ + + movb 1(%eax), %cl /* get byte from string */ + testb %cl, (%esp,%ecx) /* is it contained in stopset? */ + jz L5 /* no => start of token */ + + movb 2(%eax), %cl /* get byte from string */ + testb %cl, (%esp,%ecx) /* is it contained in stopset? */ + jz L6 /* no => start of token */ + + movb 3(%eax), %cl /* get byte from string */ + testb %cl, (%esp,%ecx) /* is it contained in stopset? */ + jnz L3 /* yes => start of loop */ + + incl %eax /* adjust pointer */ +L6: incl %eax +L5: incl %eax + + /* Now we have to terminate the string. */ + +L4: leal -4(%eax), %edx /* We use %EDX for the next run. */ + +L7: addl $4, %edx /* adjust pointer for full loop round */ + + movb (%edx), %cl /* get byte from string */ + cmpb %cl, (%esp,%ecx) /* is it contained in skipset? */ + je L8 /* yes => return */ + + movb 1(%edx), %cl /* get byte from string */ + cmpb %cl, (%esp,%ecx) /* is it contained in skipset? */ + je L9 /* yes => return */ + + movb 2(%edx), %cl /* get byte from string */ + cmpb %cl, (%esp,%ecx) /* is it contained in skipset? */ + je L10 /* yes => return */ + + movb 3(%edx), %cl /* get byte from string */ + cmpb %cl, (%esp,%ecx) /* is it contained in skipset? */ + jne L7 /* no => start loop again */ + + incl %edx /* adjust pointer */ +L10: incl %edx +L9: incl %edx + +L8: /* Remove the stopset table. */ + addl $256, %esp + + cmpl %eax, %edx + je LreturnNULL /* There was no token anymore. */ + + movb $0, (%edx) /* Terminate string. */ + + /* Are we at end of string? */ + cmpb $0, %cl + je L11 + + incl %edx +L11: + + /* Store the pointer to the next character. */ +#ifdef USE_AS_STRTOK_R + movl 12(%esp), %ecx + movl %edx, (%ecx) +#elif USE_AS_STRSEP + movl 4(%esp), %ecx + movl %edx, (%ecx) +#else +# ifndef PIC + movl %edx, save_ptr +# else + movl %edx, save_ptr@GOTOFF(%ebx) + popl %ebx +# endif +#endif + ret + +LreturnNULL: + xorl %eax, %eax + + /* Store NULL as pointer to the next character. */ +#ifdef USE_AS_STRTOK_R + movl 12(%esp), %ecx + movl %eax, (%ecx) +#elif USE_AS_STRSEP + movl 4(%esp), %ecx + movl %eax, (%ecx) +#else +# ifndef PIC + movl %eax, save_ptr +# else + movl %eax, save_ptr@GOTOFF(%ebx) + popl %ebx +# endif +#endif + ret diff --git a/sysdeps/i386/strtok_r.S b/sysdeps/i386/strtok_r.S new file mode 100644 index 0000000..297ba28 --- /dev/null +++ b/sysdeps/i386/strtok_r.S @@ -0,0 +1,3 @@ +#define FUNCTION strtok_r +#define USE_AS_STRTOK_R 1 +#include <sysdeps/i386/strtok.S> diff --git a/sysdeps/unix/bsd/direntry.h b/sysdeps/unix/bsd/direntry.h index eb55d57..2f563ec 100644 --- a/sysdeps/unix/bsd/direntry.h +++ b/sysdeps/unix/bsd/direntry.h @@ -22,7 +22,7 @@ struct dirent unsigned int d_fileno; /* 32 bits. */ unsigned short int d_reclen; /* 16 bits. */ unsigned short int d_namlen; /* 16 bits. */ - char d_name[0]; /* Variable length. */ + char d_name[1]; /* Variable length. */ }; #define _DIRENT_HAVE_D_RECLEN 1 diff --git a/sysdeps/unix/common/direntry.h b/sysdeps/unix/common/direntry.h index 5decd56..aa06547 100644 --- a/sysdeps/unix/common/direntry.h +++ b/sysdeps/unix/common/direntry.h @@ -22,7 +22,7 @@ struct dirent unsigned int d_fileno; int d_off; /* Position in directory of following entry. */ unsigned short int d_reclen; - char d_name[0]; /* Variable length. */ + char d_name[1]; /* Variable length. */ }; #define _DIRENT_HAVE_D_RECLEN 1 diff --git a/sysdeps/unix/sysv/linux/gnu/types.h b/sysdeps/unix/sysv/linux/gnu/types.h index 7876c40..4f1b096 100644 --- a/sysdeps/unix/sysv/linux/gnu/types.h +++ b/sysdeps/unix/sysv/linux/gnu/types.h @@ -19,8 +19,10 @@ Cambridge, MA 02139, USA. */ #ifndef _GNU_TYPES_H #define _GNU_TYPES_H 1 -/* Get actual type definitions for architecture from kernel headers. */ -#include <linux/posix_types.h> +/* Get actual type definitions for architecture from kernel headers. + This #define tells <linux/types.h> not to define `dev_t' et al itself. */ +#define _LINUX_TYPES_DONT_EXPORT +#include <linux/types.h> /* Convenience types. */ typedef unsigned char __u_char; diff --git a/sysdeps/unix/sysv/linux/netinet/in.h b/sysdeps/unix/sysv/linux/netinet/in.h index 2ce224c..ebe6b4c 100644 --- a/sysdeps/unix/sysv/linux/netinet/in.h +++ b/sysdeps/unix/sysv/linux/netinet/in.h @@ -1,4 +1,4 @@ -/* Copyright (C) 1991, 1992, 1993, 1994, 1995 Free Software Foundation, Inc. +/* Copyright (C) 1991, 92, 93, 94, 95, 96 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or modify @@ -36,7 +36,7 @@ enum IPPROTO_IDP = 22, /* XNS IDP protocol. */ IPPROTO_RAW = 255, /* Raw IP packets. */ - IPPROTO_MAX, + IPPROTO_MAX }; /* Standard well-known ports. */ @@ -76,7 +76,7 @@ enum IPPORT_RESERVED = 1024, /* Ports greater this value are reserved for (non-privileged) servers. */ - IPPORT_USERRESERVED = 5000, + IPPORT_USERRESERVED = 5000 }; |