X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=include%2Flibbb.h;h=c031f28415af71f90f9477a550048b8dcd602671;hb=dac7ff15b7d32deeeef3d9665744fc5774c21d70;hp=e9a828c52729f89f33f30a7174e01bbcc26c4f1a;hpb=e885d5300a2a087e552b5b4ed5d3602d49a3fde9;p=oweals%2Fbusybox.git diff --git a/include/libbb.h b/include/libbb.h index e9a828c52..c031f2841 100644 --- a/include/libbb.h +++ b/include/libbb.h @@ -2,27 +2,14 @@ /* * Busybox main internal header file * - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program 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 - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * Licensed under the GPL v2 or later, see the file LICENSE in this tarball. * * Based in part on code from sash, Copyright (c) 1999 by David I. Bell * Permission has been granted to redistribute this code under the GPL. * */ -#ifndef __LIBCONFIG_H__ -#define __LIBCONFIG_H__ 1 +#ifndef __LIBBUSYBOX_H__ +#define __LIBBUSYBOX_H__ 1 #include #include @@ -30,12 +17,15 @@ #include #include #include +#include #include +#include #include #include +#include "platform.h" #include "bb_config.h" #ifdef CONFIG_SELINUX #include @@ -50,21 +40,6 @@ # include "sha1.h" #endif -/* Convenience macros to test the version of gcc. */ -#if defined __GNUC__ && defined __GNUC_MINOR__ -# define __GNUC_PREREQ(maj, min) \ - ((__GNUC__ << 16) + __GNUC_MINOR__ >= ((maj) << 16) + (min)) -#else -# define __GNUC_PREREQ(maj, min) 0 -#endif - -/* __restrict is known in EGCS 1.2 and above. */ -#if !__GNUC_PREREQ (2,92) -# define __restrict /* Ignore */ -#endif - -#define attribute_noreturn __attribute__ ((__noreturn__)) - /* Some useful definitions */ #define FALSE ((int) 0) #define TRUE ((int) 1) @@ -86,7 +61,25 @@ #define MAX(a,b) (((a)>(b))?(a):(b)) #endif -extern void bb_show_usage(void) __attribute__ ((noreturn)); +/* buffer allocation schemes */ +#ifdef CONFIG_FEATURE_BUFFERS_GO_ON_STACK +#define RESERVE_CONFIG_BUFFER(buffer,len) char buffer[len] +#define RESERVE_CONFIG_UBUFFER(buffer,len) unsigned char buffer[len] +#define RELEASE_CONFIG_BUFFER(buffer) ((void)0) +#else +#ifdef CONFIG_FEATURE_BUFFERS_GO_IN_BSS +#define RESERVE_CONFIG_BUFFER(buffer,len) static char buffer[len] +#define RESERVE_CONFIG_UBUFFER(buffer,len) static unsigned char buffer[len] +#define RELEASE_CONFIG_BUFFER(buffer) ((void)0) +#else +#define RESERVE_CONFIG_BUFFER(buffer,len) char *buffer=xmalloc(len) +#define RESERVE_CONFIG_UBUFFER(buffer,len) unsigned char *buffer=xmalloc(len) +#define RELEASE_CONFIG_BUFFER(buffer) free (buffer) +#endif +#endif + + +extern void bb_show_usage(void) ATTRIBUTE_NORETURN ATTRIBUTE_EXTERNALLY_VISIBLE; extern void bb_error_msg(const char *s, ...) __attribute__ ((format (printf, 1, 2))); extern void bb_error_msg_and_die(const char *s, ...) __attribute__ ((noreturn, format (printf, 1, 2))); extern void bb_perror_msg(const char *s, ...) __attribute__ ((format (printf, 1, 2))); @@ -95,7 +88,7 @@ extern void bb_vherror_msg(const char *s, va_list p); extern void bb_herror_msg(const char *s, ...) __attribute__ ((format (printf, 1, 2))); extern void bb_herror_msg_and_die(const char *s, ...) __attribute__ ((noreturn, format (printf, 1, 2))); -extern void bb_perror_nomsg_and_die(void) __attribute__ ((noreturn)); +extern void bb_perror_nomsg_and_die(void) ATTRIBUTE_NORETURN; extern void bb_perror_nomsg(void); /* These two are used internally -- you shouldn't need to use them */ @@ -106,6 +99,8 @@ extern int bb_echo(int argc, char** argv); extern const char *bb_mode_string(int mode); extern int is_directory(const char *name, int followLinks, struct stat *statBuf); +extern DIR *bb_opendir(const char *path); +extern DIR *bb_xopendir(const char *path); extern int remove_file(const char *path, int flags); extern int copy_file(const char *source, const char *dest, int flags); @@ -135,7 +130,7 @@ extern long *pidlist_reverse(long *pidList); extern char *find_block_device(char *path); extern char *bb_get_line_from_file(FILE *file); extern char *bb_get_chomped_line_from_file(FILE *file); -extern char *bb_get_chunk_from_file(FILE *file); +extern char *bb_get_chunk_from_file(FILE *file, int *end); extern int bb_copyfd_size(int fd1, int fd2, const off_t size); extern int bb_copyfd_eof(int fd1, int fd2); extern void bb_xprint_and_close_file(FILE *file); @@ -147,7 +142,10 @@ extern FILE *bb_wfopen_input(const char *filename); extern FILE *bb_xfopen(const char *path, const char *mode); extern int bb_fclose_nonstdin(FILE *f); -extern void bb_fflush_stdout_and_exit(int retval) __attribute__ ((noreturn)); +extern void bb_fflush_stdout_and_exit(int retval) ATTRIBUTE_NORETURN; + +extern void xstat(const char *filename, struct stat *buf); +extern int bb_xsocket(int domain, int type, int protocol); #define BB_GETOPT_ERROR 0x80000000UL extern const char *bb_opt_complementally; @@ -243,7 +241,7 @@ extern int vdprintf(int d, const char *format, va_list ap); int nfsmount(const char *spec, const char *node, int *flags, char **mount_opts, int running_bg); -/* Include our own copy of struct sysinfo to avoid binary compatability +/* Include our own copy of struct sysinfo to avoid binary compatibility * problems with Linux 2.4, which changed things. Grumble, grumble. */ struct sysinfo { long uptime; /* Seconds since boot */ @@ -414,7 +412,9 @@ void reset_ino_dev_hashtable(void); /* Stupid gcc always includes its own builtin strlen()... */ extern size_t bb_strlen(const char *string); +#ifndef BB_STRLEN_IMPLEMENTATION #define strlen(x) bb_strlen(x) +#endif char *bb_xasprintf(const char *format, ...) __attribute__ ((format (printf, 1, 2))); @@ -484,18 +484,43 @@ extern void llist_free(llist_t *elm); extern void print_login_issue(const char *issue_file, const char *tty); extern void print_login_prompt(void); +#if defined(__uClinux__) extern void vfork_daemon_rexec(int nochdir, int noclose, int argc, char **argv, char *foreground_opt); +#endif + extern int get_terminal_width_height(int fd, int *width, int *height); extern unsigned long get_ug_id(const char *s, long (*__bb_getxxnam)(const char *)); -#define HASH_SHA1 1 -#define HASH_MD5 2 -extern int hash_fd(int fd, const size_t size, const uint8_t hash_algo, uint8_t *hashval); +typedef struct _sha1_ctx_t_ { + uint32_t count[2]; + uint32_t hash[5]; + uint32_t wbuf[16]; +} sha1_ctx_t; + +void sha1_begin(sha1_ctx_t *ctx); +void sha1_hash(const void *data, size_t length, sha1_ctx_t *ctx); +void *sha1_end(void *resbuf, sha1_ctx_t *ctx); + +typedef struct _md5_ctx_t_ { + uint32_t A; + uint32_t B; + uint32_t C; + uint32_t D; + uint32_t total[2]; + uint32_t buflen; + char buffer[128]; +} md5_ctx_t; + +void md5_begin(md5_ctx_t *ctx); +void md5_hash(const void *data, size_t length, md5_ctx_t *ctx); +void *md5_end(void *resbuf, md5_ctx_t *ctx); + +extern uint32_t *bb_crc32_filltable (int endian); /* busybox.h will include dmalloc later for us, else include it here. */ #if !defined _BB_INTERNAL_H_ && defined DMALLOC #include #endif -#endif /* __LIBCONFIG_H__ */ +#endif /* __LIBBUSYBOX_H__ */