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+/* vi: set sw=4 ts=4: */
+/*
+ * 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
+ *
+ * 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 __LIBBB_H__
+#define __LIBBB_H__ 1
+
+#include <stdio.h>
+#include <stdarg.h>
+#include <sys/stat.h>
+#include <sys/types.h>
+
+#ifdef DMALLOC
+#include "dmalloc.h"
+#endif
+
+#include <features.h>
+/* Stupid libc doesn't have a reliable way for use to know
+ * that libc5 is being used. Assume this is good enough */
+#if ! defined __GLIBC__ && ! defined __UCLIBC__
+/* libc5 doesn't define socklen_t */
+typedef unsigned int socklen_t;
+#endif
+
+/* Some useful definitions */
+#define FALSE ((int) 0)
+#define TRUE ((int) 1)
+#define SKIP ((int) 2)
+
+/* for mtab.c */
+#define MTAB_GETMOUNTPT '1'
+#define MTAB_GETDEVICE '2'
+
+#define BUF_SIZE 8192
+#define EXPAND_ALLOC 1024
+
+static inline int is_decimal(ch) { return ((ch >= '0') && (ch <= '9')); }
+static inline int is_octal(ch) { return ((ch >= '0') && (ch <= '7')); }
+
+/* Macros for min/max. */
+#ifndef MIN
+#define MIN(a,b) (((a)<(b))?(a):(b))
+#endif
+
+#ifndef MAX
+#define MAX(a,b) (((a)>(b))?(a):(b))
+#endif
+
+
+
+extern void show_usage(void) __attribute__ ((noreturn));
+extern void error_msg(const char *s, ...);
+extern void error_msg_and_die(const char *s, ...) __attribute__ ((noreturn));
+extern void perror_msg(const char *s, ...);
+extern void perror_msg_and_die(const char *s, ...) __attribute__ ((noreturn));
+
+const char *mode_string(int mode);
+const char *time_string(time_t timeVal);
+int is_directory(const char *name, const int followLinks, struct stat *statBuf);
+int isDevice(const char *name);
+
+typedef struct ino_dev_hash_bucket_struct {
+ struct ino_dev_hash_bucket_struct *next;
+ ino_t ino;
+ dev_t dev;
+ char name[1];
+} ino_dev_hashtable_bucket_t;
+int is_in_ino_dev_hashtable(const struct stat *statbuf, char **name);
+void add_to_ino_dev_hashtable(const struct stat *statbuf, const char *name);
+void reset_ino_dev_hashtable(void);
+
+int copy_file(const char *srcName, const char *destName,
+ int setModes, int followLinks, int forceFlag);
+int copy_file_chunk(int srcFd, int dstFd, size_t remaining);
+char *buildName(const char *dirName, const char *fileName);
+int makeString(int argc, const char **argv, char *buf, int bufLen);
+char *getChunk(int size);
+char *chunkstrdup(const char *str);
+void freeChunks(void);
+ssize_t safe_read(int fd, void *buf, size_t count);
+int full_write(int fd, const char *buf, int len);
+int full_read(int fd, char *buf, int len);
+int recursive_action(const char *fileName, int recurse, int followLinks, int depthFirst,
+ int (*fileAction) (const char *fileName, struct stat* statbuf, void* userData),
+ int (*dirAction) (const char *fileName, struct stat* statbuf, void* userData),
+ void* userData);
+
+extern int create_path (const char *name, int mode);
+extern int parse_mode( const char* s, mode_t* theMode);
+
+extern int get_kernel_revision(void);
+
+extern int get_console_fd(char* tty_name);
+extern struct mntent *find_mount_point(const char *name, const char *table);
+extern void write_mtab(char* blockDevice, char* directory,
+ char* filesystemType, long flags, char* string_flags);
+extern void erase_mtab(const char * name);
+extern void mtab_read(void);
+extern char *mtab_first(void **iter);
+extern char *mtab_next(void **iter);
+extern char *mtab_getinfo(const char *match, const char which);
+extern int check_wildcard_match(const char* text, const char* pattern);
+extern long atoi_w_units (const char *cp);
+extern pid_t* find_pid_by_name( char* pidName);
+extern int find_real_root_device_name(char* name);
+extern char *get_line_from_file(FILE *file);
+extern void print_file(FILE *file);
+extern int print_file_by_name(char *filename);
+extern char process_escape_sequence(char **ptr);
+extern char *get_last_path_component(char *path);
+extern FILE *wfopen(const char *path, const char *mode);
+extern FILE *xfopen(const char *path, const char *mode);
+extern void chomp(char *s);
+extern void trim(char *s);
+extern struct BB_applet *find_applet_by_name(const char *name);
+void run_applet_by_name(const char *name, int argc, char **argv);
+
+#ifndef DMALLOC
+extern void *xmalloc (size_t size);
+extern void *xrealloc(void *old, size_t size);
+extern void *xcalloc(size_t nmemb, size_t size);
+extern char *xstrdup (const char *s);
+#endif
+extern char *xstrndup (const char *s, int n);
+extern char * safe_strncpy(char *dst, const char *src, size_t size);
+
+struct suffix_mult {
+ char *suffix;
+ int mult;
+};
+
+extern unsigned long parse_number(const char *numstr,
+ const struct suffix_mult *suffixes);
+
+
+/* These parse entries in /etc/passwd and /etc/group. This is desirable
+ * for BusyBox since we want to avoid using the glibc NSS stuff, which
+ * increases target size and is often not needed embedded systems. */
+extern long my_getpwnam(const char *name);
+extern long my_getgrnam(const char *name);
+extern void my_getpwuid(char *name, long uid);
+extern void my_getgrgid(char *group, long gid);
+extern long my_getpwnamegid(const char *name);
+
+extern int device_open(char *device, int mode);
+
+extern int del_loop(const char *device);
+extern int set_loop(const char *device, const char *file, int offset, int *loopro);
+extern char *find_unused_loop_device (void);
+
+
+#if (__GLIBC__ < 2)
+extern int vdprintf(int d, const char *format, va_list ap);
+#endif
+
+int nfsmount(const char *spec, const char *node, int *flags,
+ char **extra_opts, char **mount_opts, int running_bg);
+
+void syslog_msg_with_name(const char *name, int facility, int pri, const char *msg);
+void syslog_msg(int facility, int pri, const char *msg);
+
+/* Include our own copy of struct sysinfo to avoid binary compatability
+ * problems with Linux 2.4, which changed things. Grumble, grumble. */
+struct sysinfo {
+ long uptime; /* Seconds since boot */
+ unsigned long loads[3]; /* 1, 5, and 15 minute load averages */
+ unsigned long totalram; /* Total usable main memory size */
+ unsigned long freeram; /* Available memory size */
+ unsigned long sharedram; /* Amount of shared memory */
+ unsigned long bufferram; /* Memory used by buffers */
+ unsigned long totalswap; /* Total swap space size */
+ unsigned long freeswap; /* swap space still available */
+ unsigned short procs; /* Number of current processes */
+ unsigned long totalhigh; /* Total high memory size */
+ unsigned long freehigh; /* Available high memory size */
+ unsigned int mem_unit; /* Memory unit size in bytes */
+ char _f[20-2*sizeof(long)-sizeof(int)]; /* Padding: libc5 uses this.. */
+};
+extern int sysinfo (struct sysinfo* info);
+
+const char *make_human_readable_str(unsigned long val, unsigned long hr);
+enum {
+ KILOBYTE = 1024,
+ MEGABYTE = (KILOBYTE*1024),
+ GIGABYTE = (MEGABYTE*1024)
+};
+
+int ask_confirmation(void);
+
+#endif /* __LIBBB_H__ */