#include <dmalloc.h>
#endif
-#if !ENABLE_USE_BB_PWD_GRP
-# include <pwd.h>
-# include <grp.h>
-#endif
+#include <pwd.h>
+#include <grp.h>
#if ENABLE_FEATURE_SHADOWPASSWDS
-# if !ENABLE_USE_BB_SHADOW
-# include <shadow.h>
-# endif
+# include <shadow.h>
#endif
/* Some libc's forget to declare these, do it ourself */
-extern char **environ;
-/* Set the group set for the current user to GROUPS (N of them). */
-int setgroups(size_t n, const gid_t *groups);
+extern char **environ;
#if defined(__GLIBC__) && __GLIBC__ < 2
int vdprintf(int d, const char *format, va_list ap);
#endif
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.. */
+ char _f[20 - 2 * sizeof(long) - sizeof(int)]; /* Padding: libc5 uses this.. */
};
int sysinfo(struct sysinfo* info);
ACTION_FOLLOWLINKS_L0 = (1 << 2),
ACTION_DEPTHFIRST = (1 << 3),
/*ACTION_REVERSE = (1 << 4), - unused */
+ ACTION_QUIET = (1 << 5),
};
extern int recursive_action(const char *fileName, unsigned flags,
int FAST_FUNC (*fileAction)(const char *fileName, struct stat* statbuf, void* userData, int depth),
extern int device_open(const char *device, int mode) FAST_FUNC;
enum { GETPTY_BUFSIZE = 16 }; /* more than enough for "/dev/ttyXXX" */
extern int xgetpty(char *line) FAST_FUNC;
-extern int get_console_fd(void) FAST_FUNC;
+extern int get_console_fd_or_die(void) FAST_FUNC;
extern void console_make_active(int fd, const int vt_num) FAST_FUNC;
extern char *find_block_device(const char *path) FAST_FUNC;
/* bb_copyfd_XX print read/write errors and return -1 if they occur */
extern void bb_copyfd_exact_size(int fd1, int fd2, off_t size) FAST_FUNC;
/* "short" copy can be detected by return value < size */
/* this helper yells "short read!" if param is not -1 */
-extern void complain_copyfd_and_die(off_t sz) ATTRIBUTE_NORETURN FAST_FUNC;
+extern void complain_copyfd_and_die(off_t sz) NORETURN FAST_FUNC;
extern char bb_process_escape_sequence(const char **ptr) FAST_FUNC;
/* xxxx_strip version can modify its parameter:
* "/" -> "/"
/* syscalls like read() won't be interrupted (though select/poll will be): */
void signal_SA_RESTART_empty_mask(int sig, void (*handler)(int)) FAST_FUNC;
void wait_for_any_sig(void) FAST_FUNC;
-void kill_myself_with_sig(int sig) ATTRIBUTE_NORETURN FAST_FUNC;
+void kill_myself_with_sig(int sig) NORETURN FAST_FUNC;
void sig_block(int sig) FAST_FUNC;
void sig_unblock(int sig) FAST_FUNC;
/* Will do sigaction(signum, act, NULL): */
int sigaction_set(int sig, const struct sigaction *act) FAST_FUNC;
/* SIG_BLOCK/SIG_UNBLOCK all signals: */
int sigprocmask_allsigs(int how) FAST_FUNC;
+/* Standard handler which just records signo */
+extern smallint bb_got_signal;
+void record_signo(int signo); /* not FAST_FUNC! */
void xsetgid(gid_t gid) FAST_FUNC;
char *xstrdup(const char *s) FAST_FUNC;
char *xstrndup(const char *s, int n) FAST_FUNC;
+void overlapping_strcpy(char *dst, const char *src) FAST_FUNC;
char *safe_strncpy(char *dst, const char *src, size_t size) FAST_FUNC;
/* Guaranteed to NOT be a macro (smallest code). Saves nearly 2k on uclibc.
* But potentially slow, don't use in one-billion-times loops */
/* dmalloc will redefine these to it's own implementation. It is safe
* to have the prototypes here unconditionally. */
-extern void *malloc_or_warn(size_t size) FAST_FUNC;
-extern void *xmalloc(size_t size) FAST_FUNC;
-extern void *xzalloc(size_t size) FAST_FUNC;
-extern void *xrealloc(void *old, size_t size) FAST_FUNC;
+void *malloc_or_warn(size_t size) FAST_FUNC;
+void *xmalloc(size_t size) FAST_FUNC;
+void *xzalloc(size_t size) FAST_FUNC;
+void *xrealloc(void *old, size_t size) FAST_FUNC;
+/* After xrealloc_vector(v, 4, idx) it's ok to use
+ * at least v[idx] and v[idx+1], for all idx values.
+ * shift specifies how many new elements are added (1: 2, 2: 4... 8: 256...)
+ * when all elements are used up. New elements are zeroed out. */
+#define xrealloc_vector(vector, shift, idx) \
+ xrealloc_vector_helper((vector), (sizeof((vector)[0]) << 8) + (shift), (idx))
+void* xrealloc_vector_helper(void *vector, unsigned sizeof_and_shift, int idx) FAST_FUNC;
+
extern ssize_t safe_read(int fd, void *buf, size_t count) FAST_FUNC;
extern ssize_t nonblock_safe_read(int fd, void *buf, size_t count) FAST_FUNC;
extern ssize_t full_read(int fd, void *buf, size_t count) FAST_FUNC;
extern void xread(int fd, void *buf, size_t count) FAST_FUNC;
extern unsigned char xread_char(int fd) FAST_FUNC;
-// Reads one line a-la fgets (but doesn't save terminating '\n').
-// Uses single full_read() call, works only on seekable streams.
-extern char *reads(int fd, char *buf, size_t count) FAST_FUNC;
+extern ssize_t read_close(int fd, void *buf, size_t maxsz) FAST_FUNC;
+extern ssize_t open_read_close(const char *filename, void *buf, size_t maxsz) FAST_FUNC;
// Reads one line a-la fgets (but doesn't save terminating '\n').
// Reads byte-by-byte. Useful when it is important to not read ahead.
// Bytes are appended to pfx (which must be malloced, or NULL).
extern char *xmalloc_reads(int fd, char *pfx, size_t *maxsz_p) FAST_FUNC;
-extern ssize_t read_close(int fd, void *buf, size_t maxsz) FAST_FUNC;
-extern ssize_t open_read_close(const char *filename, void *buf, size_t maxsz) FAST_FUNC;
+/* Reads block up to *maxsz_p (default: MAX_INT(ssize_t)) */
+extern void *xmalloc_read(int fd, size_t *maxsz_p) FAST_FUNC;
/* Returns NULL if file can't be opened */
extern void *xmalloc_open_read_close(const char *filename, size_t *maxsz_p) FAST_FUNC;
+/* Autodetects .gz etc */
+extern int open_zipped(const char *fname) FAST_FUNC;
+extern void *xmalloc_open_zipped_read_close(const char *fname, size_t *maxsz_p) FAST_FUNC;
/* Never returns NULL */
extern void *xmalloc_xopen_read_close(const char *filename, size_t *maxsz_p) FAST_FUNC;
/* Reads and prints to stdout till eof, then closes FILE. Exits on error: */
extern void xprint_and_close_file(FILE *file) FAST_FUNC;
+
+extern char *bb_get_chunk_from_file(FILE *file, int *end) FAST_FUNC;
+extern char *bb_get_chunk_with_continuation(FILE *file, int *end, int *lineno) FAST_FUNC;
/* Reads up to (and including) TERMINATING_STRING: */
extern char *xmalloc_fgets_str(FILE *file, const char *terminating_string) FAST_FUNC;
/* Chops off TERMINATING_STRING from the end: */
extern char *xmalloc_fgets(FILE *file) FAST_FUNC;
/* Chops off '\n' from the end, unlike fgets: */
extern char *xmalloc_fgetline(FILE *file) FAST_FUNC;
-extern char *bb_get_chunk_from_file(FILE *file, int *end) FAST_FUNC;
+/* Same, but doesn't try to conserve space (may have some slack after the end) */
+/* extern char *xmalloc_fgetline_fast(FILE *file) FAST_FUNC; */
+
extern void die_if_ferror(FILE *file, const char *msg) FAST_FUNC;
extern void die_if_ferror_stdout(void) FAST_FUNC;
extern void xfflush_stdout(void) FAST_FUNC;
-extern void fflush_stdout_and_exit(int retval) ATTRIBUTE_NORETURN FAST_FUNC;
+extern void fflush_stdout_and_exit(int retval) NORETURN FAST_FUNC;
extern int fclose_if_not_stdin(FILE *file) FAST_FUNC;
extern FILE *xfopen(const char *filename, const char *mode) FAST_FUNC;
/* Prints warning to stderr and returns NULL on failure: */
/* "Opens" stdin if filename is special, else just opens file: */
extern FILE *xfopen_stdin(const char *filename) FAST_FUNC;
extern FILE *fopen_or_warn_stdin(const char *filename) FAST_FUNC;
+extern FILE* fopen_for_read(const char *path) FAST_FUNC;
+extern FILE* xfopen_for_read(const char *path) FAST_FUNC;
+extern FILE* fopen_for_write(const char *path) FAST_FUNC;
+extern FILE* xfopen_for_write(const char *path) FAST_FUNC;
int bb_pstrcmp(const void *a, const void *b) /* not FAST_FUNC! */;
void qsort_string_vector(char **sv, unsigned count) FAST_FUNC;
};
/* always sets uid and gid */
int get_uidgid(struct bb_uidgid_t*, const char*, int numeric_ok) FAST_FUNC;
+/* always sets uid and gid, allows numeric; exits on failure */
+void xget_uidgid(struct bb_uidgid_t*, const char*) FAST_FUNC;
/* chown-like handling of "user[:[group]" */
void parse_chown_usergroup_or_die(struct bb_uidgid_t *u, char *user_group) FAST_FUNC;
/* bb_getpwuid, bb_getgrgid:
# define bb_daemonize_or_rexec(flags, argv) bb_daemonize_or_rexec(flags)
# define bb_daemonize(flags) bb_daemonize_or_rexec(flags, bogus)
#else
- void re_exec(char **argv) ATTRIBUTE_NORETURN FAST_FUNC;
+ void re_exec(char **argv) NORETURN FAST_FUNC;
void forkexit_or_rexec(char **argv) FAST_FUNC;
extern bool re_execed;
int BUG_fork_is_unavailable_on_nommu(void) FAST_FUNC;
extern int die_sleep;
extern int xfunc_error_retval;
extern jmp_buf die_jmp;
-extern void xfunc_die(void) ATTRIBUTE_NORETURN FAST_FUNC;
-extern void bb_show_usage(void) ATTRIBUTE_NORETURN FAST_FUNC;
+extern void xfunc_die(void) NORETURN FAST_FUNC;
+extern void bb_show_usage(void) NORETURN FAST_FUNC;
extern void bb_error_msg(const char *s, ...) __attribute__ ((format (printf, 1, 2))) FAST_FUNC;
extern void bb_error_msg_and_die(const char *s, ...) __attribute__ ((noreturn, format (printf, 1, 2))) FAST_FUNC;
extern void bb_perror_msg(const char *s, ...) __attribute__ ((format (printf, 1, 2))) FAST_FUNC;
extern void bb_simple_perror_msg_and_die(const char *s) __attribute__ ((noreturn)) FAST_FUNC;
extern void bb_herror_msg(const char *s, ...) __attribute__ ((format (printf, 1, 2))) FAST_FUNC;
extern void bb_herror_msg_and_die(const char *s, ...) __attribute__ ((noreturn, format (printf, 1, 2))) FAST_FUNC;
-extern void bb_perror_nomsg_and_die(void) ATTRIBUTE_NORETURN FAST_FUNC;
+extern void bb_perror_nomsg_and_die(void) NORETURN FAST_FUNC;
extern void bb_perror_nomsg(void) FAST_FUNC;
extern void bb_info_msg(const char *s, ...) __attribute__ ((format (printf, 1, 2))) FAST_FUNC;
extern void bb_verror_msg(const char *s, va_list p, const char *strerr) FAST_FUNC;
#endif
+/* "Keycodes" that report an escape sequence.
+ * We use something which fits into signed char,
+ * yet doesn't represent any valid Unicode characher.
+ * Also, -1 is reserved for error indication and we don't use it. */
+enum {
+ KEYCODE_UP = -2,
+ KEYCODE_DOWN = -3,
+ KEYCODE_RIGHT = -4,
+ KEYCODE_LEFT = -5,
+ KEYCODE_HOME = -6,
+ KEYCODE_END = -7,
+ KEYCODE_INSERT = -8,
+ KEYCODE_DELETE = -9,
+ KEYCODE_PAGEUP = -10,
+ KEYCODE_PAGEDOWN = -11,
+#if 0
+ KEYCODE_FUN1 = -12,
+ KEYCODE_FUN2 = -13,
+ KEYCODE_FUN3 = -14,
+ KEYCODE_FUN4 = -15,
+ KEYCODE_FUN5 = -16,
+ KEYCODE_FUN6 = -17,
+ KEYCODE_FUN7 = -18,
+ KEYCODE_FUN8 = -19,
+ KEYCODE_FUN9 = -20,
+ KEYCODE_FUN10 = -21,
+ KEYCODE_FUN11 = -22,
+ KEYCODE_FUN12 = -23,
+#endif
+ /* How long the longest ESC sequence we know? */
+ KEYCODE_BUFFER_SIZE = 4
+};
+int read_key(int fd, smalluint *nbuffered, char *buffer) FAST_FUNC;
+
+
/* Networking */
int create_icmp_socket(void) FAST_FUNC;
int create_icmp6_socket(void) FAST_FUNC;
extern int find_applet_by_name(const char *name) FAST_FUNC;
/* Returns only if applet is not found. */
extern void run_applet_and_exit(const char *name, char **argv) FAST_FUNC;
-extern void run_applet_no_and_exit(int a, char **argv) ATTRIBUTE_NORETURN FAST_FUNC;
+extern void run_applet_no_and_exit(int a, char **argv) NORETURN FAST_FUNC;
#endif
#ifdef HAVE_MNTENT_H
char *bb_askpass(int timeout, const char * prompt) FAST_FUNC;
int bb_ask_confirmation(void) FAST_FUNC;
-extern int bb_parse_mode(const char* s, mode_t* theMode) FAST_FUNC;
+int bb_parse_mode(const char* s, mode_t* theMode) FAST_FUNC;
+
+/*
+ * Config file parser
+ */
+enum {
+ PARSE_COLLAPSE = 0x00010000, // treat consecutive delimiters as one
+ PARSE_TRIM = 0x00020000, // trim leading and trailing delimiters
+// TODO: COLLAPSE and TRIM seem to always go in pair
+ PARSE_GREEDY = 0x00040000, // last token takes entire remainder of the line
+ PARSE_MIN_DIE = 0x00100000, // die if < min tokens found
+ // keep a copy of current line
+ PARSE_KEEP_COPY = 0x00200000 * ENABLE_DEBUG_CROND_OPTION,
+// PARSE_ESCAPE = 0x00400000, // process escape sequences in tokens
+ // NORMAL is:
+ // * remove leading and trailing delimiters and collapse
+ // multiple delimiters into one
+ // * warn and continue if less than mintokens delimiters found
+ // * grab everything into last token
+ PARSE_NORMAL = PARSE_COLLAPSE | PARSE_TRIM | PARSE_GREEDY,
+};
+typedef struct parser_t {
+ FILE *fp;
+ char *line;
+ char *data;
+ int lineno;
+} parser_t;
+parser_t* config_open(const char *filename) FAST_FUNC;
+parser_t* config_open2(const char *filename, FILE* FAST_FUNC (*fopen_func)(const char *path)) FAST_FUNC;
+int config_read(parser_t *parser, char **tokens, unsigned flags, const char *delims) FAST_FUNC;
+#define config_read(parser, tokens, max, min, str, flags) \
+ config_read(parser, tokens, ((flags) | (((min) & 0xFF) << 8) | ((max) & 0xFF)), str)
+void config_close(parser_t *parser) FAST_FUNC;
/* Concatenate path and filename to new allocated buffer.
* Add "/" only as needed (no duplicate "//" are produced).
char *last_char_is(const char *s, int c) FAST_FUNC;
-USE_DESKTOP(long long) int uncompress(int fd_in, int fd_out) FAST_FUNC;
-int inflate(int in, int out) FAST_FUNC;
-
-
int bb_make_directory(char *path, long mode, int flags) FAST_FUNC;
int get_signum(const char *name) FAST_FUNC;
#define FAIL_DELAY 3
extern void bb_do_delay(int seconds) FAST_FUNC;
extern void change_identity(const struct passwd *pw) FAST_FUNC;
-extern void run_shell(const char *shell, int loginshell, const char *command, const char **additional_args) ATTRIBUTE_NORETURN FAST_FUNC;
+extern void run_shell(const char *shell, int loginshell, const char *command, const char **additional_args) NORETURN FAST_FUNC;
extern void run_shell(const char *shell, int loginshell, const char *command, const char **additional_args) FAST_FUNC;
#if ENABLE_SELINUX
extern void renew_current_security_context(void) FAST_FUNC;
uint8_t shift_pages_to_bytes;
uint8_t shift_pages_to_kb;
/* Fields are set to 0/NULL if failed to determine (or not requested) */
+ uint16_t argv_len;
char *argv0;
USE_SELINUX(char *context;)
/* Everything below must contain no ptrs to malloc'ed data:
* by link target or interpreter name) */
char comm[COMM_LEN];
/* user/group? - use passwd/group parsing functions */
+#if ENABLE_FEATURE_TOP_SMP_PROCESS
+ int last_seen_on_cpu;
+#endif
} procps_status_t;
enum {
PSSCAN_PID = 1 << 0,
PSSCAN_UTIME = 1 << 13,
PSSCAN_TTY = 1 << 14,
PSSCAN_SMAPS = (1 << 15) * ENABLE_FEATURE_TOPMEM,
- PSSCAN_ARGVN = (1 << 16) * (ENABLE_PGREP | ENABLE_PKILL),
+ PSSCAN_ARGVN = (1 << 16) * (ENABLE_PGREP || ENABLE_PKILL || ENABLE_PIDOF),
USE_SELINUX(PSSCAN_CONTEXT = 1 << 17,)
PSSCAN_START_TIME = 1 << 18,
+ PSSCAN_CPU = 1 << 19,
/* These are all retrieved from proc/NN/stat in one go: */
PSSCAN_STAT = PSSCAN_PPID | PSSCAN_PGID | PSSCAN_SID
- | PSSCAN_COMM | PSSCAN_STATE
- | PSSCAN_VSZ | PSSCAN_RSS
- | PSSCAN_STIME | PSSCAN_UTIME | PSSCAN_START_TIME
- | PSSCAN_TTY,
+ /**/ | PSSCAN_COMM | PSSCAN_STATE
+ /**/ | PSSCAN_VSZ | PSSCAN_RSS
+ /**/ | PSSCAN_STIME | PSSCAN_UTIME | PSSCAN_START_TIME
+ /**/ | PSSCAN_TTY
+#if ENABLE_FEATURE_TOP_SMP_PROCESS
+ /**/ | PSSCAN_CPU
+#endif
};
//procps_status_t* alloc_procps_scan(void) FAST_FUNC;
void free_procps_scan(procps_status_t* sp) FAST_FUNC;