Fail silently on failure to read tar header, its unfortunate that many tar implementa...

[oweals/busybox.git] / libbb / libbb.h

diff --git a/libbb/libbb.h b/libbb/libbb.h
index 7ab06388a60e1a8f496067f12b921dc530ed0f2e..a9c1a870f7f670896804a8daea100ff451178064 100644 (file)
--- a/libbb/libbb.h
+++ b/libbb/libbb.h
@@ -29,6 +29,8 @@
 #include <sys/stat.h>
 #include <sys/types.h>
 
+#include <netdb.h>
+
 #ifdef DMALLOC
 #include "dmalloc.h"
 #endif
@@ -77,6 +79,9 @@ extern void error_msg(const char *s, ...) __attribute__ ((format (printf, 1, 2))
 extern void error_msg_and_die(const char *s, ...) __attribute__ ((noreturn, format (printf, 1, 2)));
 extern void perror_msg(const char *s, ...);
 extern void perror_msg_and_die(const char *s, ...) __attribute__ ((noreturn));
+extern void vherror_msg(const char *s, va_list p);
+extern void herror_msg(const char *s, ...);
+extern void herror_msg_and_die(const char *s, ...) __attribute__ ((noreturn));
 
 /* These two are used internally -- you shouldn't need to use them */
 extern void verror_msg(const char *s, va_list p);
@@ -87,16 +92,6 @@ const char *time_string(time_t timeVal);
 int is_directory(const char *name, 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 remove_file(const char *path, int flags);
 int copy_file(const char *source, const char *dest, int flags);
 int copy_file_chunk(FILE *src_file, FILE *dst_file, unsigned long long chunksize);
@@ -113,7 +108,6 @@ int recursive_action(const char *fileName, int recurse, int followLinks, int dep
          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);
@@ -128,7 +122,7 @@ extern pid_t* find_pid_by_name( char* pidName);
 extern char *find_real_root_device_name(const char* name);
 extern char *get_line_from_file(FILE *file);
 extern void print_file(FILE *file);
-extern size_t copyfd(int fd1, int fd2);
+extern int copyfd(int fd1, int fd2);
 extern int print_file_by_name(char *filename);
 extern char process_escape_sequence(const char **ptr);
 extern char *get_last_path_component(char *path);
@@ -195,6 +189,7 @@ struct sysinfo {
        unsigned long totalswap;        /* Total swap space size */
        unsigned long freeswap;         /* swap space still available */
        unsigned short procs;           /* Number of current processes */
+       unsigned short pad;                     /* Padding needed for m68k */
        unsigned long totalhigh;        /* Total high memory size */
        unsigned long freehigh;         /* Available high memory size */
        unsigned int mem_unit;          /* Memory unit size in bytes */
@@ -202,12 +197,12 @@ struct sysinfo {
 };
 extern int sysinfo (struct sysinfo* info);
 
-const char *make_human_readable_str(unsigned long val, unsigned long not_hr);
 enum {
        KILOBYTE = 1024,
        MEGABYTE = (KILOBYTE*1024),
        GIGABYTE = (MEGABYTE*1024)
 };
+const char *make_human_readable_str(unsigned long size, unsigned long block_size, unsigned long display_unit);
 
 int ask_confirmation(void);
 int klogctl(int type, char * b, int len);
@@ -217,40 +212,52 @@ char *xreadlink(const char *path);
 char *concat_path_file(const char *path, const char *filename);
 char *last_char_is(const char *s, int c);
 
-typedef struct ar_headers_s {
+typedef struct file_headers_s {
        char *name;
+       char *link_name;
        off_t size;
        uid_t uid;
        gid_t gid;
        mode_t mode;
        time_t mtime;
-       off_t offset;
-       struct ar_headers_s *next;
-} ar_headers_t;
-extern ar_headers_t *get_ar_headers(FILE *in_file);
-extern int seek_ared_file(FILE *in_file, ar_headers_t *headers, const char *tar_gz_file);
-
-typedef enum extract_function_e {
-       extract_contents = 1,
-       extract_control = 2,
-       extract_info = 4,
-       extract_extract = 8,
-       extract_verbose_extract = 16,
-       extract_list = 32,
-       extract_fsys_tarfile = 64,
-       extract_field = 128,
-       extract_contents_to_file = 256
-} extract_function_t;
-extern char *deb_extract(const char *package_filename, int function,
-       const char *argument, const char *argument2);
-extern char *untar(FILE *src_tar_file, FILE *output, int untar_function,
-       const char *argument, const char *file_prefix);
-extern char *read_text_file_to_buffer(FILE *src_file);
-extern char *read_package_field(const char *package_buffer);
+       dev_t device;
+} file_header_t;
+file_header_t *get_header_ar(FILE *in_file);
+file_header_t *get_header_cpio(FILE *src_stream);
+file_header_t *get_header_tar(FILE *tar_stream);
+
+enum extract_functions_e {
+       extract_verbose_list = 1,
+       extract_list = 2,
+       extract_one_to_buffer = 4,
+       extract_to_stdout = 8,
+       extract_all_to_fs = 16,
+       extract_preserve_date = 32,
+       extract_data_tar_gz = 64,
+       extract_control_tar_gz = 128,
+       extract_unzip_only = 256,
+       extract_unconditional = 512,
+       extract_create_leading_dirs = 1024,
+       extract_quiet = 2048,
+       extract_exclude_list = 4096
+};
+char *unarchive(FILE *src_stream, FILE *out_stream, file_header_t *(*get_header)(FILE *),
+       const int extract_function, const char *prefix, char **extract_names);
+char *deb_extract(const char *package_filename, FILE *out_stream, const int extract_function,
+       const char *prefix, const char *filename);
+char *read_package_field(const char *package_buffer);
+char *fgets_str(FILE *file, const char *terminating_string);
 
 extern int unzip(FILE *l_in_file, FILE *l_out_file);
 extern void gz_close(int gunzip_pid);
-extern int gz_open(FILE *compressed_file, int *pid);
+extern FILE *gz_open(FILE *compressed_file, int *pid);
+
+extern struct hostent *xgethostbyname(const char *name);
+extern int create_icmp_socket(void);
+
+char *dirname (const char *path);
+
+int make_directory (char *path, mode_t mode, int flags);
 
 #define CT_AUTO        0
 #define CT_UNIX2DOS    1
@@ -279,5 +286,6 @@ extern const char * const write_error;
 extern const char * const too_few_args;
 extern const char * const name_longer_than_foo;
 extern const char * const unknown;
+extern const char * const can_not_create_raw_socket;
 
 #endif /* __LIBBB_H__ */