diff options
Diffstat (limited to 'archivers/libarchive/files/libarchive/archive_private.h')
| -rw-r--r-- | archivers/libarchive/files/libarchive/archive_private.h | 71 |
1 files changed, 59 insertions, 12 deletions
diff --git a/archivers/libarchive/files/libarchive/archive_private.h b/archivers/libarchive/files/libarchive/archive_private.h index 63384b82fed..4b4be9796df 100644 --- a/archivers/libarchive/files/libarchive/archive_private.h +++ b/archivers/libarchive/files/libarchive/archive_private.h @@ -32,6 +32,10 @@ #ifndef ARCHIVE_PRIVATE_H_INCLUDED #define ARCHIVE_PRIVATE_H_INCLUDED +#if HAVE_ICONV_H +#include <iconv.h> +#endif + #include "archive.h" #include "archive_string.h" @@ -46,28 +50,42 @@ #define ARCHIVE_READ_MAGIC (0xdeb0c5U) #define ARCHIVE_WRITE_DISK_MAGIC (0xc001b0c5U) #define ARCHIVE_READ_DISK_MAGIC (0xbadb0c5U) +#define ARCHIVE_MATCH_MAGIC (0xcad11c9U) -#define ARCHIVE_STATE_ANY 0xFFFFU #define ARCHIVE_STATE_NEW 1U #define ARCHIVE_STATE_HEADER 2U #define ARCHIVE_STATE_DATA 4U -#define ARCHIVE_STATE_DATA_END 8U #define ARCHIVE_STATE_EOF 0x10U #define ARCHIVE_STATE_CLOSED 0x20U #define ARCHIVE_STATE_FATAL 0x8000U +#define ARCHIVE_STATE_ANY (0xFFFFU & ~ARCHIVE_STATE_FATAL) struct archive_vtable { int (*archive_close)(struct archive *); - int (*archive_finish)(struct archive *); + int (*archive_free)(struct archive *); int (*archive_write_header)(struct archive *, struct archive_entry *); int (*archive_write_finish_entry)(struct archive *); ssize_t (*archive_write_data)(struct archive *, const void *, size_t); ssize_t (*archive_write_data_block)(struct archive *, - const void *, size_t, off_t); + const void *, size_t, int64_t); + + int (*archive_read_next_header)(struct archive *, + struct archive_entry **); + int (*archive_read_next_header2)(struct archive *, + struct archive_entry *); + int (*archive_read_data_block)(struct archive *, + const void **, size_t *, int64_t *); + + int (*archive_filter_count)(struct archive *); + int64_t (*archive_filter_bytes)(struct archive *, int); + int (*archive_filter_code)(struct archive *, int); + const char * (*archive_filter_name)(struct archive *, int); }; +struct archive_string_conv; + struct archive { /* * The magic/state values are used to sanity-check the @@ -90,26 +108,55 @@ struct archive { int compression_code; /* Currently active compression. */ const char *compression_name; - /* Position in UNCOMPRESSED data stream. */ - int64_t file_position; - /* Position in COMPRESSED data stream. */ - int64_t raw_position; /* Number of file entries processed. */ int file_count; int archive_error_number; const char *error; struct archive_string error_string; + + char *current_code; + unsigned current_codepage; /* Current ACP(ANSI CodePage). */ + unsigned current_oemcp; /* Current OEMCP(OEM CodePage). */ + struct archive_string_conv *sconv; + + /* + * Used by archive_read_data() to track blocks and copy + * data to client buffers, filling gaps with zero bytes. + */ + const char *read_data_block; + int64_t read_data_offset; + int64_t read_data_output_offset; + size_t read_data_remaining; + + /* + * Used by formats/filters to determine the amount of data + * requested from a call to archive_read_data(). This is only + * useful when the format/filter has seek support. + */ + char read_data_is_posix_read; + size_t read_data_requested; }; -/* Check magic value and state; exit if it isn't valid. */ -void __archive_check_magic(struct archive *, unsigned int magic, +/* Check magic value and state; return(ARCHIVE_FATAL) if it isn't valid. */ +int __archive_check_magic(struct archive *, unsigned int magic, unsigned int state, const char *func); +#define archive_check_magic(a, expected_magic, allowed_states, function_name) \ + do { \ + int magic_test = __archive_check_magic((a), (expected_magic), \ + (allowed_states), (function_name)); \ + if (magic_test == ARCHIVE_FATAL) \ + return ARCHIVE_FATAL; \ + } while (0) void __archive_errx(int retvalue, const char *msg) __LA_DEAD; -int __archive_parse_options(const char *p, const char *fn, - int keysize, char *key, int valsize, char *val); +void __archive_ensure_cloexec_flag(int fd); +int __archive_mktemp(const char *tmpdir); + +int __archive_clean(struct archive *); + +void __archive_reset_read_data(struct archive *); #define err_combine(a,b) ((a) < (b) ? (a) : (b)) |