/*----------------------------------------------------------------------*/ /* LHarc Archiver Driver for UNIX */ /* */ /* Copyright(C) MCMLXXXIX Yooichi.Tagawa */ /* */ /* V1.00 Fixed 1989.09.22 Y.Tagawa */ /*----------------------------------------------------------------------*/ #include #include #include #include #include #include #include #define WRITE_BINARY "w" #define READ_BINARY "r" /*----------------------------------------------------------------------*/ /* MEMORY FUNCTIONS */ /*----------------------------------------------------------------------*/ #ifdef __ANSI__ #include "mem.h" #define bcmp(a,b,n) memcmp ((a),(b),(n)) #define bcopy(s,d,n) memmove((d),(s),(n)) #define bzero(d,n) memset((d),0,(n)) #else /* not __ANSI__ */ #include #define bcmp(a,b,n) memcmp ((a),(b),(n)) #define bcopy(s,d,n) memcpy ((d),(s),(n)) /* movmem((s),(d),(n)) */ #define bzero(d,n) memset((d),0,(n)) #endif /* not __ANSI__ */ /*----------------------------------------------------------------------*/ /* YOUR CUSTOMIZATIONS */ /*----------------------------------------------------------------------*/ /* These definitions are changable to you likings. */ /* #define ARCHIVENAME_EXTENTION ".LZH" */ /* #define BACKUPNAME_EXTENTION ".BAK" */ /* #define TMP_FILENAME_TEMPLATE "/usr/tmp/lhXXXXXX" */ /* #define MULTIBYTE_CHAR */ /* #define USE_PROF */ #ifndef ARCHIVENAME_EXTENTION # define ARCHIVENAME_EXTENTION ".lzh" #endif #ifndef BACKUPNAME_EXTENTION # define BACKUPNAME_EXTENTION ".bak" #endif #ifndef TMP_FILENAME_TEMPLATE # define TMP_FILENAME_TEMPLATE "/tmp/lhXXXXXX" #endif #define SJC_FIRST_P(c) \ (((unsigned char)(c) >= 0x80) && \ (((unsigned char)(c) < 0xa0) || \ ((unsigned char)(c) >= 0xe0) && \ ((unsigned char)(c) < 0xfd))) #define SJC_SECOND_P(c) \ (((unsigned char)(c) >= 0x40) && \ ((unsigned char)(c) < 0xfd) && \ ((ungigned char)(c) != 0x7f)) #ifdef MULTIBYTE_CHAR # define MULTIBYTE_FIRST_P SJC_FIRST_P # define MULTIBYTE_SECOND_P SJC_SECOND_P #endif /*----------------------------------------------------------------------*/ /* OTHER DIFINITIONS */ /*----------------------------------------------------------------------*/ /* Your C-Compiler has no 'void' */ #ifdef NO_VOID # define void #endif #ifndef SEEK_SET # define SEEK_SET 0 # define SEEK_CUR 1 # define SEEK_END 2 #endif # define FILENAME_LENGTH 255 #include /* non-integral functions */ extern struct tm *localtime (); extern char *getenv (); extern char *malloc (); extern char *realloc (); /* external variables */ extern int errno; #define FALSE 0 #define TRUE 1 typedef int boolean; /*----------------------------------------------------------------------*/ /* LHarc FILE DIFINITIONS */ /*----------------------------------------------------------------------*/ #define METHOD_TYPE_STRAGE 5 #define LZHUFF0_METHOD "-lh0-" #define LZHUFF1_METHOD "-lh1-" #define LZHUFF5_METHOD "-lh5-" #define LARC4_METHOD "-lz4-" #define LARC5_METHOD "-lz5-" #define I_HEADER_SIZE 0 #define I_HEADER_CHECKSUM 1 #define I_METHOD 2 #define I_PACKED_SIZE 7 #define I_ORIGINAL_SIZE 11 #define I_LAST_MODIFIED_STAMP 15 #define I_ATTRIBUTE 19 #define I_NAME_LENGTH 21 #define I_NAME 22 #define I_CRC 22 /* + name_length */ #define I_EXTEND_TYPE 24 /* + name_length */ #define I_MINOR_VERSION 25 /* + name_length */ #define I_UNIX_LAST_MODIFIED_STAMP 26 /* + name_length */ #define I_UNIX_MODE 30 /* + name_length */ #define I_UNIX_UID 32 /* + name_length */ #define I_UNIX_GID 34 /* + name_length */ #define I_UNIX_EXTEND_BOTTOM 36 /* + name_length */ #define I_GENERIC_HEADER_BOTTOM I_EXTEND_TYPE #define EXTEND_GENERIC 0 #define EXTEND_UNIX 'U' #define EXTEND_MSDOS 'M' #define EXTEND_MACOS 'm' #define EXTEND_OS9 '9' #define EXTEND_OS2 '2' #define EXTEND_OS68K 'K' #define EXTEND_OS386 '3' #define EXTEND_HUMAN 'H' #define EXTEND_CPM 'C' #define EXTEND_FLEX 'F' #define GENERIC_ATTRIBUTE 0x20 #define GENERIC_DIRECTORY_ATTRIBUTE 0x10 #define CURRENT_UNIX_MINOR_VERSION 0x00 typedef struct LzHeader { unsigned char header_size; char method[METHOD_TYPE_STRAGE]; long packed_size; long original_size; long last_modified_stamp; unsigned short attribute; char name[256]; unsigned short crc; boolean has_crc; unsigned char extend_type; unsigned char minor_version; /* extend_type == EXTEND_UNIX and convert from other type. */ time_t unix_last_modified_stamp; unsigned short unix_mode; unsigned short unix_uid; unsigned short unix_gid; } LzHeader; #define UNIX_FILE_TYPEMASK 0170000 #define UNIX_FILE_REGULAR 0100000 #define UNIX_FILE_DIRECTORY 0040000 #define UNIX_SETUID 0004000 #define UNIX_SETGID 0002000 #define UNIX_STYCKYBIT 0001000 #define UNIX_OWNER_READ_PERM 0000400 #define UNIX_OWNER_WRITE_PERM 0000200 #define UNIX_OWNER_EXEC_PERM 0000100 #define UNIX_GROUP_READ_PERM 0000040 #define UNIX_GROUP_WRITE_PERM 0000020 #define UNIX_GROUP_EXEC_PERM 0000010 #define UNIX_OTHER_READ_PERM 0000004 #define UNIX_OTHER_WRITE_PERM 0000002 #define UNIX_OTHER_EXEC_PERM 0000001 #define UNIX_RW_RW_RW 0000666 #define LZHEADER_STRAGE 256 /* used by qsort() for alphabetic-sort */ #define STRING_COMPARE(a,b) strcmp((a),(b)) struct string_pool { int used; int size; int n; char *buffer; }; /*----------------------------------------------------------------------*/ /* OPTIONS */ /*----------------------------------------------------------------------*/ /* command line options (common options) */ extern boolean quiet; extern boolean text_mode; extern boolean verbose; extern boolean noexec; /* debugging option */ extern boolean force; extern boolean prof; extern boolean delete_after_append; /* list command flags */ extern boolean verbose_listing; /* extract/print command flags */ extern boolean output_to_stdout; /* add/update/delete command flags */ extern boolean new_archive; extern boolean update_if_newer; extern boolean generic_format; /*----------------------------------------------------------------------*/ /* VARIABLES */ /*----------------------------------------------------------------------*/ extern char **cmd_filev; extern int cmd_filec; extern char *archive_name; extern char expanded_archive_name[FILENAME_LENGTH]; extern char temporary_name[FILENAME_LENGTH]; extern char backup_archive_name[FILENAME_LENGTH]; extern char *reading_filename, *writting_filename; extern boolean remove_temporary_at_error; extern boolean recover_archive_when_interrupt; extern boolean remove_extracting_file_when_interrupt; extern int archive_file_mode; extern int archive_file_gid; /*----------------------------------------------------------------------*/ /* Functions */ /*----------------------------------------------------------------------*/ extern int interrupt (); extern void message (); extern void warning (); extern void error (); extern void fatal_error (); extern boolean need_file (); extern int inquire (); extern FILE *xfopen (); extern boolean find_files (); extern void free_files (); extern void init_sp (); extern void add_sp (); extern void finish_sp (); extern void free_sp (); extern void cleaning_files (); extern void build_temporary_name (); extern void build_backup_file_name (); extern void build_standard_archive_name (); extern FILE *open_old_archive (); extern void init_header (); extern boolean get_header (); extern boolean archive_is_msdos_sfx1 (); extern boolean skip_msdos_sfx1_code (); extern void write_header (); extern void write_archive_tail (); extern void copy_old_one (); extern void cmd_list (), extract_one (), cmd_add (), cmd_delete (); extern void cmd_extract ();