/*-*-c++-*- * $Id$ * * This file is part of plptools. * * Copyright (C) 1999 Philip Proudman * Copyright (C) 1999-2001 Fritz Elfert * * 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 * */ #ifndef _RFSV_H_ #define _RFSV_H_ #include #include #include #include #include typedef deque PlpDir; class ppsocket; class PlpDrive; const int RFSV_SENDLEN = 2000; /** * Defines the callback procedure for * progress indication of copy operations. */ typedef int (*cpCallback_t)(void *, u_int32_t); class rfsv16; class rfsv32; /** * A helper class for storing * intermediate internal information in rfsv16 and * rfsv32 . * @internal */ class rfsvDirhandle { friend rfsv16; friend rfsv32; private: u_int32_t h; bufferStore b; }; /** * Access remote file services of a Psion. * * rfsv provides an API for accessing file services * of a Psion connected via ncpd. This class defines the * interface and a small amount of common constants and * methods. The majority of implementation is provided * by @ref rfsv32 and @ref rfsv16 , which implement the * variations of the protocol for EPOC and SIBO respectively. * Usually, the class @ref rfsvfactory is used to instantiate * the correct variant depending on the remote machine, * currently connected. */ class rfsv { public: /** * The kown modes for seek. */ enum seek_mode { PSI_SEEK_SET = 1, PSI_SEEK_CUR = 2, PSI_SEEK_END = 3 }; /** * The known modes for file open. */ enum open_flags { PSI_O_RDONLY = 0000, PSI_O_WRONLY = 0001, PSI_O_RDWR = 0002, }; /** * The known modes for file creation. */ enum open_mode { PSI_O_CREAT = 00100, PSI_O_EXCL = 00200, PSI_O_TRUNC = 01000, PSI_O_APPEND = 02000, PSI_O_SHARE = 04000, }; /** * The known error codes. */ enum errs { E_PSI_GEN_NONE = 0, E_PSI_GEN_FAIL = -1, E_PSI_GEN_ARG = -2, E_PSI_GEN_OS = -3, E_PSI_GEN_NSUP = -4, E_PSI_GEN_UNDER = -5, E_PSI_GEN_OVER = -6, E_PSI_GEN_RANGE = -7, E_PSI_GEN_DIVIDE = -8, E_PSI_GEN_INUSE = -9, E_PSI_GEN_NOMEMORY = - 10, E_PSI_GEN_NOSEGMENTS = -11, E_PSI_GEN_NOSEM = -12, E_PSI_GEN_NOPROC = -13, E_PSI_GEN_OPEN = -14, E_PSI_GEN_NOTOPEN = -15, E_PSI_GEN_IMAGE = -16, E_PSI_GEN_RECEIVER = -17, E_PSI_GEN_DEVICE = -18, E_PSI_GEN_FSYS = -19, E_PSI_GEN_START = -20, E_PSI_GEN_NOFONT = -21, E_PSI_GEN_TOOWIDE = -22, E_PSI_GEN_TOOMANY = -23, E_PSI_FILE_EXIST = -32, E_PSI_FILE_NXIST = -33, E_PSI_FILE_WRITE = -34, E_PSI_FILE_READ = -35, E_PSI_FILE_EOF = -36, E_PSI_FILE_FULL = -37, E_PSI_FILE_NAME = -38, E_PSI_FILE_ACCESS = -39, E_PSI_FILE_LOCKED = -40, E_PSI_FILE_DEVICE = -41, E_PSI_FILE_DIR = -42, E_PSI_FILE_RECORD = -43, E_PSI_FILE_RDONLY = -44, E_PSI_FILE_INV = -45, E_PSI_FILE_PENDING = -46, E_PSI_FILE_VOLUME = -47, E_PSI_FILE_CANCEL = -48, E_PSI_FILE_ALLOC = -49, E_PSI_FILE_DISC = -50, E_PSI_FILE_CONNECT = -51, E_PSI_FILE_RETRAN = -52, E_PSI_FILE_LINE = -53, E_PSI_FILE_INACT = -54, E_PSI_FILE_PARITY = -55, E_PSI_FILE_FRAME = -56, E_PSI_FILE_OVERRUN = -57, E_PSI_MDM_CONFAIL = -58, E_PSI_MDM_BUSY = -59, E_PSI_MDM_NOANS = -60, E_PSI_MDM_BLACKLIST = -61, E_PSI_FILE_NOTREADY = -62, E_PSI_FILE_UNKNOWN = -63, E_PSI_FILE_DIRFULL = -64, E_PSI_FILE_PROTECT = -65, E_PSI_FILE_CORRUPT = -66, E_PSI_FILE_ABORT = -67, E_PSI_FILE_ERASE = -68, E_PSI_FILE_INVALID = -69, E_PSI_GEN_POWER = -100, E_PSI_FILE_TOOBIG = -101, E_PSI_GEN_DESCR = -102, E_PSI_GEN_LIB = -103, E_PSI_FILE_NDISC = -104, E_PSI_FILE_DRIVER = -105, E_PSI_FILE_COMPLETION = -106, E_PSI_GEN_BUSY = -107, E_PSI_GEN_TERMINATED = -108, E_PSI_GEN_DIED = -109, E_PSI_FILE_HANDLE = -110, // Special error code for "Operation not permitted in RFSV16" E_PSI_NOT_SIBO = -200, // Special error code for "internal library error" E_PSI_INTERNAL = -201 }; /** * The known file attributes */ enum file_attribs { /** Attributes, valid on both EPOC and SIBO. */ PSI_A_RDONLY = 0x0001, PSI_A_HIDDEN = 0x0002, PSI_A_SYSTEM = 0x0004, PSI_A_DIR = 0x0008, PSI_A_ARCHIVE = 0x0010, PSI_A_VOLUME = 0x0020, /** Attributes, valid on EPOC only. */ PSI_A_NORMAL = 0x0040, PSI_A_TEMP = 0x0080, PSI_A_COMPRESSED = 0x0100, /** Attributes, valid on SIBO only. */ PSI_A_READ = 0x0200, PSI_A_EXEC = 0x0400, PSI_A_STREAM = 0x0800, PSI_A_TEXT = 0x1000, }; virtual ~rfsv(); void reset(); void reconnect(); /** * Retrieves the current connection status. * * @returns The status of the connection. */ Enum getStatus(); /** * Opens a file. * * @param attr The open mode. Use @ref opMode to convert a combination of @ref open_flags * and @ref open_mode to the machine-specific representation. * @param name The name of the file to open. * @param handle The handle for usage with @ref fread , * @ref fwrite , @ref fseek or @ref fclose is returned here. * * @returns A Psion error code (One of enum @ref #errs ). */ virtual Enum fopen(const u_int32_t attr, const char * const name, u_int32_t &handle) = 0; /** * Creates a unique temporary file. * The file is opened for reading and writing. * * @param handle The handle for usage with @ref fread , * @ref fwrite , @ref fseek or @ref fclose is returned here. * @param name The name of the temporary file is returned here. * * @returns A Psion error code (One of enum @ref #errs ). */ virtual Enum mktemp(u_int32_t &handle, string &name) = 0; /** * Creates a named file. * * @param attr The open mode. Use @ref opMode to convert a combination of @ref open_flags * and @ref open_mode to the machine-specific representation. * @param name The name of the file to create. * @param handle The handle for usage with @ref fread , * @ref fwrite , @ref fseek or @ref fclose is returned here. * * @returns A Psion error code (One of enum @ref #errs ). */ virtual Enum fcreatefile(const u_int32_t attr, const char * const name, u_int32_t &handle) = 0; /** * Creates an named file, overwriting an existing file. * * @param attr The open mode. Use @ref opMode to convert a combination of @ref open_flags * and @ref open_mode to the machine-specific representation. * @param name The name of the file to create. * @param handle The handle for usage with @ref fread , * @ref fwrite , @ref fseek or @ref fclose is returned here. * * @returns A Psion error code (One of enum @ref #errs ). */ virtual Enum freplacefile(const u_int32_t attr, const char * const name, u_int32_t &handle) = 0; /** * Close a file on the Psion whih was previously opened/created by using * @ref fopen , @ref fcreatefile , @ref freplacefile or @ref mktemp . * * @param handle A valid file handle. */ virtual Enum fclose(const u_int32_t handle) = 0; /** * Reads a directory on the Psion. * The returned STL deque of @ref PlpDirent contains all * requested directory entries. * * @param name The name of the directory * @param ret An STL deque of @ref PlpDirent entries. * * @returns A Psion error code (One of enum @ref rfsv::errs ). */ virtual Enum dir(const char * const name, PlpDir &ret) = 0; /** * Retrieves the modification time of a file on the Psion. * * @param name Name of the file. * @param mtime Modification time is returned here. * * @returns A Psion error code (One of enum @ref #errs ). */ virtual Enum fgetmtime(const char * const name, PsiTime &mtime) = 0; /** * Sets the modification time of a file on the Psion. * * @param name Name of the file whose modification time should be set. * @param mtime The desired modification time. * * @returns A Psion error code (One of enum @ref #errs ). */ virtual Enum fsetmtime(const char * const name, const PsiTime mtime) = 0; /** * Retrieves attributes of a file on the Psion. * * @param name Name of the file whose attributes ar to be retrieved. * @param attr The file's attributes are returned here. * * @returns A Psion error code (One of enum @ref #errs ). */ virtual Enum fgetattr(const char * const name, u_int32_t &attr) = 0; /** * Retrieves attributes, size and modification time of a file on the Psion. * * @param name The name of the file. * @param e @ref PlpDirent object, filled with the information on return. * * @returns A Psion error code (One of enum @ref #errs ). */ virtual Enum fgeteattr(const char * const name, PlpDirent &e) =0; /** * @param name * * @returns A Psion error code (One of enum @ref #errs ). */ virtual Enum fsetattr(const char * const name, const u_int32_t seta, const u_int32_t unseta) = 0; /** * Counts number of entries in a directory. * * @param name The directory whose entries are to be counted. * @param count The number of entries is returned here. * * @returns A Psion error code (One of enum @ref #errs ). */ virtual Enum dircount(const char * const name, u_int32_t &count) = 0; /** * Retrieves available drives on the Psion. * @p devbits On return, for every exiting drive, a bit is set in this * variable. The lowest bit represents drive A:. * * @returns A Psion error code (One of enum @ref #errs ). */ virtual Enum devlist(u_int32_t &devbits) = 0; /** * Retrieves details about a drive. * * @param drive The drive character of the drive to get details from * (e.g: 'C', 'D' etc.). * (0 represents A:, 1 is B: and so on ...) * @param dinfo A @ref PlpDrive object which is filled with the drive's * information upon return. * * @returns A Psion error code (One of enum @ref #errs ). */ virtual Enum devinfo(const char drive, PlpDrive &dinfo) = 0; /** * Reads from a file on the Psion. * * @param handle Handle of the file to read from. * @param buffer The area where to store the data read. * @param len The number of bytes to read. * @param count The number of bytes actually read is returned here. * * @returns A Psion error code (One of enum @ref #errs ). */ virtual Enum fread(const u_int32_t handle, unsigned char * const buffer, const u_int32_t len, u_int32_t &count) = 0; /** * Write to a file on the Psion. * * @param handle Handle of the file to read from. * @param buffer The area to be written. * @param len The number of bytes to write. * @param count The number of bytes actually written is returned here. * * @returns A Psion error code (One of enum @ref #errs ). */ virtual Enum fwrite(const u_int32_t handle, const unsigned char * const buffer, const u_int32_t len, u_int32_t &count) = 0; /** * Copies a file from the Psion to the local machine. * * @param from Name of the file on the Psion to be copied. * @param to Name of the destination file on the local machine. * @param func Pointer to a function which gets called on every read. * This function can be used to show some progress etc. May be set * to NULL, where no callback is performed. * * @returns A Psion error code (One of enum @ref #errs ). */ virtual Enum copyFromPsion(const char *from, const char *to, void *, cpCallback_t func) = 0; /** * Copies a file from local machine to the Psion. * * @param from Name of the file on the local machine to be copied. * @param to Name of the destination file on the Psion. * @param func Pointer to a function which gets called on every read. * This function can be used to show some progress etc. May be set * to NULL, where no callback is performed. * * @returns A Psion error code (One of enum @ref #errs ). */ virtual Enum copyToPsion(const char * const from, const char * const to, void *, cpCallback_t func) = 0; /** * Copies a file from the Psion to the Psion. * On the EPOC variants, this runs much faster than reading * data from the Psion and then writing it back to the Psion, since * data transfer is handled locally on the Psion. * * @param from Name of the file to be copied. * @param to Name of the destination file. * @param func Pointer to a function which gets called on every read. * This function can be used to show some progress etc. May be set * to NULL, where no callback is performed. * * @returns A Psion error code (One of enum @ref #errs ). */ virtual Enum copyOnPsion(const char * const from, const char * const to, void *, cpCallback_t func) = 0; /** * Resizes an open file on the Psion. * If the new size is greater than the file's * current size, the contents of the added * data is undefined. If The new size is smaller, * the file is truncated. * * @param handle Handle of the file to be resized. * @param size New size for that file. * * @returns A Psion error code (One of enum @ref #errs ). */ virtual Enum fsetsize(const u_int32_t handle, const u_int32_t size) = 0; /** * Sets the current file position of a file on the Psion. * * @param handle The file handle. * @param offset Position to be seeked to. * @param mode The mode for seeking. * @param resultpos The final file position after seeking is returned here. * * @returns A Psion error code (One of enum @ref #errs ). */ virtual Enum fseek(const u_int32_t handle, const int32_t offset, const u_int32_t mode, u_int32_t &resultpos) = 0; /** * Creates a directory on the Psion. * * @param name Name of the directory to be created. * * @returns A Psion error code (One of enum @ref #errs ). */ virtual Enum mkdir(const char * const name) = 0; /** * Removes a directory on the Psion. * * @param name Name of the directory to be removed. * * @returns A Psion error code (One of enum @ref #errs ). */ virtual Enum rmdir(const char * const name) = 0; /** * Renames a file on the Psion. * * @param oldname Name of the file to be renamed. * @param newname New Name for that file. * * @returns A Psion error code (One of enum @ref #errs ). */ virtual Enum rename(const char * const oldname, const char * const newname) = 0; /** * Removes a file on the Psion. * * @param name Name of the file to be removed. * * @returns A Psion error code (One of enum @ref #errs ). */ virtual Enum remove(const char * const name) = 0; /** * Open a directory for reading with readdir. * * @param attr A combination of PSI_A_.. flags, representing the desired types * of entries to be returned when calling @ref readdir . * @param name The name of the directory * @param handle A handle to be used with @ref readdir and @ref closedir . * * @returns A Psion error code (One of enum @ref #errs ). */ virtual Enum opendir(const u_int32_t attr, const char * const name, rfsvDirhandle &handle) = 0; /** * Read directory entries. * This method reads entries of a directory, previously * opened with @ref opendir . * * @param handle A handle, obtained by calling @ref opendir . * @param entry The entry information is returned here. * * @returns A Psion error code (One of enum @ref #errs ). */ virtual Enum readdir(rfsvDirhandle &handle, PlpDirent &entry) = 0; /** * Close a directory, previously opened with @ref opendir. * * @param handle A handle, obtained by calling @ref opendir . * * @returns A Psion error code (One of enum @ref #errs ). */ virtual Enum closedir(rfsvDirhandle &handle) = 0; /** * Set the name of a Psion Volume (Drive). * * @param drive The drive character of the Volume, whose name should be set. * @param name The new name for that drive. * * @returns A Psion error code (One of enum @ref #errs ). */ virtual Enum setVolumeName(const char drive, const char * const name) = 0; /** * Converts a file attribute @ref rfsv::file_attribs to * human readable format, usable for showing them in directory * listings. The first 7 characters are common to all * machine types: *
    * 	Char Nr. Value
    * 	0        'd' if a directory,                     '-' otherwise.
    * 	1        'r' if file is readable,                '-' otherwise.
    * 	2        'w' if file is writeable,               '-' otherwise.
    * 	3        'h' if file is hidden,                  '-' otherwise.
    * 	4        's' if file is a system file,           '-' otherwise.
    * 	5        'a' if file is modified (archive flag), '-' otherwise.
    * 	6        'v' if file is a volume name,           '-' otherwise.
    * 
* The rest (3 characters) are machine specific: *
    * 	Char Nr. EPOC Value          SIBO Value
    * 	7        'n' if normal,      'x' if executable, '-' otherwise.
    * 	8        't' if temporary,   'b' if a stream,   '-' otherwise.
    * 	8        'c' if compressed,  't' if a textfile, '-' otherwise.
    * 
* * @param attr the generic file attribute. * * @returns Pointer to static textual representation of file attributes. * */ string attr2String(const u_int32_t attr); /** * Converts an open-mode (A combination of the PSI_O_ constants.) * from generic representation to the machine-specific representation. * * @param mode The generic open mode. * * @returns The machine specific representation for use with * @ref fopen , @ref fcreatefile and @freplacefile. */ virtual u_int32_t opMode(const u_int32_t mode) = 0; /** * Utility method, converts '/' to '\'. */ static string convertSlash(const string &name); protected: /** * Retrieves the PLP protocol name. Mainly internal use. * * @returns The connection name always "SYS$RFSV" */ const char *getConnectName(); ppsocket *skt; Enum status; int32_t serNum; }; #endif /* * Local variables: * c-basic-offset: 4 * End: */