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Diff for /libaitio/inc/aitio.h between versions 1.7.2.3 and 1.40

version 1.7.2.3, 2011/04/19 22:32:16 version 1.40, 2014/02/08 22:06:16
Line 12  terms: Line 12  terms:
 All of the documentation and software included in the ELWIX and AITNET  All of the documentation and software included in the ELWIX and AITNET
 Releases is copyrighted by ELWIX - Sofia/Bulgaria <info@elwix.org>  Releases is copyrighted by ELWIX - Sofia/Bulgaria <info@elwix.org>
   
Copyright 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011Copyright 2004 - 2014
         by Michael Pounov <misho@elwix.org>.  All rights reserved.          by Michael Pounov <misho@elwix.org>.  All rights reserved.
   
 Redistribution and use in source and binary forms, with or without  Redistribution and use in source and binary forms, with or without
Line 27  are met: Line 27  are met:
    must display the following acknowledgement:     must display the following acknowledgement:
 This product includes software developed by Michael Pounov <misho@elwix.org>  This product includes software developed by Michael Pounov <misho@elwix.org>
 ELWIX - Embedded LightWeight unIX and its contributors.  ELWIX - Embedded LightWeight unIX and its contributors.
4. Neither the name of the University nor the names of its contributors4. Neither the name of AITNET nor the names of its contributors
    may be used to endorse or promote products derived from this software     may be used to endorse or promote products derived from this software
    without specific prior written permission.     without specific prior written permission.
   
THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' ANDTHIS SOFTWARE IS PROVIDED BY AITNET AND CONTRIBUTORS ``AS IS'' AND
 ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE  ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE  IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE  ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
Line 47  SUCH DAMAGE. Line 47  SUCH DAMAGE.
 #define __AITIO_H  #define __AITIO_H
   
   
   #define COMPAT_43TTY
   
 #include <assert.h>  #include <assert.h>
   #include <syslog.h>
 #include <openssl/evp.h>  #include <openssl/evp.h>
   #include <openssl/aes.h>
   #include <sys/tty.h>
   #include <sys/ioctl_compat.h>
   #include <sys/socket.h>
   #include <sys/un.h>
   #include <sys/uio.h>
   #include <net/if_dl.h>
   #include <net/bpf.h>
   #include <netinet/in.h>
   #include <elwix.h>
   #include <aitsched.h>
   
   
#define VACUUM_LEFT     1#ifndef STRSIZ
#define VACUUM_BETWEEN  2#define STRSIZ                  256
 #endif
   
   #define IO_SOCK_ROLE_CLIENT     0
   #define IO_SOCK_ROLE_SERVER     1
   
typedef struct _tagArray {#define IO_ETHER_FILTER_PROMISC 0
        int     arr_num;#define IO_ETHER_FILTER_NOTREAD -1
        void    **arr_data;#define IO_ETHER_FILTER_READ    1
} array_t;#define IO_ETHER_FILTER_WRITE   2
   
 typedef struct _tagURLItem {  
         int     vallen;  
         char    *value;  
 } url_Item_t;  
   
struct tagIOURL {typedef struct {
        unsigned char    url_line[BUFSIZ];        unsigned int                     prog_inin;      /* init progs */
         unsigned int                    prog_maxn;      /* max progs */
         unsigned int                    prog_cnum;      /* current progs */
         char                            prog_name[PATH_MAX];
   
        url_Item_t      url_tech;        pthread_mutex_t                 prog_mtx;
        url_Item_t      url_user;        array_t                         *prog_fds;
        url_Item_t      url_pass;        unsigned int                    *prog_used;
        url_Item_t      url_host;} prog_t;
        url_Item_t      url_port; 
        url_Item_t      url_path; 
        url_Item_t      url_args; 
   
        char            *url_reserved;typedef struct tagCliSock sock_cli_t;
};typedef void *(*sock_cb_t)(sock_cli_t*);
 struct tagCliSock {
         void                            *cli_parent;
         int                             cli_fd;
         intptr_t                        cli_pty;
         sockaddr_t                      cli_addr;
         char                            cli_name[64];
         char                            cli_cmdline[PATH_MAX];
         pid_t                           cli_pid;
   
struct tagReqXML {        sched_task_func_t               cli_func;
        unsigned char   xml_line[BUFSIZ]; 
   
        url_Item_t      xml_namespace;        ait_val_t                       cli_buf[2];
        union {
                url_Item_t      container;        TAILQ_ENTRY(tagCliSock)         cli_node;
                url_Item_t      path; 
        }               xml_node; 
        url_Item_t      xml_data; 
        url_Item_t      xml_attribute; 
        url_Item_t      xml_value; 
 };  };
   
   typedef struct {
           int                             sock_role;
           int                             sock_backq;
           int                             sock_type;
           int                             sock_proto;
           int                             sock_fd;
           struct timespec                 sock_timeout;
           sockaddr_t                      sock_addr;
           sockaddr_t                      sock_peer;
   
           ait_val_t                       sock_buf;
           prog_t                          *sock_prog;
   
           volatile intptr_t               sock_kill;
           sched_root_task_t               *sock_root;
   
           pthread_mutex_t                 sock_mtx;
           TAILQ_HEAD(, tagCliSock)        sock_cli;
   } sock_t;
   
   
 // io_GetErrno() Get error code of last operation  // io_GetErrno() Get error code of last operation
inline int io_GetErrno();int io_GetErrno();
 // io_GetError() Get error text of last operation  // io_GetError() Get error text of last operation
inline const char *io_GetError();const char *io_GetError();
   
   
 /*  /*
 * ioPromptRead() Read data from input h[0] with prompt to output h[1] * io_progInit() - Init program pool
 * @h = file handles h[0] = input, h[1] = output, if NULL use stdin, stdout *
 * @csPrompt = Prompt before input, may be NULL * @progName = program name for execution
 * @psData = Readed data * @initNum = initial started programs
 * @dataLen = Length of data * @maxNum = maximum started programs
 * return: 0 EOF; -1 error:: can`t read; >0 count of readed chars * return: NULL error or !=NULL allocated pool (must destroied with io_progDestroy())
*/ */
int ioPromptRead(int *h, const char *csPrompt, char * __restrict psData, int dataLen);prog_t *io_progInit(const char *progName, 
                 unsigned int initNum, unsigned int maxNum);
 /*  /*
 * ioPromptPassword() Read password from input h[0] with prompt to output h[1] * io_progOpen() - Execute number of program(s)
 * @h = file handles h[0] = input, h[1] = output, if NULL use stdin, stdout *
 * @csPrompt = Prompt before input, may be NULL * @prg = program pool
 * @psPass = Readed password * @execNum = execute program(s) (0 max)
 * @passLen = Length of password * return: -1 error, >0 executed programs
 * @confirm = Confirm password, 0 - get password, !=0 Ask for confirmation */
 * return: 0 EOF; -1 error:: can`t read; >0 count of readed charsint io_progOpen(prog_t * __restrict prg, unsigned int execNum);
*/ 
int ioPromptPassword(int *h, const char *csPrompt, char * __restrict psPass, int passLen, int confirm); 
 
 /*  /*
 * ioRegexVerify() Function for verify data match in regex expression * io_progOpen2() - Start program from pool on first unused slot
 * @csRegex = Regulare expression pattern *
 * @csData = Data for check and verify * @prg = program pool
 * @startPos = Return start positions * return: -1 error, >-1 reside at slot
 * @endPos = Return end positions */
 * return: NULL not match or error; !=NULL begin of matched dataint io_progOpen2(prog_t * __restrict prg);
*/ 
const char *ioRegexVerify(const char *csRegex, const char *csData, int *startPos, int *endPos); 
 /*  /*
 * ioRegexGet() Function for get data match in regex expression * io_progGrow() - Execute to number of programs in pool
 * @csRegex = Regulare expression pattern *
 * @csData = Data from get * @prg = program pool
 * @psString = Returned string if match * @toNum = execute to number of programs (0 max)
 * @strLen = Length of string * return: 0 error or nothing to do, 
 * return: 0 not match; >0 count of returned chars *      >0 executed programs and abs(<0) executed programs with logged error
*/ */
int ioRegexGet(const char *csRegex, const char *csData, char * __restrict psString, int strLen);int io_progGrow(prog_t * __restrict prg, unsigned int toNum);
 /*  /*
 * ioRegexReplace() Function for replace data match in regex expression with newdata * io_progVacuum() - Vacuum pool to running number of programs
 * @csRegex = Regulare expression pattern *
 * @csData = Source data * @prg = program pool
 * @csNew = Data for replace * @toNum = vacuum to number of programs (0 to init number)
 * return: NULL not match or error; !=NULL allocated new string, must be free after use! * return: 0 error or >0 closed programs
*/ */
char *ioRegexReplace(const char *csRegex, const char *csData, const char *csNew);int io_progVacuum(prog_t * __restrict prg, unsigned int toNum);
 
 /*  /*
 * ioVarAst() Function for evaluate string like asterisk variable "{text[:[-]#[:#]]}" * io_progCloseAt() - Close program at pool of certain position
 * @csString = Input string *
 * return: NULL error, !=NULL Allocated new string evaluated from input string, must be free() * @prg = program pool
*/ * @idx = index at pool
char *ioVarAst(const char *csString); * return: 0 error or !=0 closed program
 */
 int io_progCloseAt(prog_t * __restrict prg, unsigned int idx);
 /*  /*
 * io_Path2File() Parse and make path/filename pair * io_progCloseOf() - Close program at pool with certain handle
 * @csArgs = Input argument line *
 * @psPath = Output Path, if ==NULL path not returned * @prg = program pool
 * @pathLen = Size of path array * @h = handle of program
 * @psFile = Output File * return: 0 error, >0 closed programs
 * @fileLen = Size of file array */
 * return: 0 error format; -1 error:: can`t read; >0 ok, number of readed items#ifdef POPEN_STREAM
*/int io_progCloseOf(prog_t * __restrict prg, FILE *h);
inline int io_Path2File(const char * __restrict csArgs, char * __restrict psPath, int pathLen, #else
                char * __restrict psFile, int fileLen);int io_progCloseOf(prog_t * __restrict prg, int h);
#endif
 /*  /*
 * io_UnquotStr() Remove quots from input text string  * io_progClose() - Close all programs in pool
 * @psLine = Text string *
 * return: 0 nothing to do; 1 successful unquoted string * @prg = program pool
*/ * @closeNum = close program(s) (0 all)
inline int io_UnquotStr(unsigned char * __restrict psLine); * return: 0 error, >0 closed programs
  */
 int io_progClose(prog_t * __restrict prg, unsigned int closeNum);
 /*  /*
 * io_LTrimStr() Remove left whitespaces from text string * io_progDestroy() - Destroy entire program pool
 * @psLine = Text string *
 * return: 0 nothing to do; !=0 Removed bytes * @pprg = program pool
*/ * return: none
inline int io_LTrimStr(unsigned char * __restrict psLine); */
 void io_progDestroy(prog_t ** __restrict pprg);
 
 /*  /*
 * io_RTrimStr() Remove right whitespaces from text string * io_progCheck() - Check exit status of program pool
 * @psLine = Text string *
 * return: 0 nothing to do; !=0 Removed bytes * @prg = program pool
*/ * @re = resurrect program to init number
inline int io_RTrimStr(unsigned char * __restrict psLine); * return: -1 error or >-1 exited programs
  */
 int io_progCheck(prog_t * __restrict prg, int re);
 
 /*  /*
 * io_TrimStr() Remove left and right whitespaces from text string * io_progAttach() - Attach to open program
 * @psLine = Text string *
 * return: 0 nothing to do; !=0 Removed bytes * @prg = program pool
*/ * @newOne = Execute new one program after attach
inline int io_TrimStr(unsigned char * __restrict psLine); * return: NULL error or !=NULL attached program handle
  */
 #ifdef POPEN_STREAM
 FILE *io_progAttach(prog_t * __restrict prg, int newOne);
 #else
 int io_progAttach(prog_t * __restrict prg, int newOne);
 #endif
 /*  /*
 * io_Ch2Hex() Convert from Char string to Hex string * io_progDetach() - Detch from open program
 * @psLine = Text string *
 * @lineLen = Length of Text string * @prg= program pool
 * return: NULL nothing to do or error; !=0 Allocated new converted data without term\0 (must be free) * @pfd = attached program handle
*/ * return: none
inline unsigned char *io_Ch2Hex(unsigned char *psLine, int lineLen); */
/*#ifdef POPEN_STREAM
 * io_Hex2Ch() Convert from Hex string to Char stringvoid io_progDetach(prog_t * __restrict prg, FILE *pfd);
 * @psLine = Text string#else
 * @lineLen = Length of Text stringvoid io_progDetach(prog_t * __restrict prg, int pfd);
 * return: NULL nothing to do or error; !=0 Allocated new converted string(must be free)#endif
*/ 
inline char *io_Hex2Ch(unsigned char *psLine, int lineLen); 
   
   
 /*  /*
 * io_arrayInit() - Create and initialize dynamic array * ioInitSocket() - Init socket and allocate resources
 * @numItems = Number of Items *
 * return: NULL error, != NULL allocated memory for array * @role = Socket role
  * @type = Socket type
  * @proto = Socket protocol
  * @addr = Bind to address
  * @port = Bind to port
  * @buflen = Socket buffer, optional if =0 == BUFSIZ
  * return: NULL error or !=NULL created socket
  */   */
inline array_t *io_arrayInit(int numItems);sock_t *ioInitSocket(int role, int type, int proto, 
                 const char *addr, unsigned short port, size_t buflen);
 /*  /*
 * io_arrayDestroy() - Free all data in dynamic array and Destroy dynamic array * ioCloseSocket() - Close socket and free resources
 * @parr = Array *
  * @s = Socket
  * return: none   * return: none
  */   */
inline void io_arrayDestroy(array_t ** __restrict parr);void ioCloseSocket(sock_t ** __restrict s);
 #define ioKillSocket(x)         (assert((x)), (x)->sock_kill = 1)
 /*  /*
 * io_arrayFree() - Free all data in dynamic array * ioCloseClient() - Close client socket
 *      (WARNING! If assign static array dont use this!!!) *
 * @arr = Array * @c = Client socket
 * return: none * return: 0 ok or !=0 error
  */   */
inline void io_arrayFree(array_t * __restrict arr);int ioCloseClient(sock_cli_t * __restrict c);
 /*  /*
 * io_arrayLen() - Get last used element in dynamic array (array Length) * ioSetupProg2Socket() - Setup program pool to socket server
 * @arr = Array *
 * return: -1 error, 0 empty or >0 position of last used element * @s = Socket
  * @p = Program pool
  * return: -1 error or 0 ok
  */   */
inline int io_arrayLen(array_t * __restrict arr);int ioSetupProg2Socket(sock_t * __restrict s, prog_t * __restrict p);
 /*  /*
 * io_arrayGrow() - Grow/Shrink dynamic array, Use with care when it shrink!!! * ioUpSocket() - Setup socket for use
 * @arr = Array *
 * @newNumItems = Number of Items * @s = Socket
 * return: -1 error, 0 ok * @arg = Server role = listen backlog queue and Client role = peer address
  * @timeout = Socket timeout in ms (default -1 infinit)
  * return: -1 error or 0 ok
  */   */
int io_arrayGrow(array_t * __restrict arr, int newNumItems);int ioUpSocket(sock_t * __restrict s, void *arg, int timeout);
 /*  /*
 * io_arrayVacuum() - Vacuum dynamic array, empty elements will be deleted * ioUpdTimerSocket() - Update timeout of socket
 * @arr = Array *
 * @fromWhere = 1 begin, 2 ALL empty elements * @c = Client socket
 * return: -1 error, 0 ok * return:  none
  */   */
int io_arrayVacuum(array_t * __restrict arr, int fromWhere);void ioUpdTimerSocket(sock_cli_t * __restrict c);
 
#define io_arraySize(_arr)              ((assert(_arr)), _arr->arr_num) 
 
#define io_arrayGet(_arr, _d, _type)    ((assert(_arr && _arr->arr_num > _d)), \ 
                                                ((_type) *(_arr->arr_data + _d))) 
#define io_arraySet(_arr, _d, _ptr)     do { \ 
                                                assert(_arr && _arr->arr_num > _d); \ 
                                                *(_arr->arr_data + _d) = (void*) _ptr; \ 
                                        } while (0) 
 
 /*  /*
 * io_argsNum() Parse and calculate number of arguments * ioLoopSocket() - Start socket scheduler
 * @csArgs = Input arguments line *
 * @csDelim = Delimiter(s) for separate * @s = Socket
 * return: 0 error format; -1 error:: can`t read; >0 ok, number of items * @rcb = Read callback
  * return: -1 error or return result from scheduler
  */   */
inline int io_argsNum(const char *csArgs, const char *csDelim);int ioLoopSocket(sock_t * __restrict s, sched_task_func_t rcb);
 
 /*  /*
 * io_arrayMake() Parse and make array from arguments ... (input string will be modified!!!  * ioBridgeProg2Socket() - Start socket scheduler and bridge program to socket
 *      and output array must be free with io_arrayDestroy() after use!) *
 * @psArgs = Input arguments line, after execute string is modified!!! * @s = Socket
 * @nargs = Maximum requested count of arguments from input string psArgs, if 0 all psArgs * @prgname = Program name
 * @csDelim = Delimiter(s) for separate * return: 0 ok or !=0 error
 * @parr = Output array of arguments ... (must be free with io_arrayDestroy() after use!) 
 * return: 0 error format; -1 error:: can`t read; >0 ok, number of readed items 
  */   */
int io_arrayMake(char * __restrict psArgs, int nargs, const char *csDelim, int ioBridgeProg2Socket(sock_t * __restrict s, const char *prgname);
                array_t ** __restrict parr); 
   
 /*  
  * io_MakeAV() Parse and make attribute/value pair  
  * @csArgs = Input argument line  
  * @csDelim = Delimiter for separate  
  * @psAttr = Output Attribute  
  * @attrLen = Size of attribute array  
  * @psValue = Output Value, if ==NULL this element not present value or not wanted for return  
  * @valLen = Size of value array  
  * return: 0 error format; -1 error:: can`t read; >0 ok, number of readed items  
 */  
 int io_MakeAV(const char * __restrict csArgs, const char *csDelim,   
                 char * __restrict psAttr, int attrLen, char * __restrict psValue, int valLen);  
   
   
 /*  /*
 * ioURLGet() Parse and get data from input URL * ioPromptRead() - Read data from input h[0] with prompt to output h[1]
 * @csURL = Input URL line *
 * @url = Output parsed URL * @h = file handles h[0] = input, h[1] = output, if NULL use stdin, stdout
 * return: 0 error format not find tech:// and return URL like path;  * @csPrompt = Prompt before input, may be NULL
                -1 error:: can`t read; >0 ok, up bits for known elements * @psData = Readed data
  * @dataLen = Length of data
  * return: 0 EOF; -1 error:: can`t read; >0 count of readed chars
 */  */
int ioURLGet(const char *csURL, struct tagIOURL *url);int ioPromptRead(int *h, const char *csPrompt, 
                 char * __restrict psData, int dataLen);
 /*  /*
 * ioURLGetValue() Get value from parsed URL * ioPromptPassword() - Read password from input h[0] with prompt to output h[1]
 * @url = Input parsed URL *
 * @csAttr = Attribute for search * @h = file handles h[0] = input, h[1] = output, if NULL use stdin, stdout
 * @psValue = Return value of attribute, if ==NULL only check for existence of attribute * @csPrompt = Prompt before input, may be NULL
 * @valLen = Size of psValue array * @psPass = Readed password
 * return: 0 error attribute not find; -1 error:: can`t read; >0 ok, find at position * @passLen = Length of password
  * @confirm = Confirm password, 0 - get password, !=0 Ask for confirmation
  * return: 0 EOF; -1 error:: can`t read; >0 count of readed chars
 */  */
int ioURLGetValue(struct tagIOURL *url, const char *csAttr, char * __restrict psValue, int valLen);int ioPromptPassword(int *h, const char *csPrompt, 
/*                char * __restrict psPass, int passLen, int confirm);
 * ioURLGetFile() Get file from parsed URL 
 * @url = Input parsed URL 
 * @psValue = Return filename, if not specified file in url path, replace with / 
 * @valLen = Size of psValue array 
 * return: -1 error:: can`t read; 0 ok 
*/ 
int ioURLGetFile(struct tagIOURL *url, char * __restrict psValue, int valLen); 
   
   
 /*  /*
 * ioXMLGet() Parse and get data from input XML request string [ns:]container[|attribute[=value]][?data] * ioMkDir() - Function for racursive directory creation and validation
 * @csXML = Input XML request line *
 * @xml = Output parsed XML request 
 * return: 0 error format incorrect, -1 error:: can`t read; >0 ok readed elements bits 
*/ 
int ioXMLGet(const char *csXML, struct tagReqXML *xml); 
 
 
/* 
 * ioMkDir() Function for racursive directory creation and validation 
  * @csDir = Full directory path   * @csDir = Full directory path
  * @mode = Mode for directory creation if missing dir   * @mode = Mode for directory creation if missing dir
  * return: -1 error, 0 directory path exist, >0 created missing dirs   * return: -1 error, 0 directory path exist, >0 created missing dirs
Line 332  int ioXMLGet(const char *csXML, struct tagReqXML *xml) Line 352  int ioXMLGet(const char *csXML, struct tagReqXML *xml)
 int ioMkDir(const char *csDir, int mode);  int ioMkDir(const char *csDir, int mode);
   
 /*  /*
 * ioWatchDirLoop() Function for watching changes in directory and fire callback * ioWatchDirLoop() - Function for watching changes in directory and fire callback
  *
  * @csDir = Full directory path   * @csDir = Full directory path
  * @callback = Callback if raise event! nOp -1 delete, 0 change/move, 1 create   * @callback = Callback if raise event! nOp -1 delete, 0 change/move, 1 create
  * return: -1 error, !=-1 ok, number of total signaled events   * return: -1 error, !=-1 ok, number of total signaled events
Line 340  int ioMkDir(const char *csDir, int mode); Line 361  int ioMkDir(const char *csDir, int mode);
 int ioWatchDirLoop(const char *csDir, int (*callback)(const char *csName, int nOp));  int ioWatchDirLoop(const char *csDir, int (*callback)(const char *csName, int nOp));
   
   
   #ifdef AIO_OPS
 /*  /*
 * io_rread() Raw VFS read function * io_aiobulk() - AIO bulk R/W function
  *
  * @mode = Bulk wait mode
  * @acbs = List of aiocb structures
  * @nacb = Number of aiocb in list
  * @sig = Event for completed operations, may be =NULL
  * return: -1 error or 0 ok
  */
 int io_aiobulk(int mode, struct aiocb ** __restrict acbs, int nacb, 
                 struct sigevent *sig);
 #endif
 /*
  * io_rreadv() - Raw VFS bulk read function
  *
  * @fd = File handle   * @fd = File handle
    * @bufs = Read buffers
    * @nbufs = Number of read buffers
    * @offset = Read from position, if -1 read nbytes from current position
    * @update = Update file handle position !0
    * return: -1 error or !=-1 readed bytes
    */
   int io_rreadv(int fd, struct iovec * __restrict bufs, int nbufs, off_t offset, 
                   int update);
   /*
    * io_rwritev() - Raw VFS bulk write function
    *
    * @fd = File handle
    * @bufs = Write buffers
    * @nbufs = Number of write buffers
    * @offset = Write to position, if -1 write nbytes to current position
    * @update = Update file handle position !0
    * return: -1 error or !=-1 written bytes
    */
   int io_rwritev(int fd, struct iovec * __restrict bufs, int nbufs, off_t offset, 
                   int update);
   /*
    * io_rread() - Raw VFS read function
    *
    * @fd = File handle
  * @buf = Read buffer   * @buf = Read buffer
  * @nbytes = Read buffer size   * @nbytes = Read buffer size
  * @offset = Read from position, if -1 read nbytes from current position   * @offset = Read from position, if -1 read nbytes from current position
  * @update = Update file handle position !0   * @update = Update file handle position !0
  * return: -1 error or !=-1 readed bytes   * return: -1 error or !=-1 readed bytes
  */   */
inline int io_rread(int fd, void * __restrict buf, size_t nbytes, off_t offset, int update);int io_rread(int fd, void * __restrict buf, size_t nbytes, off_t offset, 
                 int update);
 /*  /*
 * io_rwrite() Raw VFS write function * io_rwrite() - Raw VFS write function
  *
  * @fd = File handle   * @fd = File handle
  * @buf = Write buffer   * @buf = Write buffer
  * @nbytes = Write bytes from buffer   * @nbytes = Write bytes from buffer
  * @offset = Write at position, if -1 write nbytes from current position   * @offset = Write at position, if -1 write nbytes from current position
  * @update = Update file handle position !0   * @update = Update file handle position !0
 * return: -1 error or !=-1 writed bytes * return: -1 error or !=-1 written bytes
  */   */
inline int io_rwrite(int fd, void * __restrict buf, size_t nbytes, off_t offset, int update);int io_rwrite(int fd, void * __restrict buf, size_t nbytes, off_t offset, 
                 int update);
   
 /* Disk I/O helper macros */  /* Disk I/O helper macros */
 #define io_read(f, b, n) io_rread(f, b, n, -1, 1)  #define io_read(f, b, n) io_rread(f, b, n, -1, 1)
 #define io_write(f, b, n) io_rwrite(f, b, n, -1, 1)  #define io_write(f, b, n) io_rwrite(f, b, n, -1, 1)
   
   
 /* Debug helper macros */  
 extern int io_Debug;  
   
 #define io_initDebug(x)         io_Debug = (x);  
 #define io_addDebug             io_Debug++  
 #define ioDEBUG(x, fmt, ...)    do { \  
                                         assert((fmt)); \  
                                         char str[STRSIZ] = { 0 }; \  
                                         snprintf(str, STRSIZ, (fmt), ##__VA_ARGS__); \  
                                         if ((x) <= io_Debug) \  
                                                 syslog(LOG_DEBUG, "ioDebug(%d):%s(%d): %s\n", \  
                                                                 (x), __func__, __LINE__, str); \  
                                 } while (0)  
   
 #define ioERROR(x, fmt, ...)    do { \  
                                         assert((fmt)); \  
                                         char str[STRSIZ] = { 0 }; \  
                                         snprintf(str, STRSIZ, (fmt), ##__VA_ARGS__); \  
                                         syslog(LOG_ERR, "ioError():%s(%d): #%d - %s\n", \  
                                                          __func__, __LINE__, (x), str); \  
                                 } while (0)  
 #define io_sysERROR(x)          do { \  
                                         if (x > 0 || errno) \  
                                                 syslog(LOG_ERR, "ioError(sys):%s(%d): #%d - %s\n", \  
                                                                 __func__, __LINE__, x > 0 ? x : errno, \  
                                                                 strerror(x > 0 ? x : errno)); \  
                                 } while (0)  
 #define io_aitERROR(ait)        do { \  
                                         if (ait##_GetErrno()) \  
                                                 syslog(LOG_ERR, "ioError(ait):%s(%d): #%d - %s\n", \  
                                                                 __func__, __LINE__, ait##_GetErrno(), \  
                                                                 ait##_GetError()); \  
                                 } while (0)  
   
   
 /* Crypto framework */  /* Crypto framework */
   
 /*  /*
 * ioCipher() Cipher wrapper for all supported crypto algorythms * ioCipher() - Cipher wrapper for all supported crypto algorythms
  *
  * @pInput = input buffer   * @pInput = input buffer
  * @inLen = input buffer len   * @inLen = input buffer len
 * @ppOutput = output allocated buffe, must be free after use * @ppOutput = output allocated buffe, must be e_free after use
  * @Cipher = cipher engine, like EVP_bf_cbc() or etc...   * @Cipher = cipher engine, like EVP_bf_cbc() or etc...
  * @pKey = key   * @pKey = key
  * @pIV = IV, salt (8 bytes)   * @pIV = IV, salt (8 bytes)
Line 418  int ioCipher(unsigned char *pInput, int inLen, unsigne Line 446  int ioCipher(unsigned char *pInput, int inLen, unsigne
                 unsigned char *pKey, unsigned char *pIV, int nMode);                  unsigned char *pKey, unsigned char *pIV, int nMode);
   
 /*  /*
 * io_Blowfish() Blowfish cipher algorythm, work with ASCII hex strings * io_Blowfish() - Blowfish cipher algorythm, work with ASCII hex strings
  *
  * @pInput = input buffer   * @pInput = input buffer
  * @inLen = input buffer len   * @inLen = input buffer len
 * @ppOutput = output allocated buffe, must be free after use * @ppOutput = output allocated buffe, must be e_free after use
  * @pKey = key   * @pKey = key
  * @pIV = IV, salt (8 bytes)   * @pIV = IV, salt (8 bytes)
  * @nMode = Mode 0 - decrypting or 1 - encrypting   * @nMode = Mode 0 - decrypting or 1 - encrypting
Line 429  int ioCipher(unsigned char *pInput, int inLen, unsigne Line 458  int ioCipher(unsigned char *pInput, int inLen, unsigne
 */  */
 int io_Blowfish(unsigned char *pInput, int inLen, unsigned char **ppOutput,   int io_Blowfish(unsigned char *pInput, int inLen, unsigned char **ppOutput, 
                 unsigned char *pKey, unsigned char *pIV, int nMode);                  unsigned char *pKey, unsigned char *pIV, int nMode);
   /*
    * io_ctr_AES() - Encrypt/Decrypt stream cipher CTR_AES
    *
    * @pInput = Input buffer with ASCII
    * @inLen = Input buffer data length
    * @ppOutput = Output buffer with cipher data, must be e_free after use
    * @pKey = Key
    * @IV = IVector/Nonce/Counter, Warning: IV must be variable, because we write there!!!
    * return: -1 error or >-1 how many cipher blocks proceeded
    */
   int io_ctr_AES(unsigned char *pInput, int inLen, unsigned char **ppOutput, 
                   unsigned char *pKey, unsigned char IV[AES_BLOCK_SIZE]);
   
   
   /*
    * ioAllocPTY() - Allocate new PTY and TTY
    *
    * @ptyfd = master fd, pty
    * @ttyfd = slave fd, tty
    * @name = tty device name if not null
    * @namesiz = name length, must be above 63 bytes.
    * @term = termios for terminal
    * @winz = winsize for terminal
    * return: -1 error or 0 ok
    */
   int ioAllocPTY(int *ptyfd, int *ttyfd, char * __restrict name, int namesiz, 
                   struct termios * __restrict term, struct winsize * __restrict winz);
   /*
    * ioFreePTY() - Release PTY and TTY device
    *
    * @ptyfd = master fd, pty (==-1 skip closing pty)
    * @ttyname = tty filename
    * return: none
    */
   void ioFreePTY(int ptyfd, const char *ttyname);
   /*
    * ioChgWinPTY() - Change window size of PTY
    *
    * @ptyfd = master fd, pty
    * @row = row
    * @col = col
    * @xpxl = x pixels
    * @ypxl = y pixels
    * return: -1 error or 0 ok
    */
   int ioChgWinPTY(int ptyfd, unsigned short row, unsigned short col, 
                   unsigned short xpxl, unsigned short ypxl);
   /*
    * ioSetOwnerTTY() - Set owner to TTY
    *
    * @ttyname = tty filename
    * @UID = uid
    * @GID = gid
    * return: -1 error or 0 ok
    */
   int ioSetOwnerTTY(const char *ttyname, uid_t UID, gid_t GID);
   /*
    * ioSetSidTTY() - Makes the process's controlling TTY and sets it to sane modes.
    *
    * @ttyfd = slave fd, tty
    * @ttyname = tty filename
    * return: -1 error or 0 ok
    */
   int ioSetSidTTY(int *ttyfd, const char *ttyname);
   /*
    * ioSetRAWMode() - Enter into RAW mode
    *
    * @fd = tty fd
    * @otio = saved old termios for later restore if !=NULL
    * return: -1 error or 0 ok
    */
   int ioSetRAWMode(int fd, struct termios *otio);
   /*
    * ioRestoreMode() - Restore termios to tty fd
    *
    * @fd = tty fd
    * @tio = termios structure for restore
    * return: -1 error or 0 ok
    */
   int ioRestoreMode(int fd, struct termios tio);
   /*
    * ioForkPTY() - Fork new process with session leader and new TTY
    *
    * @ptyfd = master fd, pty
    * @name = tty device name if not null
    * @namesiz = name length, must be above 63 bytes.
    * @term = termios for terminal
    * @winz = winsize for terminal
    * @otio = old termios structure for restore
    * return: -1 error, 0 child process or >0 parent: pid of child
    */
   pid_t ioForkPTY(int *ptyfd, char * __restrict name, int namesiz, struct termios * __restrict term, 
                   struct winsize * __restrict winz, struct termios * __restrict otio);
   
   /*
    * ioCreatePIDFile() - Create PID file
    *
    * @csName = PID filename
    * @ifExists = !=0 if filename exists return error
    * return: -1 error or 0 ok
    */
   int ioCreatePIDFile(const char *csName, int ifExists);
   
   /*
    * ioSendFile() - AITNET sendfile() userland implementation, not dependant from OS
    *
    * @s = socket
    * @csFile = file for send
    * @sendLen = bytes to send, if 0 send all data
    * @offset = start file offset
    * @sndbuf = SO_SNDBUF value, if 0 use default
    * return: 0 error, >0 ok, sended bytes
    */
   size_t ioSendFile(int s, const char *csFile, size_t sendLen, off_t offset, int sndbuf);
   /*
    * ioRecvFile() - Receive file from socket, fastest (zero-copy) way
    *
    * @s = socket
    * @csFile = file for receive
    * @recvLen = receive bytes
    * @over = overwrite file if exists with mode like 0644
    * @rcvbuf = SO_RCVBUF value, if 0 use default
    * return: 0 error, >0 ok, received bytes
    */
   size_t ioRecvFile(int s, const char *csFile, size_t recvLen, int over, int rcvbuf);
   
   /*
    * ioRealFileName() - Get real file name
    *
    * @fname = filename
    * return: =NULL error or !=NULL real filename, should be free with e_free()
    */
   char *ioRealFileName(const char *fname);
   
   /* Buffered file access over memory block */
   
   /*
    * io_fmemopen() - File buffered stream operations over memory block
    *
    * @base = Base address of memory block, if =NULL Infinit length(auto-grow)
    * @basesize = Size of memory block
    * return: NULL error or !=NULL Opened file resource
    */
   FILE *io_fmemopen(void ** __restrict base, off_t basesize);
   /*
    * io_fmapopen() - File buffered stream operations over MMAP block
    *
    * @csFile = Filename for MMAP, if =NULL private MMAP block
    * @mode = File open mode
    * @perm = If file not exists will be created with this access permissions
    * @prot = MMAP protection
    * @flags = MMAP mode flags
    * @offset = Map from file offset, if csFile==NULL then this is size of MMAP private block
    * return: NULL error or !=NULL Opened file resource
    */
   FILE *io_fmapopen(const char *csFile, int mode, int perm, int prot, int flags, off_t offset);
   /*
    * io_fd2buf() - Convert open file handle to buffered file I/O
    *
    * @fd = File handle
    * @mode = Permissions for new buffered file I/O
    * return: NULL error or open buffered file
    */
   FILE *io_fd2buf(int fd, const char *mode);
   /*
    * io_dumbFile() - Create empry or dumb file with fixed size
    *
    * @csFile = Filename for create
    * @mode = File access permissions
    * @size = File size
    * return: -1 error or open file handle
    */
   int io_dumbFile(const char *csFile, int mode, off_t size);
   
   
   /*
    * io_get1stiface() - Get first interface of host
    *
    * @szIface = interface string buffer
    * @iflen = size of interface buffer
    * return: -1 error or 0 ok
    */
   int io_get1stiface(char *szIface, int iflen);
   /*
    * io_getmaciface() - Get MAC address from interface name
    *
    * @csIface = interface name
    * @ea = ethernet address
    * return: -1 error, 0 ok or 1 not found
    */
   int io_getmaciface(const char *csIface, ether_addr_t * __restrict ea);
   /*
    * io_etherOpen() - Open BPF interface to device
    *
    * @csIface = interface name
    * @flags = open flags
    * @whdr = with complete headers
    * @wdlt = with data link type
    * @buflen = buffer length
    * @zcbuf = zero copy buffer, if BPF supports it and isn't NULL
    * return: -1 error or >-1 bpf handle
    */
   int io_etherOpen(const char *csIface, int flags, unsigned int whdr, 
                   unsigned int wdlt, unsigned int *buflen, void **zcbuf);
   /*
    * io_etherClose() - Close BPF interface
    *
    * @eth = bpf handle
    * @zcbuf = zero copy buffer, if BPF supports it and isn't NULL
    * return: none
    */
   void io_etherClose(int eth, void **zcbuf);
   
   /*
    * io_etherFilter() - BPF filter routine
    *
    * @eth = bpf handle
    * @io = filter direction 
    *  (IO_ETHER_FILTER_PROMISC|IO_ETHER_FILTER_NOTREAD|IO_ETHER_FILTER_READ|IO_ETHER_FILTER_WRITE)
    * @insn = BPF filter instruction array
    * @insnlen = Length of BPF filter instruction array
    * return: -1 error or 0 ok
    */
   int io_etherFilter(int eth, int io, struct bpf_insn * __restrict insn, size_t insnlen);
   
   /*
    * io_etherSend() - Send packet to bpf
    *
    * @eth = bpf handle
    * @buf = buffer
    * @buflen = buffer length
    * return: -1 error or !=-1 written bytes
    */
   ssize_t io_etherSend(int eth, const void *buf, size_t buflen);
   /*
    * io_etherRecv() - Receive packet from bpf
    *
    * @eth = bpf handle
    * @buf = buffer
    * @buflen = buffer length
    * @zcbuf = zero copy buffer, if BPF supports it and isn't NULL
    * return: -1 error or !=-1 readed bytes
    */
   ssize_t io_etherRecv(int eth, void * __restrict buf, 
                   size_t buflen, void * __restrict zcbuf);
   
   
 #endif  #endif
Removed from v.1.7.2.3  
changed lines
  Added in v.1.40

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