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Diff for /libaitio/inc/aitio.h between versions 1.4.2.10 and 1.38.10.14

version 1.4.2.10, 2010/09/08 17:43:50 version 1.38.10.14, 2013/12/12 15:20:22
Line 1 Line 1
 /*************************************************************************  /*************************************************************************
* (C) 2010 AITNET ltd - Sofia/Bulgaria - <misho@aitbg.com>* (C) 2010 AITNET ltd - Sofia/Bulgaria - <misho@aitnet.org>
*  by Michael Pounov <misho@openbsd-bg.org>*  by Michael Pounov <misho@elwix.org>
 *  *
 * $Author$  * $Author$
 * $Id$  * $Id$
 *  *
*************************************************************************/**************************************************************************
 The ELWIX and AITNET software is distributed under the following
 terms:
 
 All of the documentation and software included in the ELWIX and AITNET
 Releases is copyrighted by ELWIX - Sofia/Bulgaria <info@elwix.org>
 
 Copyright 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013
         by Michael Pounov <misho@elwix.org>.  All rights reserved.
 
 Redistribution and use in source and binary forms, with or without
 modification, are permitted provided that the following conditions
 are met:
 1. Redistributions of source code must retain the above copyright
    notice, this list of conditions and the following disclaimer.
 2. Redistributions in binary form must reproduce the above copyright
    notice, this list of conditions and the following disclaimer in the
    documentation and/or other materials provided with the distribution.
 3. All advertising materials mentioning features or use of this software
    must display the following acknowledgement:
 This product includes software developed by Michael Pounov <misho@elwix.org>
 ELWIX - Embedded LightWeight unIX and its contributors.
 4. Neither the name of AITNET nor the names of its contributors
    may be used to endorse or promote products derived from this software
    without specific prior written permission.
 
 THIS SOFTWARE IS PROVIDED BY AITNET AND CONTRIBUTORS ``AS IS'' AND
 ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
 FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 SUCH DAMAGE.
 */
 #ifndef __AITIO_H  #ifndef __AITIO_H
 #define __AITIO_H  #define __AITIO_H
   
   
typedef struct _tagURLItem {#define COMPAT_43TTY
        int     vallen; 
        char    *value; 
} url_Item_t; 
   
struct tagIOURL {#include <assert.h>
        unsigned char   url_line[BUFSIZ];#include <syslog.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>
   
         url_Item_t      url_tech;  
         url_Item_t      url_user;  
         url_Item_t      url_pass;  
         url_Item_t      url_host;  
         url_Item_t      url_port;  
         url_Item_t      url_path;  
         url_Item_t      url_args;  
   
        char            *url_reserved;#ifndef STRSIZ
 #define STRSIZ                  256
 #endif
 
 #define IO_SOCK_ROLE_CLIENT     0
 #define IO_SOCK_ROLE_SERVER     1
 
 #define IO_ETHER_FILTER_PROMISC 0
 #define IO_ETHER_FILTER_NOTREAD -1
 #define IO_ETHER_FILTER_READ    1
 #define IO_ETHER_FILTER_WRITE   2
 
 
 typedef struct {
         unsigned int                    prog_inin;      /* init progs */
         unsigned int                    prog_maxn;      /* max progs */
         unsigned int                    prog_cnum;      /* current progs */
         char                            prog_name[PATH_MAX];
 
         pthread_mutex_t                 prog_mtx;
         array_t                         *prog_fds;
         unsigned int                    *prog_used;
 } prog_t;
 
 typedef struct tagCliSock sock_cli_t;
 typedef void *(*sock_cb_t)(sock_cli_t*);
 struct tagCliSock {
         void                            *cli_parent;
         int                             cli_fd;
         int                             cli_pty;
         sockaddr_t                      cli_addr;
         char                            cli_name[64];
         char                            cli_cmdline[PATH_MAX];
         pid_t                           cli_pid;
 
         sched_task_func_t               cli_func;
 
         ait_val_t                       cli_buf[2];
 
         TAILQ_ENTRY(tagCliSock)         cli_node;
 };  };
   
   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: 0 error, >0 executed programs and abs(<0) executed programs with logged error
 * @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); * io_progGrow() - Execute to number of programs in pool
  *
  * @prg = program pool
  * @toNum = execute to number of programs (0 max)
  * return: 0 error or nothing to do, 
  *      >0 executed programs and abs(<0) executed programs with logged error
  */
 int io_progGrow(prog_t * __restrict prg, unsigned int toNum);
 /*
  * io_progVacuum() - Vacuum pool to running number of programs
  *
  * @prg = program pool
  * @toNum = vacuum to number of programs (0 to init number)
  * return: 0 error or >0 closed programs
  */
 int io_progVacuum(prog_t * __restrict prg, unsigned int toNum);
 /*
  * io_progCloseAt() - Close program at pool of certain position
  *
  * @prg = program pool
  * @idx = index at pool
  * return: 0 error or !=0 closed program
  */
 int io_progCloseAt(prog_t * __restrict prg, unsigned int idx);
 /*
  * io_progClose() - Close all programs in pool
  *
  * @prg = program pool
  * @closeNum = close program(s) (0 all)
  * return: 0 error, >0 closed programs
  */
 int io_progClose(prog_t * __restrict prg, unsigned int closeNum);
 /*
  * io_progDestroy() - Destroy entire program pool
  *
  * @pprg = program pool
  * return: none
  */
 void io_progDestroy(prog_t ** __restrict pprg);
   
 /*  /*
 * ioRegexVerify() Function for verify data match in regex expression * io_progCheck() - Check exit status of program pool
 * @csRegex = Regulare expression pattern *
 * @csData = Data for check and verify * @prg = program pool
 * @startPos = Return start positions * @re = resurrect program
 * @endPos = Return end positions * return: -1 error or >-1 exited programs
 * return: NULL not match or error; !=NULL begin of matched data */
*/int io_progCheck(prog_t * __restrict prg, int re);
const char *ioRegexVerify(const char *csRegex, const char *csData, int *startPos, int *endPos);
 /*  /*
 * ioRegexGet() Function for get data match in regex expression * io_progAttach() - Attach to open program
 * @csRegex = Regulare expression pattern *
 * @csData = Data from get * @prg = program pool
 * @psString = Returned string if match * @newOne = Execute new one program after attach
 * @strLen = Length of string * return: NULL error or !=NULL attached program handle
 * return: 0 not match; >0 count of returned chars */
*/#ifdef POPEN_STREAM
int ioRegexGet(const char *csRegex, const char *csData, char * __restrict psString, int strLen);FILE *io_progAttach(prog_t * __restrict prg, int newOne);
 #else
 int io_progAttach(prog_t * __restrict prg, int newOne);
 #endif
 /*  /*
 * ioRegexReplace() Function for replace data match in regex expression with newdata * io_progDetach() - Detch from open program
 * @csRegex = Regulare expression pattern *
 * @csData = Source data * @prg= program pool
 * @csNew = Data for replace * @pfd = attached program handle
 * return: NULL not match or error; !=NULL allocated new string, must be free after use! * return: none
*/ */
char *ioRegexReplace(const char *csRegex, const char *csData, const char *csNew);#ifdef POPEN_STREAM
 void io_progDetach(prog_t * __restrict prg, FILE *pfd);
 #else
 void io_progDetach(prog_t * __restrict prg, int pfd);
 #endif
   
   
 /*  /*
 * io_Path2File() Parse and make path/filename pair * ioInitSocket() - Init socket and allocate resources
 * @csArgs = Input argument line *
 * @psPath = Output Path, if ==NULL path not returned * @role = Socket role
 * @pathLen = Size of path array * @type = Socket type
 * @psFile = Output File * @proto = Socket protocol
 * @fileLen = Size of file array * @addr = Bind to address
 * return: 0 error format; -1 error:: can`t read; >0 ok, number of readed items * @port = Bind to port
*/ * @buflen = Socket buffer, optional if =0 == BUFSIZ
inline int io_Path2File(const char * __restrict csArgs, char * __restrict psPath, int pathLen,  * return: NULL error or !=NULL created socket
                char * __restrict psFile, int fileLen); */
 sock_t *ioInitSocket(int role, int type, int proto, 
                 const char *addr, unsigned short port, size_t buflen);
 /*  /*
 * io_MakeAV() Parse and make attribute/value pair * ioCloseSocket() - Close socket and free resources
 * @csArgs = Input argument line *
 * @csDelim = Delimiter for separate * @s = Socket
 * @psAttr = Output Attribute * return: none
 * @attrLen = Size of attribute array */
 * @psValue = Output Value, if ==NULL this element not present value or not wanted for returnvoid ioCloseSocket(sock_t ** __restrict s);
 * @valLen = Size of value array#define ioKillSocket(x)         (assert((x)), (x)->sock_kill = 1)
 * return: 0 error format; -1 error:: can`t read; >0 ok, number of readed items 
*/ 
inline int io_MakeAV(const char * __restrict csArgs, const char *csDelim,  
                char * __restrict psAttr, int attrLen, char * __restrict psValue, int valLen); 
 /*  /*
 * io_SizeArray() Parse and calculate size of array * ioCloseClient() - Close client socket
 * @csArgs = Input arguments line *
 * @csDelim = Delimiter(s) for separate * @c = Client socket
 * return: 0 error format; -1 error:: can`t read; >0 ok, number of items * return: 0 ok or !=0 error
*/ */
inline int io_SizeArray(const char *csArgs, const char *csDelim);int ioCloseClient(sock_cli_t * __restrict c);
 /*  /*
 * io_MakeArray() Parse and make array of arguments values ...  * ioSetupProg() - Setup program pool to socket server
 *      (input string will be modified! and output array must be free) *
 * @psArgs = Input arguments line, after execute string is modified!!! * @s = Socket
 * @csDelim = Delimiter(s) for separate * @p = Program pool
 * @args = Output array of arguments ... (must be free() after procced function!) * return: -1 error or 0 ok
 * @nargs = Maximum requested count of arguments from input string psArgs */
 * return: 0 error format; -1 error:: can`t read; >0 ok, number of readed itemsint ioSetupProg(sock_t * __restrict s, prog_t * __restrict p);
*/ 
inline int io_MakeArray(char * __restrict psArgs, const char *csDelim,  
                char *** __restrict args, int nargs); 
 
 /*  /*
 * io_UnquotStr() Remove quots from input text string  * ioUpSocket() - Setup socket for use
 * @psLine = Text string *
 * return: 0 nothing to do; 1 successful unquoted string * @s = Socket
*/ * @arg = Server role = listen backlog queue and Client role = peer address
inline int io_UnquotStr(unsigned char * __restrict psLine); * @timeout = Socket timeout in ms (default -1 infinit)
  * return: -1 error or 0 ok
  */
 int ioUpSocket(sock_t * __restrict s, void *arg, int timeout);
 /*  /*
 * io_LTrimStr() Remove left whitespaces from text string * ioUpdTimerSocket() - Update timeout of socket
 * @psLine = Text string *
 * return: 0 nothing to do; !=0 Removed bytes * @c = Client socket
*/ * return:  none
inline int io_LTrimStr(unsigned char * __restrict psLine); */
 void ioUpdTimerSocket(sock_cli_t * __restrict c);
 /*  /*
 * io_RTrimStr() Remove right whitespaces from text string * ioLoopSocket() - Start socket scheduler
 * @psLine = Text string *
 * return: 0 nothing to do; !=0 Removed bytes * @s = Socket
*/ * @rcb = Read callback
inline int io_RTrimStr(unsigned char * __restrict psLine); * return: -1 error or return result from scheduler
  */
 int ioLoopSocket(sock_t * __restrict s, sched_task_func_t rcb);
 /*  /*
 * io_TrimStr() Remove left and right whitespaces from text string * ioBridgeProg2Socket() - Start socket scheduler and bridge program to socket
 * @psLine = Text string *
 * return: 0 nothing to do; !=0 Removed bytes * @s = Socket
*/ * @prgname = Program name
inline int io_TrimStr(unsigned char * __restrict psLine); * return: 0 ok or !=0 error
  */
 int ioBridgeProg2Socket(sock_t * __restrict s, const char *prgname);
 
 
 /*  /*
 * io_Ch2Hex() Convert from Char string to Hex string * ioPromptRead() - Read data from input h[0] with prompt to output h[1]
 * @psLine = Text string *
 * @lineLen = Length of Text string * @h = file handles h[0] = input, h[1] = output, if NULL use stdin, stdout
 * return: NULL nothing to do or error; !=0 Allocated new converted data without term\0 (must be free) * @csPrompt = Prompt before input, may be NULL
  * @psData = Readed data
  * @dataLen = Length of data
  * return: 0 EOF; -1 error:: can`t read; >0 count of readed chars
 */  */
inline unsigned char *io_Ch2Hex(unsigned char *psLine, int lineLen);int ioPromptRead(int *h, const char *csPrompt, 
                 char * __restrict psData, int dataLen);
 /*  /*
 * io_Hex2Ch() Convert from Hex string to Char string * ioPromptPassword() - Read password from input h[0] with prompt to output h[1]
 * @psLine = Text string *
 * @lineLen = Length of Text string * @h = file handles h[0] = input, h[1] = output, if NULL use stdin, stdout
 * return: NULL nothing to do or error; !=0 Allocated new converted string(must be free) * @csPrompt = Prompt before input, may be NULL
  * @psPass = Readed password
  * @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
 */  */
inline char *io_Hex2Ch(unsigned char *psLine, int lineLen);int ioPromptPassword(int *h, const char *csPrompt, 
                 char * __restrict psPass, int passLen, int confirm);
   
   
 /*  /*
 * ioURLGet() Parse and get data from input URL * ioMkDir() - Function for racursive directory creation and validation
 * @csURL = Input URL line *
 * @url = Output parsed URL * @csDir = Full directory path
 * return: 0 error format not find tech:// and return URL like path;  * @mode = Mode for directory creation if missing dir
                -1 error:: can`t read; >0 ok, up bits for known elements * return: -1 error, 0 directory path exist, >0 created missing dirs
 */  */
int ioURLGet(const char *csURL, struct tagIOURL *url);int ioMkDir(const char *csDir, int mode);
 
 /*  /*
 * ioURLGetValue() Get value from parsed URL * ioWatchDirLoop() - Function for watching changes in directory and fire callback
 * @url = Input parsed URL *
 * @csAttr = Attribute for search * @csDir = Full directory path
 * @psValue = Return value of attribute, if ==NULL only check for existence of attribute * @callback = Callback if raise event! nOp -1 delete, 0 change/move, 1 create
 * @valLen = Size of psValue array * return: -1 error, !=-1 ok, number of total signaled events
 * return: 0 error attribute not find; -1 error:: can`t read; >0 ok, find at position 
 */  */
int ioURLGetValue(struct tagIOURL *url, const char *csAttr, char * __restrict psValue, int valLen);int ioWatchDirLoop(const char *csDir, int (*callback)(const char *csName, int nOp));
/* 
 * 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); 
   
   
   #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 *//* Crypto framework */
extern int io_Debug; 
   
#define io_initDebug(x)         io_Debug = (x);/*
#define io_addDebug             io_Debug++ * ioCipher() - Cipher wrapper for all supported crypto algorythms
#define ioDEBUG(x, fmt, ...)    do { \ *
                                        assert((fmt)); \ * @pInput = input buffer
                                        char str[STRSIZ] = { 0 }; \ * @inLen = input buffer len
                                        snprintf(str, STRSIZ, (fmt), ##__VA_ARGS__); \ * @ppOutput = output allocated buffe, must be e_free after use
                                        if ((x) <= io_Debug) \ * @Cipher = cipher engine, like EVP_bf_cbc() or etc...
                                                syslog(LOG_DEBUG, "ioDebug(%d):%s(%d): %s\n", \ * @pKey = key
                                                                (x), __func__, __LINE__, str); \ * @pIV = IV, salt (8 bytes)
                                } while (0) * @nMode = Mode 0 - decrypting or 1 - encrypting
#define ioERROR(x, fmt, ...)    do { \ * return: 0 not present data or error!; >0 number of processed and returned bytes into ppOutput
                                        assert((fmt)); \*/
                                        char str[STRSIZ] = { 0 }; \int ioCipher(unsigned char *pInput, int inLen, unsigned char **ppOutput, const EVP_CIPHER *Cipher, 
                                        snprintf(str, STRSIZ, (fmt), ##__VA_ARGS__); \                unsigned char *pKey, unsigned char *pIV, int nMode);
                                        if ((x) <= io_Debug) \ 
                                                syslog(LOG_ERR, "ioError(%d):%s(%d): %s\n", \ 
                                                                (x), __func__, __LINE__, str); \ 
                                } while (0) 
   
#define io_ifERROR(x)              if ((x)) { \/*
                                        syslog(LOG_ERR, "ioError(if):%s(%d): #%d - %s\n", \ * io_Blowfish() - Blowfish cipher algorythm, work with ASCII hex strings
                                                        __func__, __LINE__, (x), strerror((x))); *
#define io_endERROR()               } * @pInput = input buffer
#define io_sysERROR()           do { \ * @inLen = input buffer len
                                        if (errno) \ * @ppOutput = output allocated buffe, must be e_free after use
                                                syslog(LOG_ERR, "ioError(sys):%s(%d): #%d - %s\n", \ * @pKey = key
                                                                __func__, __LINE__, errno, strerror(errno)); \ * @pIV = IV, salt (8 bytes)
                                } while (0) * @nMode = Mode 0 - decrypting or 1 - encrypting
#define io_aitERROR(ait)   do { \ * return: 0 not present data or error!; >0 number of processed and returned bytes into ppOutput
                                        if (ait##_GetErrno()) \*/
                                                syslog(LOG_ERR, "ioError(ait):%s(%d): #%d - %s\n", \int io_Blowfish(unsigned char *pInput, int inLen, unsigned char **ppOutput, 
                                                                __func__, __LINE__, ait##_GetErrno(), \                unsigned char *pKey, unsigned char *pIV, int nMode);
                                                                ait##_GetError()); \/*
                                } while (0) * 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, int whdr, 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.1.4.2.10  
changed lines
  Added in v.1.38.10.14

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