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version 1.7, 2011/04/19 20:00:31 version 1.33, 2013/07/09 00:35:35
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>
 *  *
 * $Author$  * $Author$
 * $Id$  * $Id$
 *  *
*************************************************************************/**************************************************************************
#ifndef __AITIO_HThe ELWIX and AITNET software is distributed under the following
#define __AITIO_Hterms:
   
   All of the documentation and software included in the ELWIX and AITNET
   Releases is copyrighted by ELWIX - Sofia/Bulgaria <info@elwix.org>
   
#include <openssl/evp.h>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.
   
typedef struct _tagURLItem {THIS SOFTWARE IS PROVIDED BY AITNET AND CONTRIBUTORS ``AS IS'' AND
        int     vallen;ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
        char    *value;IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
} url_Item_t;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
 #define __AITIO_H
   
 struct tagIOURL {  
         unsigned char   url_line[BUFSIZ];  
   
        url_Item_t      url_tech;#define COMPAT_43TTY
        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;#include <assert.h>
};#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>
   
 struct tagReqXML {  
         unsigned char   xml_line[BUFSIZ];  
   
        url_Item_t      xml_namespace;#ifndef STRSIZ
        union {#define STRSIZ          256
                url_Item_t      container;#endif
                url_Item_t      path; 
        }               xml_node; 
        url_Item_t      xml_data; 
        url_Item_t      xml_attribute; 
        url_Item_t      xml_value; 
}; 
   
   
 // 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] * ioPromptRead() - Read data from input h[0] with prompt to output h[1]
  *
  * @h = file handles h[0] = input, h[1] = output, if NULL use stdin, stdout   * @h = file handles h[0] = input, h[1] = output, if NULL use stdin, stdout
  * @csPrompt = Prompt before input, may be NULL   * @csPrompt = Prompt before input, may be NULL
  * @psData = Readed data   * @psData = Readed data
Line 62  inline const char *io_GetError(); Line 85  inline const char *io_GetError();
 */  */
 int ioPromptRead(int *h, const char *csPrompt, char * __restrict psData, int dataLen);  int ioPromptRead(int *h, const char *csPrompt, char * __restrict psData, int dataLen);
 /*  /*
 * ioPromptPassword() Read password from input h[0] with prompt to output h[1] * ioPromptPassword() - Read password from input h[0] with prompt to output h[1]
  *
  * @h = file handles h[0] = input, h[1] = output, if NULL use stdin, stdout   * @h = file handles h[0] = input, h[1] = output, if NULL use stdin, stdout
  * @csPrompt = Prompt before input, may be NULL   * @csPrompt = Prompt before input, may be NULL
  * @psPass = Readed password   * @psPass = Readed password
Line 72  int ioPromptRead(int *h, const char *csPrompt, char *  Line 96  int ioPromptRead(int *h, const char *csPrompt, char * 
 */  */
 int ioPromptPassword(int *h, const char *csPrompt, char * __restrict psPass, int passLen, int confirm);  int ioPromptPassword(int *h, const char *csPrompt, char * __restrict psPass, int passLen, int confirm);
   
 /*  
  * ioRegexVerify() Function for verify data match in regex expression  
  * @csRegex = Regulare expression pattern  
  * @csData = Data for check and verify  
  * @startPos = Return start positions  
  * @endPos = Return end positions  
  * return: NULL not match or error; !=NULL begin of matched data  
 */  
 const char *ioRegexVerify(const char *csRegex, const char *csData, int *startPos, int *endPos);  
 /*  
  * ioRegexGet() Function for get data match in regex expression  
  * @csRegex = Regulare expression pattern  
  * @csData = Data from get  
  * @psString = Returned string if match  
  * @strLen = Length of string  
  * return: 0 not match; >0 count of returned chars  
 */  
 int ioRegexGet(const char *csRegex, const char *csData, char * __restrict psString, int strLen);  
 /*  
  * ioRegexReplace() Function for replace data match in regex expression with newdata  
  * @csRegex = Regulare expression pattern  
  * @csData = Source data  
  * @csNew = Data for replace  
  * return: NULL not match or error; !=NULL allocated new string, must be free after use!  
 */  
 char *ioRegexReplace(const char *csRegex, const char *csData, const char *csNew);  
   
 /*  /*
 * ioVarAst() Function for evaluate string like asterisk variable "{text[:[-]#[:#]]}" * ioMkDir() - Function for racursive directory creation and validation
 * @csString = Input string *
 * return: NULL error, !=NULL Allocated new string evaluated from input string, must be free() 
*/ 
char *ioVarAst(const char *csString); 
 
/* 
 * io_Path2File() Parse and make path/filename pair 
 * @csArgs = Input argument line 
 * @psPath = Output Path, if ==NULL path not returned 
 * @pathLen = Size of path array 
 * @psFile = Output File 
 * @fileLen = Size of file array 
 * return: 0 error format; -1 error:: can`t read; >0 ok, number of readed items 
*/ 
inline int io_Path2File(const char * __restrict csArgs, char * __restrict psPath, int pathLen,  
                char * __restrict psFile, int fileLen); 
/* 
 * 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 
*/ 
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 
 * @csArgs = Input arguments line 
 * @csDelim = Delimiter(s) for separate 
 * return: 0 error format; -1 error:: can`t read; >0 ok, number of items 
*/ 
inline int io_SizeArray(const char *csArgs, const char *csDelim); 
/* 
 * io_MakeArray() Parse and make array of arguments values ...  
 *      (input string will be modified! and output array must be free) 
 * @psArgs = Input arguments line, after execute string is modified!!! 
 * @csDelim = Delimiter(s) for separate 
 * @args = Output array of arguments ... (must be free() after procced function!) 
 * @nargs = Maximum requested count of arguments from input string psArgs 
 * return: 0 error format; -1 error:: can`t read; >0 ok, number of readed items 
*/ 
inline int io_MakeArray(char * __restrict psArgs, const char *csDelim,  
                char *** __restrict args, int nargs); 
 
/* 
 * io_UnquotStr() Remove quots from input text string  
 * @psLine = Text string 
 * return: 0 nothing to do; 1 successful unquoted string 
*/ 
inline int io_UnquotStr(unsigned char * __restrict psLine); 
/* 
 * io_LTrimStr() Remove left whitespaces from text string 
 * @psLine = Text string 
 * return: 0 nothing to do; !=0 Removed bytes 
*/ 
inline int io_LTrimStr(unsigned char * __restrict psLine); 
/* 
 * io_RTrimStr() Remove right whitespaces from text string 
 * @psLine = Text string 
 * return: 0 nothing to do; !=0 Removed bytes 
*/ 
inline int io_RTrimStr(unsigned char * __restrict psLine); 
/* 
 * io_TrimStr() Remove left and right whitespaces from text string 
 * @psLine = Text string 
 * return: 0 nothing to do; !=0 Removed bytes 
*/ 
inline int io_TrimStr(unsigned char * __restrict psLine); 
/* 
 * io_Ch2Hex() Convert from Char string to Hex string 
 * @psLine = Text string 
 * @lineLen = Length of Text string 
 * return: NULL nothing to do or error; !=0 Allocated new converted data without term\0 (must be free) 
*/ 
inline unsigned char *io_Ch2Hex(unsigned char *psLine, int lineLen); 
/* 
 * io_Hex2Ch() Convert from Hex string to Char string 
 * @psLine = Text string 
 * @lineLen = Length of Text string 
 * return: NULL nothing to do or error; !=0 Allocated new converted string(must be free) 
*/ 
inline char *io_Hex2Ch(unsigned char *psLine, int lineLen); 
 
/* 
 * ioURLGet() Parse and get data from input URL 
 * @csURL = Input URL line 
 * @url = Output parsed URL 
 * return: 0 error format not find tech:// and return URL like path;  
                -1 error:: can`t read; >0 ok, up bits for known elements 
*/ 
int ioURLGet(const char *csURL, struct tagIOURL *url); 
/* 
 * ioURLGetValue() Get value from parsed URL 
 * @url = Input parsed URL 
 * @csAttr = Attribute for search 
 * @psValue = Return value of attribute, if ==NULL only check for existence of attribute 
 * @valLen = Size of psValue array 
 * 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); 
/* 
 * 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] 
 * @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 232  int ioXMLGet(const char *csXML, struct tagReqXML *xml) Line 107  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 240  int ioMkDir(const char *csDir, int mode); Line 116  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 318  int ioCipher(unsigned char *pInput, int inLen, unsigne Line 201  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
  * return: 0 not present data or error!; >0 number of processed and returned bytes into ppOutput   * return: 0 not present data or error!; >0 number of processed and returned bytes into ppOutput
 */  */
int io_Blowfish(u_char *pInput, int inLen, u_char **ppOutput, u_char *pKey, u_char *pIV, int nMode);int io_Blowfish(unsigned char *pInput, int inLen, unsigned char **ppOutput, 
                 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_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_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  
changed lines
  Added in v.1.33

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