version 1.9.2.3, 2011/05/19 02:22:46
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version 1.31.2.4, 2013/06/25 08:18:57
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Line 12 terms:
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Line 12 terms:
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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> |
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Copyright 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 | Copyright 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013 |
by Michael Pounov <misho@elwix.org>. All rights reserved. |
by Michael Pounov <misho@elwix.org>. All rights reserved. |
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Redistribution and use in source and binary forms, with or without |
Redistribution and use in source and binary forms, with or without |
Line 47 SUCH DAMAGE.
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Line 47 SUCH DAMAGE.
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#define __AITIO_H |
#define __AITIO_H |
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#define COMPAT_43TTY |
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#include <assert.h> |
#include <assert.h> |
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#include <syslog.h> |
#include <openssl/evp.h> |
#include <openssl/evp.h> |
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#include <openssl/aes.h> |
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#include <sys/tty.h> |
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#include <sys/ioctl_compat.h> |
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#include <sys/socket.h> |
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#include <sys/un.h> |
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#include <sys/uio.h> |
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#include <net/if_dl.h> |
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#include <netinet/in.h> |
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#define VACUUM_LEFT 1 | #ifndef STRSIZ |
#define VACUUM_BETWEEN 2 | #define STRSIZ 256 |
| #endif |
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typedef void ** sarr_seg_t; |
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typedef struct _tagSplitArray { |
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int sarr_num; |
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int sarr_seg; |
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int sarr_siz; |
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sarr_seg_t *sarr_data; |
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} sarr_t; |
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typedef struct _tagArray { |
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int arr_num; |
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void **arr_data; |
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} array_t; |
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typedef struct _tagURLItem { |
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int vallen; |
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char *value; |
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} url_Item_t; |
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struct tagIOURL { |
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unsigned char url_line[BUFSIZ]; |
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url_Item_t url_tech; |
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url_Item_t url_user; |
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url_Item_t url_pass; |
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url_Item_t url_host; |
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url_Item_t url_port; |
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url_Item_t url_path; |
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url_Item_t url_args; |
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char *url_reserved; |
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}; |
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struct tagReqXML { |
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unsigned char xml_line[BUFSIZ]; |
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url_Item_t xml_namespace; |
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union { |
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url_Item_t container; |
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url_Item_t path; |
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} xml_node; |
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url_Item_t xml_data; |
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url_Item_t xml_attribute; |
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url_Item_t xml_value; |
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}; |
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// 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(); |
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/* |
/* |
* 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 117 inline const char *io_GetError();
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Line 84 inline const char *io_GetError();
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*/ |
*/ |
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 127 int ioPromptRead(int *h, const char *csPrompt, char *
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Line 95 int ioPromptRead(int *h, const char *csPrompt, char *
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*/ |
*/ |
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); |
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/* |
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* ioRegexVerify() Function for verify data match in regex expression |
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* @csRegex = Regulare expression pattern |
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* @csData = Data for check and verify |
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* @startPos = Return start positions |
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* @endPos = Return end positions |
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* return: NULL not match or error; !=NULL begin of matched data |
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*/ |
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const char *ioRegexVerify(const char *csRegex, const char *csData, int *startPos, int *endPos); |
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/* |
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* ioRegexGet() Function for get data match in regex expression |
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* @csRegex = Regulare expression pattern |
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* @csData = Data from get |
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* @psString = Returned string if match |
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* @strLen = Length of string |
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* return: 0 not match; >0 count of returned chars |
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*/ |
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int ioRegexGet(const char *csRegex, const char *csData, char * __restrict psString, int strLen); |
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/* |
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* ioRegexReplace() Function for replace data match in regex expression with newdata |
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* @csRegex = Regulare expression pattern |
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* @csData = Source data |
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* @csNew = Data for replace |
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* return: NULL not match or error; !=NULL allocated new string, must be free after use! |
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*/ |
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char *ioRegexReplace(const char *csRegex, const char *csData, const char *csNew); |
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/* |
/* |
* 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() | * @csDir = Full directory path |
| * @mode = Mode for directory creation if missing dir |
| * return: -1 error, 0 directory path exist, >0 created missing dirs |
*/ |
*/ |
char *ioVarAst(const char *csString); | int ioMkDir(const char *csDir, int mode); |
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/* |
/* |
* io_Path2File() Parse and make path/filename pair | * ioWatchDirLoop() - Function for watching changes in directory and fire callback |
* @csArgs = Input argument line | * |
* @psPath = Output Path, if ==NULL path not returned | * @csDir = Full directory path |
* @pathLen = Size of path array | * @callback = Callback if raise event! nOp -1 delete, 0 change/move, 1 create |
* @psFile = Output File | * return: -1 error, !=-1 ok, number of total signaled events |
* @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, | int ioWatchDirLoop(const char *csDir, int (*callback)(const char *csName, int nOp)); |
char * __restrict psFile, int fileLen); | |
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/* |
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* io_UnquotStr() Remove quots from input text string |
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* @psLine = Text string |
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* return: 0 nothing to do; 1 successful unquoted string |
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*/ |
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inline int io_UnquotStr(unsigned char * __restrict psLine); |
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/* |
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* io_LTrimStr() Remove left whitespaces from text string |
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* @psLine = Text string |
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* return: 0 nothing to do; !=0 Removed bytes |
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*/ |
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inline int io_LTrimStr(unsigned char * __restrict psLine); |
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/* |
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* io_RTrimStr() Remove right whitespaces from text string |
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* @psLine = Text string |
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* return: 0 nothing to do; !=0 Removed bytes |
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*/ |
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inline int io_RTrimStr(unsigned char * __restrict psLine); |
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/* |
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* io_TrimStr() Remove left and right whitespaces from text string |
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* @psLine = Text string |
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* return: 0 nothing to do; !=0 Removed bytes |
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*/ |
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inline int io_TrimStr(unsigned char * __restrict psLine); |
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/* |
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* io_Ch2Hex() Convert from Char string to Hex string |
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* @psLine = Text string |
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* @lineLen = Length of Text string |
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* return: NULL nothing to do or error; !=0 Allocated new converted data without term\0 (must be free) |
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*/ |
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inline unsigned char *io_Ch2Hex(unsigned char *psLine, int lineLen); |
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/* |
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* io_Hex2Ch() Convert from Hex string to Char string |
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* @psLine = Text string |
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* @lineLen = Length of Text string |
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* return: NULL nothing to do or error; !=0 Allocated new converted string(must be free) |
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*/ |
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inline char *io_Hex2Ch(unsigned char *psLine, int lineLen); |
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#ifdef AIO_OPS |
/* |
/* |
* io_arrayInit() - Create and initialize dynamic array | * io_aiobulk() - AIO bulk R/W function |
* @numItems = Number of Items | * |
* return: NULL error, != NULL allocated memory for array | * @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 |
*/ |
*/ |
inline array_t *io_arrayInit(int numItems); | int io_aiobulk(int mode, struct aiocb ** __restrict acbs, int nacb, |
| struct sigevent *sig); |
| #endif |
/* |
/* |
* io_arrayDestroy() - Free and destroy dynamic array | * io_rreadv() - Raw VFS bulk read function |
* @parr = Array | * |
* return: none | * @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 |
*/ |
*/ |
inline void io_arrayDestroy(array_t ** __restrict parr); | int io_rreadv(int fd, struct iovec * __restrict bufs, int nbufs, off_t offset, |
| int update); |
/* |
/* |
* io_arrayFree() - Free all data in dynamic array items | * io_rwritev() - Raw VFS bulk write function |
* (WARNING! If assign static array dont use this!!!) | * |
* @arr = Array | * @fd = File handle |
* return: none | * @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 |
*/ |
*/ |
inline void io_arrayFree(array_t * __restrict arr); | int io_rwritev(int fd, struct iovec * __restrict bufs, int nbufs, off_t offset, |
| int update); |
/* |
/* |
* io_arrayLen() - Get last used element in dynamic array (array Length) | * io_rread() - Raw VFS read function |
* @arr = Array | * |
* return: -1 error, 0 empty or >0 position of last used element | * @fd = File handle |
| * @buf = Read buffer |
| * @nbytes = Read buffer size |
| * @offset = Read from position, if -1 read nbytes from current position |
| * @update = Update file handle position !0 |
| * return: -1 error or !=-1 readed bytes |
*/ |
*/ |
inline int io_arrayLen(array_t * __restrict arr); | int io_rread(int fd, void * __restrict buf, size_t nbytes, off_t offset, |
| int update); |
/* |
/* |
* io_arrayConcat() Concat source array to destination array | * io_rwrite() - Raw VFS write function |
* @dest = Destination array | * |
* @src = Source array | * @fd = File handle |
* return: -1 error; >0 new count of destination array | * @buf = Write buffer |
| * @nbytes = Write bytes from buffer |
| * @offset = Write at position, if -1 write nbytes from current position |
| * @update = Update file handle position !0 |
| * return: -1 error or !=-1 written bytes |
*/ |
*/ |
int io_arrayConcat(array_t * __restrict dest, array_t * __restrict src); | int io_rwrite(int fd, void * __restrict buf, size_t nbytes, off_t offset, |
/* | int update); |
* io_arrayGrow() - Grow/Shrink dynamic array, Use with care when it shrink!!! | |
* @arr = Array | |
* @newNumItems = Number of Items | |
* return: -1 error, 0 ok | |
*/ | |
int io_arrayGrow(array_t * __restrict arr, int newNumItems); | |
/* | |
* io_arrayVacuum() - Vacuum dynamic array, empty elements will be deleted | |
* @arr = Array | |
* @fromWhere = 1 begin, 2 ALL empty elements | |
* return: -1 error, 0 ok | |
*/ | |
int io_arrayVacuum(array_t * __restrict arr, int fromWhere); | |
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#define io_arraySize(_arr) ((assert(_arr)), _arr->arr_num) | /* Disk I/O helper macros */ |
| #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) |
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#define io_arrayGet(_arr, _d, _type) ((assert(_arr && _arr->arr_num > _d)), \ |
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((_type) *(_arr->arr_data + _d))) |
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#define io_arraySet(_arr, _d, _ptr) do { \ |
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assert(_arr && _arr->arr_num > _d); \ |
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*(_arr->arr_data + _d) = (void*) _ptr; \ |
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} while (0) |
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#define io_arrayDel(_arr, _d) do { \ |
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assert(_arr && _arr->arr_num > _d); \ |
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*(_arr->arr_data + _d) = NULL; \ |
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} while (0) |
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/* | /* Crypto framework */ |
* io_arrayPush() - Push element into dynamic array like stack manner, place at first empty position | |
* @arr = Array | |
* @data = Element, if set NULL return only first empty position | |
* return: -1 not found empty position, array is full!, >-1 return position of stored element into array | |
*/ | |
inline int io_arrayPush(array_t * __restrict arr, void **data); | |
/* | |
* io_arrayPop() - Pop element from dynamic array like stack manner, last used position | |
* @arr = Array | |
* @data = Element, if set NULL return only first empty position | |
* @delAfter = Delete after Pop element, !=0 delete element from array after return data | |
* return: -1 not found used position, array is empty!, >-1 return element position | |
*/ | |
inline int io_arrayPop(array_t * __restrict arr, void ** __restrict data, int delAfter); | |
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/* |
/* |
* io_argsNum() Parse and calculate number of arguments | * ioCipher() - Cipher wrapper for all supported crypto algorythms |
* @csArgs = Input arguments line | * |
* @csDelim = Delimiter(s) for separate | * @pInput = input buffer |
* return: 0 error format; -1 error:: can`t read; >0 ok, number of items | * @inLen = input buffer len |
*/ | * @ppOutput = output allocated buffe, must be e_free after use |
inline int io_argsNum(const char *csArgs, const char *csDelim); | * @Cipher = cipher engine, like EVP_bf_cbc() or etc... |
| * @pKey = key |
| * @pIV = IV, salt (8 bytes) |
| * @nMode = Mode 0 - decrypting or 1 - encrypting |
| * return: 0 not present data or error!; >0 number of processed and returned bytes into ppOutput |
| */ |
| int ioCipher(unsigned char *pInput, int inLen, unsigned char **ppOutput, const EVP_CIPHER *Cipher, |
| unsigned char *pKey, unsigned char *pIV, int nMode); |
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/* |
/* |
* io_arrayMake() Parse and make array from arguments ... (input string will be modified!!! | * io_Blowfish() - Blowfish cipher algorythm, work with ASCII hex strings |
* and output array must be free with io_arrayDestroy() after use!) | * |
* @psArgs = Input arguments line, after execute string is modified!!! | * @pInput = input buffer |
* @nargs = Maximum requested count of arguments from input string psArgs, if 0 all psArgs | * @inLen = input buffer len |
* @csDelim = Delimiter(s) for separate | * @ppOutput = output allocated buffe, must be e_free after use |
* @parr = Output array of arguments ... (must be free with io_arrayDestroy() after use!) | * @pKey = key |
* return: 0 error format; -1 error:: can`t read; >0 ok, number of readed items | * @pIV = IV, salt (8 bytes) |
| * @nMode = Mode 0 - decrypting or 1 - encrypting |
| * return: 0 not present data or error!; >0 number of processed and returned bytes into ppOutput |
| */ |
| 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_arrayMake(char * __restrict psArgs, int nargs, const char *csDelim, | int io_ctr_AES(unsigned char *pInput, int inLen, unsigned char **ppOutput, |
array_t ** __restrict parr); | unsigned char *pKey, unsigned char IV[AES_BLOCK_SIZE]); |
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/* |
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* io_MakeAV() Parse and make attribute/value pair |
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* @csArgs = Input argument line |
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* @csDelim = Delimiter for separate |
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* @psAttr = Output Attribute |
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* @attrLen = Size of attribute array |
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* @psValue = Output Value, if ==NULL this element not present value or not wanted for return |
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* @valLen = Size of value array |
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* return: 0 error format; -1 error:: can`t read; >0 ok, number of readed items |
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*/ |
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int io_MakeAV(const char * __restrict csArgs, const char *csDelim, |
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char * __restrict psAttr, int attrLen, char * __restrict psValue, int valLen); |
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/* |
/* |
* io_sarrInit() - Create and initialize dynamic split-order array | * ioAllocPTY() - Allocate new PTY and TTY |
* @numItems = Number of Items | * |
* @segLen = Length of segment | * @ptyfd = master fd, pty |
* return: NULL error, != NULL allocated memory for array | * @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 |
*/ |
*/ |
inline sarr_t *io_sarrInit(int numItems, int segLen); | int ioAllocPTY(int *ptyfd, int *ttyfd, char * __restrict name, int namesiz, |
| struct termios * __restrict term, struct winsize * __restrict winz); |
/* |
/* |
* io_sarrDestroy() - Free all data in dynamic split-order array and Destroy array | * ioFreePTY() - Release PTY and TTY device |
* @parr = Array | * |
| * @ptyfd = master fd, pty (==-1 skip closing pty) |
| * @ttyname = tty filename |
* return: none |
* return: none |
*/ |
*/ |
inline void io_sarrDestroy(sarr_t ** __restrict parr); | void ioFreePTY(int ptyfd, const char *ttyname); |
/* |
/* |
* io_sarrGrow() - Grow/Shrink dynamic split-order array, Use with care when it shrink!!! | * ioChgWinPTY() - Change window size of PTY |
* @arr = Array | * |
* @newNumItems = Number of Items | * @ptyfd = master fd, pty |
* return: -1 error, 0 ok | * @row = row |
| * @col = col |
| * @xpxl = x pixels |
| * @ypxl = y pixels |
| * return: -1 error or 0 ok |
*/ |
*/ |
int io_sarrGrow(sarr_t * __restrict arr, int newNumItems); | int ioChgWinPTY(int ptyfd, unsigned short row, unsigned short col, |
| unsigned short xpxl, unsigned short ypxl); |
/* |
/* |
* io_sarrVacuum() - Vacuum dynamic split-order array, empty segments will be freed | * ioSetOwnerTTY() - Set owner to TTY |
* @arr = Array | * |
* return: -1 error, >-1 freed segments | * @ttyname = tty filename |
| * @UID = uid |
| * @GID = gid |
| * return: -1 error or 0 ok |
*/ |
*/ |
inline int io_sarrVacuum(sarr_t * __restrict arr); | int ioSetOwnerTTY(const char *ttyname, uid_t UID, gid_t GID); |
#define io_sarrSize(_arr) ((assert(_arr)), _arr->sarr_num) | |
/* |
/* |
* io_sarrGet() - Get element from dynamic split-order array | * ioSetSidTTY() - Makes the process's controlling TTY and sets it to sane modes. |
* @arr = Array | * |
* @idx = Index (warning 1st element is at position 1) | * @ttyfd = slave fd, tty |
* return: NULL not found, !=NULL element | * @ttyname = tty filename |
| * return: -1 error or 0 ok |
*/ |
*/ |
inline void *io_sarrGet(sarr_t * __restrict arr, unsigned int idx); | int ioSetSidTTY(int *ttyfd, const char *ttyname); |
/* |
/* |
* io_sarrGet2() - Always get element from dynamic split-order array | * ioSetRAWMode() - Enter into RAW mode |
* Function automatic grow array. Good use for Hash tables! | * |
* @arr = Array | * @fd = tty fd |
* @idx = Index (warning 1st element is at position 1) | * @otio = saved old termios for later restore if !=NULL |
* return: NULL not found, !=NULL element | * return: -1 error or 0 ok |
*/ |
*/ |
void *io_sarrGet2(sarr_t * __restrict arr, unsigned int idx); | int ioSetRAWMode(int fd, struct termios *otio); |
/* |
/* |
* io_sarrSet() - Set element to dynamic split-order array | * ioRestoreMode() - Restore termios to tty fd |
* @arr = Array | * |
* @idx = Index (warning 1st element is at position 1) | * @fd = tty fd |
* @data = Value | * @tio = termios structure for restore |
* return: NULL error or empty, !=NULL old value in element | * return: -1 error or 0 ok |
*/ |
*/ |
inline void *io_sarrSet(sarr_t * __restrict arr, unsigned int idx, void *data); | int ioRestoreMode(int fd, struct termios tio); |
#define io_sarrDel(_arr, _idx) io_sarrSet(_arr, _idx, NULL) | /* |
#define io_sarr(_arr, _idx, _type) (_type)io_sarrGet(_arr, _idx) | * 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); |
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/* |
/* |
* io_CopyEnv() Copy environment to new environment array; | * ioCreatePIDFile() - Create PID file |
* @oldenv = Environment array | * |
* return: NULL error; !=NULL Allocated new environment array(must be free) | * @csName = PID filename |
*/ | * @ifExists = !=0 if filename exists return error |
char **io_CopyEnv(const char **oldenv); | * return: -1 error or 0 ok |
/* | */ |
* io_ExecArgs() Build exec arguments from other array | int ioCreatePIDFile(const char *csName, int ifExists); |
* @psProg = Program name for execute | |
* @oldarg = Arguments array | |
* return: NULL error; !=NULL Allocated execution array(must be free) | |
*/ | |
char **io_ExecArgs(const char *psProg, const char **oldarg); | |
/* | |
* io_FreeNullTerm() Free dynamic allocated null terminated array with strings | |
* @arr = Pointer to array for free | |
* return: none | |
*/ | |
inline void io_FreeNullTerm(char *** __restrict arr); | |
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/* |
/* |
* ioURLGet() Parse and get data from input URL | * ioSendFile() - AITNET sendfile() userland implementation, not dependant from OS |
* @csURL = Input URL line | * |
* @url = Output parsed URL | * @s = socket |
* return: 0 error format not find tech:// and return URL like path; | * @csFile = file for send |
-1 error:: can`t read; >0 ok, up bits for known elements | * @sendLen = bytes to send, if 0 send all data |
*/ | * @offset = start file offset |
int ioURLGet(const char *csURL, struct tagIOURL *url); | * @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); |
/* |
/* |
* ioURLGetValue() Get value from parsed URL | * ioRecvFile() - Receive file from socket, fastest (zero-copy) way |
* @url = Input parsed URL | * |
* @csAttr = Attribute for search | * @s = socket |
* @psValue = Return value of attribute, if ==NULL only check for existence of attribute | * @csFile = file for receive |
* @valLen = Size of psValue array | * @recvLen = receive bytes |
* return: 0 error attribute not find; -1 error:: can`t read; >0 ok, find at position | * @over = overwrite file if exists with mode like 0644 |
*/ | * @rcvbuf = SO_RCVBUF value, if 0 use default |
int ioURLGetValue(struct tagIOURL *url, const char *csAttr, char * __restrict psValue, int valLen); | * return: 0 error, >0 ok, received bytes |
/* | */ |
* ioURLGetFile() Get file from parsed URL | size_t ioRecvFile(int s, const char *csFile, size_t recvLen, int over, int rcvbuf); |
* @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); | |
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/* |
/* |
* ioXMLGet() Parse and get data from input XML request string [ns:]container[|attribute[=value]][?data] | * ioRealFileName() - Get real file name |
* @csXML = Input XML request line | * |
* @xml = Output parsed XML request | * @fname = filename |
* return: 0 error format incorrect, -1 error:: can`t read; >0 ok readed elements bits | * return: =NULL error or !=NULL real filename, should be free with e_free() |
*/ | */ |
int ioXMLGet(const char *csXML, struct tagReqXML *xml); | char *ioRealFileName(const char *fname); |
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/* Buffered file access over memory block */ |
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/* |
/* |
* ioMkDir() Function for racursive directory creation and validation | * io_fmemopen() - File buffered stream operations over memory block |
* @csDir = Full directory path | * |
* @mode = Mode for directory creation if missing dir | * @base = Base address of memory block, if =NULL Infinit length(auto-grow) |
* return: -1 error, 0 directory path exist, >0 created missing dirs | * @basesize = Size of memory block |
*/ | * return: NULL error or !=NULL Opened file resource |
int ioMkDir(const char *csDir, int mode); | */ |
| FILE *io_fmemopen(void ** __restrict base, off_t basesize); |
/* |
/* |
* ioWatchDirLoop() Function for watching changes in directory and fire callback | * io_fmapopen() - File buffered stream operations over MMAP block |
* @csDir = Full directory path | * |
* @callback = Callback if raise event! nOp -1 delete, 0 change/move, 1 create | * @csFile = Filename for MMAP, if =NULL private MMAP block |
* return: -1 error, !=-1 ok, number of total signaled events | * @mode = File open mode |
*/ | * @perm = If file not exists will be created with this access permissions |
int ioWatchDirLoop(const char *csDir, int (*callback)(const char *csName, int nOp)); | * @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_rread() Raw VFS read function | * io_fd2buf() - Convert open file handle to buffered file I/O |
| * |
* @fd = File handle |
* @fd = File handle |
* @buf = Read buffer | * @mode = Permissions for new buffered file I/O |
* @nbytes = Read buffer size | * return: NULL error or open buffered file |
* @offset = Read from position, if -1 read nbytes from current position | |
* @update = Update file handle position !0 | |
* return: -1 error or !=-1 readed bytes | |
*/ |
*/ |
inline int io_rread(int fd, void * __restrict buf, size_t nbytes, off_t offset, int update); | FILE *io_fd2buf(int fd, const char *mode); |
/* |
/* |
* io_rwrite() Raw VFS write function | * io_dumbFile() - Create empry or dumb file with fixed size |
* @fd = File handle | * |
* @buf = Write buffer | * @csFile = Filename for create |
* @nbytes = Write bytes from buffer | * @mode = File access permissions |
* @offset = Write at position, if -1 write nbytes from current position | * @size = File size |
* @update = Update file handle position !0 | * return: -1 error or open file handle |
* return: -1 error or !=-1 writed bytes | |
*/ |
*/ |
inline int io_rwrite(int fd, void * __restrict buf, size_t nbytes, off_t offset, int update); | int io_dumbFile(const char *csFile, int mode, off_t size); |
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/* Disk I/O helper macros */ |
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#define io_read(f, b, n) io_rread(f, b, n, -1, 1) |
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#define io_write(f, b, n) io_rwrite(f, b, n, -1, 1) |
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/* Debug helper macros */ |
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extern int io_Debug; |
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#define io_initDebug(x) io_Debug = (x); |
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#define io_addDebug io_Debug++ |
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#define ioDEBUG(x, fmt, ...) do { \ |
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assert((fmt)); \ |
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char str[STRSIZ] = { 0 }; \ |
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snprintf(str, STRSIZ, (fmt), ##__VA_ARGS__); \ |
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if ((x) <= io_Debug) \ |
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syslog(LOG_DEBUG, "ioDebug(%d):%s(%d): %s\n", \ |
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(x), __func__, __LINE__, str); \ |
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} while (0) |
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#define ioERROR(x, fmt, ...) do { \ |
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assert((fmt)); \ |
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char str[STRSIZ] = { 0 }; \ |
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snprintf(str, STRSIZ, (fmt), ##__VA_ARGS__); \ |
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syslog(LOG_ERR, "ioError():%s(%d): #%d - %s\n", \ |
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__func__, __LINE__, (x), str); \ |
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} while (0) |
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#define io_sysERROR(x) do { \ |
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if (x > 0 || errno) \ |
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syslog(LOG_ERR, "ioError(sys):%s(%d): #%d - %s\n", \ |
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__func__, __LINE__, x > 0 ? x : errno, \ |
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strerror(x > 0 ? x : errno)); \ |
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} while (0) |
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#define io_aitERROR(ait) do { \ |
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if (ait##_GetErrno()) \ |
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syslog(LOG_ERR, "ioError(ait):%s(%d): #%d - %s\n", \ |
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__func__, __LINE__, ait##_GetErrno(), \ |
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ait##_GetError()); \ |
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} while (0) |
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/* Crypto framework */ |
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/* |
/* |
* ioCipher() Cipher wrapper for all supported crypto algorythms | * io_get1stiface() - Get first interface of host |
* @pInput = input buffer | * |
* @inLen = input buffer len | * @szIface = interface string buffer |
* @ppOutput = output allocated buffe, must be free after use | * @iflen = size of interface buffer |
* @Cipher = cipher engine, like EVP_bf_cbc() or etc... | * return: -1 error or 0 ok |
* @pKey = key | */ |
* @pIV = IV, salt (8 bytes) | int io_get1stiface(char *szIface, int iflen); |
* @nMode = Mode 0 - decrypting or 1 - encrypting | /* |
* return: 0 not present data or error!; >0 number of processed and returned bytes into ppOutput | * io_etherOpen() - Open BPF interface to device |
*/ | * |
int ioCipher(unsigned char *pInput, int inLen, unsigned char **ppOutput, const EVP_CIPHER *Cipher, | * @csIface = interface name |
unsigned char *pKey, unsigned char *pIV, int nMode); | * @flags = open flags |
| * @whdr = with complete headers |
| * @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, |
| 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); |
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/* |
/* |
* io_Blowfish() Blowfish cipher algorythm, work with ASCII hex strings | * io_etherSend() - Send packet to bpf |
* @pInput = input buffer | * |
* @inLen = input buffer len | * @eth = bpf handle |
* @ppOutput = output allocated buffe, must be free after use | * @buf = buffer |
* @pKey = key | * @buflen = buffer length |
* @pIV = IV, salt (8 bytes) | * return: -1 error or !=-1 written bytes |
* @nMode = Mode 0 - decrypting or 1 - encrypting | */ |
* return: 0 not present data or error!; >0 number of processed and returned bytes into ppOutput | ssize_t io_etherSend(int eth, const void *buf, size_t buflen); |
*/ | /* |
int io_Blowfish(unsigned char *pInput, int inLen, unsigned char **ppOutput, | * io_etherRecv() - Receive packet from bpf |
unsigned char *pKey, unsigned char *pIV, int nMode); | * |
| * @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); |
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#endif |
#endif |