1: /*************************************************************************
2: * (C) 2010 AITNET ltd - Sofia/Bulgaria - <misho@aitnet.org>
3: * by Michael Pounov <misho@elwix.org>
4: *
5: * $Author: misho $
6: * $Id: aitio.h,v 1.11.2.26 2011/10/14 07:28:16 misho Exp $
7: *
8: **************************************************************************
9: The ELWIX and AITNET software is distributed under the following
10: terms:
11:
12: All of the documentation and software included in the ELWIX and AITNET
13: Releases is copyrighted by ELWIX - Sofia/Bulgaria <info@elwix.org>
14:
15: Copyright 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011
16: by Michael Pounov <misho@elwix.org>. All rights reserved.
17:
18: Redistribution and use in source and binary forms, with or without
19: modification, are permitted provided that the following conditions
20: are met:
21: 1. Redistributions of source code must retain the above copyright
22: notice, this list of conditions and the following disclaimer.
23: 2. Redistributions in binary form must reproduce the above copyright
24: notice, this list of conditions and the following disclaimer in the
25: documentation and/or other materials provided with the distribution.
26: 3. All advertising materials mentioning features or use of this software
27: must display the following acknowledgement:
28: This product includes software developed by Michael Pounov <misho@elwix.org>
29: ELWIX - Embedded LightWeight unIX and its contributors.
30: 4. Neither the name of AITNET nor the names of its contributors
31: may be used to endorse or promote products derived from this software
32: without specific prior written permission.
33:
34: THIS SOFTWARE IS PROVIDED BY AITNET AND CONTRIBUTORS ``AS IS'' AND
35: ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
36: IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
37: ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
38: FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
39: DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
40: OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
41: HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
42: LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
43: OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
44: SUCH DAMAGE.
45: */
46: #ifndef __AITIO_H
47: #define __AITIO_H
48:
49:
50: #define COMPAT_43TTY
51:
52: #include <assert.h>
53: #include <openssl/evp.h>
54: #include <openssl/aes.h>
55: #include <sys/tty.h>
56: #include <sys/ioctl_compat.h>
57:
58:
59: #define VACUUM_LEFT 1
60: #define VACUUM_BETWEEN 2
61:
62: /* AIT arrays */
63:
64: typedef void ** sarr_seg_t;
65: typedef struct _tagSplitArray {
66: int sarr_num;
67: int sarr_seg;
68: int sarr_siz;
69: sarr_seg_t *sarr_data;
70: } sarr_t;
71:
72: typedef struct _tagArray {
73: int arr_num;
74: void **arr_data;
75: } array_t;
76:
77: /* URL staff ... */
78:
79: typedef struct _tagURLItem {
80: int vallen;
81: char *value;
82: } url_Item_t;
83:
84: struct tagIOURL {
85: unsigned char url_line[BUFSIZ];
86:
87: url_Item_t url_tech;
88: url_Item_t url_user;
89: url_Item_t url_pass;
90: url_Item_t url_host;
91: url_Item_t url_port;
92: url_Item_t url_path;
93: url_Item_t url_args;
94:
95: char *url_reserved;
96: };
97:
98: struct tagReqXML {
99: unsigned char xml_line[BUFSIZ];
100:
101: url_Item_t xml_namespace;
102: union {
103: url_Item_t container;
104: url_Item_t path;
105: } xml_node;
106: url_Item_t xml_data;
107: url_Item_t xml_attribute;
108: url_Item_t xml_value;
109: };
110:
111: /* AIT RPC variables and managment */
112:
113: typedef enum {
114: empty, /* empty -> variable is not set */
115: buffer, string, blob, /* buffer -> uint8_t*; string -> int8_t*; blob -> void*(+socket); */
116: f32, f64, /* float -> f32; double -> f64 */
117: u8, u16, u32, u64, /* unsigned integers ... */
118: i8, i16, i32, i64, /* integers ... */
119: } ait_type_t;
120:
121: typedef struct {
122: uint8_t val_type;
123: uint32_t val_len;
124: union {
125: uint64_t net;
126:
127: uint8_t *buffer;
128: int8_t *string;
129: uint32_t blob;
130: float f32;
131: double f64;
132: uint8_t u8;
133: uint16_t u16;
134: uint32_t u32;
135: uint64_t u64;
136: int8_t i8;
137: int16_t i16;
138: int32_t i32;
139: int64_t i64;
140: } val;
141: } __packed ait_val_t;
142:
143: #define AIT_TYPE(_vl) ((ait_type_t) (_vl)->val_type)
144: #define AIT_LEN(_vl) (_vl)->val_len
145: #define AIT_BLOB_CHUNKS(_vl, _n) (assert((_vl)), AIT_LEN((_vl)) / _n + (AIT_LEN((_vl)) % _n) ? 1 : 0)
146: #define AIT_ISEMPTY(_vl) (assert((_vl)), AIT_TYPE((_vl)) == empty)
147:
148: #define AIT_GET_BUF(_vl) (assert((_vl)), assert(AIT_TYPE((_vl)) == buffer), (_vl)->val.buffer)
149: #define AIT_GET_STR(_vl) (assert((_vl)), assert(AIT_TYPE((_vl)) == string), (_vl)->val.string)
150: #define AIT_GET_BLOB(_vl) (assert((_vl)), assert(AIT_TYPE((_vl)) == blob), (_vl)->val.blob)
151: #define AIT_GET_U8(_vl) (assert((_vl)), assert(AIT_TYPE((_vl)) == u8), (_vl)->val.u8)
152: #define AIT_GET_U16(_vl) (assert((_vl)), assert(AIT_TYPE((_vl)) == u16), (_vl)->val.u16)
153: #define AIT_GET_U32(_vl) (assert((_vl)), assert(AIT_TYPE((_vl)) == u32), (_vl)->val.u32)
154: #define AIT_GET_U64(_vl) (assert((_vl)), assert(AIT_TYPE((_vl)) == u64), (_vl)->val.u64)
155: #define AIT_GET_I8(_vl) (assert((_vl)), assert(AIT_TYPE((_vl)) == i8), (_vl)->val.i8)
156: #define AIT_GET_I16(_vl) (assert((_vl)), assert(AIT_TYPE((_vl)) == i16), (_vl)->val.i16)
157: #define AIT_GET_I32(_vl) (assert((_vl)), assert(AIT_TYPE((_vl)) == i32), (_vl)->val.i32)
158: #define AIT_GET_I64(_vl) (assert((_vl)), assert(AIT_TYPE((_vl)) == i64), (_vl)->val.i64)
159: #define AIT_GET_F32(_vl) (assert((_vl)), assert(AIT_TYPE((_vl)) == f32), (_vl)->val.f32)
160: #define AIT_GET_F64(_vl) (assert((_vl)), assert(AIT_TYPE((_vl)) == f64), (_vl)->val.f64)
161:
162: #define AIT_SET_BUF(_vl, _v, _len) do { ait_val_t *__val = (_vl); assert(__val); assert((_v)); \
163: __val->val.buffer = malloc(_len); \
164: if (__val->val.buffer) { \
165: __val->val_type = buffer; AIT_LEN(__val) = _len; \
166: memcpy(__val->val.buffer, (_v), _len); \
167: } } while (0)
168: #define AIT_SET_STR(_vl, _v) do { ait_val_t *__val = (_vl); assert(__val); assert((_v)); \
169: __val->val.string = (int8_t*) strdup((_v)); \
170: if (__val->val.string) { \
171: __val->val_type = string; \
172: AIT_LEN(__val) = strlen((_v)) + 1; \
173: } } while (0)
174: #define AIT_SET_BLOB(_vl, _n, _len) do { ait_val_t *__val = (_vl); assert(__val); \
175: __val->val_type = blob; AIT_LEN(__val) = _len; \
176: __val->val.blob = _n; } while (0)
177: #define AIT_SET_BLOB2(_vl, _bv) do { ait_val_t *__val = (_vl); assert(__val); assert((_bv)); \
178: __val->val_type = blob; AIT_LEN(__val) = (_bv)->blob_len; \
179: __val->val.blob = (_bv)->blob_var; } while (0)
180: #define AIT_NEW_BLOB(_vl, _len) AIT_SET_BLOB((_vl), 0, _len)
181:
182: #define AIT_SET_U8(_vl, _n) do { ait_val_t *__val = (_vl); assert(__val); \
183: __val->val_type = u8; __val->val.u8 = _n; \
184: AIT_LEN(__val) = sizeof(uint8_t); } while (0)
185: #define AIT_SET_U16(_vl, _n) do { ait_val_t *__val = (_vl); assert(__val); \
186: __val->val_type = u16; __val->val.u16 = _n; \
187: AIT_LEN(__val) = sizeof(uint16_t); } while (0)
188: #define AIT_SET_U32(_vl, _n) do { ait_val_t *__val = (_vl); assert(__val); \
189: __val->val_type = u32; __val->val.u32 = _n; \
190: AIT_LEN(__val) = sizeof(uint32_t); } while (0)
191: #define AIT_SET_U64(_vl, _n) do { ait_val_t *__val = (_vl); assert(__val); \
192: __val->val_type = u64; __val->val.u64 = _n; \
193: AIT_LEN(__val) = sizeof(uint64_t); } while (0)
194: #define AIT_SET_I8(_vl, _n) do { ait_val_t *__val = (_vl); assert(__val); \
195: __val->val_type = i8; __val->val.i8 = _n; \
196: AIT_LEN(__val) = sizeof(int8_t); } while (0)
197: #define AIT_SET_I16(_vl, _n) do { ait_val_t *__val = (_vl); assert(__val); \
198: __val->val_type = i16; __val->val.i16 = _n; \
199: AIT_LEN(__val) = sizeof(int16_t); } while (0)
200: #define AIT_SET_I32(_vl, _n) do { ait_val_t *__val = (_vl); assert(__val); \
201: __val->val_type = i32; __val->val.i32 = _n; \
202: AIT_LEN(__val) = sizeof(int32_t); } while (0)
203: #define AIT_SET_I64(_vl, _n) do { ait_val_t *__val = (_vl); assert(__val); \
204: __val->val_type = i64; __val->val.i64 = _n; \
205: AIT_LEN(__val) = sizeof(int64_t); } while (0)
206: #define AIT_SET_F32(_vl, _n) do { ait_val_t *__val = (_vl); assert(__val); \
207: __val->val_type = f32; __val->val.f32 = _n; \
208: AIT_LEN(__val) = sizeof(float); } while (0)
209: #define AIT_SET_F64(_vl, _n) do { ait_val_t *__val = (_vl); assert(__val); \
210: __val->val_type = f64; __val->val.f64 = _n; \
211: AIT_LEN(__val) = sizeof(double); } while (0)
212:
213: /* if attribute zeroCopy is set not execute free() */
214: #define AIT_FREE_VAL(_vl) do { ait_val_t *__val = (_vl); assert(__val); \
215: switch (__val->val_type) { \
216: case buffer: \
217: if (__val->val.buffer) { \
218: free(__val->val.buffer); \
219: __val->val.buffer = NULL; \
220: } \
221: break; \
222: case string: \
223: if (__val->val.string) { \
224: free(__val->val.string); \
225: __val->val.string = NULL; \
226: } \
227: break; \
228: default: \
229: break; \
230: } \
231: __val->val_type = empty; \
232: AIT_LEN(__val) = 0; \
233: } while (0)
234:
235: struct io_ether_addr {
236: u_int8_t ether_addr_octet[6];
237: };
238:
239:
240: // io_GetErrno() Get error code of last operation
241: inline int io_GetErrno();
242: // io_GetError() Get error text of last operation
243: inline const char *io_GetError();
244:
245:
246: /*
247: * io_ether_ntoa() Convert ethernet address to string
248: * @n = ethernet address structure, like struct ether_addr
249: * @a = string
250: * @len = string length
251: * return: NULL error or !=NULL string a
252: */
253: inline char *io_ether_ntoa(const struct io_ether_addr *n, char * __restrict a, int len);
254:
255: /*
256: * io_vals2buffer() Marshaling data from array with variables to buffer
257: * @buf = Buffer
258: * @buflen = Size of buffer
259: * @vars = Variable array
260: * return: -1 error, 0 nothing done or >0 size of marshaled data
261: */
262: int io_vals2buffer(unsigned char *buf, int buflen, array_t *vars);
263: /*
264: * io_buffer2vals() De-marshaling data from buffer to array with variables
265: * @buf = Buffer
266: * @buflen = Size of buffer
267: * @vnum = Number of variables into buffer
268: * @zcpy = Zero-copy for variables, if !=0 don't use io_arrayFree() for free variables and
269: *DON'T MODIFY OR DESTROY BUFFER*. =0 call io_arrayFree() before io_arrayDestroy()
270: * return: =NULL error, !=NULL allocated variable array, after use must free with io_arrayDestroy()
271: */
272: array_t *io_buffer2vals(unsigned char *buf, int buflen, int vnum, int zcpy);
273: /*
274: * io_vals2map() Marshaling data from array with variables to memory map
275: * @buf = Buffer
276: * @buflen = Size of buffer
277: * @vars = Variable array
278: * return: -1 error, 0 nothing done or >0 size of marshaled data
279: */
280: int io_vals2map(u_char *buf, int buflen, array_t *vars);
281: /*
282: * io_map2vals() De-marshaling data from memory map to array with variables
283: * @buf = Buffer
284: * @buflen = Size of buffer
285: * @vnum = Number of variables into buffer
286: * @zcpy = Zero-copy for variables, if !=0 don't use io_arrayFree() for free variables and
287: *DON'T MODIFY OR DESTROY BUFFER*. =0 call io_arrayFree() before io_arrayDestroy()
288: * return: =NULL error, !=NULL allocated variable array, after use must free with io_arrayDestroy()
289: */
290: array_t *io_map2vals(u_char *buf, int buflen, int vnum, int zcpy);
291:
292: /*
293: * ioPromptRead() Read data from input h[0] with prompt to output h[1]
294: * @h = file handles h[0] = input, h[1] = output, if NULL use stdin, stdout
295: * @csPrompt = Prompt before input, may be NULL
296: * @psData = Readed data
297: * @dataLen = Length of data
298: * return: 0 EOF; -1 error:: can`t read; >0 count of readed chars
299: */
300: int ioPromptRead(int *h, const char *csPrompt, char * __restrict psData, int dataLen);
301: /*
302: * ioPromptPassword() Read password from input h[0] with prompt to output h[1]
303: * @h = file handles h[0] = input, h[1] = output, if NULL use stdin, stdout
304: * @csPrompt = Prompt before input, may be NULL
305: * @psPass = Readed password
306: * @passLen = Length of password
307: * @confirm = Confirm password, 0 - get password, !=0 Ask for confirmation
308: * return: 0 EOF; -1 error:: can`t read; >0 count of readed chars
309: */
310: int ioPromptPassword(int *h, const char *csPrompt, char * __restrict psPass, int passLen, int confirm);
311:
312: /*
313: * ioRegexVerify() Function for verify data match in regex expression
314: * @csRegex = Regulare expression pattern
315: * @csData = Data for check and verify
316: * @startPos = Return start positions
317: * @endPos = Return end positions
318: * return: NULL not match or error; !=NULL begin of matched data
319: */
320: const char *ioRegexVerify(const char *csRegex, const char *csData, int *startPos, int *endPos);
321: /*
322: * ioRegexGet() Function for get data match in regex expression
323: * @csRegex = Regulare expression pattern
324: * @csData = Data from get
325: * @psString = Returned string if match
326: * @strLen = Length of string
327: * return: 0 not match; >0 count of returned chars
328: */
329: int ioRegexGet(const char *csRegex, const char *csData, char * __restrict psString, int strLen);
330: /*
331: * ioRegexReplace() Function for replace data match in regex expression with newdata
332: * @csRegex = Regulare expression pattern
333: * @csData = Source data
334: * @csNew = Data for replace
335: * return: NULL not match or error; !=NULL allocated new string, must be free after use!
336: */
337: char *ioRegexReplace(const char *csRegex, const char *csData, const char *csNew);
338:
339: /*
340: * ioVarAst() Function for evaluate string like asterisk variable "{text[:[-]#[:#]]}"
341: * @csString = Input string
342: * return: NULL error, !=NULL Allocated new string evaluated from input string, must be free()
343: */
344: char *ioVarAst(const char *csString);
345:
346: /*
347: * io_Path2File() Parse and make path/filename pair
348: * @csArgs = Input argument line
349: * @psPath = Output Path, if ==NULL path not returned
350: * @pathLen = Size of path array
351: * @psFile = Output File
352: * @fileLen = Size of file array
353: * return: 0 error format; -1 error:: can`t read; >0 ok, number of readed items
354: */
355: inline int io_Path2File(const char * __restrict csArgs, char * __restrict psPath, int pathLen,
356: char * __restrict psFile, int fileLen);
357:
358: /*
359: * io_UnquotStr() Remove quots from input text string
360: * @psLine = Text string
361: * return: 0 nothing to do; 1 successful unquoted string
362: */
363: inline int io_UnquotStr(unsigned char * __restrict psLine);
364: /*
365: * io_LTrimStr() Remove left whitespaces from text string
366: * @psLine = Text string
367: * return: 0 nothing to do; !=0 Removed bytes
368: */
369: inline int io_LTrimStr(unsigned char * __restrict psLine);
370: /*
371: * io_RTrimStr() Remove right whitespaces from text string
372: * @psLine = Text string
373: * return: 0 nothing to do; !=0 Removed bytes
374: */
375: inline int io_RTrimStr(unsigned char * __restrict psLine);
376: /*
377: * io_TrimStr() Remove left and right whitespaces from text string
378: * @psLine = Text string
379: * return: 0 nothing to do; !=0 Removed bytes
380: */
381: inline int io_TrimStr(unsigned char * __restrict psLine);
382: /*
383: * io_Ch2Hex() Convert from Char string to Hex string
384: * @psLine = Text string
385: * @lineLen = Length of Text string
386: * return: NULL nothing to do or error; !=0 Allocated new converted data without term\0 (must be free)
387: */
388: inline unsigned char *io_Ch2Hex(unsigned char *psLine, int lineLen);
389: /*
390: * io_Hex2Ch() Convert from Hex string to Char string
391: * @psLine = Text string
392: * @lineLen = Length of Text string
393: * return: NULL nothing to do or error; !=0 Allocated new converted string(must be free)
394: */
395: inline char *io_Hex2Ch(unsigned char *psLine, int lineLen);
396:
397: /*
398: * io_arrayInit() - Create and initialize dynamic array
399: * @numItems = Number of Items
400: * return: NULL error, != NULL allocated memory for array
401: */
402: inline array_t *io_arrayInit(int numItems);
403: /*
404: * io_arrayDestroy() - Free and destroy dynamic array
405: * @parr = Array
406: * return: none
407: */
408: inline void io_arrayDestroy(array_t ** __restrict parr);
409: /*
410: * io_arrayFree() - Free all data in dynamic array items
411: * (WARNING! If assign static array dont use this!!!)
412: * @arr = Array
413: * return: none
414: */
415: inline void io_arrayFree(array_t * __restrict arr);
416: /*
417: * io_arrayFrom() - Create and fill array from array with pointers
418: * @pargv = Array with pointers
419: * @argc = Number of Items, if 0 walk through argv and stop when reach NULL item
420: * return: NULL error, != NULL allocated new array
421: */
422: inline array_t *io_arrayFrom(const char *** __restrict pargv, int argc);
423: /*
424: * io_arrayTo() - Create and fill array with pointers from dynamic array
425: * @arr = Array
426: * return: NULL error, != NULL allocated memory for array, NULL terminated
427: */
428: inline char **io_arrayTo(array_t * __restrict arr);
429: /*
430: * io_arrayLen() - Get last used element in dynamic array (array Length)
431: * @arr = Array
432: * return: -1 error, 0 empty or >0 position of last used element
433: */
434: inline int io_arrayLen(array_t * __restrict arr);
435: /*
436: * io_arrayConcat() Concat source array to destination array
437: * @dest = Destination array
438: * @src = Source array
439: * return: -1 error; >0 new count of destination array
440: */
441: int io_arrayConcat(array_t * __restrict dest, array_t * __restrict src);
442: /*
443: * io_arrayCopy() Copy source array to destination array
444: * @dest = Destination array, after use free with io_arrayDestroy()
445: * @src = Source array
446: * return: -1 error; >0 count of destination array
447: */
448: int io_arrayCopy(array_t ** __restrict dest, array_t * __restrict src);
449: /*
450: * io_arrayGrow() - Grow/Shrink dynamic array, Use with care when it shrink!!!
451: * @arr = Array
452: * @newNumItems = Number of Items
453: * @freeShrink = Free elements before shrink array
454: * return: -1 error, 0 ok
455: */
456: int io_arrayGrow(array_t * __restrict arr, int newNumItems, int freeShrink);
457: /*
458: * io_arrayVacuum() - Vacuum dynamic array, empty elements will be deleted
459: * @arr = Array
460: * @fromWhere = 1 begin, 2 ALL empty elements
461: * return: -1 error, 0 ok
462: */
463: int io_arrayVacuum(array_t * __restrict arr, int fromWhere);
464:
465: #define io_arraySize(_arr) ((_arr) ? (_arr)->arr_num : 0)
466: #define io_arrayZero(_arr) (assert((_arr)), memset((_arr)->arr_data, 0, \
467: io_arraySize((_arr)) * sizeof(void*)))
468:
469: #define io_arrayGet(_arr, _d) (assert((_arr) && (_arr)->arr_num > _d), *((_arr)->arr_data + _d))
470: #define io_array(_arr, _d, _type) (assert((_arr) && (_arr)->arr_num > _d), \
471: ((_type) *((_arr)->arr_data + _d)))
472: #define io_arraySet(_arr, _d, _ptr) do { \
473: assert((_arr) && (_arr)->arr_num > _d); \
474: *((_arr)->arr_data + _d) = (void*) (_ptr); \
475: } while (0)
476: #define io_arrayDel(_arr, _d, _fri) do { \
477: assert((_arr) && (_arr)->arr_num > _d); \
478: if (_fri) \
479: free(*((_arr)->arr_data + _d)); \
480: *((_arr)->arr_data + _d) = NULL; \
481: } while (0)
482:
483: /*
484: * io_arrayPush() - Push element into dynamic array like stack manner, place at first empty position
485: * @arr = Array
486: * @data = Element, if set NULL return only first empty position
487: * return: -1 not found empty position, array is full!, >-1 return position of stored element into array
488: */
489: inline int io_arrayPush(array_t * __restrict arr, void **data);
490: /*
491: * io_arrayPop() - Pop element from dynamic array like stack manner, last used position
492: * @arr = Array
493: * @data = Element, if set NULL return only last used position
494: * @delAfter = Delete after Pop element, !=0 delete element from array after return data
495: * return: -1 not found used position, array is empty!, >-1 return element position
496: */
497: inline int io_arrayPop(array_t * __restrict arr, void ** __restrict data, int delAfter);
498:
499: /*
500: * io_argsNum() Parse and calculate number of arguments
501: * @csArgs = Input arguments line
502: * @csDelim = Delimiter(s) for separate
503: * return: 0 error format; -1 error:: can`t read; >0 ok, number of items
504: */
505: inline int io_argsNum(const char *csArgs, const char *csDelim);
506:
507: /*
508: * io_arrayMake() Parse and make array from arguments ... (input string will be modified!!!
509: * and output array must be free with io_arrayDestroy() after use!)
510: * @psArgs = Input arguments line, after execute string is modified!!!
511: * @nargs = Maximum requested count of arguments from input string psArgs, if 0 all psArgs
512: * @csDelim = Delimiter(s) for separate
513: * @parr = Output array of arguments ... (must be free with io_arrayDestroy() after use!)
514: * return: 0 error format; -1 error:: can`t read; >0 ok, number of readed items
515: */
516: int io_arrayMake(char * __restrict psArgs, int nargs, const char *csDelim,
517: array_t ** __restrict parr);
518:
519: /*
520: * io_MakeAV() Parse and make attribute/value pair
521: * @csArgs = Input argument line
522: * @csDelim = Delimiter for separate
523: * @psAttr = Output Attribute
524: * @attrLen = Size of attribute array
525: * @psValue = Output Value, if ==NULL this element not present value or not wanted for return
526: * @valLen = Size of value array
527: * return: 0 error format; -1 error:: can`t read; >0 ok, number of readed items
528: */
529: int io_MakeAV(const char * __restrict csArgs, const char *csDelim,
530: char * __restrict psAttr, int attrLen, char * __restrict psValue, int valLen);
531:
532: /*
533: * io_sarrInit() - Create and initialize dynamic split-order array
534: * @numItems = Number of Items
535: * @segLen = Length of segment
536: * return: NULL error, != NULL allocated memory for array
537: */
538: inline sarr_t *io_sarrInit(int numItems, int segLen);
539: /*
540: * io_sarrDestroy() - Free all data in dynamic split-order array and Destroy array
541: * @parr = Array
542: * return: none
543: */
544: inline void io_sarrDestroy(sarr_t ** __restrict parr);
545: /*
546: * io_sarrGrow() - Grow/Shrink dynamic split-order array, Use with care when it shrink!!!
547: * @arr = Array
548: * @newNumItems = Number of Items
549: * return: -1 error, 0 ok
550: */
551: int io_sarrGrow(sarr_t * __restrict arr, int newNumItems);
552: /*
553: * io_sarrVacuum() - Vacuum dynamic split-order array, empty segments will be freed
554: * @arr = Array
555: * return: -1 error, >-1 freed segments
556: */
557: inline int io_sarrVacuum(sarr_t * __restrict arr);
558: #define io_sarrSize(_arr) ((_arr) ? (_arr)->sarr_num : 0)
559: #define io_sarrSeg(_arr) (assert((_arr)), (_arr)->sarr_seg)
560: /*
561: * io_sarrCopy() Copy source split array to destination split array
562: * @dest = Destination split array, after use free with io_sarrDestroy()
563: * @src = Source split array
564: * return: -1 error; >0 count of destination split array
565: */
566: int io_sarrCopy(sarr_t ** __restrict dest, sarr_t * __restrict src);
567: /*
568: * io_sarrGet() - Get element from dynamic split-order array
569: * @arr = Array
570: * @idx = Index (warning 1st element is at position 1)
571: * return: NULL not found, !=NULL element
572: */
573: inline void *io_sarrGet(sarr_t * __restrict arr, unsigned int idx);
574: /*
575: * io_sarrGet2() - Always get element from dynamic split-order array
576: * Function automatic grow array. Good use for Hash tables!
577: * @arr = Array
578: * @idx = Index (warning 1st element is at position 1)
579: * return: NULL not found, !=NULL element
580: */
581: void *io_sarrGet2(sarr_t * __restrict arr, unsigned int idx);
582: /*
583: * io_sarrSet() - Set element to dynamic split-order array
584: * @arr = Array
585: * @idx = Index (warning 1st element is at position 1)
586: * @data = Value
587: * return: NULL error or empty, !=NULL old value in element
588: */
589: inline void *io_sarrSet(sarr_t * __restrict arr, unsigned int idx, void *data);
590: #define io_sarrDel(_arr, _idx) io_sarrSet((_arr), _idx, NULL)
591: #define io_sarr(_arr, _idx, _type) (_type)io_sarrGet((_arr), _idx)
592: /*
593: * io_sarr2array() - Convert from split-order array to dynamic array
594: * @sa = split array
595: * @sarrFree = after convert split array !=0 will be destroyed sarray
596: * return: NULL error or != NULL new array
597: */
598: array_t *io_sarr2array(sarr_t ** __restrict sa, int sarrFree);
599: /*
600: * io_array2sarr() - Convert from dynamic array to split-order array
601: * @a = array
602: * @segLen = Length of segment
603: * @arrFree = after convert array !=0 will be destroyed
604: * return: NULL error or != NULL new sarr
605: */
606: sarr_t *io_array2sarr(array_t ** __restrict a, int segLen, int arrFree);
607:
608: /*
609: * io_CopyEnv() Copy environment to new environment array;
610: * @oldenv = Environment array
611: * return: NULL error; !=NULL Allocated new environment array(must be free)
612: */
613: char **io_CopyEnv(const char **oldenv);
614: /*
615: * io_ExecArgs() Build exec arguments from other array
616: * @psProg = Program name for execute
617: * @oldarg = Arguments array
618: * return: NULL error; !=NULL Allocated execution array(must be free)
619: */
620: char **io_ExecArgs(const char *psProg, const char **oldarg);
621: /*
622: * io_FreeNullTerm() Free dynamic allocated null terminated array with strings
623: * @arr = Pointer to array for free
624: * return: none
625: */
626: inline void io_FreeNullTerm(char *** __restrict arr);
627:
628: /*
629: * ioURLGet() Parse and get data from input URL
630: * @csURL = Input URL line
631: * @url = Output parsed URL
632: * return: 0 error format not find tech:// and return URL like path;
633: -1 error:: can`t read; >0 ok, up bits for known elements
634: */
635: int ioURLGet(const char *csURL, struct tagIOURL *url);
636: /*
637: * ioURLGetValue() Get value from parsed URL
638: * @url = Input parsed URL
639: * @csAttr = Attribute for search
640: * @psValue = Return value of attribute, if ==NULL only check for existence of attribute
641: * @valLen = Size of psValue array
642: * return: 0 error attribute not find; -1 error:: can`t read; >0 ok, find at position
643: */
644: int ioURLGetValue(struct tagIOURL *url, const char *csAttr, char * __restrict psValue, int valLen);
645: /*
646: * ioURLGetFile() Get file from parsed URL
647: * @url = Input parsed URL
648: * @psValue = Return filename, if not specified file in url path, replace with /
649: * @valLen = Size of psValue array
650: * return: -1 error:: can`t read; 0 ok
651: */
652: int ioURLGetFile(struct tagIOURL *url, char * __restrict psValue, int valLen);
653:
654:
655: /*
656: * ioXMLGet() Parse and get data from input XML request string [ns:]container[|attribute[=value]][?data]
657: * @csXML = Input XML request line
658: * @xml = Output parsed XML request
659: * return: 0 error format incorrect, -1 error:: can`t read; >0 ok readed elements bits
660: */
661: int ioXMLGet(const char *csXML, struct tagReqXML *xml);
662:
663:
664: /*
665: * ioMkDir() Function for racursive directory creation and validation
666: * @csDir = Full directory path
667: * @mode = Mode for directory creation if missing dir
668: * return: -1 error, 0 directory path exist, >0 created missing dirs
669: */
670: int ioMkDir(const char *csDir, int mode);
671:
672: /*
673: * ioWatchDirLoop() Function for watching changes in directory and fire callback
674: * @csDir = Full directory path
675: * @callback = Callback if raise event! nOp -1 delete, 0 change/move, 1 create
676: * return: -1 error, !=-1 ok, number of total signaled events
677: */
678: int ioWatchDirLoop(const char *csDir, int (*callback)(const char *csName, int nOp));
679:
680:
681: /*
682: * io_rread() Raw VFS read function
683: * @fd = File handle
684: * @buf = Read buffer
685: * @nbytes = Read buffer size
686: * @offset = Read from position, if -1 read nbytes from current position
687: * @update = Update file handle position !0
688: * return: -1 error or !=-1 readed bytes
689: */
690: inline int io_rread(int fd, void * __restrict buf, size_t nbytes, off_t offset, int update);
691: /*
692: * io_rwrite() Raw VFS write function
693: * @fd = File handle
694: * @buf = Write buffer
695: * @nbytes = Write bytes from buffer
696: * @offset = Write at position, if -1 write nbytes from current position
697: * @update = Update file handle position !0
698: * return: -1 error or !=-1 writed bytes
699: */
700: inline int io_rwrite(int fd, void * __restrict buf, size_t nbytes, off_t offset, int update);
701:
702: /* Disk I/O helper macros */
703: #define io_read(f, b, n) io_rread(f, b, n, -1, 1)
704: #define io_write(f, b, n) io_rwrite(f, b, n, -1, 1)
705:
706:
707: /* Debug helper macros */
708: extern int io_Debug;
709:
710: #define io_initDebug(x) io_Debug = (x);
711: #define io_addDebug io_Debug++
712: #define ioDEBUG(x, fmt, ...) do { \
713: assert((fmt)); \
714: char str[STRSIZ] = { 0 }; \
715: snprintf(str, sizeof str, (fmt), ##__VA_ARGS__); \
716: if ((x) <= io_Debug) \
717: syslog(LOG_DEBUG, "ioDebug(%d):%s(%d): %s\n", \
718: (x), __func__, __LINE__, str); \
719: } while (0)
720:
721: #define ioERROR(x, fmt, ...) do { \
722: assert((fmt)); \
723: char str[STRSIZ] = { 0 }; \
724: snprintf(str, sizeof str, (fmt), ##__VA_ARGS__); \
725: syslog(LOG_ERR, "ioError():%s(%d): #%d - %s\n", \
726: __func__, __LINE__, (x), str); \
727: } while (0)
728: #define io_sysERROR(x) do { \
729: if (x > 0 || errno) \
730: syslog(LOG_ERR, "ioError(sys):%s(%d): #%d - %s\n", \
731: __func__, __LINE__, x > 0 ? x : errno, \
732: strerror(x > 0 ? x : errno)); \
733: } while (0)
734: #define io_aitERROR(ait) do { \
735: if (ait##_GetErrno()) \
736: syslog(LOG_ERR, "ioError(ait):%s(%d): #%d - %s\n", \
737: __func__, __LINE__, ait##_GetErrno(), \
738: ait##_GetError()); \
739: } while (0)
740:
741:
742: /* Crypto framework */
743:
744: /*
745: * ioCipher() Cipher wrapper for all supported crypto algorythms
746: * @pInput = input buffer
747: * @inLen = input buffer len
748: * @ppOutput = output allocated buffe, must be free after use
749: * @Cipher = cipher engine, like EVP_bf_cbc() or etc...
750: * @pKey = key
751: * @pIV = IV, salt (8 bytes)
752: * @nMode = Mode 0 - decrypting or 1 - encrypting
753: * return: 0 not present data or error!; >0 number of processed and returned bytes into ppOutput
754: */
755: int ioCipher(unsigned char *pInput, int inLen, unsigned char **ppOutput, const EVP_CIPHER *Cipher,
756: unsigned char *pKey, unsigned char *pIV, int nMode);
757:
758: /*
759: * io_Blowfish() Blowfish cipher algorythm, work with ASCII hex strings
760: * @pInput = input buffer
761: * @inLen = input buffer len
762: * @ppOutput = output allocated buffe, must be free after use
763: * @pKey = key
764: * @pIV = IV, salt (8 bytes)
765: * @nMode = Mode 0 - decrypting or 1 - encrypting
766: * return: 0 not present data or error!; >0 number of processed and returned bytes into ppOutput
767: */
768: int io_Blowfish(unsigned char *pInput, int inLen, unsigned char **ppOutput,
769: unsigned char *pKey, unsigned char *pIV, int nMode);
770: /*
771: * io_ctr_AES() Encrypt/Decrypt stream cipher CTR_AES
772: * @pInput = Input buffer with ASCII
773: * @inLen = Input buffer data length
774: * @ppOutput = Output buffer with cipher data, must be free after use
775: * @pKey = Key
776: * @IV = IVector/Nonce/Counter, Warning: IV must be variable, because we write there!!!
777: * return: -1 error or >-1 how many cipher blocks proceeded
778: */
779: int io_ctr_AES(unsigned char *pInput, int inLen, unsigned char **ppOutput,
780: unsigned char *pKey, unsigned char IV[AES_BLOCK_SIZE]);
781:
782:
783: /*
784: * ioAllocPTY() Allocate new PTY and TTY
785: * @ptyfd = master fd, pty
786: * @ttyfd = slave fd, tty
787: * @name = tty device name if not null
788: * @namesiz = name length, must be above 63 bytes.
789: * @term = termios for terminal
790: * @winz = winsize for terminal
791: * return: -1 error or 0 ok
792: */
793: inline int ioAllocPTY(int *ptyfd, int *ttyfd, char * __restrict name, int namesiz,
794: struct termios * __restrict term, struct winsize * __restrict winz);
795: /*
796: * ioFreePTY() Release PTY and TTY device
797: * @ptyfd = master fd, pty (==-1 skip closing pty)
798: * @ttyname = tty filename
799: * return: none
800: */
801: inline void ioFreePTY(int ptyfd, const char *ttyname);
802: /*
803: * ioChgWinPTY() Change window size of PTY
804: * @ptyfd = master fd, pty
805: * @row = row
806: * @col = col
807: * @xpxl = x pixels
808: * @ypxl = y pixels
809: * return: -1 error or 0 ok
810: */
811: inline int ioChgWinPTY(int ptyfd, unsigned short row, unsigned short col,
812: unsigned short xpxl, unsigned short ypxl);
813: /*
814: * ioSetOwnerTTY() Set owner to TTY
815: * @ttyname = tty filename
816: * @UID = uid
817: * @GID = gid
818: * return: -1 error or 0 ok
819: */
820: int ioSetOwnerTTY(const char *ttyname, uid_t UID, gid_t GID);
821: /*
822: * ioSetSidTTY() Makes the process's controlling TTY and sets it to sane modes.
823: * @ttyfd = slave fd, tty
824: * @ttyname = tty filename
825: * return: -1 error or 0 ok
826: */
827: int ioSetSidTTY(int *ttyfd, const char *ttyname);
828: /*
829: * ioSetRAWMode() Enter into RAW mode
830: * @fd = tty fd
831: * @otio = saved old termios for later restore if !=NULL
832: * return: -1 error or 0 ok
833: */
834: inline int ioSetRAWMode(int fd, struct termios *otio);
835: /*
836: * ioRestoreMode() Restore termios to tty fd
837: * @fd = tty fd
838: * @tio = termios structure for restore
839: * return: -1 error or 0 ok
840: */
841: inline int ioRestoreMode(int fd, struct termios tio);
842: /*
843: * ioForkPTY() Fork new process with session leader and new TTY
844: * @ptyfd = master fd, pty
845: * @name = tty device name if not null
846: * @namesiz = name length, must be above 63 bytes.
847: * @term = termios for terminal
848: * @winz = winsize for terminal
849: * @otio = old termios structure for restore
850: * return: -1 error, 0 child process or >0 parent: pid of child
851: */
852: pid_t ioForkPTY(int *ptyfd, char * __restrict name, int namesiz, struct termios * __restrict term,
853: struct winsize * __restrict winz, struct termios * __restrict otio);
854:
855: /*
856: * ioCreatePIDFile() Create PID file
857: * @csName = PID filename
858: * @ifExists = !=0 if filename exists return error
859: * return: -1 error or 0 ok
860: */
861: inline int ioCreatePIDFile(const char *csName, int ifExists);
862:
863:
864: #endif
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