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 1.11.2.11 2011/09/01 15:11:16 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: #include <assert.h>
51: #include <openssl/evp.h>
52:
53:
54: #define VACUUM_LEFT 1
55: #define VACUUM_BETWEEN 2
56:
57: /* AIT arrays */
58:
59: typedef void ** sarr_seg_t;
60: typedef struct _tagSplitArray {
61: int sarr_num;
62: int sarr_seg;
63: int sarr_siz;
64: sarr_seg_t *sarr_data;
65: } sarr_t;
66:
67: typedef struct _tagArray {
68: int arr_num;
69: void **arr_data;
70: } array_t;
71:
72: /* URL staff ... */
73:
74: typedef struct _tagURLItem {
75: int vallen;
76: char *value;
77: } url_Item_t;
78:
79: struct tagIOURL {
80: unsigned char url_line[BUFSIZ];
81:
82: url_Item_t url_tech;
83: url_Item_t url_user;
84: url_Item_t url_pass;
85: url_Item_t url_host;
86: url_Item_t url_port;
87: url_Item_t url_path;
88: url_Item_t url_args;
89:
90: char *url_reserved;
91: };
92:
93: struct tagReqXML {
94: unsigned char xml_line[BUFSIZ];
95:
96: url_Item_t xml_namespace;
97: union {
98: url_Item_t container;
99: url_Item_t path;
100: } xml_node;
101: url_Item_t xml_data;
102: url_Item_t xml_attribute;
103: url_Item_t xml_value;
104: };
105:
106: /* AIT RPC variables and managment */
107:
108: typedef enum {
109: empty, /* empty -> variable is not set */
110: buffer, string, blob, /* buffer -> uint8_t*; string -> int8_t*; blob -> void*(+socket); */
111: f32, f64, /* float -> f32; double -> f64 */
112: u8, u16, u32, u64, /* unsigned integers ... */
113: i8, i16, i32, i64, /* integers ... */
114: } ait_type_t;
115:
116: typedef struct {
117: uint8_t val_type;
118: uint32_t val_len;
119: union {
120: uint64_t net;
121:
122: uint8_t *buffer;
123: int8_t *string;
124: uint32_t blob;
125: float f32;
126: double f64;
127: uint8_t u8;
128: uint16_t u16;
129: uint32_t u32;
130: uint64_t u64;
131: int8_t i8;
132: int16_t i16;
133: int32_t i32;
134: int64_t i64;
135: } val;
136: } __packed ait_val_t;
137:
138: #define AIT_TYPE(_vl) ((ait_type_t) (_vl)->val_type)
139: #define AIT_LEN(_vl) (_vl)->val_len
140: #define AIT_BLOB_CHUNKS(_vl, _n) (assert((_vl)), AIT_LEN((_vl)) / _n + (AIT_LEN((_vl)) % _n) ? 1 : 0)
141: #define AIT_ISEMPTY(_vl) (assert((_vl)), AIT_TYPE((_vl)) == empty)
142:
143: #define AIT_GET_BUF(_vl) (assert((_vl)), assert(AIT_TYPE((_vl)) == buffer), (_vl)->val.buffer)
144: #define AIT_GET_STR(_vl) (assert((_vl)), assert(AIT_TYPE((_vl)) == string), (_vl)->val.string)
145: #define AIT_GET_BLOB(_vl) (assert((_vl)), assert(AIT_TYPE((_vl)) == blob), (_vl)->val.blob)
146: #define AIT_GET_U8(_vl) (assert((_vl)), assert(AIT_TYPE((_vl)) == u8), (_vl)->val.u8)
147: #define AIT_GET_U16(_vl) (assert((_vl)), assert(AIT_TYPE((_vl)) == u16), (_vl)->val.u16)
148: #define AIT_GET_U32(_vl) (assert((_vl)), assert(AIT_TYPE((_vl)) == u32), (_vl)->val.u32)
149: #define AIT_GET_U64(_vl) (assert((_vl)), assert(AIT_TYPE((_vl)) == u64), (_vl)->val.u64)
150: #define AIT_GET_I8(_vl) (assert((_vl)), assert(AIT_TYPE((_vl)) == i8), (_vl)->val.i8)
151: #define AIT_GET_I16(_vl) (assert((_vl)), assert(AIT_TYPE((_vl)) == i16), (_vl)->val.i16)
152: #define AIT_GET_I32(_vl) (assert((_vl)), assert(AIT_TYPE((_vl)) == i32), (_vl)->val.i32)
153: #define AIT_GET_I64(_vl) (assert((_vl)), assert(AIT_TYPE((_vl)) == i64), (_vl)->val.i64)
154: #define AIT_GET_F32(_vl) (assert((_vl)), assert(AIT_TYPE((_vl)) == f32), (_vl)->val.f32)
155: #define AIT_GET_F64(_vl) (assert((_vl)), assert(AIT_TYPE((_vl)) == f64), (_vl)->val.f64)
156:
157: #define AIT_SET_BUF(_vl, _v, _len) do { ait_val_t *__val = (_vl); assert(__val); assert((_v)); \
158: __val->val.buffer = malloc(_len); \
159: if (__val->val.buffer) { \
160: __val->val_type = buffer; AIT_LEN(__val) = _len; \
161: memcpy(__val->val.buffer, (_v), _len); \
162: } } while (0)
163: #define AIT_SET_STR(_vl, _v) do { ait_val_t *__val = (_vl); assert(__val); \
164: __val->val.string = (int8_t*) strdup((_v)); \
165: if (__val->val.string) { \
166: __val->val_type = string; \
167: AIT_LEN(__val) = strlen((_v)) + 1; \
168: } } while (0)
169: #define AIT_SET_BLOB(_vl, _n, _len) do { ait_val_t *__val = (_vl); assert(__val); \
170: __val->val_type = blob; AIT_LEN(__val) = _len; \
171: __val->val.blob = _n; } while (0)
172: #define AIT_SET_BLOB2(_vl, _bv) do { ait_val_t *__val = (_vl); assert(__val); assert((_bv)); \
173: __val->val_type = blob; AIT_LEN(__val) = (_bv)->blob_len; \
174: __val->val.blob = (_bv)->blob_var; } while (0)
175: #define AIT_NEW_BLOB(_vl, _len) AIT_SET_BLOB((_vl), 0, _len)
176:
177: #define AIT_SET_U8(_vl, _n) do { ait_val_t *__val = (_vl); assert(__val); \
178: __val->val_type = u8; __val->val.u8 = _n; \
179: AIT_LEN(__val) = sizeof(uint8_t); } while (0)
180: #define AIT_SET_U16(_vl, _n) do { ait_val_t *__val = (_vl); assert(__val); \
181: __val->val_type = u16; __val->val.u16 = _n; \
182: AIT_LEN(__val) = sizeof(uint16_t); } while (0)
183: #define AIT_SET_U32(_vl, _n) do { ait_val_t *__val = (_vl); assert(__val); \
184: __val->val_type = u32; __val->val.u32 = _n; \
185: AIT_LEN(__val) = sizeof(uint32_t); } while (0)
186: #define AIT_SET_U64(_vl, _n) do { ait_val_t *__val = (_vl); assert(__val); \
187: __val->val_type = u64; __val->val.u64 = _n; \
188: AIT_LEN(__val) = sizeof(uint64_t); } while (0)
189: #define AIT_SET_I8(_vl, _n) do { ait_val_t *__val = (_vl); assert(__val); \
190: __val->val_type = i8; __val->val.i8 = _n; \
191: AIT_LEN(__val) = sizeof(int8_t); } while (0)
192: #define AIT_SET_I16(_vl, _n) do { ait_val_t *__val = (_vl); assert(__val); \
193: __val->val_type = i16; __val->val.i16 = _n; \
194: AIT_LEN(__val) = sizeof(int16_t); } while (0)
195: #define AIT_SET_I32(_vl, _n) do { ait_val_t *__val = (_vl); assert(__val); \
196: __val->val_type = i32; __val->val.i32 = _n; \
197: AIT_LEN(__val) = sizeof(int32_t); } while (0)
198: #define AIT_SET_I64(_vl, _n) do { ait_val_t *__val = (_vl); assert(__val); \
199: __val->val_type = i64; __val->val.i64 = _n; \
200: AIT_LEN(__val) = sizeof(int64_t); } while (0)
201: #define AIT_SET_F32(_vl, _n) do { ait_val_t *__val = (_vl); assert(__val); \
202: __val->val_type = f32; __val->val.f32 = _n; \
203: AIT_LEN(__val) = sizeof(float); } while (0)
204: #define AIT_SET_F64(_vl, _n) do { ait_val_t *__val = (_vl); assert(__val); \
205: __val->val_type = f64; __val->val.f64 = _n; \
206: AIT_LEN(__val) = sizeof(double); } while (0)
207:
208: /* if attribute zeroCopy is set not execute free() */
209: #define AIT_FREE_VAL(_vl) do { ait_val_t *__val = (_vl); assert(__val); \
210: switch (__val->val_type) { \
211: case buffer: \
212: if (__val->val.buffer) { \
213: free(__val->val.buffer); \
214: __val->val.buffer = NULL; \
215: } \
216: break; \
217: case string: \
218: if (__val->val.string) { \
219: free(__val->val.string); \
220: __val->val.string = NULL; \
221: } \
222: break; \
223: default: \
224: break; \
225: } \
226: __val->val_type = empty; \
227: AIT_LEN(__val) = 0; \
228: } while (0)
229:
230:
231: // io_GetErrno() Get error code of last operation
232: inline int io_GetErrno();
233: // io_GetError() Get error text of last operation
234: inline const char *io_GetError();
235:
236:
237: /*
238: * io_vals2buffer() Marshaling data from array with variables to buffer
239: * @buf = Buffer
240: * @buflen = Size of buffer
241: * @vars = Variable array
242: * return: -1 error, 0 nothing done or >0 size of marshaled data
243: */
244: int io_vals2buffer(unsigned char *buf, int buflen, array_t *vars);
245: /*
246: * io_buffer2vals() De-marshaling data from buffer to array with variables
247: * @buf = Buffer
248: * @buflen = Size of buffer
249: * @vnum = Number of variables into buffer
250: * @zcpy = Zero-copy for variables, if !=0 don't use io_arrayFree() for free variables and
251: *DON'T MODIFY OR DESTROY BUFFER*. =0 call io_arrayFree() before io_arrayDestroy()
252: * return: =NULL error, !=NULL allocated variable array, after use must free with io_arrayDestroy()
253: */
254: array_t *io_buffer2vals(unsigned char *buf, int buflen, int vnum, int zcpy);
255:
256: /*
257: * ioPromptRead() Read data from input h[0] with prompt to output h[1]
258: * @h = file handles h[0] = input, h[1] = output, if NULL use stdin, stdout
259: * @csPrompt = Prompt before input, may be NULL
260: * @psData = Readed data
261: * @dataLen = Length of data
262: * return: 0 EOF; -1 error:: can`t read; >0 count of readed chars
263: */
264: int ioPromptRead(int *h, const char *csPrompt, char * __restrict psData, int dataLen);
265: /*
266: * ioPromptPassword() Read password from input h[0] with prompt to output h[1]
267: * @h = file handles h[0] = input, h[1] = output, if NULL use stdin, stdout
268: * @csPrompt = Prompt before input, may be NULL
269: * @psPass = Readed password
270: * @passLen = Length of password
271: * @confirm = Confirm password, 0 - get password, !=0 Ask for confirmation
272: * return: 0 EOF; -1 error:: can`t read; >0 count of readed chars
273: */
274: int ioPromptPassword(int *h, const char *csPrompt, char * __restrict psPass, int passLen, int confirm);
275:
276: /*
277: * ioRegexVerify() Function for verify data match in regex expression
278: * @csRegex = Regulare expression pattern
279: * @csData = Data for check and verify
280: * @startPos = Return start positions
281: * @endPos = Return end positions
282: * return: NULL not match or error; !=NULL begin of matched data
283: */
284: const char *ioRegexVerify(const char *csRegex, const char *csData, int *startPos, int *endPos);
285: /*
286: * ioRegexGet() Function for get data match in regex expression
287: * @csRegex = Regulare expression pattern
288: * @csData = Data from get
289: * @psString = Returned string if match
290: * @strLen = Length of string
291: * return: 0 not match; >0 count of returned chars
292: */
293: int ioRegexGet(const char *csRegex, const char *csData, char * __restrict psString, int strLen);
294: /*
295: * ioRegexReplace() Function for replace data match in regex expression with newdata
296: * @csRegex = Regulare expression pattern
297: * @csData = Source data
298: * @csNew = Data for replace
299: * return: NULL not match or error; !=NULL allocated new string, must be free after use!
300: */
301: char *ioRegexReplace(const char *csRegex, const char *csData, const char *csNew);
302:
303: /*
304: * ioVarAst() Function for evaluate string like asterisk variable "{text[:[-]#[:#]]}"
305: * @csString = Input string
306: * return: NULL error, !=NULL Allocated new string evaluated from input string, must be free()
307: */
308: char *ioVarAst(const char *csString);
309:
310: /*
311: * io_Path2File() Parse and make path/filename pair
312: * @csArgs = Input argument line
313: * @psPath = Output Path, if ==NULL path not returned
314: * @pathLen = Size of path array
315: * @psFile = Output File
316: * @fileLen = Size of file array
317: * return: 0 error format; -1 error:: can`t read; >0 ok, number of readed items
318: */
319: inline int io_Path2File(const char * __restrict csArgs, char * __restrict psPath, int pathLen,
320: char * __restrict psFile, int fileLen);
321:
322: /*
323: * io_UnquotStr() Remove quots from input text string
324: * @psLine = Text string
325: * return: 0 nothing to do; 1 successful unquoted string
326: */
327: inline int io_UnquotStr(unsigned char * __restrict psLine);
328: /*
329: * io_LTrimStr() Remove left whitespaces from text string
330: * @psLine = Text string
331: * return: 0 nothing to do; !=0 Removed bytes
332: */
333: inline int io_LTrimStr(unsigned char * __restrict psLine);
334: /*
335: * io_RTrimStr() Remove right whitespaces from text string
336: * @psLine = Text string
337: * return: 0 nothing to do; !=0 Removed bytes
338: */
339: inline int io_RTrimStr(unsigned char * __restrict psLine);
340: /*
341: * io_TrimStr() Remove left and right whitespaces from text string
342: * @psLine = Text string
343: * return: 0 nothing to do; !=0 Removed bytes
344: */
345: inline int io_TrimStr(unsigned char * __restrict psLine);
346: /*
347: * io_Ch2Hex() Convert from Char string to Hex string
348: * @psLine = Text string
349: * @lineLen = Length of Text string
350: * return: NULL nothing to do or error; !=0 Allocated new converted data without term\0 (must be free)
351: */
352: inline unsigned char *io_Ch2Hex(unsigned char *psLine, int lineLen);
353: /*
354: * io_Hex2Ch() Convert from Hex string to Char string
355: * @psLine = Text string
356: * @lineLen = Length of Text string
357: * return: NULL nothing to do or error; !=0 Allocated new converted string(must be free)
358: */
359: inline char *io_Hex2Ch(unsigned char *psLine, int lineLen);
360:
361: /*
362: * io_arrayInit() - Create and initialize dynamic array
363: * @numItems = Number of Items
364: * return: NULL error, != NULL allocated memory for array
365: */
366: inline array_t *io_arrayInit(int numItems);
367: /*
368: * io_arrayDestroy() - Free and destroy dynamic array
369: * @parr = Array
370: * return: none
371: */
372: inline void io_arrayDestroy(array_t ** __restrict parr);
373: /*
374: * io_arrayFree() - Free all data in dynamic array items
375: * (WARNING! If assign static array dont use this!!!)
376: * @arr = Array
377: * return: none
378: */
379: inline void io_arrayFree(array_t * __restrict arr);
380: /*
381: * io_arrayFrom() - Create and fill array from array with pointers
382: * @pargv = Array with pointers
383: * @argc = Number of Items, if 0 walk through argv and stop when reach NULL item
384: * return: NULL error, != NULL allocated new array
385: */
386: inline array_t *io_arrayFrom(const char *** __restrict pargv, int argc);
387: /*
388: * io_arrayTo() - Create and fill array with pointers from dynamic array
389: * @arr = Array
390: * return: NULL error, != NULL allocated memory for array, NULL terminated
391: */
392: inline char **io_arrayTo(array_t * __restrict arr);
393: /*
394: * io_arrayLen() - Get last used element in dynamic array (array Length)
395: * @arr = Array
396: * return: -1 error, 0 empty or >0 position of last used element
397: */
398: inline int io_arrayLen(array_t * __restrict arr);
399: /*
400: * io_arrayConcat() Concat source array to destination array
401: * @dest = Destination array
402: * @src = Source array
403: * return: -1 error; >0 new count of destination array
404: */
405: int io_arrayConcat(array_t * __restrict dest, array_t * __restrict src);
406: /*
407: * io_arrayCopy() Copy source array to destination array
408: * @dest = Destination array, after use free with io_arrayDestroy()
409: * @src = Source array
410: * return: -1 error; >0 count of destination array
411: */
412: int io_arrayCopy(array_t ** __restrict dest, array_t * __restrict src);
413: /*
414: * io_arrayGrow() - Grow/Shrink dynamic array, Use with care when it shrink!!!
415: * @arr = Array
416: * @newNumItems = Number of Items
417: * @freeShrink = Free elements before shrink array
418: * return: -1 error, 0 ok
419: */
420: int io_arrayGrow(array_t * __restrict arr, int newNumItems, int freeShrink);
421: /*
422: * io_arrayVacuum() - Vacuum dynamic array, empty elements will be deleted
423: * @arr = Array
424: * @fromWhere = 1 begin, 2 ALL empty elements
425: * return: -1 error, 0 ok
426: */
427: int io_arrayVacuum(array_t * __restrict arr, int fromWhere);
428:
429: #define io_arraySize(_arr) ((_arr) ? (_arr)->arr_num : 0)
430: #define io_arrayZero(_arr) (assert((_arr)), memset((_arr)->arr_data, 0, \
431: io_arraySize((_arr)) * sizeof(void*)))
432:
433: #define io_arrayGet(_arr, _d) (assert((_arr) && (_arr)->arr_num > _d), *((_arr)->arr_data + _d))
434: #define io_array(_arr, _d, _type) (assert((_arr) && (_arr)->arr_num > _d), \
435: ((_type) *((_arr)->arr_data + _d)))
436: #define io_arraySet(_arr, _d, _ptr) do { \
437: assert((_arr) && (_arr)->arr_num > _d); \
438: *((_arr)->arr_data + _d) = (void*) (_ptr); \
439: } while (0)
440: #define io_arrayDel(_arr, _d, _fri) do { \
441: assert((_arr) && (_arr)->arr_num > _d); \
442: if (_fri) \
443: free(*((_arr)->arr_data + _d)); \
444: *((_arr)->arr_data + _d) = NULL; \
445: } while (0)
446:
447: /*
448: * io_arrayPush() - Push element into dynamic array like stack manner, place at first empty position
449: * @arr = Array
450: * @data = Element, if set NULL return only first empty position
451: * return: -1 not found empty position, array is full!, >-1 return position of stored element into array
452: */
453: inline int io_arrayPush(array_t * __restrict arr, void **data);
454: /*
455: * io_arrayPop() - Pop element from dynamic array like stack manner, last used position
456: * @arr = Array
457: * @data = Element, if set NULL return only last used position
458: * @delAfter = Delete after Pop element, !=0 delete element from array after return data
459: * return: -1 not found used position, array is empty!, >-1 return element position
460: */
461: inline int io_arrayPop(array_t * __restrict arr, void ** __restrict data, int delAfter);
462:
463: /*
464: * io_argsNum() Parse and calculate number of arguments
465: * @csArgs = Input arguments line
466: * @csDelim = Delimiter(s) for separate
467: * return: 0 error format; -1 error:: can`t read; >0 ok, number of items
468: */
469: inline int io_argsNum(const char *csArgs, const char *csDelim);
470:
471: /*
472: * io_arrayMake() Parse and make array from arguments ... (input string will be modified!!!
473: * and output array must be free with io_arrayDestroy() after use!)
474: * @psArgs = Input arguments line, after execute string is modified!!!
475: * @nargs = Maximum requested count of arguments from input string psArgs, if 0 all psArgs
476: * @csDelim = Delimiter(s) for separate
477: * @parr = Output array of arguments ... (must be free with io_arrayDestroy() after use!)
478: * return: 0 error format; -1 error:: can`t read; >0 ok, number of readed items
479: */
480: int io_arrayMake(char * __restrict psArgs, int nargs, const char *csDelim,
481: array_t ** __restrict parr);
482:
483: /*
484: * io_MakeAV() Parse and make attribute/value pair
485: * @csArgs = Input argument line
486: * @csDelim = Delimiter for separate
487: * @psAttr = Output Attribute
488: * @attrLen = Size of attribute array
489: * @psValue = Output Value, if ==NULL this element not present value or not wanted for return
490: * @valLen = Size of value array
491: * return: 0 error format; -1 error:: can`t read; >0 ok, number of readed items
492: */
493: int io_MakeAV(const char * __restrict csArgs, const char *csDelim,
494: char * __restrict psAttr, int attrLen, char * __restrict psValue, int valLen);
495:
496: /*
497: * io_sarrInit() - Create and initialize dynamic split-order array
498: * @numItems = Number of Items
499: * @segLen = Length of segment
500: * return: NULL error, != NULL allocated memory for array
501: */
502: inline sarr_t *io_sarrInit(int numItems, int segLen);
503: /*
504: * io_sarrDestroy() - Free all data in dynamic split-order array and Destroy array
505: * @parr = Array
506: * return: none
507: */
508: inline void io_sarrDestroy(sarr_t ** __restrict parr);
509: /*
510: * io_sarrGrow() - Grow/Shrink dynamic split-order array, Use with care when it shrink!!!
511: * @arr = Array
512: * @newNumItems = Number of Items
513: * return: -1 error, 0 ok
514: */
515: int io_sarrGrow(sarr_t * __restrict arr, int newNumItems);
516: /*
517: * io_sarrVacuum() - Vacuum dynamic split-order array, empty segments will be freed
518: * @arr = Array
519: * return: -1 error, >-1 freed segments
520: */
521: inline int io_sarrVacuum(sarr_t * __restrict arr);
522: #define io_sarrSize(_arr) ((_arr) ? (_arr)->sarr_num : 0)
523: #define io_sarrSeg(_arr) (assert((_arr)), (_arr)->sarr_seg)
524: /*
525: * io_sarrCopy() Copy source split array to destination split array
526: * @dest = Destination split array, after use free with io_sarrDestroy()
527: * @src = Source split array
528: * return: -1 error; >0 count of destination split array
529: */
530: int io_sarrCopy(sarr_t ** __restrict dest, sarr_t * __restrict src);
531: /*
532: * io_sarrGet() - Get element from dynamic split-order array
533: * @arr = Array
534: * @idx = Index (warning 1st element is at position 1)
535: * return: NULL not found, !=NULL element
536: */
537: inline void *io_sarrGet(sarr_t * __restrict arr, unsigned int idx);
538: /*
539: * io_sarrGet2() - Always get element from dynamic split-order array
540: * Function automatic grow array. Good use for Hash tables!
541: * @arr = Array
542: * @idx = Index (warning 1st element is at position 1)
543: * return: NULL not found, !=NULL element
544: */
545: void *io_sarrGet2(sarr_t * __restrict arr, unsigned int idx);
546: /*
547: * io_sarrSet() - Set element to dynamic split-order array
548: * @arr = Array
549: * @idx = Index (warning 1st element is at position 1)
550: * @data = Value
551: * return: NULL error or empty, !=NULL old value in element
552: */
553: inline void *io_sarrSet(sarr_t * __restrict arr, unsigned int idx, void *data);
554: #define io_sarrDel(_arr, _idx) io_sarrSet((_arr), _idx, NULL)
555: #define io_sarr(_arr, _idx, _type) (_type)io_sarrGet((_arr), _idx)
556: /*
557: * io_sarr2array() - Convert from split-order array to dynamic array
558: * @sa = split array
559: * @sarrFree = after convert split array !=0 will be destroyed sarray
560: * return: NULL error or != NULL new array
561: */
562: array_t *io_sarr2array(sarr_t ** __restrict sa, int sarrFree);
563: /*
564: * io_array2sarr() - Convert from dynamic array to split-order array
565: * @a = array
566: * @segLen = Length of segment
567: * @arrFree = after convert array !=0 will be destroyed
568: * return: NULL error or != NULL new sarr
569: */
570: sarr_t *io_array2sarr(array_t ** __restrict a, int segLen, int arrFree);
571:
572: /*
573: * io_CopyEnv() Copy environment to new environment array;
574: * @oldenv = Environment array
575: * return: NULL error; !=NULL Allocated new environment array(must be free)
576: */
577: char **io_CopyEnv(const char **oldenv);
578: /*
579: * io_ExecArgs() Build exec arguments from other array
580: * @psProg = Program name for execute
581: * @oldarg = Arguments array
582: * return: NULL error; !=NULL Allocated execution array(must be free)
583: */
584: char **io_ExecArgs(const char *psProg, const char **oldarg);
585: /*
586: * io_FreeNullTerm() Free dynamic allocated null terminated array with strings
587: * @arr = Pointer to array for free
588: * return: none
589: */
590: inline void io_FreeNullTerm(char *** __restrict arr);
591:
592: /*
593: * ioURLGet() Parse and get data from input URL
594: * @csURL = Input URL line
595: * @url = Output parsed URL
596: * return: 0 error format not find tech:// and return URL like path;
597: -1 error:: can`t read; >0 ok, up bits for known elements
598: */
599: int ioURLGet(const char *csURL, struct tagIOURL *url);
600: /*
601: * ioURLGetValue() Get value from parsed URL
602: * @url = Input parsed URL
603: * @csAttr = Attribute for search
604: * @psValue = Return value of attribute, if ==NULL only check for existence of attribute
605: * @valLen = Size of psValue array
606: * return: 0 error attribute not find; -1 error:: can`t read; >0 ok, find at position
607: */
608: int ioURLGetValue(struct tagIOURL *url, const char *csAttr, char * __restrict psValue, int valLen);
609: /*
610: * ioURLGetFile() Get file from parsed URL
611: * @url = Input parsed URL
612: * @psValue = Return filename, if not specified file in url path, replace with /
613: * @valLen = Size of psValue array
614: * return: -1 error:: can`t read; 0 ok
615: */
616: int ioURLGetFile(struct tagIOURL *url, char * __restrict psValue, int valLen);
617:
618:
619: /*
620: * ioXMLGet() Parse and get data from input XML request string [ns:]container[|attribute[=value]][?data]
621: * @csXML = Input XML request line
622: * @xml = Output parsed XML request
623: * return: 0 error format incorrect, -1 error:: can`t read; >0 ok readed elements bits
624: */
625: int ioXMLGet(const char *csXML, struct tagReqXML *xml);
626:
627:
628: /*
629: * ioMkDir() Function for racursive directory creation and validation
630: * @csDir = Full directory path
631: * @mode = Mode for directory creation if missing dir
632: * return: -1 error, 0 directory path exist, >0 created missing dirs
633: */
634: int ioMkDir(const char *csDir, int mode);
635:
636: /*
637: * ioWatchDirLoop() Function for watching changes in directory and fire callback
638: * @csDir = Full directory path
639: * @callback = Callback if raise event! nOp -1 delete, 0 change/move, 1 create
640: * return: -1 error, !=-1 ok, number of total signaled events
641: */
642: int ioWatchDirLoop(const char *csDir, int (*callback)(const char *csName, int nOp));
643:
644:
645: /*
646: * io_rread() Raw VFS read function
647: * @fd = File handle
648: * @buf = Read buffer
649: * @nbytes = Read buffer size
650: * @offset = Read from position, if -1 read nbytes from current position
651: * @update = Update file handle position !0
652: * return: -1 error or !=-1 readed bytes
653: */
654: inline int io_rread(int fd, void * __restrict buf, size_t nbytes, off_t offset, int update);
655: /*
656: * io_rwrite() Raw VFS write function
657: * @fd = File handle
658: * @buf = Write buffer
659: * @nbytes = Write bytes from buffer
660: * @offset = Write at position, if -1 write nbytes from current position
661: * @update = Update file handle position !0
662: * return: -1 error or !=-1 writed bytes
663: */
664: inline int io_rwrite(int fd, void * __restrict buf, size_t nbytes, off_t offset, int update);
665:
666: /* Disk I/O helper macros */
667: #define io_read(f, b, n) io_rread(f, b, n, -1, 1)
668: #define io_write(f, b, n) io_rwrite(f, b, n, -1, 1)
669:
670:
671: /* Debug helper macros */
672: extern int io_Debug;
673:
674: #define io_initDebug(x) io_Debug = (x);
675: #define io_addDebug io_Debug++
676: #define ioDEBUG(x, fmt, ...) do { \
677: assert((fmt)); \
678: char str[STRSIZ] = { 0 }; \
679: snprintf(str, sizeof str, (fmt), ##__VA_ARGS__); \
680: if ((x) <= io_Debug) \
681: syslog(LOG_DEBUG, "ioDebug(%d):%s(%d): %s\n", \
682: (x), __func__, __LINE__, str); \
683: } while (0)
684:
685: #define ioERROR(x, fmt, ...) do { \
686: assert((fmt)); \
687: char str[STRSIZ] = { 0 }; \
688: snprintf(str, sizeof str, (fmt), ##__VA_ARGS__); \
689: syslog(LOG_ERR, "ioError():%s(%d): #%d - %s\n", \
690: __func__, __LINE__, (x), str); \
691: } while (0)
692: #define io_sysERROR(x) do { \
693: if (x > 0 || errno) \
694: syslog(LOG_ERR, "ioError(sys):%s(%d): #%d - %s\n", \
695: __func__, __LINE__, x > 0 ? x : errno, \
696: strerror(x > 0 ? x : errno)); \
697: } while (0)
698: #define io_aitERROR(ait) do { \
699: if (ait##_GetErrno()) \
700: syslog(LOG_ERR, "ioError(ait):%s(%d): #%d - %s\n", \
701: __func__, __LINE__, ait##_GetErrno(), \
702: ait##_GetError()); \
703: } while (0)
704:
705:
706: /* Crypto framework */
707:
708: /*
709: * ioCipher() Cipher wrapper for all supported crypto algorythms
710: * @pInput = input buffer
711: * @inLen = input buffer len
712: * @ppOutput = output allocated buffe, must be free after use
713: * @Cipher = cipher engine, like EVP_bf_cbc() or etc...
714: * @pKey = key
715: * @pIV = IV, salt (8 bytes)
716: * @nMode = Mode 0 - decrypting or 1 - encrypting
717: * return: 0 not present data or error!; >0 number of processed and returned bytes into ppOutput
718: */
719: int ioCipher(unsigned char *pInput, int inLen, unsigned char **ppOutput, const EVP_CIPHER *Cipher,
720: unsigned char *pKey, unsigned char *pIV, int nMode);
721:
722: /*
723: * io_Blowfish() Blowfish cipher algorythm, work with ASCII hex strings
724: * @pInput = input buffer
725: * @inLen = input buffer len
726: * @ppOutput = output allocated buffe, must be free after use
727: * @pKey = key
728: * @pIV = IV, salt (8 bytes)
729: * @nMode = Mode 0 - decrypting or 1 - encrypting
730: * return: 0 not present data or error!; >0 number of processed and returned bytes into ppOutput
731: */
732: int io_Blowfish(unsigned char *pInput, int inLen, unsigned char **ppOutput,
733: unsigned char *pKey, unsigned char *pIV, int nMode);
734:
735:
736: #endif
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