Annotation of libaitio/inc/aitio.h, revision 1.13.2.6
1.1 misho 1: /*************************************************************************
1.8 misho 2: * (C) 2010 AITNET ltd - Sofia/Bulgaria - <misho@aitnet.org>
3: * by Michael Pounov <misho@elwix.org>
1.1 misho 4: *
5: * $Author: misho $
1.13.2.6! misho 6: * $Id: aitio.h,v 1.13.2.5 2011/12/14 15:00:24 misho Exp $
1.1 misho 7: *
1.8 misho 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: */
1.1 misho 46: #ifndef __AITIO_H
47: #define __AITIO_H
48:
49:
1.12 misho 50: #define COMPAT_43TTY
51:
1.8 misho 52: #include <assert.h>
1.7 misho 53: #include <openssl/evp.h>
1.12 misho 54: #include <openssl/aes.h>
55: #include <sys/tty.h>
56: #include <sys/ioctl_compat.h>
1.13 misho 57: #include <sys/socket.h>
58: #include <sys/un.h>
59: #include <net/if_dl.h>
60: #include <netinet/in.h>
1.7 misho 61:
62:
1.8 misho 63: #define VACUUM_LEFT 1
64: #define VACUUM_BETWEEN 2
65:
1.12 misho 66: /* AIT arrays */
1.8 misho 67:
1.9 misho 68: typedef void ** sarr_seg_t;
69: typedef struct _tagSplitArray {
70: int sarr_num;
71: int sarr_seg;
72: int sarr_siz;
73: sarr_seg_t *sarr_data;
74: } sarr_t;
75:
1.8 misho 76: typedef struct _tagArray {
77: int arr_num;
78: void **arr_data;
79: } array_t;
80:
1.12 misho 81: /* URL staff ... */
82:
1.2 misho 83: typedef struct _tagURLItem {
84: int vallen;
85: char *value;
86: } url_Item_t;
87:
88: struct tagIOURL {
89: unsigned char url_line[BUFSIZ];
90:
91: url_Item_t url_tech;
92: url_Item_t url_user;
93: url_Item_t url_pass;
94: url_Item_t url_host;
95: url_Item_t url_port;
96: url_Item_t url_path;
97: url_Item_t url_args;
98:
99: char *url_reserved;
100: };
101:
1.6 misho 102: struct tagReqXML {
103: unsigned char xml_line[BUFSIZ];
104:
105: url_Item_t xml_namespace;
106: union {
107: url_Item_t container;
108: url_Item_t path;
109: } xml_node;
110: url_Item_t xml_data;
111: url_Item_t xml_attribute;
112: url_Item_t xml_value;
113: };
114:
1.12 misho 115: /* AIT RPC variables and managment */
116:
117: typedef enum {
118: empty, /* empty -> variable is not set */
119: buffer, string, blob, /* buffer -> uint8_t*; string -> int8_t*; blob -> void*(+socket); */
120: f32, f64, /* float -> f32; double -> f64 */
121: u8, u16, u32, u64, /* unsigned integers ... */
122: i8, i16, i32, i64, /* integers ... */
123: } ait_type_t;
124:
125: typedef struct {
126: uint8_t val_type;
1.13 misho 127: uint8_t val_pad[3];
1.12 misho 128: uint32_t val_len;
129: union {
130: uint64_t net;
131:
132: uint8_t *buffer;
133: int8_t *string;
134: uint32_t blob;
135: float f32;
136: double f64;
137: uint8_t u8;
138: uint16_t u16;
139: uint32_t u32;
140: uint64_t u64;
141: int8_t i8;
142: int16_t i16;
143: int32_t i32;
144: int64_t i64;
145: } val;
146: } __packed ait_val_t;
147:
148: #define AIT_TYPE(_vl) ((ait_type_t) (_vl)->val_type)
149: #define AIT_LEN(_vl) (_vl)->val_len
150: #define AIT_BLOB_CHUNKS(_vl, _n) (assert((_vl)), AIT_LEN((_vl)) / _n + (AIT_LEN((_vl)) % _n) ? 1 : 0)
151: #define AIT_ISEMPTY(_vl) (assert((_vl)), AIT_TYPE((_vl)) == empty)
152:
153: #define AIT_GET_BUF(_vl) (assert((_vl)), assert(AIT_TYPE((_vl)) == buffer), (_vl)->val.buffer)
154: #define AIT_GET_STR(_vl) (assert((_vl)), assert(AIT_TYPE((_vl)) == string), (_vl)->val.string)
155: #define AIT_GET_BLOB(_vl) (assert((_vl)), assert(AIT_TYPE((_vl)) == blob), (_vl)->val.blob)
156: #define AIT_GET_U8(_vl) (assert((_vl)), assert(AIT_TYPE((_vl)) == u8), (_vl)->val.u8)
157: #define AIT_GET_U16(_vl) (assert((_vl)), assert(AIT_TYPE((_vl)) == u16), (_vl)->val.u16)
158: #define AIT_GET_U32(_vl) (assert((_vl)), assert(AIT_TYPE((_vl)) == u32), (_vl)->val.u32)
159: #define AIT_GET_U64(_vl) (assert((_vl)), assert(AIT_TYPE((_vl)) == u64), (_vl)->val.u64)
160: #define AIT_GET_I8(_vl) (assert((_vl)), assert(AIT_TYPE((_vl)) == i8), (_vl)->val.i8)
161: #define AIT_GET_I16(_vl) (assert((_vl)), assert(AIT_TYPE((_vl)) == i16), (_vl)->val.i16)
162: #define AIT_GET_I32(_vl) (assert((_vl)), assert(AIT_TYPE((_vl)) == i32), (_vl)->val.i32)
163: #define AIT_GET_I64(_vl) (assert((_vl)), assert(AIT_TYPE((_vl)) == i64), (_vl)->val.i64)
164: #define AIT_GET_F32(_vl) (assert((_vl)), assert(AIT_TYPE((_vl)) == f32), (_vl)->val.f32)
165: #define AIT_GET_F64(_vl) (assert((_vl)), assert(AIT_TYPE((_vl)) == f64), (_vl)->val.f64)
166:
167: #define AIT_SET_BUF(_vl, _v, _len) do { ait_val_t *__val = (_vl); assert(__val); assert((_v)); \
168: __val->val.buffer = malloc(_len); \
169: if (__val->val.buffer) { \
170: __val->val_type = buffer; AIT_LEN(__val) = _len; \
171: memcpy(__val->val.buffer, (_v), _len); \
172: } } while (0)
173: #define AIT_SET_STR(_vl, _v) do { ait_val_t *__val = (_vl); assert(__val); assert((_v)); \
174: __val->val.string = (int8_t*) strdup((_v)); \
175: if (__val->val.string) { \
176: __val->val_type = string; \
177: AIT_LEN(__val) = strlen((_v)) + 1; \
178: } } while (0)
1.13.2.6! misho 179: #define AIT_SET_STRCAT(_vl, _v) do { ait_val_t *__val = (_vl); assert(__val); assert((_v)); \
! 180: assert(AIT_TYPE(__val) == string); \
! 181: void *__p = realloc(AIT_LEN(__val) + strlen((_v))); \
! 182: if (__p) { \
! 183: __val->val.string = __p; \
! 184: AIT_LEN(__val) += strlen((_v)); \
! 185: strlcat(__val->val.string, (_v), AIT_LEN(__val)); \
! 186: } } while (0)
1.12 misho 187: #define AIT_SET_BLOB(_vl, _n, _len) do { ait_val_t *__val = (_vl); assert(__val); \
188: __val->val_type = blob; AIT_LEN(__val) = _len; \
189: __val->val.blob = _n; } while (0)
190: #define AIT_SET_BLOB2(_vl, _bv) do { ait_val_t *__val = (_vl); assert(__val); assert((_bv)); \
191: __val->val_type = blob; AIT_LEN(__val) = (_bv)->blob_len; \
192: __val->val.blob = (_bv)->blob_var; } while (0)
193: #define AIT_NEW_BLOB(_vl, _len) AIT_SET_BLOB((_vl), 0, _len)
194:
195: #define AIT_SET_U8(_vl, _n) do { ait_val_t *__val = (_vl); assert(__val); \
196: __val->val_type = u8; __val->val.u8 = _n; \
197: AIT_LEN(__val) = sizeof(uint8_t); } while (0)
198: #define AIT_SET_U16(_vl, _n) do { ait_val_t *__val = (_vl); assert(__val); \
199: __val->val_type = u16; __val->val.u16 = _n; \
200: AIT_LEN(__val) = sizeof(uint16_t); } while (0)
201: #define AIT_SET_U32(_vl, _n) do { ait_val_t *__val = (_vl); assert(__val); \
202: __val->val_type = u32; __val->val.u32 = _n; \
203: AIT_LEN(__val) = sizeof(uint32_t); } while (0)
204: #define AIT_SET_U64(_vl, _n) do { ait_val_t *__val = (_vl); assert(__val); \
205: __val->val_type = u64; __val->val.u64 = _n; \
206: AIT_LEN(__val) = sizeof(uint64_t); } while (0)
207: #define AIT_SET_I8(_vl, _n) do { ait_val_t *__val = (_vl); assert(__val); \
208: __val->val_type = i8; __val->val.i8 = _n; \
209: AIT_LEN(__val) = sizeof(int8_t); } while (0)
210: #define AIT_SET_I16(_vl, _n) do { ait_val_t *__val = (_vl); assert(__val); \
211: __val->val_type = i16; __val->val.i16 = _n; \
212: AIT_LEN(__val) = sizeof(int16_t); } while (0)
213: #define AIT_SET_I32(_vl, _n) do { ait_val_t *__val = (_vl); assert(__val); \
214: __val->val_type = i32; __val->val.i32 = _n; \
215: AIT_LEN(__val) = sizeof(int32_t); } while (0)
216: #define AIT_SET_I64(_vl, _n) do { ait_val_t *__val = (_vl); assert(__val); \
217: __val->val_type = i64; __val->val.i64 = _n; \
218: AIT_LEN(__val) = sizeof(int64_t); } while (0)
219: #define AIT_SET_F32(_vl, _n) do { ait_val_t *__val = (_vl); assert(__val); \
220: __val->val_type = f32; __val->val.f32 = _n; \
221: AIT_LEN(__val) = sizeof(float); } while (0)
222: #define AIT_SET_F64(_vl, _n) do { ait_val_t *__val = (_vl); assert(__val); \
223: __val->val_type = f64; __val->val.f64 = _n; \
224: AIT_LEN(__val) = sizeof(double); } while (0)
225:
226: /* if attribute zeroCopy is set not execute free() */
1.13.2.6! misho 227: #define AIT_FREE_VAL(_vl) do { ait_val_t *__val = (ait_val_t*) (_vl); assert(__val); \
1.12 misho 228: switch (__val->val_type) { \
229: case buffer: \
230: if (__val->val.buffer) { \
231: free(__val->val.buffer); \
232: __val->val.buffer = NULL; \
233: } \
234: break; \
235: case string: \
236: if (__val->val.string) { \
237: free(__val->val.string); \
238: __val->val.string = NULL; \
239: } \
240: break; \
241: default: \
242: break; \
243: } \
244: __val->val_type = empty; \
245: AIT_LEN(__val) = 0; \
246: } while (0)
247:
248: struct io_ether_addr {
249: u_int8_t ether_addr_octet[6];
250: };
1.13 misho 251: typedef struct io_ether_addr io_ether_addr_t;
252:
253: typedef union {
254: struct sockaddr_storage ss;
255: struct sockaddr sa;
256: struct sockaddr_un sun;
257: struct sockaddr_in sin;
258: struct sockaddr_in6 sin6;
259: struct sockaddr_dl sdl;
260: } io_sockaddr_t;
1.12 misho 261:
1.3 misho 262:
1.1 misho 263: // io_GetErrno() Get error code of last operation
264: inline int io_GetErrno();
265: // io_GetError() Get error text of last operation
266: inline const char *io_GetError();
267:
268:
269: /*
1.12 misho 270: * io_ether_ntoa() Convert ethernet address to string
271: * @n = ethernet address structure, like struct ether_addr
272: * @a = string
273: * @len = string length
274: * return: NULL error or !=NULL string a
275: */
276: inline char *io_ether_ntoa(const struct io_ether_addr *n, char * __restrict a, int len);
277: /*
278: * io_ether_aton() Convert string to ethernet address
279: * @a = string
280: * @e = ethernet address structure, like struct ether_addr
281: * return: NULL error or !=NULL ethernet address structure
282: */
283: inline struct io_ether_addr *io_ether_aton(const char *a, struct io_ether_addr *e);
1.13 misho 284: /*
285: * io_n2port() Extract port from network structure
286: * @addr = Address
287: * return: 0 not supported family type or port number
288: */
289: inline u_short io_n2port(io_sockaddr_t * __restrict addr);
290: /*
291: * io_n2addr() Extract address from network structure
292: * @addr = Address
293: * @val = Value for store string address
294: * return: NULL error or !=NULL string address from val
295: */
296: const char *io_n2addr(io_sockaddr_t * __restrict addr, ait_val_t * __restrict val);
297: /*
298: * io_gethostbyname() Get host and port and make network structure
299: * @psHost = Hostname
300: * @port = Port
301: * @addr = Network address structure
302: * return: NULL error or !=NULL network structure
303: */
304: io_sockaddr_t *io_gethostbyname(const char *psHost, unsigned short port,
305: io_sockaddr_t * __restrict addr);
1.12 misho 306:
307: /*
1.13 misho 308: * io_vars2buffer() Marshaling data from array with variables to buffer
1.12 misho 309: * @buf = Buffer
310: * @buflen = Size of buffer
311: * @vars = Variable array
312: * return: -1 error, 0 nothing done or >0 size of marshaled data
313: */
1.13 misho 314: int io_vars2buffer(unsigned char *buf, int buflen, array_t *vars);
1.12 misho 315: /*
1.13 misho 316: * io_buffer2vars() De-marshaling data from buffer to array with variables
1.12 misho 317: * @buf = Buffer
318: * @buflen = Size of buffer
319: * @vnum = Number of variables into buffer
320: * @zcpy = Zero-copy for variables, if !=0 don't use io_arrayFree() for free variables and
321: *DON'T MODIFY OR DESTROY BUFFER*. =0 call io_arrayFree() before io_arrayDestroy()
322: * return: =NULL error, !=NULL allocated variable array, after use must free with io_arrayDestroy()
323: */
1.13 misho 324: array_t *io_buffer2vars(unsigned char *buf, int buflen, int vnum, int zcpy);
1.12 misho 325: /*
1.13 misho 326: * io_vars2map() Marshaling data from array with variables to memory map
1.12 misho 327: * @buf = Buffer
328: * @buflen = Size of buffer
329: * @vars = Variable array
330: * return: -1 error, 0 nothing done or >0 size of marshaled data
331: */
1.13 misho 332: int io_vars2map(unsigned char *buf, int buflen, array_t *vars);
1.12 misho 333: /*
1.13 misho 334: * io_map2vars() De-marshaling data from memory map to array with variables
1.12 misho 335: * @buf = Buffer
336: * @buflen = Size of buffer
337: * @vnum = Number of variables into buffer
338: * @zcpy = Zero-copy for variables, if !=0 don't use io_arrayFree() for free variables and
339: *DON'T MODIFY OR DESTROY BUFFER*. =0 call io_arrayFree() before io_arrayDestroy()
340: * return: =NULL error, !=NULL allocated variable array, after use must free with io_arrayDestroy()
341: */
1.13 misho 342: array_t *io_map2vars(unsigned char *buf, int buflen, int vnum, int zcpy);
343:
344: /*
1.13.2.3 misho 345: * io_allocVar() Allocate memory for variable
346: * return: NULL error or new variable, after use free variable with io_freeVar()
347: */
348: inline ait_val_t *io_allocVar(void);
349: /*
350: * io_freeVar() Free allocated memory for variable
351: * @val = Variable
352: * return: none
353: */
1.13.2.4 misho 354: inline void io_freeVar(ait_val_t * __restrict val);
1.13.2.3 misho 355: /*
1.13 misho 356: * io_allocVars() Allocate ait_val_t array
357: * @varnum = Number of variables
358: * return: =NULL error or !=NULL allocated array
359: */
360: inline array_t *io_allocVars(int varnum);
361: /*
362: * io_clrVars() Clear ait_val_t elements from array
363: * @vars = Variable array
364: * return: -1 error or size of array
365: */
366: inline int io_clrVars(array_t * __restrict vars);
367: /*
368: * io_freeVars() Free ait_val_t array
369: * @vars = Variable array
370: * return: none
371: */
372: inline void io_freeVars(array_t ** __restrict vars);
373:
1.12 misho 374:
375: /*
1.1 misho 376: * ioPromptRead() Read data from input h[0] with prompt to output h[1]
377: * @h = file handles h[0] = input, h[1] = output, if NULL use stdin, stdout
378: * @csPrompt = Prompt before input, may be NULL
379: * @psData = Readed data
380: * @dataLen = Length of data
381: * return: 0 EOF; -1 error:: can`t read; >0 count of readed chars
382: */
383: int ioPromptRead(int *h, const char *csPrompt, char * __restrict psData, int dataLen);
384: /*
385: * ioPromptPassword() Read password from input h[0] with prompt to output h[1]
386: * @h = file handles h[0] = input, h[1] = output, if NULL use stdin, stdout
387: * @csPrompt = Prompt before input, may be NULL
388: * @psPass = Readed password
389: * @passLen = Length of password
390: * @confirm = Confirm password, 0 - get password, !=0 Ask for confirmation
391: * return: 0 EOF; -1 error:: can`t read; >0 count of readed chars
392: */
393: int ioPromptPassword(int *h, const char *csPrompt, char * __restrict psPass, int passLen, int confirm);
394:
395: /*
396: * ioRegexVerify() Function for verify data match in regex expression
397: * @csRegex = Regulare expression pattern
398: * @csData = Data for check and verify
399: * @startPos = Return start positions
400: * @endPos = Return end positions
401: * return: NULL not match or error; !=NULL begin of matched data
402: */
403: const char *ioRegexVerify(const char *csRegex, const char *csData, int *startPos, int *endPos);
404: /*
405: * ioRegexGet() Function for get data match in regex expression
406: * @csRegex = Regulare expression pattern
407: * @csData = Data from get
408: * @psString = Returned string if match
409: * @strLen = Length of string
410: * return: 0 not match; >0 count of returned chars
411: */
412: int ioRegexGet(const char *csRegex, const char *csData, char * __restrict psString, int strLen);
413: /*
414: * ioRegexReplace() Function for replace data match in regex expression with newdata
415: * @csRegex = Regulare expression pattern
416: * @csData = Source data
417: * @csNew = Data for replace
418: * return: NULL not match or error; !=NULL allocated new string, must be free after use!
419: */
420: char *ioRegexReplace(const char *csRegex, const char *csData, const char *csNew);
421:
1.2 misho 422: /*
1.13 misho 423: * ioStrAst() Function for evaluate string like asterisk variable "{text[:[-]#[:#]]}"
1.6 misho 424: * @csString = Input string
425: * return: NULL error, !=NULL Allocated new string evaluated from input string, must be free()
426: */
1.13 misho 427: char *ioStrAst(const char *csString);
1.6 misho 428:
429: /*
1.2 misho 430: * io_Path2File() Parse and make path/filename pair
431: * @csArgs = Input argument line
432: * @psPath = Output Path, if ==NULL path not returned
433: * @pathLen = Size of path array
434: * @psFile = Output File
435: * @fileLen = Size of file array
436: * return: 0 error format; -1 error:: can`t read; >0 ok, number of readed items
437: */
438: inline int io_Path2File(const char * __restrict csArgs, char * __restrict psPath, int pathLen,
439: char * __restrict psFile, int fileLen);
440:
441: /*
1.4 misho 442: * io_UnquotStr() Remove quots from input text string
443: * @psLine = Text string
444: * return: 0 nothing to do; 1 successful unquoted string
445: */
1.5 misho 446: inline int io_UnquotStr(unsigned char * __restrict psLine);
1.4 misho 447: /*
448: * io_LTrimStr() Remove left whitespaces from text string
449: * @psLine = Text string
450: * return: 0 nothing to do; !=0 Removed bytes
451: */
1.5 misho 452: inline int io_LTrimStr(unsigned char * __restrict psLine);
1.4 misho 453: /*
454: * io_RTrimStr() Remove right whitespaces from text string
455: * @psLine = Text string
456: * return: 0 nothing to do; !=0 Removed bytes
457: */
1.5 misho 458: inline int io_RTrimStr(unsigned char * __restrict psLine);
1.4 misho 459: /*
460: * io_TrimStr() Remove left and right whitespaces from text string
461: * @psLine = Text string
462: * return: 0 nothing to do; !=0 Removed bytes
463: */
1.5 misho 464: inline int io_TrimStr(unsigned char * __restrict psLine);
1.4 misho 465: /*
1.5 misho 466: * io_Ch2Hex() Convert from Char string to Hex string
1.4 misho 467: * @psLine = Text string
468: * @lineLen = Length of Text string
1.5 misho 469: * return: NULL nothing to do or error; !=0 Allocated new converted data without term\0 (must be free)
1.4 misho 470: */
1.5 misho 471: inline unsigned char *io_Ch2Hex(unsigned char *psLine, int lineLen);
1.4 misho 472: /*
1.5 misho 473: * io_Hex2Ch() Convert from Hex string to Char string
1.4 misho 474: * @psLine = Text string
475: * @lineLen = Length of Text string
476: * return: NULL nothing to do or error; !=0 Allocated new converted string(must be free)
477: */
1.5 misho 478: inline char *io_Hex2Ch(unsigned char *psLine, int lineLen);
1.4 misho 479:
480: /*
1.8 misho 481: * io_arrayInit() - Create and initialize dynamic array
482: * @numItems = Number of Items
483: * return: NULL error, != NULL allocated memory for array
484: */
485: inline array_t *io_arrayInit(int numItems);
486: /*
1.10 misho 487: * io_arrayDestroy() - Free and destroy dynamic array
1.8 misho 488: * @parr = Array
489: * return: none
490: */
491: inline void io_arrayDestroy(array_t ** __restrict parr);
492: /*
1.10 misho 493: * io_arrayFree() - Free all data in dynamic array items
1.8 misho 494: * (WARNING! If assign static array dont use this!!!)
495: * @arr = Array
496: * return: none
497: */
498: inline void io_arrayFree(array_t * __restrict arr);
499: /*
1.10 misho 500: * io_arrayFrom() - Create and fill array from array with pointers
1.11 misho 501: * @pargv = Array with pointers
1.10 misho 502: * @argc = Number of Items, if 0 walk through argv and stop when reach NULL item
1.11 misho 503: * return: NULL error, != NULL allocated new array
1.10 misho 504: */
1.11 misho 505: inline array_t *io_arrayFrom(const char *** __restrict pargv, int argc);
1.10 misho 506: /*
507: * io_arrayTo() - Create and fill array with pointers from dynamic array
508: * @arr = Array
1.11 misho 509: * return: NULL error, != NULL allocated memory for array, NULL terminated
1.10 misho 510: */
511: inline char **io_arrayTo(array_t * __restrict arr);
512: /*
1.8 misho 513: * io_arrayLen() - Get last used element in dynamic array (array Length)
514: * @arr = Array
515: * return: -1 error, 0 empty or >0 position of last used element
516: */
517: inline int io_arrayLen(array_t * __restrict arr);
518: /*
1.10 misho 519: * io_arrayConcat() Concat source array to destination array
520: * @dest = Destination array
521: * @src = Source array
522: * return: -1 error; >0 new count of destination array
523: */
524: int io_arrayConcat(array_t * __restrict dest, array_t * __restrict src);
525: /*
1.12 misho 526: * io_arrayCopy() Copy source array to destination array
527: * @dest = Destination array, after use free with io_arrayDestroy()
528: * @src = Source array
529: * return: -1 error; >0 count of destination array
530: */
531: int io_arrayCopy(array_t ** __restrict dest, array_t * __restrict src);
532: /*
1.8 misho 533: * io_arrayGrow() - Grow/Shrink dynamic array, Use with care when it shrink!!!
534: * @arr = Array
535: * @newNumItems = Number of Items
1.12 misho 536: * @freeShrink = Free elements before shrink array
1.8 misho 537: * return: -1 error, 0 ok
538: */
1.12 misho 539: int io_arrayGrow(array_t * __restrict arr, int newNumItems, int freeShrink);
1.8 misho 540: /*
541: * io_arrayVacuum() - Vacuum dynamic array, empty elements will be deleted
542: * @arr = Array
543: * @fromWhere = 1 begin, 2 ALL empty elements
544: * return: -1 error, 0 ok
545: */
546: int io_arrayVacuum(array_t * __restrict arr, int fromWhere);
547:
1.12 misho 548: #define io_arraySize(_arr) ((_arr) ? (_arr)->arr_num : 0)
549: #define io_arrayZero(_arr) (assert((_arr)), memset((_arr)->arr_data, 0, \
550: io_arraySize((_arr)) * sizeof(void*)))
1.8 misho 551:
1.11 misho 552: #define io_arrayGet(_arr, _d) (assert((_arr) && (_arr)->arr_num > _d), *((_arr)->arr_data + _d))
553: #define io_array(_arr, _d, _type) (assert((_arr) && (_arr)->arr_num > _d), \
554: ((_type) *((_arr)->arr_data + _d)))
1.8 misho 555: #define io_arraySet(_arr, _d, _ptr) do { \
1.11 misho 556: assert((_arr) && (_arr)->arr_num > _d); \
557: *((_arr)->arr_data + _d) = (void*) (_ptr); \
1.8 misho 558: } while (0)
1.11 misho 559: #define io_arrayDel(_arr, _d, _fri) do { \
560: assert((_arr) && (_arr)->arr_num > _d); \
561: if (_fri) \
562: free(*((_arr)->arr_data + _d)); \
563: *((_arr)->arr_data + _d) = NULL; \
1.9 misho 564: } while (0)
1.8 misho 565:
566: /*
1.13 misho 567: * io_arrayElem() - Always GET/PUT element into dynamic array, if not enough elements grow array
568: * @arr = Array
569: * @n = Position
570: * @data = Element, if set NULL GET element at position or !=NULL PUT element at position
571: * return: -1 error or !=-1 return element at position
572: */
1.13.2.2 misho 573: inline void *io_arrayElem(array_t * __restrict arr, int n, void *data);
1.13 misho 574: /*
1.8 misho 575: * io_arrayPush() - Push element into dynamic array like stack manner, place at first empty position
576: * @arr = Array
577: * @data = Element, if set NULL return only first empty position
578: * return: -1 not found empty position, array is full!, >-1 return position of stored element into array
579: */
580: inline int io_arrayPush(array_t * __restrict arr, void **data);
581: /*
582: * io_arrayPop() - Pop element from dynamic array like stack manner, last used position
583: * @arr = Array
1.11 misho 584: * @data = Element, if set NULL return only last used position
1.8 misho 585: * @delAfter = Delete after Pop element, !=0 delete element from array after return data
586: * return: -1 not found used position, array is empty!, >-1 return element position
587: */
588: inline int io_arrayPop(array_t * __restrict arr, void ** __restrict data, int delAfter);
589:
590: /*
591: * io_argsNum() Parse and calculate number of arguments
592: * @csArgs = Input arguments line
593: * @csDelim = Delimiter(s) for separate
594: * return: 0 error format; -1 error:: can`t read; >0 ok, number of items
595: */
596: inline int io_argsNum(const char *csArgs, const char *csDelim);
597:
598: /*
599: * io_arrayMake() Parse and make array from arguments ... (input string will be modified!!!
600: * and output array must be free with io_arrayDestroy() after use!)
601: * @psArgs = Input arguments line, after execute string is modified!!!
602: * @nargs = Maximum requested count of arguments from input string psArgs, if 0 all psArgs
603: * @csDelim = Delimiter(s) for separate
604: * @parr = Output array of arguments ... (must be free with io_arrayDestroy() after use!)
605: * return: 0 error format; -1 error:: can`t read; >0 ok, number of readed items
606: */
607: int io_arrayMake(char * __restrict psArgs, int nargs, const char *csDelim,
608: array_t ** __restrict parr);
609:
610: /*
611: * io_MakeAV() Parse and make attribute/value pair
612: * @csArgs = Input argument line
613: * @csDelim = Delimiter for separate
614: * @psAttr = Output Attribute
615: * @attrLen = Size of attribute array
616: * @psValue = Output Value, if ==NULL this element not present value or not wanted for return
617: * @valLen = Size of value array
618: * return: 0 error format; -1 error:: can`t read; >0 ok, number of readed items
619: */
620: int io_MakeAV(const char * __restrict csArgs, const char *csDelim,
621: char * __restrict psAttr, int attrLen, char * __restrict psValue, int valLen);
622:
1.9 misho 623: /*
624: * io_sarrInit() - Create and initialize dynamic split-order array
625: * @numItems = Number of Items
626: * @segLen = Length of segment
627: * return: NULL error, != NULL allocated memory for array
628: */
629: inline sarr_t *io_sarrInit(int numItems, int segLen);
630: /*
631: * io_sarrDestroy() - Free all data in dynamic split-order array and Destroy array
632: * @parr = Array
633: * return: none
634: */
635: inline void io_sarrDestroy(sarr_t ** __restrict parr);
636: /*
637: * io_sarrGrow() - Grow/Shrink dynamic split-order array, Use with care when it shrink!!!
638: * @arr = Array
639: * @newNumItems = Number of Items
640: * return: -1 error, 0 ok
641: */
642: int io_sarrGrow(sarr_t * __restrict arr, int newNumItems);
643: /*
644: * io_sarrVacuum() - Vacuum dynamic split-order array, empty segments will be freed
645: * @arr = Array
646: * return: -1 error, >-1 freed segments
647: */
648: inline int io_sarrVacuum(sarr_t * __restrict arr);
1.12 misho 649: #define io_sarrSize(_arr) ((_arr) ? (_arr)->sarr_num : 0)
650: #define io_sarrSeg(_arr) (assert((_arr)), (_arr)->sarr_seg)
651: /*
652: * io_sarrCopy() Copy source split array to destination split array
653: * @dest = Destination split array, after use free with io_sarrDestroy()
654: * @src = Source split array
655: * return: -1 error; >0 count of destination split array
656: */
657: int io_sarrCopy(sarr_t ** __restrict dest, sarr_t * __restrict src);
1.9 misho 658: /*
659: * io_sarrGet() - Get element from dynamic split-order array
660: * @arr = Array
661: * @idx = Index (warning 1st element is at position 1)
662: * return: NULL not found, !=NULL element
663: */
664: inline void *io_sarrGet(sarr_t * __restrict arr, unsigned int idx);
665: /*
666: * io_sarrGet2() - Always get element from dynamic split-order array
667: * Function automatic grow array. Good use for Hash tables!
668: * @arr = Array
669: * @idx = Index (warning 1st element is at position 1)
670: * return: NULL not found, !=NULL element
671: */
672: void *io_sarrGet2(sarr_t * __restrict arr, unsigned int idx);
673: /*
674: * io_sarrSet() - Set element to dynamic split-order array
675: * @arr = Array
676: * @idx = Index (warning 1st element is at position 1)
677: * @data = Value
678: * return: NULL error or empty, !=NULL old value in element
679: */
680: inline void *io_sarrSet(sarr_t * __restrict arr, unsigned int idx, void *data);
1.11 misho 681: #define io_sarrDel(_arr, _idx) io_sarrSet((_arr), _idx, NULL)
682: #define io_sarr(_arr, _idx, _type) (_type)io_sarrGet((_arr), _idx)
683: /*
684: * io_sarr2array() - Convert from split-order array to dynamic array
685: * @sa = split array
686: * @sarrFree = after convert split array !=0 will be destroyed sarray
687: * return: NULL error or != NULL new array
688: */
689: array_t *io_sarr2array(sarr_t ** __restrict sa, int sarrFree);
690: /*
691: * io_array2sarr() - Convert from dynamic array to split-order array
692: * @a = array
693: * @segLen = Length of segment
694: * @arrFree = after convert array !=0 will be destroyed
695: * return: NULL error or != NULL new sarr
696: */
697: sarr_t *io_array2sarr(array_t ** __restrict a, int segLen, int arrFree);
1.8 misho 698:
699: /*
1.10 misho 700: * io_CopyEnv() Copy environment to new environment array;
701: * @oldenv = Environment array
702: * return: NULL error; !=NULL Allocated new environment array(must be free)
703: */
704: char **io_CopyEnv(const char **oldenv);
705: /*
706: * io_ExecArgs() Build exec arguments from other array
707: * @psProg = Program name for execute
708: * @oldarg = Arguments array
709: * return: NULL error; !=NULL Allocated execution array(must be free)
710: */
711: char **io_ExecArgs(const char *psProg, const char **oldarg);
712: /*
713: * io_FreeNullTerm() Free dynamic allocated null terminated array with strings
714: * @arr = Pointer to array for free
715: * return: none
716: */
717: inline void io_FreeNullTerm(char *** __restrict arr);
718:
719: /*
1.2 misho 720: * ioURLGet() Parse and get data from input URL
721: * @csURL = Input URL line
722: * @url = Output parsed URL
723: * return: 0 error format not find tech:// and return URL like path;
724: -1 error:: can`t read; >0 ok, up bits for known elements
725: */
726: int ioURLGet(const char *csURL, struct tagIOURL *url);
727: /*
728: * ioURLGetValue() Get value from parsed URL
729: * @url = Input parsed URL
730: * @csAttr = Attribute for search
731: * @psValue = Return value of attribute, if ==NULL only check for existence of attribute
732: * @valLen = Size of psValue array
733: * return: 0 error attribute not find; -1 error:: can`t read; >0 ok, find at position
734: */
735: int ioURLGetValue(struct tagIOURL *url, const char *csAttr, char * __restrict psValue, int valLen);
736: /*
737: * ioURLGetFile() Get file from parsed URL
738: * @url = Input parsed URL
739: * @psValue = Return filename, if not specified file in url path, replace with /
740: * @valLen = Size of psValue array
741: * return: -1 error:: can`t read; 0 ok
742: */
743: int ioURLGetFile(struct tagIOURL *url, char * __restrict psValue, int valLen);
744:
1.3 misho 745:
746: /*
1.6 misho 747: * ioXMLGet() Parse and get data from input XML request string [ns:]container[|attribute[=value]][?data]
748: * @csXML = Input XML request line
749: * @xml = Output parsed XML request
750: * return: 0 error format incorrect, -1 error:: can`t read; >0 ok readed elements bits
751: */
752: int ioXMLGet(const char *csXML, struct tagReqXML *xml);
753:
754:
755: /*
1.5 misho 756: * ioMkDir() Function for racursive directory creation and validation
757: * @csDir = Full directory path
758: * @mode = Mode for directory creation if missing dir
759: * return: -1 error, 0 directory path exist, >0 created missing dirs
760: */
761: int ioMkDir(const char *csDir, int mode);
762:
1.6 misho 763: /*
764: * ioWatchDirLoop() Function for watching changes in directory and fire callback
765: * @csDir = Full directory path
766: * @callback = Callback if raise event! nOp -1 delete, 0 change/move, 1 create
767: * return: -1 error, !=-1 ok, number of total signaled events
768: */
769: int ioWatchDirLoop(const char *csDir, int (*callback)(const char *csName, int nOp));
770:
1.5 misho 771:
772: /*
773: * io_rread() Raw VFS read function
774: * @fd = File handle
775: * @buf = Read buffer
776: * @nbytes = Read buffer size
777: * @offset = Read from position, if -1 read nbytes from current position
778: * @update = Update file handle position !0
779: * return: -1 error or !=-1 readed bytes
780: */
781: inline int io_rread(int fd, void * __restrict buf, size_t nbytes, off_t offset, int update);
782: /*
783: * io_rwrite() Raw VFS write function
784: * @fd = File handle
785: * @buf = Write buffer
786: * @nbytes = Write bytes from buffer
787: * @offset = Write at position, if -1 write nbytes from current position
788: * @update = Update file handle position !0
789: * return: -1 error or !=-1 writed bytes
790: */
791: inline int io_rwrite(int fd, void * __restrict buf, size_t nbytes, off_t offset, int update);
792:
793: /* Disk I/O helper macros */
794: #define io_read(f, b, n) io_rread(f, b, n, -1, 1)
795: #define io_write(f, b, n) io_rwrite(f, b, n, -1, 1)
796:
797:
798: /* Debug helper macros */
799: extern int io_Debug;
800:
1.13.2.5 misho 801: #define io_enableDEBUG int io_Debug
1.13.2.3 misho 802: #define io_initDebug(x) (io_Debug = (x))
803: #define io_incDebug (io_Debug++)
804: #define io_decDebug (io_Debug--)
805:
806: /* Debug macros */
1.13.2.5 misho 807: #define ioVERBOSE(x) if ((x) <= io_Debug)
1.13.2.3 misho 808: #define ioTRACE(x) if ((x) <= io_Debug) \
809: syslog(LOG_DEBUG, "I'm in %s(%d)", __func__, __LINE__)
1.5 misho 810: #define ioDEBUG(x, fmt, ...) do { \
811: assert((fmt)); \
812: char str[STRSIZ] = { 0 }; \
1.11 misho 813: snprintf(str, sizeof str, (fmt), ##__VA_ARGS__); \
1.5 misho 814: if ((x) <= io_Debug) \
1.13.2.3 misho 815: syslog(LOG_DEBUG, "Debug(%d):%s(%d): %s\n", \
1.5 misho 816: (x), __func__, __LINE__, str); \
817: } while (0)
818:
1.13.2.3 misho 819: /* Logger macro */
820: #define ioLOGGER(x, fmt, ...) do { \
821: assert((fmt)); \
822: char str[STRSIZ] = { 0 }; \
823: snprintf(str, sizeof str, (fmt), ##__VA_ARGS__); \
824: syslog((x), "Logger:%s(%d): %s\n", \
825: __func__, __LINE__, str); \
826: } while (0)
827:
828: /* Error state macros */
1.5 misho 829: #define ioERROR(x, fmt, ...) do { \
830: assert((fmt)); \
831: char str[STRSIZ] = { 0 }; \
1.11 misho 832: snprintf(str, sizeof str, (fmt), ##__VA_ARGS__); \
1.13.2.3 misho 833: syslog(LOG_ERR, "Error:%s(%d): #%d - %s\n", \
1.5 misho 834: __func__, __LINE__, (x), str); \
835: } while (0)
1.13.2.3 misho 836: #define ioLOGERR(x) do { \
1.5 misho 837: if (x > 0 || errno) \
1.13.2.3 misho 838: syslog(LOG_ERR, "Error(sys):%s(%d): #%d - %s\n", \
1.5 misho 839: __func__, __LINE__, x > 0 ? x : errno, \
840: strerror(x > 0 ? x : errno)); \
841: } while (0)
1.13.2.3 misho 842: #define ioLIBERR(ait) do { \
1.5 misho 843: if (ait##_GetErrno()) \
1.13.2.3 misho 844: syslog(LOG_ERR, "Error(lib):%s(%d): #%d - %s\n", \
1.5 misho 845: __func__, __LINE__, ait##_GetErrno(), \
846: ait##_GetError()); \
847: } while (0)
1.3 misho 848:
1.1 misho 849:
1.7 misho 850: /* Crypto framework */
851:
852: /*
853: * ioCipher() Cipher wrapper for all supported crypto algorythms
854: * @pInput = input buffer
855: * @inLen = input buffer len
856: * @ppOutput = output allocated buffe, must be free after use
857: * @Cipher = cipher engine, like EVP_bf_cbc() or etc...
858: * @pKey = key
859: * @pIV = IV, salt (8 bytes)
860: * @nMode = Mode 0 - decrypting or 1 - encrypting
861: * return: 0 not present data or error!; >0 number of processed and returned bytes into ppOutput
862: */
863: int ioCipher(unsigned char *pInput, int inLen, unsigned char **ppOutput, const EVP_CIPHER *Cipher,
864: unsigned char *pKey, unsigned char *pIV, int nMode);
865:
866: /*
867: * io_Blowfish() Blowfish cipher algorythm, work with ASCII hex strings
868: * @pInput = input buffer
869: * @inLen = input buffer len
870: * @ppOutput = output allocated buffe, must be free after use
871: * @pKey = key
872: * @pIV = IV, salt (8 bytes)
873: * @nMode = Mode 0 - decrypting or 1 - encrypting
874: * return: 0 not present data or error!; >0 number of processed and returned bytes into ppOutput
875: */
1.8 misho 876: int io_Blowfish(unsigned char *pInput, int inLen, unsigned char **ppOutput,
877: unsigned char *pKey, unsigned char *pIV, int nMode);
1.12 misho 878: /*
879: * io_ctr_AES() Encrypt/Decrypt stream cipher CTR_AES
880: * @pInput = Input buffer with ASCII
881: * @inLen = Input buffer data length
882: * @ppOutput = Output buffer with cipher data, must be free after use
883: * @pKey = Key
884: * @IV = IVector/Nonce/Counter, Warning: IV must be variable, because we write there!!!
885: * return: -1 error or >-1 how many cipher blocks proceeded
886: */
887: int io_ctr_AES(unsigned char *pInput, int inLen, unsigned char **ppOutput,
888: unsigned char *pKey, unsigned char IV[AES_BLOCK_SIZE]);
889:
890:
891: /*
892: * ioAllocPTY() Allocate new PTY and TTY
893: * @ptyfd = master fd, pty
894: * @ttyfd = slave fd, tty
895: * @name = tty device name if not null
896: * @namesiz = name length, must be above 63 bytes.
897: * @term = termios for terminal
898: * @winz = winsize for terminal
899: * return: -1 error or 0 ok
900: */
901: inline int ioAllocPTY(int *ptyfd, int *ttyfd, char * __restrict name, int namesiz,
902: struct termios * __restrict term, struct winsize * __restrict winz);
903: /*
904: * ioFreePTY() Release PTY and TTY device
905: * @ptyfd = master fd, pty (==-1 skip closing pty)
906: * @ttyname = tty filename
907: * return: none
908: */
909: inline void ioFreePTY(int ptyfd, const char *ttyname);
910: /*
911: * ioChgWinPTY() Change window size of PTY
912: * @ptyfd = master fd, pty
913: * @row = row
914: * @col = col
915: * @xpxl = x pixels
916: * @ypxl = y pixels
917: * return: -1 error or 0 ok
918: */
919: inline int ioChgWinPTY(int ptyfd, unsigned short row, unsigned short col,
920: unsigned short xpxl, unsigned short ypxl);
921: /*
922: * ioSetOwnerTTY() Set owner to TTY
923: * @ttyname = tty filename
924: * @UID = uid
925: * @GID = gid
926: * return: -1 error or 0 ok
927: */
928: int ioSetOwnerTTY(const char *ttyname, uid_t UID, gid_t GID);
929: /*
930: * ioSetSidTTY() Makes the process's controlling TTY and sets it to sane modes.
931: * @ttyfd = slave fd, tty
932: * @ttyname = tty filename
933: * return: -1 error or 0 ok
934: */
935: int ioSetSidTTY(int *ttyfd, const char *ttyname);
936: /*
937: * ioSetRAWMode() Enter into RAW mode
938: * @fd = tty fd
939: * @otio = saved old termios for later restore if !=NULL
940: * return: -1 error or 0 ok
941: */
942: inline int ioSetRAWMode(int fd, struct termios *otio);
943: /*
944: * ioRestoreMode() Restore termios to tty fd
945: * @fd = tty fd
946: * @tio = termios structure for restore
947: * return: -1 error or 0 ok
948: */
949: inline int ioRestoreMode(int fd, struct termios tio);
950: /*
951: * ioForkPTY() Fork new process with session leader and new TTY
952: * @ptyfd = master fd, pty
953: * @name = tty device name if not null
954: * @namesiz = name length, must be above 63 bytes.
955: * @term = termios for terminal
956: * @winz = winsize for terminal
957: * @otio = old termios structure for restore
958: * return: -1 error, 0 child process or >0 parent: pid of child
959: */
960: pid_t ioForkPTY(int *ptyfd, char * __restrict name, int namesiz, struct termios * __restrict term,
961: struct winsize * __restrict winz, struct termios * __restrict otio);
962:
963: /*
964: * ioCreatePIDFile() Create PID file
965: * @csName = PID filename
966: * @ifExists = !=0 if filename exists return error
967: * return: -1 error or 0 ok
968: */
969: inline int ioCreatePIDFile(const char *csName, int ifExists);
1.7 misho 970:
1.13 misho 971: /*
972: * ioSendFile() AITNET sendfile() userland implementation, not dependant from OS
973: * @s = socket
974: * @csFile = file for send
975: * @sendLen = bytes to send, if 0 send all data
976: * @offset = start file offset
977: * @sndbuf = SO_SNDBUF value, if 0 use default
978: * return: 0 error, >0 ok, sended bytes
979: */
980: size_t ioSendFile(int s, const char *csFile, size_t sendLen, off_t offset, int sndbuf);
981: /*
982: * ioRecvFile() Receive file from socket, fastest (zero-copy) way
983: * @s = socket
984: * @csFile = file for receive
985: * @recvLen = receive bytes
986: * @over = overwrite file if exists with mode like 0644
987: * @rcvbuf = SO_RCVBUF value, if 0 use default
988: * return: 0 error, >0 ok, received bytes
989: */
990: size_t ioRecvFile(int s, const char *csFile, size_t recvLen, int over, int rcvbuf);
991:
1.7 misho 992:
1.1 misho 993: #endif
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