Annotation of libaitio/inc/aitio.h, revision 1.11.2.4

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 $
1.11.2.4! misho       6: * $Id: aitio.h,v 1.11.2.3 2011/08/29 23:10:51 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: 
1.8       misho      50: #include <assert.h>
1.7       misho      51: #include <openssl/evp.h>
                     52: 
                     53: 
1.8       misho      54: #define VACUUM_LEFT    1
                     55: #define VACUUM_BETWEEN 2
                     56: 
1.11.2.1  misho      57: /* AIT arrays */
1.8       misho      58: 
1.9       misho      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: 
1.8       misho      67: typedef struct _tagArray {
                     68:        int     arr_num;
                     69:        void    **arr_data;
                     70: } array_t;
                     71: 
1.11.2.1  misho      72: /* URL staff ... */
                     73: 
1.2       misho      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: 
1.6       misho      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: 
1.11.2.2  misho     106: /* AIT RPC variables and managment */
1.11.2.1  misho     107: 
                    108: typedef enum {
                    109:        empty,                          /* empty -> variable is not set */
                    110:        buffer, string, blob, array,    /* buffer -> uint8_t*; string -> int8_t*; 
                    111:                                                blob -> void*(+socket); array -> array_t* */
                    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:                uint8_t         *buffer,
                    121:                                *array;
                    122:                int8_t          *string;
                    123:                uint32_t        blob;
                    124:                uint8_t         u8;
                    125:                uint16_t        u16;
                    126:                uint32_t        u32;
                    127:                uint64_t        u64;
                    128:                int8_t          i8;
                    129:                int16_t         i16;
                    130:                int32_t         i32;
                    131:                int64_t         i64;
                    132:        } val;
                    133: } __packed ait_val_t;
                    134: 
1.11.2.3  misho     135: #define AIT_TYPE(_vl)                  ((ait_type_t) (_vl)->val_type)
                    136: #define AIT_LEN(_vl)                   (_vl)->val_len
1.11.2.1  misho     137: #define AIT_BLOB_CHUNKS(_vl, _n)       (assert((_vl)), (_vl)->val_len / _n + ((_vl)->val_len % _n) ? 1 : 0)
                    138: #define AIT_ISEMPTY(_vl)               (assert((_vl)), (_vl)->val_type == empty)
                    139: 
                    140: #define AIT_GET_ARRAY(_vl)             (assert((_vl)), assert((_vl)->val_type == array), \
                    141:                                                ((array_t*) (_vl)->val.array))
                    142: #define AIT_GET_BUF(_vl)               (assert((_vl)), assert((_vl)->val_type == buffer), (_vl)->val.buffer)
                    143: #define AIT_GET_STR(_vl)               (assert((_vl)), assert((_vl)->val_type == string), (_vl)->val.string)
                    144: #define AIT_GET_BLOB(_vl)              (assert((_vl)), assert((_vl)->val_type == blob), (_vl)->val.blob)
                    145: #define AIT_GET_U8(_vl)                        (assert((_vl)), assert((_vl)->val_type == u8), (_vl)->val.u8)
                    146: #define AIT_GET_U16(_vl)               (assert((_vl)), assert((_vl)->val_type == u16), (_vl)->val.u16)
                    147: #define AIT_GET_U32(_vl)               (assert((_vl)), assert((_vl)->val_type == u32), (_vl)->val.u32)
                    148: #define AIT_GET_U64(_vl)               (assert((_vl)), assert((_vl)->val_type == u64), (_vl)->val.u64)
                    149: #define AIT_GET_I8(_vl)                        (assert((_vl)), assert((_vl)->val_type == i8), (_vl)->val.i8)
                    150: #define AIT_GET_I16(_vl)               (assert((_vl)), assert((_vl)->val_type == i16), (_vl)->val.i16)
                    151: #define AIT_GET_I32(_vl)               (assert((_vl)), assert((_vl)->val_type == i32), (_vl)->val.i32)
                    152: #define AIT_GET_I64(_vl)               (assert((_vl)), assert((_vl)->val_type == i64), (_vl)->val.i64)
                    153: 
                    154: #define AIT_SET_BUF(_vl, _v, _len)     do { ait_val_t *__val = (_vl); assert(__val); assert((_v)); \
                    155:                                                __val->val.buffer = malloc(_len); \
                    156:                                                if (__val->val.buffer) { \
1.11.2.3  misho     157:                                                        __val->val_type = buffer; AIT_LEN(__val) = _len; \
1.11.2.1  misho     158:                                                        memcpy(__val->val.buffer, (_v), _len); \
                    159:                                                } } while (0)
1.11.2.4! misho     160: #define AIT_SET_STR(_vl, _v)           do { ait_val_t *__val = (_vl); assert(__val); \
1.11.2.1  misho     161:                                                __val->val.string = (int8_t*) strdup((_v)); \
                    162:                                                if (__val->val.string) { \
1.11.2.3  misho     163:                                                        __val->val_type = string; \
1.11.2.1  misho     164:                                                        AIT_LEN(__val) = strlen((_v)) + 1; \
                    165:                                                } } while (0)
                    166: #define AIT_SET_BLOB(_vl, _n, _len)    do { ait_val_t *__val = (_vl); assert(__val); \
1.11.2.3  misho     167:                                                __val->val_type = blob; AIT_LEN(__val) = _len; \
1.11.2.1  misho     168:                                                __val->val.blob = _n; } while (0)
                    169: #define AIT_SET_BLOB2(_vl, _bv)                do { ait_val_t *__val = (_vl); assert(__val); assert((_bv)); \
1.11.2.3  misho     170:                                                __val->val_type = blob; AIT_LEN(__val) = (_bv)->blob_len; \
1.11.2.1  misho     171:                                                __val->val.blob = (_bv)->blob_var; } while (0)
                    172: #define AIT_SET_ARRAY(_vl, _arr)       do { ait_val_t *__val = (_vl); assert(__val); assert((_arr)); \
1.11.2.3  misho     173:                                                __val->val_type = array; AIT_LEN(__val) = io_arraySize((_arr)); \
1.11.2.2  misho     174:                                                __val->val.array = (uint8_t*) (_arr); \
1.11.2.1  misho     175:                                        } while (0)
                    176: 
                    177: #define AIT_SET_U8(_vl, _n)            do { ait_val_t *__val = (_vl); assert(__val); \
1.11.2.3  misho     178:                                                __val->val_type = u8; __val->val.u8 = _n; \
1.11.2.1  misho     179:                                                AIT_LEN(__val) = sizeof(uint8_t); } while (0)
                    180: #define AIT_SET_U16(_vl, _n)           do { ait_val_t *__val = (_vl); assert(__val); \
1.11.2.3  misho     181:                                                __val->val_type = u16; __val->val.u16 = _n; \
1.11.2.1  misho     182:                                                AIT_LEN(__val) = sizeof(uint16_t); } while (0)
                    183: #define AIT_SET_U32(_vl, _n)           do { ait_val_t *__val = (_vl); assert(__val); \
1.11.2.3  misho     184:                                                __val->val_type = u32; __val->val.u32 = _n; \
1.11.2.1  misho     185:                                                AIT_LEN(__val) = sizeof(uint32_t); } while (0)
                    186: #define AIT_SET_U64(_vl, _n)           do { ait_val_t *__val = (_vl); assert(__val); \
1.11.2.3  misho     187:                                                __val->val_type = u64; __val->val.u64 = _n; \
1.11.2.1  misho     188:                                                AIT_LEN(__val) = sizeof(uint64_t); } while (0)
                    189: #define AIT_SET_I8(_vl, _n)            do { ait_val_t *__val = (_vl); assert(__val); \
1.11.2.3  misho     190:                                                __val->val_type = i8; __val->val.i8 = _n; \
1.11.2.1  misho     191:                                                AIT_LEN(__val) = sizeof(int8_t); } while (0)
                    192: #define AIT_SET_I16(_vl, _n)           do { ait_val_t *__val = (_vl); assert(__val); \
1.11.2.3  misho     193:                                                __val->val_type = i16; __val->val.i16 = _n; \
1.11.2.1  misho     194:                                                AIT_LEN(__val) = sizeof(int16_t); } while (0)
                    195: #define AIT_SET_I32(_vl, _n)           do { ait_val_t *__val = (_vl); assert(__val); \
1.11.2.3  misho     196:                                                __val->val_type = i32; __val->val.i32 = _n; \
1.11.2.1  misho     197:                                                AIT_LEN(__val) = sizeof(int32_t); } while (0)
                    198: #define AIT_SET_I64(_vl, _n)           do { ait_val_t *__val = (_vl); assert(__val); \
1.11.2.3  misho     199:                                                __val->val_type = i64; __val->val.i64 = _n; \
1.11.2.1  misho     200:                                                AIT_LEN(__val) = sizeof(int64_t); } while (0)
                    201: 
                    202: #define AIT_FREE_VAL(_vl)              do { ait_val_t *__val = (_vl); assert(__val); \
1.11.2.3  misho     203:                                                switch (__val->val_type) { \
1.11.2.1  misho     204:                                                        case buffer: \
                    205:                                                                if (__val->val.buffer) { \
                    206:                                                                        free(__val->val.buffer); \
                    207:                                                                        __val->val.buffer = NULL; \
                    208:                                                                } \
                    209:                                                                break; \
                    210:                                                        case string: \
                    211:                                                                if (__val->val.string) { \
                    212:                                                                        free(__val->val.string); \
                    213:                                                                        __val->val.string = NULL; \
                    214:                                                                } \
                    215:                                                                break; \
1.11.2.3  misho     216:                                                        default: \
                    217:                                                                break; \
1.11.2.1  misho     218:                                                } \
1.11.2.3  misho     219:                                                __val->val_type = empty; \
1.11.2.1  misho     220:                                                AIT_LEN(__val) = 0; \
                    221:                                        } while (0)
                    222: 
1.3       misho     223: 
1.1       misho     224: // io_GetErrno() Get error code of last operation
                    225: inline int io_GetErrno();
                    226: // io_GetError() Get error text of last operation
                    227: inline const char *io_GetError();
                    228: 
                    229: 
                    230: /*
                    231:  * ioPromptRead() Read data from input h[0] with prompt to output h[1]
                    232:  * @h = file handles h[0] = input, h[1] = output, if NULL use stdin, stdout
                    233:  * @csPrompt = Prompt before input, may be NULL
                    234:  * @psData = Readed data
                    235:  * @dataLen = Length of data
                    236:  * return: 0 EOF; -1 error:: can`t read; >0 count of readed chars
                    237: */
                    238: int ioPromptRead(int *h, const char *csPrompt, char * __restrict psData, int dataLen);
                    239: /*
                    240:  * ioPromptPassword() Read password from input h[0] with prompt to output h[1]
                    241:  * @h = file handles h[0] = input, h[1] = output, if NULL use stdin, stdout
                    242:  * @csPrompt = Prompt before input, may be NULL
                    243:  * @psPass = Readed password
                    244:  * @passLen = Length of password
                    245:  * @confirm = Confirm password, 0 - get password, !=0 Ask for confirmation
                    246:  * return: 0 EOF; -1 error:: can`t read; >0 count of readed chars
                    247: */
                    248: int ioPromptPassword(int *h, const char *csPrompt, char * __restrict psPass, int passLen, int confirm);
                    249: 
                    250: /*
                    251:  * ioRegexVerify() Function for verify data match in regex expression
                    252:  * @csRegex = Regulare expression pattern
                    253:  * @csData = Data for check and verify
                    254:  * @startPos = Return start positions
                    255:  * @endPos = Return end positions
                    256:  * return: NULL not match or error; !=NULL begin of matched data
                    257: */
                    258: const char *ioRegexVerify(const char *csRegex, const char *csData, int *startPos, int *endPos);
                    259: /*
                    260:  * ioRegexGet() Function for get data match in regex expression
                    261:  * @csRegex = Regulare expression pattern
                    262:  * @csData = Data from get
                    263:  * @psString = Returned string if match
                    264:  * @strLen = Length of string
                    265:  * return: 0 not match; >0 count of returned chars
                    266: */
                    267: int ioRegexGet(const char *csRegex, const char *csData, char * __restrict psString, int strLen);
                    268: /*
                    269:  * ioRegexReplace() Function for replace data match in regex expression with newdata
                    270:  * @csRegex = Regulare expression pattern
                    271:  * @csData = Source data
                    272:  * @csNew = Data for replace
                    273:  * return: NULL not match or error; !=NULL allocated new string, must be free after use!
                    274: */
                    275: char *ioRegexReplace(const char *csRegex, const char *csData, const char *csNew);
                    276: 
1.2       misho     277: /*
1.6       misho     278:  * ioVarAst() Function for evaluate string like asterisk variable "{text[:[-]#[:#]]}"
                    279:  * @csString = Input string
                    280:  * return: NULL error, !=NULL Allocated new string evaluated from input string, must be free()
                    281: */
                    282: char *ioVarAst(const char *csString);
                    283: 
                    284: /*
1.2       misho     285:  * io_Path2File() Parse and make path/filename pair
                    286:  * @csArgs = Input argument line
                    287:  * @psPath = Output Path, if ==NULL path not returned
                    288:  * @pathLen = Size of path array
                    289:  * @psFile = Output File
                    290:  * @fileLen = Size of file array
                    291:  * return: 0 error format; -1 error:: can`t read; >0 ok, number of readed items
                    292: */
                    293: inline int io_Path2File(const char * __restrict csArgs, char * __restrict psPath, int pathLen, 
                    294:                char * __restrict psFile, int fileLen);
                    295: 
                    296: /*
1.4       misho     297:  * io_UnquotStr() Remove quots from input text string 
                    298:  * @psLine = Text string
                    299:  * return: 0 nothing to do; 1 successful unquoted string
                    300: */
1.5       misho     301: inline int io_UnquotStr(unsigned char * __restrict psLine);
1.4       misho     302: /*
                    303:  * io_LTrimStr() Remove left whitespaces from text string
                    304:  * @psLine = Text string
                    305:  * return: 0 nothing to do; !=0 Removed bytes
                    306: */
1.5       misho     307: inline int io_LTrimStr(unsigned char * __restrict psLine);
1.4       misho     308: /*
                    309:  * io_RTrimStr() Remove right whitespaces from text string
                    310:  * @psLine = Text string
                    311:  * return: 0 nothing to do; !=0 Removed bytes
                    312: */
1.5       misho     313: inline int io_RTrimStr(unsigned char * __restrict psLine);
1.4       misho     314: /*
                    315:  * io_TrimStr() Remove left and right whitespaces from text string
                    316:  * @psLine = Text string
                    317:  * return: 0 nothing to do; !=0 Removed bytes
                    318: */
1.5       misho     319: inline int io_TrimStr(unsigned char * __restrict psLine);
1.4       misho     320: /*
1.5       misho     321:  * io_Ch2Hex() Convert from Char string to Hex string
1.4       misho     322:  * @psLine = Text string
                    323:  * @lineLen = Length of Text string
1.5       misho     324:  * return: NULL nothing to do or error; !=0 Allocated new converted data without term\0 (must be free)
1.4       misho     325: */
1.5       misho     326: inline unsigned char *io_Ch2Hex(unsigned char *psLine, int lineLen);
1.4       misho     327: /*
1.5       misho     328:  * io_Hex2Ch() Convert from Hex string to Char string
1.4       misho     329:  * @psLine = Text string
                    330:  * @lineLen = Length of Text string
                    331:  * return: NULL nothing to do or error; !=0 Allocated new converted string(must be free)
                    332: */
1.5       misho     333: inline char *io_Hex2Ch(unsigned char *psLine, int lineLen);
1.4       misho     334: 
                    335: /*
1.8       misho     336:  * io_arrayInit() - Create and initialize dynamic array
                    337:  * @numItems = Number of Items
                    338:  * return: NULL error, != NULL allocated memory for array
                    339:  */
                    340: inline array_t *io_arrayInit(int numItems);
                    341: /*
1.10      misho     342:  * io_arrayDestroy() - Free and destroy dynamic array
1.8       misho     343:  * @parr = Array
                    344:  * return: none
                    345:  */
                    346: inline void io_arrayDestroy(array_t ** __restrict parr);
                    347: /*
1.10      misho     348:  * io_arrayFree() - Free all data in dynamic array items
1.8       misho     349:  *     (WARNING! If assign static array dont use this!!!)
                    350:  * @arr = Array
                    351:  * return: none
                    352:  */
                    353: inline void io_arrayFree(array_t * __restrict arr);
                    354: /*
1.10      misho     355:  * io_arrayFrom() - Create and fill array from array with pointers
1.11      misho     356:  * @pargv = Array with pointers
1.10      misho     357:  * @argc = Number of Items, if 0 walk through argv and stop when reach NULL item
1.11      misho     358:  * return: NULL error, != NULL allocated new array
1.10      misho     359:  */
1.11      misho     360: inline array_t *io_arrayFrom(const char *** __restrict pargv, int argc);
1.10      misho     361: /*
                    362:  * io_arrayTo() - Create and fill array with pointers from dynamic array
                    363:  * @arr = Array
1.11      misho     364:  * return: NULL error, != NULL allocated memory for array, NULL terminated
1.10      misho     365:  */
                    366: inline char **io_arrayTo(array_t * __restrict arr);
                    367: /*
1.8       misho     368:  * io_arrayLen() - Get last used element in dynamic array (array Length)
                    369:  * @arr = Array
                    370:  * return: -1 error, 0 empty or >0 position of last used element
                    371:  */
                    372: inline int io_arrayLen(array_t * __restrict arr);
                    373: /*
1.10      misho     374:  * io_arrayConcat() Concat source array to destination array
                    375:  * @dest = Destination array
                    376:  * @src = Source array
                    377:  * return: -1 error; >0 new count of destination array
                    378:  */
                    379: int io_arrayConcat(array_t * __restrict dest, array_t * __restrict src);
                    380: /*
1.8       misho     381:  * io_arrayGrow() - Grow/Shrink dynamic array, Use with care when it shrink!!!
                    382:  * @arr = Array
                    383:  * @newNumItems = Number of Items
                    384:  * return: -1 error, 0 ok
                    385:  */
                    386: int io_arrayGrow(array_t * __restrict arr, int newNumItems);
                    387: /*
                    388:  * io_arrayVacuum() - Vacuum dynamic array, empty elements will be deleted
                    389:  * @arr = Array
                    390:  * @fromWhere = 1 begin, 2 ALL empty elements
                    391:  * return: -1 error, 0 ok
                    392:  */
                    393: int io_arrayVacuum(array_t * __restrict arr, int fromWhere);
                    394: 
1.11      misho     395: #define io_arraySize(_arr)             (assert((_arr)), (_arr)->arr_num)
1.8       misho     396: 
1.11      misho     397: #define io_arrayGet(_arr, _d)          (assert((_arr) && (_arr)->arr_num > _d), *((_arr)->arr_data + _d))
                    398: #define io_array(_arr, _d, _type)      (assert((_arr) && (_arr)->arr_num > _d), \
                    399:                                                ((_type) *((_arr)->arr_data + _d)))
1.8       misho     400: #define io_arraySet(_arr, _d, _ptr)    do { \
1.11      misho     401:                                                assert((_arr) && (_arr)->arr_num > _d); \
                    402:                                                *((_arr)->arr_data + _d) = (void*) (_ptr); \
1.8       misho     403:                                        } while (0)
1.11      misho     404: #define io_arrayDel(_arr, _d, _fri)    do { \
                    405:                                                assert((_arr) && (_arr)->arr_num > _d); \
                    406:                                                if (_fri) \
                    407:                                                        free(*((_arr)->arr_data + _d)); \
                    408:                                                *((_arr)->arr_data + _d) = NULL; \
1.9       misho     409:                                        } while (0)
1.8       misho     410: 
                    411: /*
                    412:  * io_arrayPush() - Push element into dynamic array like stack manner, place at first empty position
                    413:  * @arr = Array
                    414:  * @data = Element, if set NULL return only first empty position
                    415:  * return: -1 not found empty position, array is full!, >-1 return position of stored element into array
                    416:  */
                    417: inline int io_arrayPush(array_t * __restrict arr, void **data);
                    418: /*
                    419:  * io_arrayPop() - Pop element from dynamic array like stack manner, last used position
                    420:  * @arr = Array
1.11      misho     421:  * @data = Element, if set NULL return only last used position
1.8       misho     422:  * @delAfter = Delete after Pop element, !=0 delete element from array after return data
                    423:  * return: -1 not found used position, array is empty!, >-1 return element position
                    424:  */
                    425: inline int io_arrayPop(array_t * __restrict arr, void ** __restrict data, int delAfter);
                    426: 
                    427: /*
                    428:  * io_argsNum() Parse and calculate number of arguments
                    429:  * @csArgs = Input arguments line
                    430:  * @csDelim = Delimiter(s) for separate
                    431:  * return: 0 error format; -1 error:: can`t read; >0 ok, number of items
                    432:  */
                    433: inline int io_argsNum(const char *csArgs, const char *csDelim);
                    434: 
                    435: /*
                    436:  * io_arrayMake() Parse and make array from arguments ... (input string will be modified!!! 
                    437:  *     and output array must be free with io_arrayDestroy() after use!)
                    438:  * @psArgs = Input arguments line, after execute string is modified!!!
                    439:  * @nargs = Maximum requested count of arguments from input string psArgs, if 0 all psArgs
                    440:  * @csDelim = Delimiter(s) for separate
                    441:  * @parr = Output array of arguments ... (must be free with io_arrayDestroy() after use!)
                    442:  * return: 0 error format; -1 error:: can`t read; >0 ok, number of readed items
                    443:  */
                    444: int io_arrayMake(char * __restrict psArgs, int nargs, const char *csDelim, 
                    445:                array_t ** __restrict parr);
                    446: 
                    447: /*
                    448:  * io_MakeAV() Parse and make attribute/value pair
                    449:  * @csArgs = Input argument line
                    450:  * @csDelim = Delimiter for separate
                    451:  * @psAttr = Output Attribute
                    452:  * @attrLen = Size of attribute array
                    453:  * @psValue = Output Value, if ==NULL this element not present value or not wanted for return
                    454:  * @valLen = Size of value array
                    455:  * return: 0 error format; -1 error:: can`t read; >0 ok, number of readed items
                    456: */
                    457: int io_MakeAV(const char * __restrict csArgs, const char *csDelim, 
                    458:                char * __restrict psAttr, int attrLen, char * __restrict psValue, int valLen);
                    459: 
1.9       misho     460: /*
                    461:  * io_sarrInit() - Create and initialize dynamic split-order array
                    462:  * @numItems = Number of Items
                    463:  * @segLen = Length of segment
                    464:  * return: NULL error, != NULL allocated memory for array
                    465:  */
                    466: inline sarr_t *io_sarrInit(int numItems, int segLen);
                    467: /*
                    468:  * io_sarrDestroy() - Free all data in dynamic split-order array and Destroy array
                    469:  * @parr = Array
                    470:  * return: none
                    471:  */
                    472: inline void io_sarrDestroy(sarr_t ** __restrict parr);
                    473: /*
                    474:  * io_sarrGrow() - Grow/Shrink dynamic split-order array, Use with care when it shrink!!!
                    475:  * @arr = Array
                    476:  * @newNumItems = Number of Items
                    477:  * return: -1 error, 0 ok
                    478:  */
                    479: int io_sarrGrow(sarr_t * __restrict arr, int newNumItems);
                    480: /*
                    481:  * io_sarrVacuum() - Vacuum dynamic split-order array, empty segments will be freed
                    482:  * @arr = Array
                    483:  * return: -1 error, >-1 freed segments
                    484:  */
                    485: inline int io_sarrVacuum(sarr_t * __restrict arr);
1.11      misho     486: #define io_sarrSize(_arr)              (assert((_arr)), (_arr)->sarr_num)
1.9       misho     487: /*
                    488:  * io_sarrGet() - Get element from dynamic split-order array
                    489:  * @arr = Array
                    490:  * @idx = Index (warning 1st element is at position 1)
                    491:  * return: NULL not found, !=NULL element
                    492:  */
                    493: inline void *io_sarrGet(sarr_t * __restrict arr, unsigned int idx);
                    494: /*
                    495:  * io_sarrGet2() - Always get element from dynamic split-order array
                    496:  *     Function automatic grow array. Good use for Hash tables! 
                    497:  * @arr = Array
                    498:  * @idx = Index (warning 1st element is at position 1)
                    499:  * return: NULL not found, !=NULL element
                    500:  */
                    501: void *io_sarrGet2(sarr_t * __restrict arr, unsigned int idx);
                    502: /*
                    503:  * io_sarrSet() - Set element to dynamic split-order array
                    504:  * @arr = Array
                    505:  * @idx = Index (warning 1st element is at position 1)
                    506:  * @data = Value
                    507:  * return: NULL error or empty, !=NULL old value in element
                    508:  */
                    509: inline void *io_sarrSet(sarr_t * __restrict arr, unsigned int idx, void *data);
1.11      misho     510: #define io_sarrDel(_arr, _idx)         io_sarrSet((_arr), _idx, NULL)
                    511: #define io_sarr(_arr, _idx, _type)     (_type)io_sarrGet((_arr), _idx)
                    512: /*
                    513:  * io_sarr2array() - Convert from split-order array to dynamic array
                    514:  * @sa = split array
                    515:  * @sarrFree = after convert split array !=0 will be destroyed sarray
                    516:  * return: NULL error or != NULL new array
                    517:  */
                    518: array_t *io_sarr2array(sarr_t ** __restrict sa, int sarrFree);
                    519: /*
                    520:  * io_array2sarr() - Convert from dynamic array to split-order array
                    521:  * @a = array
                    522:  * @segLen = Length of segment
                    523:  * @arrFree = after convert array !=0 will be destroyed
                    524:  * return: NULL error or != NULL new sarr
                    525:  */
                    526: sarr_t *io_array2sarr(array_t ** __restrict a, int segLen, int arrFree);
1.8       misho     527: 
                    528: /*
1.10      misho     529:  * io_CopyEnv() Copy environment to new environment array;
                    530:  * @oldenv = Environment array
                    531:  * return: NULL error; !=NULL Allocated new environment array(must be free)
                    532: */
                    533: char **io_CopyEnv(const char **oldenv);
                    534: /*
                    535:  * io_ExecArgs() Build exec arguments from other array
                    536:  * @psProg = Program name for execute
                    537:  * @oldarg = Arguments array
                    538:  * return: NULL error; !=NULL Allocated execution array(must be free)
                    539: */
                    540: char **io_ExecArgs(const char *psProg, const char **oldarg);
                    541: /*
                    542:  * io_FreeNullTerm() Free dynamic allocated null terminated array with strings
                    543:  * @arr = Pointer to array for free
                    544:  * return: none
                    545: */
                    546: inline void io_FreeNullTerm(char *** __restrict arr);
                    547: 
                    548: /*
1.2       misho     549:  * ioURLGet() Parse and get data from input URL
                    550:  * @csURL = Input URL line
                    551:  * @url = Output parsed URL
                    552:  * return: 0 error format not find tech:// and return URL like path; 
                    553:                -1 error:: can`t read; >0 ok, up bits for known elements
                    554: */
                    555: int ioURLGet(const char *csURL, struct tagIOURL *url);
                    556: /*
                    557:  * ioURLGetValue() Get value from parsed URL
                    558:  * @url = Input parsed URL
                    559:  * @csAttr = Attribute for search
                    560:  * @psValue = Return value of attribute, if ==NULL only check for existence of attribute
                    561:  * @valLen = Size of psValue array
                    562:  * return: 0 error attribute not find; -1 error:: can`t read; >0 ok, find at position
                    563: */
                    564: int ioURLGetValue(struct tagIOURL *url, const char *csAttr, char * __restrict psValue, int valLen);
                    565: /*
                    566:  * ioURLGetFile() Get file from parsed URL
                    567:  * @url = Input parsed URL
                    568:  * @psValue = Return filename, if not specified file in url path, replace with /
                    569:  * @valLen = Size of psValue array
                    570:  * return: -1 error:: can`t read; 0 ok
                    571: */
                    572: int ioURLGetFile(struct tagIOURL *url, char * __restrict psValue, int valLen);
                    573: 
1.3       misho     574: 
                    575: /*
1.6       misho     576:  * ioXMLGet() Parse and get data from input XML request string [ns:]container[|attribute[=value]][?data]
                    577:  * @csXML = Input XML request line
                    578:  * @xml = Output parsed XML request
                    579:  * return: 0 error format incorrect, -1 error:: can`t read; >0 ok readed elements bits
                    580: */
                    581: int ioXMLGet(const char *csXML, struct tagReqXML *xml);
                    582: 
                    583: 
                    584: /*
1.5       misho     585:  * ioMkDir() Function for racursive directory creation and validation
                    586:  * @csDir = Full directory path
                    587:  * @mode = Mode for directory creation if missing dir
                    588:  * return: -1 error, 0 directory path exist, >0 created missing dirs
                    589: */
                    590: int ioMkDir(const char *csDir, int mode);
                    591: 
1.6       misho     592: /*
                    593:  * ioWatchDirLoop() Function for watching changes in directory and fire callback
                    594:  * @csDir = Full directory path
                    595:  * @callback = Callback if raise event! nOp -1 delete, 0 change/move, 1 create
                    596:  * return: -1 error, !=-1 ok, number of total signaled events
                    597: */
                    598: int ioWatchDirLoop(const char *csDir, int (*callback)(const char *csName, int nOp));
                    599: 
1.5       misho     600: 
                    601: /*
                    602:  * io_rread() Raw VFS read function
                    603:  * @fd = File handle
                    604:  * @buf = Read buffer
                    605:  * @nbytes = Read buffer size
                    606:  * @offset = Read from position, if -1 read nbytes from current position
                    607:  * @update = Update file handle position !0
                    608:  * return: -1 error or !=-1 readed bytes
                    609:  */
                    610: inline int io_rread(int fd, void * __restrict buf, size_t nbytes, off_t offset, int update);
                    611: /*
                    612:  * io_rwrite() Raw VFS write function
                    613:  * @fd = File handle
                    614:  * @buf = Write buffer
                    615:  * @nbytes = Write bytes from buffer
                    616:  * @offset = Write at position, if -1 write nbytes from current position
                    617:  * @update = Update file handle position !0
                    618:  * return: -1 error or !=-1 writed bytes
                    619:  */
                    620: inline int io_rwrite(int fd, void * __restrict buf, size_t nbytes, off_t offset, int update);
                    621: 
                    622: /* Disk I/O helper macros */
                    623: #define io_read(f, b, n) io_rread(f, b, n, -1, 1)
                    624: #define io_write(f, b, n) io_rwrite(f, b, n, -1, 1)
                    625: 
                    626: 
                    627: /* Debug helper macros */
                    628: extern int io_Debug;
                    629: 
                    630: #define io_initDebug(x)                io_Debug = (x);
                    631: #define io_addDebug            io_Debug++
                    632: #define ioDEBUG(x, fmt, ...)   do { \
                    633:                                        assert((fmt)); \
                    634:                                        char str[STRSIZ] = { 0 }; \
1.11      misho     635:                                        snprintf(str, sizeof str, (fmt), ##__VA_ARGS__); \
1.5       misho     636:                                        if ((x) <= io_Debug) \
                    637:                                                syslog(LOG_DEBUG, "ioDebug(%d):%s(%d): %s\n", \
                    638:                                                                (x), __func__, __LINE__, str); \
                    639:                                } while (0)
                    640: 
                    641: #define ioERROR(x, fmt, ...)   do { \
                    642:                                        assert((fmt)); \
                    643:                                        char str[STRSIZ] = { 0 }; \
1.11      misho     644:                                        snprintf(str, sizeof str, (fmt), ##__VA_ARGS__); \
1.5       misho     645:                                        syslog(LOG_ERR, "ioError():%s(%d): #%d - %s\n", \
                    646:                                                         __func__, __LINE__, (x), str); \
                    647:                                } while (0)
                    648: #define io_sysERROR(x)         do { \
                    649:                                        if (x > 0 || errno) \
                    650:                                                syslog(LOG_ERR, "ioError(sys):%s(%d): #%d - %s\n", \
                    651:                                                                __func__, __LINE__, x > 0 ? x : errno, \
                    652:                                                                strerror(x > 0 ? x : errno)); \
                    653:                                } while (0)
                    654: #define io_aitERROR(ait)       do { \
                    655:                                        if (ait##_GetErrno()) \
                    656:                                                syslog(LOG_ERR, "ioError(ait):%s(%d): #%d - %s\n", \
                    657:                                                                __func__, __LINE__, ait##_GetErrno(), \
                    658:                                                                ait##_GetError()); \
                    659:                                } while (0)
1.3       misho     660: 
1.1       misho     661: 
1.7       misho     662: /* Crypto framework */
                    663: 
                    664: /*
                    665:  * ioCipher() Cipher wrapper for all supported crypto algorythms
                    666:  * @pInput = input buffer
                    667:  * @inLen = input buffer len
                    668:  * @ppOutput = output allocated buffe, must be free after use
                    669:  * @Cipher = cipher engine, like EVP_bf_cbc() or etc...
                    670:  * @pKey = key
                    671:  * @pIV = IV, salt (8 bytes)
                    672:  * @nMode = Mode 0 - decrypting or 1 - encrypting
                    673:  * return: 0 not present data or error!; >0 number of processed and returned bytes into ppOutput
                    674: */
                    675: int ioCipher(unsigned char *pInput, int inLen, unsigned char **ppOutput, const EVP_CIPHER *Cipher, 
                    676:                unsigned char *pKey, unsigned char *pIV, int nMode);
                    677: 
                    678: /*
                    679:  * io_Blowfish() Blowfish cipher algorythm, work with ASCII hex strings
                    680:  * @pInput = input buffer
                    681:  * @inLen = input buffer len
                    682:  * @ppOutput = output allocated buffe, must be free after use
                    683:  * @pKey = key
                    684:  * @pIV = IV, salt (8 bytes)
                    685:  * @nMode = Mode 0 - decrypting or 1 - encrypting
                    686:  * return: 0 not present data or error!; >0 number of processed and returned bytes into ppOutput
                    687: */
1.8       misho     688: int io_Blowfish(unsigned char *pInput, int inLen, unsigned char **ppOutput, 
                    689:                unsigned char *pKey, unsigned char *pIV, int nMode);
1.7       misho     690: 
                    691: 
1.1       misho     692: #endif

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