--- libaitio/inc/aitio.h 2010/09/10 12:39:41 1.5 +++ libaitio/inc/aitio.h 2012/03/15 01:52:22 1.15 @@ -1,35 +1,243 @@ /************************************************************************* -* (C) 2010 AITNET ltd - Sofia/Bulgaria - -* by Michael Pounov +* (C) 2010 AITNET ltd - Sofia/Bulgaria - +* by Michael Pounov * * $Author: misho $ -* $Id: aitio.h,v 1.5 2010/09/10 12:39:41 misho Exp $ +* $Id: aitio.h,v 1.15 2012/03/15 01:52:22 misho Exp $ * -*************************************************************************/ +************************************************************************** +The ELWIX and AITNET software is distributed under the following +terms: + +All of the documentation and software included in the ELWIX and AITNET +Releases is copyrighted by ELWIX - Sofia/Bulgaria + +Copyright 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012 + by Michael Pounov . All rights reserved. + +Redistribution and use in source and binary forms, with or without +modification, are permitted provided that the following conditions +are met: +1. Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. +2. Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in the + documentation and/or other materials provided with the distribution. +3. All advertising materials mentioning features or use of this software + must display the following acknowledgement: +This product includes software developed by Michael Pounov +ELWIX - Embedded LightWeight unIX and its contributors. +4. Neither the name of AITNET nor the names of its contributors + may be used to endorse or promote products derived from this software + without specific prior written permission. + +THIS SOFTWARE IS PROVIDED BY AITNET AND CONTRIBUTORS ``AS IS'' AND +ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE +FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL +DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS +OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) +HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT +LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY +OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF +SUCH DAMAGE. +*/ #ifndef __AITIO_H #define __AITIO_H -typedef struct _tagURLItem { - int vallen; - char *value; -} url_Item_t; +#define COMPAT_43TTY -struct tagIOURL { - unsigned char url_line[BUFSIZ]; +#include +#include +#include +#include +#include +#include +#include +#include +#include - url_Item_t url_tech; - url_Item_t url_user; - url_Item_t url_pass; - url_Item_t url_host; - url_Item_t url_port; - url_Item_t url_path; - url_Item_t url_args; - char *url_reserved; +#define VACUUM_LEFT 1 +#define VACUUM_BETWEEN 2 + +/* AIT arrays */ + +typedef void ** sarr_seg_t; +typedef struct _tagSplitArray { + int sarr_num; + int sarr_seg; + int sarr_siz; + sarr_seg_t *sarr_data; +} sarr_t; + +typedef struct _tagArray { + int arr_num; + void **arr_data; +} array_t; + +/* AIT RPC variables and managment */ + +typedef enum { + empty, ptr, /* empty -> variable is not set; ptr -> void* */ + buffer, string, blob, /* buffer -> uint8_t*; string -> int8_t*; blob -> uint32_t blobID(+socket); */ + f32, f64, /* float -> f32; double -> f64 */ + u8, u16, u32, u64, /* unsigned integers ... */ + i8, i16, i32, i64, /* integers ... */ +} ait_type_t; + +typedef struct { + uint8_t val_type; + uint8_t val_pad[3]; + uint32_t val_len; + union { + uint64_t net; + + void *ptr; + uint8_t *buffer; + int8_t *string; + uint32_t blob; + float f32; + double f64; + uint8_t u8; + uint16_t u16; + uint32_t u32; + uint64_t u64; + int8_t i8; + int16_t i16; + int32_t i32; + int64_t i64; + } val; +} __packed ait_val_t; + +#define AIT_TYPE(_vl) ((ait_type_t) (_vl)->val_type) +#define AIT_LEN(_vl) (_vl)->val_len +#define AIT_RAW(_vl) (_vl)->val.net +#define AIT_VOID(_vl) (_vl)->val.ptr +#define AIT_BLOB_CHUNKS(_vl, _n) (assert((_vl)), AIT_LEN((_vl)) / _n + (AIT_LEN((_vl)) % _n) ? 1 : 0) +#define AIT_ISEMPTY(_vl) (assert((_vl)), AIT_TYPE((_vl)) == empty) + +#define AIT_GET_LIKE(_vl, _type) (assert((_vl)), (_type) (_vl)->val.ptr) + +#define AIT_GET_PTR(_vl) (assert((_vl)), assert(AIT_TYPE((_vl)) == ptr), (_vl)->val.ptr) +#define AIT_GET_BUF(_vl) (assert((_vl)), assert(AIT_TYPE((_vl)) == buffer), (_vl)->val.buffer) +#define AIT_GET_STR(_vl) (assert((_vl)), assert(AIT_TYPE((_vl)) == string), (_vl)->val.string) +#define AIT_GET_BLOB(_vl) (assert((_vl)), assert(AIT_TYPE((_vl)) == blob), (_vl)->val.blob) +#define AIT_GET_U8(_vl) (assert((_vl)), assert(AIT_TYPE((_vl)) == u8), (_vl)->val.u8) +#define AIT_GET_U16(_vl) (assert((_vl)), assert(AIT_TYPE((_vl)) == u16), (_vl)->val.u16) +#define AIT_GET_U32(_vl) (assert((_vl)), assert(AIT_TYPE((_vl)) == u32), (_vl)->val.u32) +#define AIT_GET_U64(_vl) (assert((_vl)), assert(AIT_TYPE((_vl)) == u64), (_vl)->val.u64) +#define AIT_GET_I8(_vl) (assert((_vl)), assert(AIT_TYPE((_vl)) == i8), (_vl)->val.i8) +#define AIT_GET_I16(_vl) (assert((_vl)), assert(AIT_TYPE((_vl)) == i16), (_vl)->val.i16) +#define AIT_GET_I32(_vl) (assert((_vl)), assert(AIT_TYPE((_vl)) == i32), (_vl)->val.i32) +#define AIT_GET_I64(_vl) (assert((_vl)), assert(AIT_TYPE((_vl)) == i64), (_vl)->val.i64) +#define AIT_GET_F32(_vl) (assert((_vl)), assert(AIT_TYPE((_vl)) == f32), (_vl)->val.f32) +#define AIT_GET_F64(_vl) (assert((_vl)), assert(AIT_TYPE((_vl)) == f64), (_vl)->val.f64) + +#define AIT_SET_PTR(_vl, _p, _len) do { ait_val_t *__val = (_vl); assert(__val); \ + __val->val_type = ptr; AIT_LEN(__val) = _len; \ + __val->val.ptr = _p; } while (0) +#define AIT_SET_BUF(_vl, _v, _len) do { ait_val_t *__val = (_vl); assert(__val); \ + __val->val.buffer = malloc(_len); \ + if (__val->val.buffer) { \ + __val->val_type = buffer; AIT_LEN(__val) = _len; \ + memcpy(__val->val.buffer, (_v), _len); \ + } } while (0) +#define AIT_SET_STR(_vl, _v) do { ait_val_t *__val = (_vl); assert(__val); \ + __val->val.string = (int8_t*) strdup((_v)); \ + if (__val->val.string) { \ + __val->val_type = string; \ + AIT_LEN(__val) = strlen((_v)) + 1; \ + } } while (0) +#define AIT_SET_STRCAT(_vl, _v) do { ait_val_t *__val = (_vl); assert(__val); \ + assert(AIT_TYPE(__val) == string); \ + void *__p = realloc(AIT_LEN(__val) + strlen((_v))); \ + if (__p) { \ + __val->val.string = __p; \ + AIT_LEN(__val) += strlen((_v)); \ + strlcat(__val->val.string, (_v), AIT_LEN(__val)); \ + } } while (0) +#define AIT_SET_BLOB(_vl, _n, _len) do { ait_val_t *__val = (_vl); assert(__val); \ + __val->val_type = blob; AIT_LEN(__val) = _len; \ + __val->val.blob = _n; } while (0) +#define AIT_SET_BLOB2(_vl, _bv) do { ait_val_t *__val = (_vl); assert(__val); assert((_bv)); \ + __val->val_type = blob; AIT_LEN(__val) = (_bv)->blob_len; \ + __val->val.blob = (_bv)->blob_var; } while (0) +#define AIT_NEW_BLOB(_vl, _len) AIT_SET_BLOB((_vl), 0, _len) + +#define AIT_SET_U8(_vl, _n) do { ait_val_t *__val = (_vl); assert(__val); \ + __val->val_type = u8; __val->val.u8 = _n; \ + AIT_LEN(__val) = sizeof(uint8_t); } while (0) +#define AIT_SET_U16(_vl, _n) do { ait_val_t *__val = (_vl); assert(__val); \ + __val->val_type = u16; __val->val.u16 = _n; \ + AIT_LEN(__val) = sizeof(uint16_t); } while (0) +#define AIT_SET_U32(_vl, _n) do { ait_val_t *__val = (_vl); assert(__val); \ + __val->val_type = u32; __val->val.u32 = _n; \ + AIT_LEN(__val) = sizeof(uint32_t); } while (0) +#define AIT_SET_U64(_vl, _n) do { ait_val_t *__val = (_vl); assert(__val); \ + __val->val_type = u64; __val->val.u64 = _n; \ + AIT_LEN(__val) = sizeof(uint64_t); } while (0) +#define AIT_SET_I8(_vl, _n) do { ait_val_t *__val = (_vl); assert(__val); \ + __val->val_type = i8; __val->val.i8 = _n; \ + AIT_LEN(__val) = sizeof(int8_t); } while (0) +#define AIT_SET_I16(_vl, _n) do { ait_val_t *__val = (_vl); assert(__val); \ + __val->val_type = i16; __val->val.i16 = _n; \ + AIT_LEN(__val) = sizeof(int16_t); } while (0) +#define AIT_SET_I32(_vl, _n) do { ait_val_t *__val = (_vl); assert(__val); \ + __val->val_type = i32; __val->val.i32 = _n; \ + AIT_LEN(__val) = sizeof(int32_t); } while (0) +#define AIT_SET_I64(_vl, _n) do { ait_val_t *__val = (_vl); assert(__val); \ + __val->val_type = i64; __val->val.i64 = _n; \ + AIT_LEN(__val) = sizeof(int64_t); } while (0) +#define AIT_SET_F32(_vl, _n) do { ait_val_t *__val = (_vl); assert(__val); \ + __val->val_type = f32; __val->val.f32 = _n; \ + AIT_LEN(__val) = sizeof(float); } while (0) +#define AIT_SET_F64(_vl, _n) do { ait_val_t *__val = (_vl); assert(__val); \ + __val->val_type = f64; __val->val.f64 = _n; \ + AIT_LEN(__val) = sizeof(double); } while (0) + + /* if attribute zeroCopy is set not execute free() */ +#define AIT_FREE_VAL(_vl) do { ait_val_t *__val = (ait_val_t*) (_vl); assert(__val); \ + switch (__val->val_type) { \ + case buffer: \ + if (__val->val.buffer) { \ + free(__val->val.buffer); \ + __val->val.buffer = NULL; \ + } \ + break; \ + case string: \ + if (__val->val.string) { \ + free(__val->val.string); \ + __val->val.string = NULL; \ + } \ + break; \ + default: \ + break; \ + } \ + __val->val_type = empty; \ + AIT_LEN(__val) = 0; \ + } while (0) + +struct io_ether_addr { + u_int8_t ether_addr_octet[6]; }; +typedef struct io_ether_addr io_ether_addr_t; +typedef union { + struct sockaddr_storage ss; + struct sockaddr sa; + struct sockaddr_un sun; + struct sockaddr_in sin; + struct sockaddr_in6 sin6; + struct sockaddr_dl sdl; +} io_sockaddr_t; + +#define io_align(x, a) (((x) + (a)) & ~(a)) + + // io_GetErrno() Get error code of last operation inline int io_GetErrno(); // io_GetError() Get error text of last operation @@ -37,6 +245,112 @@ inline const char *io_GetError(); /* + * io_ether_ntoa() Convert ethernet address to string + * @n = ethernet address structure, like struct ether_addr + * @a = string + * @len = string length + * return: NULL error or !=NULL string a + */ +inline char *io_ether_ntoa(const struct io_ether_addr *n, char * __restrict a, int len); +/* + * io_ether_aton() Convert string to ethernet address + * @a = string + * @e = ethernet address structure, like struct ether_addr + * return: NULL error or !=NULL ethernet address structure + */ +inline struct io_ether_addr *io_ether_aton(const char *a, struct io_ether_addr *e); +/* + * io_n2port() Extract port from network structure + * @addr = Address + * return: 0 not supported family type or port number + */ +inline u_short io_n2port(io_sockaddr_t * __restrict addr); +/* + * io_n2addr() Extract address from network structure + * @addr = Address + * @val = Value for store string address + * return: NULL error or !=NULL string address from val + */ +const char *io_n2addr(io_sockaddr_t * __restrict addr, ait_val_t * __restrict val); +/* + * io_gethostbyname() Get host and port and make network structure + * @psHost = Hostname + * @port = Port + * @addr = Network address structure + * return: NULL error or !=NULL network structure + */ +io_sockaddr_t *io_gethostbyname(const char *psHost, unsigned short port, + io_sockaddr_t * __restrict addr); + +/* + * io_vars2buffer() Marshaling data from array with variables to buffer + * @buf = Buffer + * @buflen = Size of buffer + * @vars = Variable array + * return: -1 error, 0 nothing done or >0 size of marshaled data + */ +int io_vars2buffer(unsigned char *buf, int buflen, array_t *vars); +/* + * io_buffer2vars() De-marshaling data from buffer to array with variables + * @buf = Buffer + * @buflen = Size of buffer + * @vnum = Number of variables into buffer + * @zcpy = Zero-copy for variables, if !=0 don't use io_arrayFree() for free variables and + *DON'T MODIFY OR DESTROY BUFFER*. =0 call io_arrayFree() before io_arrayDestroy() + * return: =NULL error, !=NULL allocated variable array, after use must free with io_arrayDestroy() + */ +array_t *io_buffer2vars(unsigned char *buf, int buflen, int vnum, int zcpy); +/* + * io_vars2map() Marshaling data from array with variables to memory map + * @buf = Buffer + * @buflen = Size of buffer + * @vars = Variable array + * return: -1 error, 0 nothing done or >0 size of marshaled data + */ +int io_vars2map(unsigned char *buf, int buflen, array_t *vars); +/* + * io_map2vars() De-marshaling data from memory map to array with variables + * @buf = Buffer + * @buflen = Size of buffer + * @vnum = Number of variables into buffer + * @zcpy = Zero-copy for variables, if !=0 don't use io_arrayFree() for free variables and + *DON'T MODIFY OR DESTROY BUFFER*. =0 call io_arrayFree() before io_arrayDestroy() + * return: =NULL error, !=NULL allocated variable array, after use must free with io_arrayDestroy() + */ +array_t *io_map2vars(unsigned char *buf, int buflen, int vnum, int zcpy); + +/* + * io_allocVar() Allocate memory for variable + * return: NULL error or new variable, after use free variable with io_freeVar() + */ +inline ait_val_t *io_allocVar(void); +/* + * io_freeVar() Free allocated memory for variable + * @val = Variable + * return: none + */ +inline void io_freeVar(ait_val_t * __restrict val); +/* + * io_allocVars() Allocate ait_val_t array + * @varnum = Number of variables + * return: =NULL error or !=NULL allocated array + */ +inline array_t *io_allocVars(int varnum); +/* + * io_clrVars() Clear ait_val_t elements from array + * @vars = Variable array + * return: -1 error or size of array + */ +inline int io_clrVars(array_t * __restrict vars); +/* + * io_freeVars() Free ait_val_t array + * @vars = Variable array + * return: none + */ +inline void io_freeVars(array_t ** __restrict vars); + + +/* * ioPromptRead() Read data from input h[0] with prompt to output h[1] * @h = file handles h[0] = input, h[1] = output, if NULL use stdin, stdout * @csPrompt = Prompt before input, may be NULL @@ -84,46 +398,11 @@ int ioRegexGet(const char *csRegex, const char *csData char *ioRegexReplace(const char *csRegex, const char *csData, const char *csNew); /* - * io_Path2File() Parse and make path/filename pair - * @csArgs = Input argument line - * @psPath = Output Path, if ==NULL path not returned - * @pathLen = Size of path array - * @psFile = Output File - * @fileLen = Size of file array - * return: 0 error format; -1 error:: can`t read; >0 ok, number of readed items + * ioStrAst() Function for evaluate string like asterisk variable "{text[:[-]#[:#]]}" + * @csString = Input string + * return: NULL error, !=NULL Allocated new string evaluated from input string, must be free() */ -inline int io_Path2File(const char * __restrict csArgs, char * __restrict psPath, int pathLen, - char * __restrict psFile, int fileLen); -/* - * io_MakeAV() Parse and make attribute/value pair - * @csArgs = Input argument line - * @csDelim = Delimiter for separate - * @psAttr = Output Attribute - * @attrLen = Size of attribute array - * @psValue = Output Value, if ==NULL this element not present value or not wanted for return - * @valLen = Size of value array - * return: 0 error format; -1 error:: can`t read; >0 ok, number of readed items -*/ -inline int io_MakeAV(const char * __restrict csArgs, const char *csDelim, - char * __restrict psAttr, int attrLen, char * __restrict psValue, int valLen); -/* - * io_SizeArray() Parse and calculate size of array - * @csArgs = Input arguments line - * @csDelim = Delimiter(s) for separate - * return: 0 error format; -1 error:: can`t read; >0 ok, number of items -*/ -inline int io_SizeArray(const char *csArgs, const char *csDelim); -/* - * io_MakeArray() Parse and make array of arguments values ... - * (input string will be modified! and output array must be free) - * @psArgs = Input arguments line, after execute string is modified!!! - * @csDelim = Delimiter(s) for separate - * @args = Output array of arguments ... (must be free() after procced function!) - * @nargs = Maximum requested count of arguments from input string psArgs - * return: 0 error format; -1 error:: can`t read; >0 ok, number of readed items -*/ -inline int io_MakeArray(char * __restrict psArgs, const char *csDelim, - char *** __restrict args, int nargs); +char *ioStrAst(const char *csString); /* * io_UnquotStr() Remove quots from input text string @@ -165,32 +444,258 @@ inline unsigned char *io_Ch2Hex(unsigned char *psLine, inline char *io_Hex2Ch(unsigned char *psLine, int lineLen); /* - * ioURLGet() Parse and get data from input URL - * @csURL = Input URL line - * @url = Output parsed URL - * return: 0 error format not find tech:// and return URL like path; - -1 error:: can`t read; >0 ok, up bits for known elements + * io_Path2File() - Parse and make path/filename pair + * + * @csArgs = Input argument line + * @psPath = Output Path, if ==NULL path not returned + * @pathLen = Size of path array + * @psFile = Output File + * @fileLen = Size of file array + * return: 0 error format; -1 error:: can`t read; >0 ok, number of readed items + */ +inline int +io_Path2File(const char * __restrict csArgs, char * __restrict psPath, + int pathLen, char * __restrict psFile, int fileLen); + +/* + * io_arrayInit() - Create and initialize dynamic array + * @numItems = Number of Items + * return: NULL error, != NULL allocated memory for array + */ +inline array_t *io_arrayInit(int numItems); +/* + * io_arrayDestroy() - Free and destroy dynamic array + * @parr = Array + * return: none + */ +inline void io_arrayDestroy(array_t ** __restrict parr); +/* + * io_arrayFree() - Free all data in dynamic array items + * (WARNING! If assign static array dont use this!!!) + * @arr = Array + * return: none + */ +inline void io_arrayFree(array_t * __restrict arr); +/* + * io_arrayFrom() - Create and fill array from array with pointers + * @pargv = Array with pointers + * @argc = Number of Items, if 0 walk through argv and stop when reach NULL item + * return: NULL error, != NULL allocated new array + */ +inline array_t *io_arrayFrom(const char *** __restrict pargv, int argc); +/* + * io_arrayTo() - Create and fill array with pointers from dynamic array + * @arr = Array + * return: NULL error, != NULL allocated memory for array, NULL terminated + */ +inline char **io_arrayTo(array_t * __restrict arr); +/* + * io_arrayLen() - Get last used element in dynamic array (array Length) + * @arr = Array + * return: -1 error, 0 empty or >0 position of last used element + */ +inline int io_arrayLen(array_t * __restrict arr); +/* + * io_arrayConcat() Concat source array to destination array + * @dest = Destination array + * @src = Source array + * return: -1 error; >0 new count of destination array + */ +int io_arrayConcat(array_t * __restrict dest, array_t * __restrict src); +/* + * io_arrayCopy() Copy source array to destination array + * @dest = Destination array, after use free with io_arrayDestroy() + * @src = Source array + * return: -1 error; >0 count of destination array + */ +int io_arrayCopy(array_t ** __restrict dest, array_t * __restrict src); +/* + * io_arrayGrow() - Grow/Shrink dynamic array, Use with care when it shrink!!! + * @arr = Array + * @newNumItems = Number of Items + * @freeShrink = Free elements before shrink array + * return: -1 error, 0 ok + */ +int io_arrayGrow(array_t * __restrict arr, int newNumItems, int freeShrink); +/* + * io_arrayVacuum() - Vacuum dynamic array, empty elements will be deleted + * @arr = Array + * @fromWhere = 1 begin, 2 ALL empty elements + * return: -1 error, 0 ok + */ +int io_arrayVacuum(array_t * __restrict arr, int fromWhere); + +#define io_arraySize(_arr) ((_arr) ? (_arr)->arr_num : 0) +#define io_arrayZero(_arr) (assert((_arr)), memset((_arr)->arr_data, 0, \ + io_arraySize((_arr)) * sizeof(void*))) + +#define io_arrayGet(_arr, _d) (assert((_arr) && (_arr)->arr_num > _d), *((_arr)->arr_data + _d)) +#define io_array(_arr, _d, _type) (assert((_arr) && (_arr)->arr_num > _d), \ + ((_type) *((_arr)->arr_data + _d))) +#define io_arraySet(_arr, _d, _ptr) do { \ + assert((_arr) && (_arr)->arr_num > _d); \ + *((_arr)->arr_data + _d) = (void*) (_ptr); \ + } while (0) +#define io_arrayDel(_arr, _d, _fri) do { \ + assert((_arr) && (_arr)->arr_num > _d); \ + if (_fri) \ + free(*((_arr)->arr_data + _d)); \ + *((_arr)->arr_data + _d) = NULL; \ + } while (0) + +/* + * io_arrayElem() - Always GET/PUT element into dynamic array, if not enough elements grow array + * @arr = Array + * @n = Position + * @data = Element, if set NULL GET element at position or !=NULL PUT element at position + * return: -1 error or !=-1 return element at position + */ +inline void *io_arrayElem(array_t * __restrict arr, int n, void *data); +/* + * io_arrayPush() - Push element into dynamic array like stack manner, place at first empty position + * @arr = Array + * @data = Element, if set NULL return only first empty position + * return: -1 not found empty position, array is full!, >-1 return position of stored element into array + */ +inline int io_arrayPush(array_t * __restrict arr, void **data); +/* + * io_arrayPop() - Pop element from dynamic array like stack manner, last used position + * @arr = Array + * @data = Element, if set NULL return only last used position + * @delAfter = Delete after Pop element, !=0 delete element from array after return data + * return: -1 not found used position, array is empty!, >-1 return element position + */ +inline int io_arrayPop(array_t * __restrict arr, void ** __restrict data, int delAfter); + +/* + * io_argsNum() Parse and calculate number of arguments + * @csArgs = Input arguments line + * @csDelim = Delimiter(s) for separate + * return: 0 error format; -1 error:: can`t read; >0 ok, number of items + */ +inline int io_argsNum(const char *csArgs, const char *csDelim); + +/* + * io_arrayMake() Parse and make array from arguments ... (input string will be modified!!! + * and output array must be free with io_arrayDestroy() after use!) + * @psArgs = Input arguments line, after execute string is modified!!! + * @nargs = Maximum requested count of arguments from input string psArgs, if 0 all psArgs + * @csDelim = Delimiter(s) for separate + * @parr = Output array of arguments ... (must be free with io_arrayDestroy() after use!) + * return: 0 error format; -1 error:: can`t read; >0 ok, number of readed items + */ +int io_arrayMake(char * __restrict psArgs, int nargs, const char *csDelim, + array_t ** __restrict parr); + +/* + * io_MakeAV() Parse and make attribute/value pair + * @csArgs = Input argument line + * @csDelim = Delimiter for separate + * @psAttr = Output Attribute + * @attrLen = Size of attribute array + * @psValue = Output Value, if ==NULL this element not present value or not wanted for return + * @valLen = Size of value array + * return: 0 error format; -1 error:: can`t read; >0 ok, number of readed items */ -int ioURLGet(const char *csURL, struct tagIOURL *url); +int io_MakeAV(const char * __restrict csArgs, const char *csDelim, + char * __restrict psAttr, int attrLen, char * __restrict psValue, int valLen); + /* - * ioURLGetValue() Get value from parsed URL - * @url = Input parsed URL - * @csAttr = Attribute for search - * @psValue = Return value of attribute, if ==NULL only check for existence of attribute - * @valLen = Size of psValue array - * return: 0 error attribute not find; -1 error:: can`t read; >0 ok, find at position + * io_sarrInit() - Create and initialize dynamic split-order array + * @numItems = Number of Items + * @segLen = Length of segment + * return: NULL error, != NULL allocated memory for array + */ +inline sarr_t *io_sarrInit(int numItems, int segLen); +/* + * io_sarrDestroy() - Free all data in dynamic split-order array and Destroy array + * @parr = Array + * return: none + */ +inline void io_sarrDestroy(sarr_t ** __restrict parr); +/* + * io_sarrGrow() - Grow/Shrink dynamic split-order array, Use with care when it shrink!!! + * @arr = Array + * @newNumItems = Number of Items + * return: -1 error, 0 ok + */ +int io_sarrGrow(sarr_t * __restrict arr, int newNumItems); +/* + * io_sarrVacuum() - Vacuum dynamic split-order array, empty segments will be freed + * @arr = Array + * return: -1 error, >-1 freed segments + */ +inline int io_sarrVacuum(sarr_t * __restrict arr); +#define io_sarrSize(_arr) ((_arr) ? (_arr)->sarr_num : 0) +#define io_sarrSeg(_arr) (assert((_arr)), (_arr)->sarr_seg) +/* + * io_sarrCopy() Copy source split array to destination split array + * @dest = Destination split array, after use free with io_sarrDestroy() + * @src = Source split array + * return: -1 error; >0 count of destination split array + */ +int io_sarrCopy(sarr_t ** __restrict dest, sarr_t * __restrict src); +/* + * io_sarrGet() - Get element from dynamic split-order array + * @arr = Array + * @idx = Index (warning 1st element is at position 1) + * return: NULL not found, !=NULL element + */ +inline void *io_sarrGet(sarr_t * __restrict arr, unsigned int idx); +/* + * io_sarrGet2() - Always get element from dynamic split-order array + * Function automatic grow array. Good use for Hash tables! + * @arr = Array + * @idx = Index (warning 1st element is at position 1) + * return: NULL not found, !=NULL element + */ +void *io_sarrGet2(sarr_t * __restrict arr, unsigned int idx); +/* + * io_sarrSet() - Set element to dynamic split-order array + * @arr = Array + * @idx = Index (warning 1st element is at position 1) + * @data = Value + * return: NULL error or empty, !=NULL old value in element + */ +inline void *io_sarrSet(sarr_t * __restrict arr, unsigned int idx, void *data); +#define io_sarrDel(_arr, _idx) io_sarrSet((_arr), _idx, NULL) +#define io_sarr(_arr, _idx, _type) (_type)io_sarrGet((_arr), _idx) +/* + * io_sarr2array() - Convert from split-order array to dynamic array + * @sa = split array + * @sarrFree = after convert split array !=0 will be destroyed sarray + * return: NULL error or != NULL new array + */ +array_t *io_sarr2array(sarr_t ** __restrict sa, int sarrFree); +/* + * io_array2sarr() - Convert from dynamic array to split-order array + * @a = array + * @segLen = Length of segment + * @arrFree = after convert array !=0 will be destroyed + * return: NULL error or != NULL new sarr + */ +sarr_t *io_array2sarr(array_t ** __restrict a, int segLen, int arrFree); + +/* + * io_CopyEnv() Copy environment to new environment array; + * @oldenv = Environment array + * return: NULL error; !=NULL Allocated new environment array(must be free) */ -int ioURLGetValue(struct tagIOURL *url, const char *csAttr, char * __restrict psValue, int valLen); +char **io_CopyEnv(const char **oldenv); /* - * ioURLGetFile() Get file from parsed URL - * @url = Input parsed URL - * @psValue = Return filename, if not specified file in url path, replace with / - * @valLen = Size of psValue array - * return: -1 error:: can`t read; 0 ok + * io_ExecArgs() Build exec arguments from other array + * @psProg = Program name for execute + * @oldarg = Arguments array + * return: NULL error; !=NULL Allocated execution array(must be free) */ -int ioURLGetFile(struct tagIOURL *url, char * __restrict psValue, int valLen); +char **io_ExecArgs(const char *psProg, const char **oldarg); +/* + * io_FreeNullTerm() Free dynamic allocated null terminated array with strings + * @arr = Pointer to array for free + * return: none +*/ +inline void io_FreeNullTerm(char *** __restrict arr); - /* * ioMkDir() Function for racursive directory creation and validation * @csDir = Full directory path @@ -199,7 +704,15 @@ int ioURLGetFile(struct tagIOURL *url, char * __restri */ int ioMkDir(const char *csDir, int mode); +/* + * ioWatchDirLoop() Function for watching changes in directory and fire callback + * @csDir = Full directory path + * @callback = Callback if raise event! nOp -1 delete, 0 change/move, 1 create + * return: -1 error, !=-1 ok, number of total signaled events +*/ +int ioWatchDirLoop(const char *csDir, int (*callback)(const char *csName, int nOp)); + /* * io_rread() Raw VFS read function * @fd = File handle @@ -229,36 +742,237 @@ inline int io_rwrite(int fd, void * __restrict buf, si /* Debug helper macros */ extern int io_Debug; -#define io_initDebug(x) io_Debug = (x); -#define io_addDebug io_Debug++ +#define io_enableDEBUG int io_Debug +#define io_initDebug(x) (io_Debug = (x)) +#define io_incDebug (io_Debug++) +#define io_decDebug (io_Debug--) + +/* Debug macros */ +#define ioVERBOSE(x) if ((x) <= io_Debug) +#define ioTRACE(x) if ((x) <= io_Debug) \ + syslog(LOG_DEBUG, "I'm in %s(%d)", __func__, __LINE__) #define ioDEBUG(x, fmt, ...) do { \ assert((fmt)); \ char str[STRSIZ] = { 0 }; \ - snprintf(str, STRSIZ, (fmt), ##__VA_ARGS__); \ + snprintf(str, sizeof str, (fmt), ##__VA_ARGS__); \ if ((x) <= io_Debug) \ - syslog(LOG_DEBUG, "ioDebug(%d):%s(%d): %s\n", \ + syslog(LOG_DEBUG, "Debug(%d):%s(%d): %s\n", \ (x), __func__, __LINE__, str); \ } while (0) +/* Logger macro */ +#define ioLOGGER(x, fmt, ...) do { \ + assert((fmt)); \ + char str[STRSIZ] = { 0 }; \ + snprintf(str, sizeof str, (fmt), ##__VA_ARGS__); \ + syslog((x), "Logger:%s(%d): %s\n", \ + __func__, __LINE__, str); \ + } while (0) + +/* Error state macros */ #define ioERROR(x, fmt, ...) do { \ assert((fmt)); \ char str[STRSIZ] = { 0 }; \ - snprintf(str, STRSIZ, (fmt), ##__VA_ARGS__); \ - syslog(LOG_ERR, "ioError():%s(%d): #%d - %s\n", \ + snprintf(str, sizeof str, (fmt), ##__VA_ARGS__); \ + syslog(LOG_ERR, "Error:%s(%d): #%d - %s\n", \ __func__, __LINE__, (x), str); \ } while (0) -#define io_sysERROR(x) do { \ +#define ioSYSERR(x) do { \ if (x > 0 || errno) \ - syslog(LOG_ERR, "ioError(sys):%s(%d): #%d - %s\n", \ + syslog(LOG_ERR, "Error(sys):%s(%d): #%d - %s\n", \ __func__, __LINE__, x > 0 ? x : errno, \ strerror(x > 0 ? x : errno)); \ } while (0) -#define io_aitERROR(ait) do { \ +#define ioLIBERR(ait) do { \ if (ait##_GetErrno()) \ - syslog(LOG_ERR, "ioError(ait):%s(%d): #%d - %s\n", \ + syslog(LOG_ERR, "Error(lib):%s(%d): #%d - %s\n", \ __func__, __LINE__, ait##_GetErrno(), \ ait##_GetError()); \ } while (0) + + +/* Crypto framework */ + +/* + * ioCipher() Cipher wrapper for all supported crypto algorythms + * @pInput = input buffer + * @inLen = input buffer len + * @ppOutput = output allocated buffe, must be free after use + * @Cipher = cipher engine, like EVP_bf_cbc() or etc... + * @pKey = key + * @pIV = IV, salt (8 bytes) + * @nMode = Mode 0 - decrypting or 1 - encrypting + * return: 0 not present data or error!; >0 number of processed and returned bytes into ppOutput +*/ +int ioCipher(unsigned char *pInput, int inLen, unsigned char **ppOutput, const EVP_CIPHER *Cipher, + unsigned char *pKey, unsigned char *pIV, int nMode); + +/* + * io_Blowfish() Blowfish cipher algorythm, work with ASCII hex strings + * @pInput = input buffer + * @inLen = input buffer len + * @ppOutput = output allocated buffe, must be free after use + * @pKey = key + * @pIV = IV, salt (8 bytes) + * @nMode = Mode 0 - decrypting or 1 - encrypting + * return: 0 not present data or error!; >0 number of processed and returned bytes into ppOutput +*/ +int io_Blowfish(unsigned char *pInput, int inLen, unsigned char **ppOutput, + unsigned char *pKey, unsigned char *pIV, int nMode); +/* + * io_ctr_AES() Encrypt/Decrypt stream cipher CTR_AES + * @pInput = Input buffer with ASCII + * @inLen = Input buffer data length + * @ppOutput = Output buffer with cipher data, must be free after use + * @pKey = Key + * @IV = IVector/Nonce/Counter, Warning: IV must be variable, because we write there!!! + * return: -1 error or >-1 how many cipher blocks proceeded + */ +int io_ctr_AES(unsigned char *pInput, int inLen, unsigned char **ppOutput, + unsigned char *pKey, unsigned char IV[AES_BLOCK_SIZE]); + + +/* + * ioAllocPTY() Allocate new PTY and TTY + * @ptyfd = master fd, pty + * @ttyfd = slave fd, tty + * @name = tty device name if not null + * @namesiz = name length, must be above 63 bytes. + * @term = termios for terminal + * @winz = winsize for terminal + * return: -1 error or 0 ok + */ +inline int ioAllocPTY(int *ptyfd, int *ttyfd, char * __restrict name, int namesiz, + struct termios * __restrict term, struct winsize * __restrict winz); +/* + * ioFreePTY() Release PTY and TTY device + * @ptyfd = master fd, pty (==-1 skip closing pty) + * @ttyname = tty filename + * return: none + */ +inline void ioFreePTY(int ptyfd, const char *ttyname); +/* + * ioChgWinPTY() Change window size of PTY + * @ptyfd = master fd, pty + * @row = row + * @col = col + * @xpxl = x pixels + * @ypxl = y pixels + * return: -1 error or 0 ok + */ +inline int ioChgWinPTY(int ptyfd, unsigned short row, unsigned short col, + unsigned short xpxl, unsigned short ypxl); +/* + * ioSetOwnerTTY() Set owner to TTY + * @ttyname = tty filename + * @UID = uid + * @GID = gid + * return: -1 error or 0 ok + */ +int ioSetOwnerTTY(const char *ttyname, uid_t UID, gid_t GID); +/* + * ioSetSidTTY() Makes the process's controlling TTY and sets it to sane modes. + * @ttyfd = slave fd, tty + * @ttyname = tty filename + * return: -1 error or 0 ok + */ +int ioSetSidTTY(int *ttyfd, const char *ttyname); +/* + * ioSetRAWMode() Enter into RAW mode + * @fd = tty fd + * @otio = saved old termios for later restore if !=NULL + * return: -1 error or 0 ok + */ +inline int ioSetRAWMode(int fd, struct termios *otio); +/* + * ioRestoreMode() Restore termios to tty fd + * @fd = tty fd + * @tio = termios structure for restore + * return: -1 error or 0 ok + */ +inline int ioRestoreMode(int fd, struct termios tio); +/* + * ioForkPTY() Fork new process with session leader and new TTY + * @ptyfd = master fd, pty + * @name = tty device name if not null + * @namesiz = name length, must be above 63 bytes. + * @term = termios for terminal + * @winz = winsize for terminal + * @otio = old termios structure for restore + * return: -1 error, 0 child process or >0 parent: pid of child + */ +pid_t ioForkPTY(int *ptyfd, char * __restrict name, int namesiz, struct termios * __restrict term, + struct winsize * __restrict winz, struct termios * __restrict otio); + +/* + * ioCreatePIDFile() Create PID file + * @csName = PID filename + * @ifExists = !=0 if filename exists return error + * return: -1 error or 0 ok + */ +inline int ioCreatePIDFile(const char *csName, int ifExists); + +/* + * ioSendFile() AITNET sendfile() userland implementation, not dependant from OS + * @s = socket + * @csFile = file for send + * @sendLen = bytes to send, if 0 send all data + * @offset = start file offset + * @sndbuf = SO_SNDBUF value, if 0 use default + * return: 0 error, >0 ok, sended bytes + */ +size_t ioSendFile(int s, const char *csFile, size_t sendLen, off_t offset, int sndbuf); +/* + * ioRecvFile() Receive file from socket, fastest (zero-copy) way + * @s = socket + * @csFile = file for receive + * @recvLen = receive bytes + * @over = overwrite file if exists with mode like 0644 + * @rcvbuf = SO_RCVBUF value, if 0 use default + * return: 0 error, >0 ok, received bytes + */ +size_t ioRecvFile(int s, const char *csFile, size_t recvLen, int over, int rcvbuf); + + +/* Buffered file access over memory block */ + +/* + * io_fmemopen() File buffered stream operations over memory block + * + * @base = Base address of memory block, if =NULL Infinit length(auto-grow) + * @basesize = Size of memory block + * return: NULL error or !=NULL Opened file resource + */ +FILE *io_fmemopen(void ** __restrict base, off_t basesize); +/* + * io_fmapopen() File buffered stream operations over MMAP block + * + * @csFile = Filename for MMAP, if =NULL private MMAP block + * @mode = File open mode + * @perm = If file not exists will be created with this access permissions + * @prot = MMAP protection + * @flags = MMAP mode flags + * @offset = Map from file offset, if csFile==NULL then this is size of MMAP private block + * return: NULL error or !=NULL Opened file resource + */ +FILE *io_fmapopen(const char *csFile, int mode, int perm, int prot, int flags, off_t offset); +/* + * io_fd2buf() Convert open file handle to buffered file I/O + * + * @fd = File handle + * @mode = Permissions for new buffered file I/O + * return: NULL error or open buffered file + */ +inline FILE *io_fd2buf(int fd, const char *mode); +/* + * io_dumbFile() Create empry or dumb file with fixed size + * + * @csFile = Filename for create + * @mode = File access permissions + * @size = File size + * return: -1 error or open file handle + */ +int io_dumbFile(const char *csFile, int mode, off_t size); #endif