--- libaitio/inc/aitio.h 2011/04/19 20:00:31 1.7 +++ libaitio/inc/aitio.h 2012/07/25 15:21:59 1.22 @@ -1,59 +1,541 @@ /************************************************************************* -* (C) 2010 AITNET ltd - Sofia/Bulgaria - -* by Michael Pounov +* (C) 2010 AITNET ltd - Sofia/Bulgaria - +* by Michael Pounov * * $Author: misho $ -* $Id: aitio.h,v 1.7 2011/04/19 20:00:31 misho Exp $ +* $Id: aitio.h,v 1.22 2012/07/25 15:21:59 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 +#define COMPAT_43TTY + +#include #include +#include +#include +#include +#include +#include +#include +#include +#include +#include -typedef struct _tagURLItem { - int vallen; - char *value; -} url_Item_t; +#ifndef STRSIZ +#define STRSIZ 256 +#endif -struct tagIOURL { - unsigned char url_line[BUFSIZ]; +#ifndef be16toh +#define be16toh betoh16 +#endif +#ifndef be32toh +#define be32toh betoh32 +#endif +#ifndef be64toh +#define be64toh betoh64 +#endif +#ifndef le16toh +#define le16toh letoh16 +#endif +#ifndef le32toh +#define le32toh letoh32 +#endif +#ifndef le64toh +#define le64toh letoh64 +#endif - 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; +#define IO_SYSM 0 +#define IO_MPOOL 1 - char *url_reserved; -}; +#define VACUUM_LEFT 1 +#define VACUUM_BETWEEN 2 -struct tagReqXML { - unsigned char xml_line[BUFSIZ]; +/* AIT arrays */ - url_Item_t xml_namespace; +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_last; + int arr_num; + void **arr_data; +} array_t; + +/* AIT RPC variables and managment */ + +typedef enum { + empty, ptr, data, /* empty -> variable is not set; ptr -> void*; data -> data after struct */ + 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; union { - url_Item_t container; - url_Item_t path; - } xml_node; - url_Item_t xml_data; - url_Item_t xml_attribute; - url_Item_t xml_value; + struct { + uint8_t val_in:1; + uint8_t val_be:1; + uint8_t val_le:1; + uint8_t val_pad:5; + }; + uint8_t val_opt; + }; + uint16_t val_key; + 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; + uint8_t val_data[0]; +} __packed ait_val_t; /* sizeof 16 bytes */ + +#define AIT_TYPE(_vl) ((ait_type_t) (_vl)->val_type) +#define AIT_LEN(_vl) (_vl)->val_len +#define AIT_KEY(_vl) (_vl)->val_key +#define AIT_RAW(_vl) (_vl)->val.net +#define AIT_ADDR(_vl) (_vl)->val.ptr +#define AIT_IN(_vl) (_vl)->val_in +#define AIT_BE(_vl) (_vl)->val_be +#define AIT_LE(_vl) (_vl)->val_le +#define AIT_BLOB_CHUNKS(_vl, _n) (AIT_LEN((_vl)) / _n + (AIT_LEN((_vl)) % _n) ? 1 : 0) +#define AIT_ISEMPTY(_vl) (AIT_TYPE((_vl)) == empty) + +#define AIT_GET_LIKE(_vl, _type) ((_type) AIT_ADDR((_vl))) + +#define AIT_GET_PTR(_vl) (assert(AIT_TYPE((_vl)) == ptr), (_vl)->val.ptr) +#define AIT_GET_DATA(_vl) (assert(AIT_TYPE((_vl)) == data), (_vl)->val_data) +#define AIT_GET_BUF(_vl) (assert(AIT_TYPE((_vl)) == buffer), (_vl)->val.buffer) +#define AIT_GET_STR(_vl) (assert(AIT_TYPE((_vl)) == string), (char*) (_vl)->val.string) +#define AIT_GET_BLOB(_vl) (assert(AIT_TYPE((_vl)) == blob), (_vl)->val.blob) +#define AIT_GET_U8(_vl) (assert(AIT_TYPE((_vl)) == u8), (_vl)->val.u8) +#define AIT_GET_U16(_vl) (assert(AIT_TYPE((_vl)) == u16), (_vl)->val.u16) +#define AIT_GET_U32(_vl) (assert(AIT_TYPE((_vl)) == u32), (_vl)->val.u32) +#define AIT_GET_U64(_vl) (assert(AIT_TYPE((_vl)) == u64), (_vl)->val.u64) +#define AIT_GET_I8(_vl) (assert(AIT_TYPE((_vl)) == i8), (_vl)->val.i8) +#define AIT_GET_I16(_vl) (assert(AIT_TYPE((_vl)) == i16), (_vl)->val.i16) +#define AIT_GET_I32(_vl) (assert(AIT_TYPE((_vl)) == i32), (_vl)->val.i32) +#define AIT_GET_I64(_vl) (assert(AIT_TYPE((_vl)) == i64), (_vl)->val.i64) +#define AIT_GET_F32(_vl) (assert(AIT_TYPE((_vl)) == f32), (_vl)->val.f32) +#define AIT_GET_F64(_vl) (assert(AIT_TYPE((_vl)) == f64), (_vl)->val.f64) + +#define AIT_SET_DATA(_vl, _p, _len) do { ait_val_t *__val = (_vl); \ + __val = io_realloc(__val, sizeof(ait_val_t) + _len); \ + if (__val) { \ + __val->val_type = data; AIT_LEN(__val) = _len; \ + if ((_p)) \ + memcpy(__val->val_data, (_p), _len); \ + } \ + (_vl) = __val; \ + } while (0); +#define AIT_SET_PTR(_vl, _p, _len) do { ait_val_t *__val = (_vl); assert(__val); \ + __val->val_type = ptr; __val->val.ptr = _p; \ + AIT_LEN(__val) = _len; } while (0) +#define AIT_RE_BUF(_vl, _len) do { ait_val_t *__val = (_vl); assert(__val); \ + void *__ptr = io_realloc(AIT_GET_BUF(__val), _len); \ + if (__ptr) { \ + __val->val.buffer = __ptr; AIT_LEN(__val) = _len; \ + } } while (0) +#define AIT_SET_BUF2(_vl, _c, _len) do { ait_val_t *__val = (_vl); assert(__val); \ + __val->val.buffer = io_malloc(_len); \ + if (__val->val.buffer) { \ + __val->val_type = buffer; AIT_LEN(__val) = _len; \ + memset(__val->val.buffer, _c, _len); \ + } } while (0) +#define AIT_SET_BUF(_vl, _v, _len) do { ait_val_t *__val = (_vl); assert(__val); \ + __val->val.buffer = io_malloc(_len); \ + if (__val->val.buffer) { \ + __val->val_type = buffer; AIT_LEN(__val) = _len; \ + if ((_v)) \ + memcpy(__val->val.buffer, (_v), _len); \ + else \ + memset(__val->val.buffer, 0, _len); \ + } } while (0) +#define AIT_SET_STR(_vl, _v) do { ait_val_t *__val = (_vl); assert(__val); \ + __val->val.string = (int8_t*) io_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 = io_realloc(__val->val.string, \ + AIT_LEN(__val) + strlen((_v))); \ + if (__p) { \ + __val->val.string = __p; \ + AIT_LEN(__val) += strlen((_v)); \ + strlcat((char*) __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; __val->val.blob = _n; \ + AIT_LEN(__val) = _len; } 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) + +#define AIT_COPY_VAL(_vl, _v) do { memcpy((_vl), (_v), sizeof(ait_val_t)); \ + switch (AIT_TYPE((_vl))) { \ + case buffer: \ + AIT_SET_BUF((_vl), AIT_GET_BUF((_v)), AIT_LEN((_v))); \ + break; \ + case string: \ + AIT_SET_STR((_vl), AIT_GET_STR((_v))); \ + break; \ + default: \ + break; \ + } \ + } while (0) +#define AIT_COPY_VAL2(_vl, _v) do { AIT_COPY_VAL((_vl), (_v)); \ + if (AIT_TYPE((_vl)) == data) \ + AIT_SET_DATA((_vl), AIT_GET_DATA((_v)), AIT_LEN((_v))); \ + } while (0) + +#define AIT_INIT_VAL(_vl) (memset((_vl), 0, sizeof(ait_val_t))) + /* if attribute zeroCopy is set not execute io_free() */ +#define AIT_FREE_VAL(_vl) do { ait_val_t *__val = (_vl); assert(__val); \ + switch (AIT_TYPE(__val)) { \ + case buffer: \ + if (!__val->val_in && \ + __val->val.buffer) \ + io_free(__val->val.buffer); \ + __val->val.buffer = NULL; \ + break; \ + case string: \ + if (!__val->val_in && \ + __val->val.string) \ + io_free(__val->val.string); \ + __val->val.string = NULL; \ + break; \ + default: \ + break; \ + } \ + __val->val_type = empty; \ + __val->val_opt ^= __val->val_opt; \ + AIT_LEN(__val) = 0; \ + AIT_KEY(__val) = 0; \ + } while (0) +#define AIT_ZERO_VAL(_vl) do { ait_val_t *__val = (_vl); assert(__val); \ + switch (AIT_TYPE(__val)) { \ + case buffer: \ + case string: \ + memset(__val->val.buffer, 0, \ + AIT_LEN(__val)); \ + break; \ + case data: \ + memset(__val->val_data, 0, \ + AIT_LEN(__val)); \ + break; \ + default: \ + __val->val.net = 0LL; \ + break; \ + } \ + AIT_KEY(__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_SOCKADDR_INIT { .ss = { 0 } } + +#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 inline const char *io_GetError(); +// io_mm_inuse() Check for memory management model +inline int io_mm_inuse(); + /* - * ioPromptRead() Read data from input h[0] with prompt to output h[1] + * ioLibInit() - Init libaitio library memory management + * + * @mm = memory management (IO_SYSM or IO_MPOOL) + * @maxmem = memory limit + * return: -1 error or !=-1 used memory management model + */ +inline int ioLibInit(int mm, unsigned long maxmem); +/* + * ioLibFini() - Finish libaitio library memory management + * + * return: none + */ +inline void ioLibFini(); + +/* memory management hooks */ +extern void *(*io_malloc)(size_t); +extern void *(*io_calloc)(size_t, size_t); +extern void *(*io_realloc)(void*, size_t); +extern char *(*io_strdup)(const char*); +extern void (*io_free)(void*); + + +/* + * 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 + */ +inline int io_vars2buffer(unsigned char * __restrict buf, int buflen, + array_t * __restrict 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() + */ +inline array_t *io_buffer2vars(unsigned char * __restrict 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 + */ +inline int io_vars2map(unsigned char * __restrict buf, int buflen, + array_t * __restrict 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() + */ +inline array_t *io_map2vars(unsigned char * __restrict 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); +/* + * io_getVars() - Get ait_val_t element from array and if not exists allocate it + * + * @vars = Variable array + * @n = index of variable into array + * return: NULL error or !=NULL ait_val_t element + */ +inline ait_val_t *io_getVars(array_t ** __restrict vars, int n); +/* + * io_sortVarsByKey() - Sorting array with variables by key + * + * @vars = Variable array + * @order = Sort order. If =0 ascend or !=0 descend + * return: none + */ +inline void io_sortVarsByKey(array_t * __restrict vars, int order); +/* + * io_sortVarsByVal() - Sorting array with variables by value + * + * @vars = Variable array + * @order = Sort order. If =0 ascend or !=0 descend + * @cmp = Custom compare function for sorting. If =NULL compare by value + * return: none + */ +inline void io_sortVarsByVal(array_t * __restrict vars, int order, + int (*cmp)(const void*, const void*)); +/* + * io_findKeyVars() - Find variable by key from array + * + * @vars = Variables + * @key = Search key + * return: NULL error or not found, !=NULL valid element + */ +ait_val_t *io_findKeyVars(array_t * __restrict vars, u_short key); + + +/* + * 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 * @psData = Readed data @@ -62,7 +544,8 @@ inline const char *io_GetError(); */ int ioPromptRead(int *h, const char *csPrompt, char * __restrict psData, int dataLen); /* - * ioPromptPassword() Read password from input h[0] with prompt to output h[1] + * ioPromptPassword() - Read password 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 * @psPass = Readed password @@ -73,7 +556,8 @@ int ioPromptRead(int *h, const char *csPrompt, char * int ioPromptPassword(int *h, const char *csPrompt, char * __restrict psPass, int passLen, int confirm); /* - * ioRegexVerify() Function for verify data match in regex expression + * ioRegexVerify() - Function for verify data match in regex expression + * * @csRegex = Regulare expression pattern * @csData = Data for check and verify * @startPos = Return start positions @@ -82,7 +566,8 @@ int ioPromptPassword(int *h, const char *csPrompt, cha */ const char *ioRegexVerify(const char *csRegex, const char *csData, int *startPos, int *endPos); /* - * ioRegexGet() Function for get data match in regex expression + * ioRegexGet() - Function for get data match in regex expression + * * @csRegex = Regulare expression pattern * @csData = Data from get * @psString = Returned string if match @@ -91,140 +576,358 @@ const char *ioRegexVerify(const char *csRegex, const c */ int ioRegexGet(const char *csRegex, const char *csData, char * __restrict psString, int strLen); /* - * ioRegexReplace() Function for replace data match in regex expression with newdata + * ioRegexReplace() - Function for replace data match in regex expression with newdata + * * @csRegex = Regulare expression pattern * @csData = Source data * @csNew = Data for replace - * return: NULL not match or error; !=NULL allocated new string, must be free after use! + * return: NULL not match or error; !=NULL allocated new string, must be io_free after use! */ char *ioRegexReplace(const char *csRegex, const char *csData, const char *csNew); /* - * ioVarAst() Function for evaluate string like asterisk variable "{text[:[-]#[:#]]}" + * 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() + * return: NULL error, !=NULL Allocated new string evaluated from input string, must be io_free() */ -char *ioVarAst(const char *csString); +char *ioStrAst(const char *csString); /* - * 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_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); - -/* - * io_UnquotStr() Remove quots from input text string + * io_UnquotStr() - Remove quots from input text string + * * @psLine = Text string * return: 0 nothing to do; 1 successful unquoted string */ -inline int io_UnquotStr(unsigned char * __restrict psLine); +inline int io_UnquotStr(char * __restrict psLine); /* - * io_LTrimStr() Remove left whitespaces from text string + * io_LTrimStr() - Remove left whitespaces from text string + * * @psLine = Text string * return: 0 nothing to do; !=0 Removed bytes */ -inline int io_LTrimStr(unsigned char * __restrict psLine); +inline int io_LTrimStr(char * __restrict psLine); /* - * io_RTrimStr() Remove right whitespaces from text string + * io_RTrimStr() - Remove right whitespaces from text string + * * @psLine = Text string * return: 0 nothing to do; !=0 Removed bytes */ -inline int io_RTrimStr(unsigned char * __restrict psLine); +inline int io_RTrimStr(char * __restrict psLine); /* - * io_TrimStr() Remove left and right whitespaces from text string + * io_TrimStr() - Remove left and right whitespaces from text string + * * @psLine = Text string * return: 0 nothing to do; !=0 Removed bytes */ -inline int io_TrimStr(unsigned char * __restrict psLine); +inline int io_TrimStr(char * __restrict psLine); /* - * io_Ch2Hex() Convert from Char string to Hex string + * io_Ch2Hex() - Convert from Char string to Hex string + * * @psLine = Text string * @lineLen = Length of Text string - * return: NULL nothing to do or error; !=0 Allocated new converted data without term\0 (must be free) + * return: NULL nothing to do or error; !=0 Allocated new converted data without term\0 (must be io_free) */ inline unsigned char *io_Ch2Hex(unsigned char *psLine, int lineLen); /* - * io_Hex2Ch() Convert from Hex string to Char string + * io_Hex2Ch() - Convert from Hex string to Char string + * * @psLine = Text string * @lineLen = Length of Text string - * return: NULL nothing to do or error; !=0 Allocated new converted string(must be free) + * return: NULL nothing to do or error; !=0 Allocated new converted string(must be io_free) */ 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 -*/ -int ioURLGet(const char *csURL, struct tagIOURL *url); + * 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); + /* - * 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 -*/ -int ioURLGetValue(struct tagIOURL *url, const char *csAttr, char * __restrict psValue, int valLen); + * 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); /* - * 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 -*/ -int ioURLGetFile(struct tagIOURL *url, char * __restrict psValue, int valLen); + * 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 empty or >-1 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_arrayLast(_arr) (io_arraySize((_arr)) ? (_arr)->arr_last : -1) +#define io_arrayZero(_arr) (assert((_arr)), memset((_arr)->arr_data, 0, \ + io_arraySize((_arr)) * sizeof(void*))) +#define io_arrayGet2(_arr, _d) (assert((_arr) && (_arr)->arr_num > _d), ((_arr)->arr_data + _d)) +#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); \ + if ((_arr)->arr_last < _d) \ + (_arr)->arr_last = _d; \ + (_arr)->arr_data[_d] = (void*) (_ptr); \ + } while (0) +#define io_arrayDel(_arr, _d, _fri) do { \ + assert((_arr) && (_arr)->arr_num > _d); \ + if (_fri && (_arr)->arr_data[_d]) \ + free((_arr)->arr_data[_d]); \ + (_arr)->arr_data[_d] = NULL; \ + } while (0) + /* - * ioXMLGet() Parse and get data from input XML request string [ns:]container[|attribute[=value]][?data] - * @csXML = Input XML request line - * @xml = Output parsed XML request - * return: 0 error format incorrect, -1 error:: can`t read; >0 ok readed elements bits + * 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 + * @mayGrow = Array may to grow, if not enough room for new element + * 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, int mayGrow); +/* + * 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 io_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 ioXMLGet(const char *csXML, struct tagReqXML *xml); +int io_MakeAV(const char * __restrict csArgs, const char *csDelim, + char * __restrict psAttr, int attrLen, char * __restrict psValue, int valLen); +/* + * 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); /* - * ioMkDir() Function for racursive directory creation and validation + * io_CopyEnv() - Copy environment to new environment array; + * + * @oldenv = Environment array + * return: NULL error; !=NULL Allocated new environment array(must be io_free) +*/ +char **io_CopyEnv(const char **oldenv); +/* + * 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 io_free) +*/ +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 * @mode = Mode for directory creation if missing dir * return: -1 error, 0 directory path exist, >0 created missing dirs @@ -232,7 +935,8 @@ int ioXMLGet(const char *csXML, struct tagReqXML *xml) int ioMkDir(const char *csDir, int mode); /* - * ioWatchDirLoop() Function for watching changes in directory and fire callback + * 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 @@ -241,7 +945,8 @@ int ioWatchDirLoop(const char *csDir, int (*callback)( /* - * io_rread() Raw VFS read function + * io_rread() - Raw VFS read function + * * @fd = File handle * @buf = Read buffer * @nbytes = Read buffer size @@ -251,7 +956,8 @@ int ioWatchDirLoop(const char *csDir, int (*callback)( */ inline int io_rread(int fd, void * __restrict buf, size_t nbytes, off_t offset, int update); /* - * io_rwrite() Raw VFS write function + * io_rwrite() - Raw VFS write function + * * @fd = File handle * @buf = Write buffer * @nbytes = Write bytes from buffer @@ -269,33 +975,50 @@ 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) @@ -304,10 +1027,11 @@ extern int io_Debug; /* Crypto framework */ /* - * ioCipher() Cipher wrapper for all supported crypto algorythms + * ioCipher() - Cipher wrapper for all supported crypto algorythms + * * @pInput = input buffer * @inLen = input buffer len - * @ppOutput = output allocated buffe, must be free after use + * @ppOutput = output allocated buffe, must be io_free after use * @Cipher = cipher engine, like EVP_bf_cbc() or etc... * @pKey = key * @pIV = IV, salt (8 bytes) @@ -318,16 +1042,184 @@ int ioCipher(unsigned char *pInput, int inLen, unsigne unsigned char *pKey, unsigned char *pIV, int nMode); /* - * io_Blowfish() Blowfish cipher algorythm, work with ASCII hex strings + * 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 + * @ppOutput = output allocated buffe, must be io_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(u_char *pInput, int inLen, u_char **ppOutput, u_char *pKey, u_char *pIV, int nMode); +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 io_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