Annotation of libaitio/inc/aitio.h, revision 1.26.4.3

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 $
1.26.4.3! misho       6: * $Id: aitio.h,v 1.26.4.2 2012/11/16 13:28:28 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: 
1.15      misho      15: Copyright 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012
1.8       misho      16:        by Michael Pounov <misho@elwix.org>.  All rights reserved.
                     17: 
                     18: Redistribution and use in source and binary forms, with or without
                     19: modification, are permitted provided that the following conditions
                     20: are met:
                     21: 1. Redistributions of source code must retain the above copyright
                     22:    notice, this list of conditions and the following disclaimer.
                     23: 2. Redistributions in binary form must reproduce the above copyright
                     24:    notice, this list of conditions and the following disclaimer in the
                     25:    documentation and/or other materials provided with the distribution.
                     26: 3. All advertising materials mentioning features or use of this software
                     27:    must display the following acknowledgement:
                     28: This product includes software developed by Michael Pounov <misho@elwix.org>
                     29: ELWIX - Embedded LightWeight unIX and its contributors.
                     30: 4. Neither the name of AITNET nor the names of its contributors
                     31:    may be used to endorse or promote products derived from this software
                     32:    without specific prior written permission.
                     33: 
                     34: THIS SOFTWARE IS PROVIDED BY AITNET AND CONTRIBUTORS ``AS IS'' AND
                     35: ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
                     36: IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
                     37: ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
                     38: FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
                     39: DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
                     40: OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
                     41: HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
                     42: LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
                     43: OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
                     44: SUCH DAMAGE.
                     45: */
1.1       misho      46: #ifndef __AITIO_H
                     47: #define __AITIO_H
                     48: 
                     49: 
1.12      misho      50: #define COMPAT_43TTY
                     51: 
1.8       misho      52: #include <assert.h>
1.24      misho      53: #include <syslog.h>
1.7       misho      54: #include <openssl/evp.h>
1.12      misho      55: #include <openssl/aes.h>
                     56: #include <sys/tty.h>
                     57: #include <sys/ioctl_compat.h>
1.13      misho      58: #include <sys/socket.h>
                     59: #include <sys/un.h>
1.24      misho      60: #include <sys/uio.h>
1.13      misho      61: #include <net/if_dl.h>
                     62: #include <netinet/in.h>
1.20      misho      63: #include <atree.h>
                     64: #include <ampool.h>
1.7       misho      65: 
                     66: 
1.21      misho      67: #ifndef STRSIZ
                     68: #define STRSIZ         256
                     69: #endif
                     70: 
                     71: #ifndef be16toh
                     72: #define be16toh                betoh16
                     73: #endif
                     74: #ifndef be32toh
                     75: #define be32toh                betoh32
                     76: #endif
                     77: #ifndef be64toh
                     78: #define be64toh                betoh64
                     79: #endif
                     80: #ifndef le16toh
                     81: #define le16toh                letoh16
                     82: #endif
                     83: #ifndef le32toh
                     84: #define le32toh                letoh32
                     85: #endif
                     86: #ifndef le64toh
                     87: #define le64toh                letoh64
                     88: #endif
                     89: 
1.20      misho      90: #define IO_SYSM                0
                     91: #define IO_MPOOL       1
                     92: 
1.8       misho      93: #define VACUUM_LEFT    1
                     94: #define VACUUM_BETWEEN 2
                     95: 
1.12      misho      96: /* AIT arrays */
1.8       misho      97: 
1.9       misho      98: typedef void ** sarr_seg_t;
                     99: typedef struct _tagSplitArray {
                    100:        int             sarr_num;
                    101:        int             sarr_seg;
                    102:        int             sarr_siz;
                    103:        sarr_seg_t      *sarr_data;
                    104: } sarr_t;
                    105: 
1.8       misho     106: typedef struct _tagArray {
1.17      misho     107:        int     arr_last;
1.8       misho     108:        int     arr_num;
                    109:        void    **arr_data;
                    110: } array_t;
                    111: 
1.12      misho     112: /* AIT RPC variables and managment */
                    113: 
                    114: typedef enum {
1.16      misho     115:        empty, ptr, data,               /* empty -> variable is not set; ptr -> void*; data -> data after struct  */
1.14      misho     116:        buffer, string, blob,           /* buffer -> uint8_t*; string -> int8_t*; blob -> uint32_t blobID(+socket); */
1.12      misho     117:        f32, f64,                       /* float -> f32; double -> f64 */
                    118:        u8, u16, u32, u64,              /* unsigned integers ... */
                    119:        i8, i16, i32, i64,              /* integers ... */
                    120: } ait_type_t;
                    121: 
                    122: typedef struct {
                    123:        uint8_t         val_type;
1.21      misho     124:        union {
                    125:                struct {
                    126:                        uint8_t val_in:1;
                    127:                        uint8_t val_be:1;
                    128:                        uint8_t val_le:1;
                    129:                        uint8_t val_pad:5;
                    130:                };
                    131:                uint8_t         val_opt;
                    132:        };
1.17      misho     133:        uint16_t        val_key;
1.12      misho     134:        uint32_t        val_len;
                    135:        union {
                    136:                uint64_t        net;
                    137: 
1.14      misho     138:                void            *ptr;
1.12      misho     139:                uint8_t         *buffer;
                    140:                int8_t          *string;
                    141:                uint32_t        blob;
                    142:                float           f32;
                    143:                double          f64;
                    144:                uint8_t         u8;
                    145:                uint16_t        u16;
                    146:                uint32_t        u32;
                    147:                uint64_t        u64;
                    148:                int8_t          i8;
                    149:                int16_t         i16;
                    150:                int32_t         i32;
                    151:                int64_t         i64;
                    152:        } val;
1.16      misho     153:        uint8_t         val_data[0];
1.21      misho     154: } __packed ait_val_t;  /* sizeof 16 bytes */
1.12      misho     155: 
                    156: #define AIT_TYPE(_vl)                  ((ait_type_t) (_vl)->val_type)
                    157: #define AIT_LEN(_vl)                   (_vl)->val_len
1.17      misho     158: #define AIT_KEY(_vl)                   (_vl)->val_key
1.14      misho     159: #define AIT_RAW(_vl)                   (_vl)->val.net
1.17      misho     160: #define AIT_ADDR(_vl)                  (_vl)->val.ptr
1.21      misho     161: #define AIT_IN(_vl)                    (_vl)->val_in
                    162: #define AIT_BE(_vl)                    (_vl)->val_be
                    163: #define AIT_LE(_vl)                    (_vl)->val_le
1.17      misho     164: #define AIT_BLOB_CHUNKS(_vl, _n)       (AIT_LEN((_vl)) / _n + (AIT_LEN((_vl)) % _n) ? 1 : 0)
                    165: #define AIT_ISEMPTY(_vl)               (AIT_TYPE((_vl)) == empty)
                    166: 
1.18      misho     167: #define AIT_GET_LIKE(_vl, _type)       ((_type) AIT_ADDR((_vl)))
1.17      misho     168: 
                    169: #define AIT_GET_PTR(_vl)               (assert(AIT_TYPE((_vl)) == ptr), (_vl)->val.ptr)
                    170: #define AIT_GET_DATA(_vl)              (assert(AIT_TYPE((_vl)) == data), (_vl)->val_data)
                    171: #define AIT_GET_BUF(_vl)               (assert(AIT_TYPE((_vl)) == buffer), (_vl)->val.buffer)
                    172: #define AIT_GET_STR(_vl)               (assert(AIT_TYPE((_vl)) == string), (char*) (_vl)->val.string)
1.25      misho     173: #define AIT_GET_STRZ(_vl)              (assert(AIT_TYPE((_vl)) == string), (_vl)->val.string ? \
                    174:                                                                        (char*) (_vl)->val.string : "")
1.17      misho     175: #define AIT_GET_BLOB(_vl)              (assert(AIT_TYPE((_vl)) == blob), (_vl)->val.blob)
                    176: #define AIT_GET_U8(_vl)                        (assert(AIT_TYPE((_vl)) == u8), (_vl)->val.u8)
                    177: #define AIT_GET_U16(_vl)               (assert(AIT_TYPE((_vl)) == u16), (_vl)->val.u16)
                    178: #define AIT_GET_U32(_vl)               (assert(AIT_TYPE((_vl)) == u32), (_vl)->val.u32)
                    179: #define AIT_GET_U64(_vl)               (assert(AIT_TYPE((_vl)) == u64), (_vl)->val.u64)
                    180: #define AIT_GET_I8(_vl)                        (assert(AIT_TYPE((_vl)) == i8), (_vl)->val.i8)
                    181: #define AIT_GET_I16(_vl)               (assert(AIT_TYPE((_vl)) == i16), (_vl)->val.i16)
                    182: #define AIT_GET_I32(_vl)               (assert(AIT_TYPE((_vl)) == i32), (_vl)->val.i32)
                    183: #define AIT_GET_I64(_vl)               (assert(AIT_TYPE((_vl)) == i64), (_vl)->val.i64)
                    184: #define AIT_GET_F32(_vl)               (assert(AIT_TYPE((_vl)) == f32), (_vl)->val.f32)
                    185: #define AIT_GET_F64(_vl)               (assert(AIT_TYPE((_vl)) == f64), (_vl)->val.f64)
1.12      misho     186: 
1.23      misho     187: #define AIT_SET_DATA(_vl, _p, _len)    do { ait_val_t *__val = io_realloc((_vl), (sizeof(ait_val_t) + _len)); \
1.16      misho     188:                                                if (__val) { \
1.23      misho     189:                                                        void *__p = (_p); \
                    190:                                                        if (__p) \
                    191:                                                                memcpy(__val->val_data, __p, _len); \
1.16      misho     192:                                                        __val->val_type = data; AIT_LEN(__val) = _len; \
1.23      misho     193:                                                        (_vl) = __val; \
1.16      misho     194:                                                } \
                    195:                                        } while (0);
1.14      misho     196: #define AIT_SET_PTR(_vl, _p, _len)     do { ait_val_t *__val = (_vl); assert(__val); \
1.20      misho     197:                                                __val->val_type = ptr; __val->val.ptr = _p; \
                    198:                                                AIT_LEN(__val) = _len; } while (0)
1.18      misho     199: #define AIT_RE_BUF(_vl, _len)          do { ait_val_t *__val = (_vl); assert(__val); \
1.20      misho     200:                                                void *__ptr = io_realloc(AIT_GET_BUF(__val), _len); \
1.18      misho     201:                                                if (__ptr) { \
                    202:                                                        __val->val.buffer = __ptr; AIT_LEN(__val) = _len; \
                    203:                                                } } while (0)
                    204: #define AIT_SET_BUF2(_vl, _c, _len)    do { ait_val_t *__val = (_vl); assert(__val); \
1.20      misho     205:                                                __val->val.buffer = io_malloc(_len); \
1.18      misho     206:                                                if (__val->val.buffer) { \
                    207:                                                        __val->val_type = buffer; AIT_LEN(__val) = _len; \
                    208:                                                        memset(__val->val.buffer, _c, _len); \
                    209:                                                } } while (0)
1.23      misho     210: #define AIT_SET_BUF(_vl, _v, _len)     do { ait_val_t *__val = (_vl); void *__p = (_v); assert(__val); \
1.20      misho     211:                                                __val->val.buffer = io_malloc(_len); \
1.12      misho     212:                                                if (__val->val.buffer) { \
                    213:                                                        __val->val_type = buffer; AIT_LEN(__val) = _len; \
1.23      misho     214:                                                        if (__p) \
                    215:                                                                memcpy(__val->val.buffer, __p, _len); \
1.18      misho     216:                                                        else \
                    217:                                                                memset(__val->val.buffer, 0, _len); \
1.12      misho     218:                                                } } while (0)
1.23      misho     219: #define AIT_SET_STR(_vl, _v)           do { ait_val_t *__val = (_vl); const char *__s = (_v); assert(__val); \
                    220:                                                __val->val_type = string; \
1.25      misho     221:                                                if (__s) { \
1.23      misho     222:                                                        __val->val.string = (int8_t*) io_strdup(__s); \
                    223:                                                        AIT_LEN(__val) = strlen((const char*) \
                    224:                                                                        __val->val.string) + 1; \
                    225:                                                } else { \
                    226:                                                        __val->val.string = NULL; \
                    227:                                                        AIT_LEN(__val) = 0; \
                    228:                                                } \
                    229:                                        } while (0)
                    230: #define AIT_SET_STRSIZ(_vl, _len)      do { ait_val_t *__val = (_vl); assert(__val); \
                    231:                                                __val->val.string = (int8_t*) io_malloc(_len); \
1.12      misho     232:                                                if (__val->val.string) { \
1.23      misho     233:                                                        __val->val_type = string; AIT_LEN(__val) = _len; \
                    234:                                                        memset(__val->val.string, 0, _len); \
                    235:                                                } \
                    236:                                        } while (0)
                    237: #define AIT_SET_STRCAT(_vl, _v)                do { ait_val_t *__val = (_vl); const char *__s = (_v); int __l; \
                    238:                                                assert(__val); assert(AIT_TYPE(__val) == string); \
                    239:                                                if (!__s || !*__s) \
                    240:                                                        break; \
                    241:                                                else \
                    242:                                                        __l = strlen(__s); \
                    243:                                                if (!__val->val.string) \
                    244:                                                        __l++; \
                    245:                                                void *__p = io_realloc(__val->val.string, AIT_LEN(__val) + __l); \
                    246:                                                if (__p) { \
                    247:                                                        AIT_LEN(__val) += __l; \
1.26      misho     248:                                                        if (!__val->val.string) \
                    249:                                                                memset(__p, 0, AIT_LEN(__val)); \
1.23      misho     250:                                                        __val->val.string = __p; \
                    251:                                                        strlcat((char*) __val->val.string, __s, \
                    252:                                                                        AIT_LEN(__val)); \
                    253:                                                } \
                    254:                                        } while (0)
                    255: #define AIT_SET_STRCPY(_vl, _v)                do { ait_val_t *__val = (_vl); const char *__s = (_v); int __l; \
                    256:                                                assert(__val); assert(AIT_TYPE(__val) == string); \
                    257:                                                if (!__s || !*__s) \
                    258:                                                        break; \
                    259:                                                else \
                    260:                                                        __l = strlen(__s) + 1; \
                    261:                                                void *__p = io_realloc(__val->val.string, __l); \
                    262:                                                if (__p) { \
                    263:                                                        AIT_LEN(__val) = __l; \
                    264:                                                        __val->val.string = __p; \
                    265:                                                        strlcpy((char*) __val->val.string, __s, \
                    266:                                                                        AIT_LEN(__val)); \
1.12      misho     267:                                                } } while (0)
1.23      misho     268: #define AIT_SET_STRLCPY(_vl, _v, _len) do { ait_val_t *__val = (_vl); const char *__s = (_v); \
                    269:                                                assert(__val); assert(AIT_TYPE(__val) == string); \
                    270:                                                if (!__s || !*__s) \
                    271:                                                        break; \
                    272:                                                void *__p = io_realloc(__val->val.string, _len); \
1.14      misho     273:                                                if (__p) { \
1.23      misho     274:                                                        AIT_LEN(__val) = _len; \
1.14      misho     275:                                                        __val->val.string = __p; \
1.23      misho     276:                                                        strlcpy((char*) __val->val.string, __s, \
1.17      misho     277:                                                                        AIT_LEN(__val)); \
1.14      misho     278:                                                } } while (0)
1.12      misho     279: #define AIT_SET_BLOB(_vl, _n, _len)    do { ait_val_t *__val = (_vl); assert(__val); \
1.20      misho     280:                                                __val->val_type = blob; __val->val.blob = _n; \
                    281:                                                AIT_LEN(__val) = _len; } while (0)
1.12      misho     282: #define AIT_SET_BLOB2(_vl, _bv)                do { ait_val_t *__val = (_vl); assert(__val); assert((_bv)); \
1.23      misho     283:                                                __val->val_type = blob; AIT_LEN(__val) = \
                    284:                                                        (_bv)->blob_len; \
1.12      misho     285:                                                __val->val.blob = (_bv)->blob_var; } while (0)
                    286: #define AIT_NEW_BLOB(_vl, _len)                AIT_SET_BLOB((_vl), 0, _len)
                    287: 
                    288: #define AIT_SET_U8(_vl, _n)            do { ait_val_t *__val = (_vl); assert(__val); \
                    289:                                                __val->val_type = u8; __val->val.u8 = _n; \
                    290:                                                AIT_LEN(__val) = sizeof(uint8_t); } while (0)
                    291: #define AIT_SET_U16(_vl, _n)           do { ait_val_t *__val = (_vl); assert(__val); \
                    292:                                                __val->val_type = u16; __val->val.u16 = _n; \
                    293:                                                AIT_LEN(__val) = sizeof(uint16_t); } while (0)
                    294: #define AIT_SET_U32(_vl, _n)           do { ait_val_t *__val = (_vl); assert(__val); \
                    295:                                                __val->val_type = u32; __val->val.u32 = _n; \
                    296:                                                AIT_LEN(__val) = sizeof(uint32_t); } while (0)
                    297: #define AIT_SET_U64(_vl, _n)           do { ait_val_t *__val = (_vl); assert(__val); \
                    298:                                                __val->val_type = u64; __val->val.u64 = _n; \
                    299:                                                AIT_LEN(__val) = sizeof(uint64_t); } while (0)
                    300: #define AIT_SET_I8(_vl, _n)            do { ait_val_t *__val = (_vl); assert(__val); \
                    301:                                                __val->val_type = i8; __val->val.i8 = _n; \
                    302:                                                AIT_LEN(__val) = sizeof(int8_t); } while (0)
                    303: #define AIT_SET_I16(_vl, _n)           do { ait_val_t *__val = (_vl); assert(__val); \
                    304:                                                __val->val_type = i16; __val->val.i16 = _n; \
                    305:                                                AIT_LEN(__val) = sizeof(int16_t); } while (0)
                    306: #define AIT_SET_I32(_vl, _n)           do { ait_val_t *__val = (_vl); assert(__val); \
                    307:                                                __val->val_type = i32; __val->val.i32 = _n; \
                    308:                                                AIT_LEN(__val) = sizeof(int32_t); } while (0)
                    309: #define AIT_SET_I64(_vl, _n)           do { ait_val_t *__val = (_vl); assert(__val); \
                    310:                                                __val->val_type = i64; __val->val.i64 = _n; \
                    311:                                                AIT_LEN(__val) = sizeof(int64_t); } while (0)
                    312: #define AIT_SET_F32(_vl, _n)           do { ait_val_t *__val = (_vl); assert(__val); \
                    313:                                                __val->val_type = f32; __val->val.f32 = _n; \
                    314:                                                AIT_LEN(__val) = sizeof(float); } while (0)
                    315: #define AIT_SET_F64(_vl, _n)           do { ait_val_t *__val = (_vl); assert(__val); \
                    316:                                                __val->val_type = f64; __val->val.f64 = _n; \
                    317:                                                AIT_LEN(__val) = sizeof(double); } while (0)
                    318: 
1.24      misho     319: #define AIT_COPY_VAL(_vl, _v)          do { assert((_vl)); assert((_v)); \
                    320:                                                memcpy((_vl), (_v), sizeof(ait_val_t)); \
                    321:                                                switch (AIT_TYPE((_vl))) { \
1.18      misho     322:                                                        case buffer: \
1.24      misho     323:                                                                AIT_SET_BUF((_vl), \
1.23      misho     324:                                                                                AIT_GET_BUF((_v)), \
                    325:                                                                                AIT_LEN((_v))); \
1.18      misho     326:                                                                break; \
                    327:                                                        case string: \
1.24      misho     328:                                                                AIT_SET_STR((_vl), \
1.23      misho     329:                                                                                AIT_GET_STR((_v))); \
1.18      misho     330:                                                                break; \
                    331:                                                        default: \
                    332:                                                                break; \
                    333:                                                } \
                    334:                                        } while (0)
1.23      misho     335: #define AIT_COPY_DATA(_vl, _v)          do { AIT_COPY_VAL((_vl), (_v)); \
1.18      misho     336:                                                if (AIT_TYPE((_vl)) == data) \
1.23      misho     337:                                                        AIT_SET_DATA((_vl), AIT_GET_DATA((_v)), \
                    338:                                                                        AIT_LEN((_v))); \
1.18      misho     339:                                        } while (0)
                    340: 
1.17      misho     341: #define AIT_INIT_VAL(_vl)              (memset((_vl), 0, sizeof(ait_val_t)))
1.23      misho     342: #define AIT_INIT_VAL2(_vl, _t)         do { \
                    343:                                                AIT_INIT_VAL((_vl)); \
                    344:                                                (_vl)->val_type = _t; \
                    345:                                        } while (0)
1.26      misho     346: #define AIT_SET_LIKE(_vl, _t, _l, _v)  (assert((_vl)), io_setlikeVar((_vl), _t, _l, _v))
1.20      misho     347:                                        /* if attribute zeroCopy is set not execute io_free() */
1.16      misho     348: #define AIT_FREE_VAL(_vl)              do { ait_val_t *__val = (_vl); assert(__val); \
                    349:                                                switch (AIT_TYPE(__val)) { \
1.12      misho     350:                                                        case buffer: \
1.21      misho     351:                                                                if (!__val->val_in && \
                    352:                                                                                __val->val.buffer) \
1.20      misho     353:                                                                        io_free(__val->val.buffer); \
1.21      misho     354:                                                                __val->val.buffer = NULL; \
1.12      misho     355:                                                                break; \
                    356:                                                        case string: \
1.21      misho     357:                                                                if (!__val->val_in && \
                    358:                                                                                __val->val.string) \
1.20      misho     359:                                                                        io_free(__val->val.string); \
1.21      misho     360:                                                                __val->val.string = NULL; \
1.12      misho     361:                                                                break; \
                    362:                                                        default: \
                    363:                                                                break; \
                    364:                                                } \
                    365:                                                __val->val_type = empty; \
1.21      misho     366:                                                __val->val_opt ^= __val->val_opt; \
1.12      misho     367:                                                AIT_LEN(__val) = 0; \
1.21      misho     368:                                                AIT_KEY(__val) = 0; \
1.12      misho     369:                                        } while (0)
1.22      misho     370: #define AIT_ZERO_VAL(_vl)              do { ait_val_t *__val = (_vl); assert(__val); \
                    371:                                                switch (AIT_TYPE(__val)) { \
                    372:                                                        case buffer: \
                    373:                                                        case string: \
1.23      misho     374:                                                                if (__val->val.buffer) \
                    375:                                                                        memset(__val->val.buffer, 0, \
1.22      misho     376:                                                                                AIT_LEN(__val)); \
                    377:                                                                break; \
                    378:                                                        case data: \
1.23      misho     379:                                                                memset(__val->val_data, 0, AIT_LEN(__val)); \
1.22      misho     380:                                                                break; \
                    381:                                                        default: \
                    382:                                                                __val->val.net = 0LL; \
                    383:                                                                break; \
                    384:                                                } \
                    385:                                                AIT_KEY(__val) = 0; \
                    386:                                        } while (0)
1.12      misho     387: 
                    388: struct io_ether_addr {
                    389:        u_int8_t ether_addr_octet[6];
                    390: };
1.13      misho     391: typedef struct io_ether_addr io_ether_addr_t;
                    392: 
                    393: typedef union {
                    394:        struct sockaddr_storage ss;
                    395:        struct sockaddr         sa;
                    396:        struct sockaddr_un      sun;
                    397:        struct sockaddr_in      sin;
                    398:        struct sockaddr_in6     sin6;
                    399:        struct sockaddr_dl      sdl;
                    400: } io_sockaddr_t;
1.21      misho     401: #define IO_SOCKADDR_INIT       { .ss = { 0 } }
1.12      misho     402: 
1.3       misho     403: 
1.26      misho     404: #define io_align(x, a)         (((x) + ((a) - 1)) & ~((a) - 1))
1.15      misho     405: 
                    406: 
1.1       misho     407: // io_GetErrno() Get error code of last operation
                    408: inline int io_GetErrno();
                    409: // io_GetError() Get error text of last operation
                    410: inline const char *io_GetError();
                    411: 
                    412: 
1.20      misho     413: // io_mm_inuse() Check for memory management model
                    414: inline int io_mm_inuse();
                    415: 
                    416: /*
                    417:  * ioLibInit() - Init libaitio library memory management
                    418:  *
                    419:  * @mm = memory management (IO_SYSM or IO_MPOOL)
                    420:  * @maxmem = memory limit
                    421:  * return: -1 error or !=-1 used memory management model
                    422:  */
                    423: inline int ioLibInit(int mm, unsigned long maxmem);
                    424: /*
                    425:  * ioLibFini() - Finish libaitio library memory management
                    426:  *
                    427:  * return: none
                    428:  */
                    429: inline void ioLibFini();
                    430: 
                    431: /* memory management hooks */
                    432: extern void *(*io_malloc)(size_t);
                    433: extern void *(*io_calloc)(size_t, size_t);
                    434: extern void *(*io_realloc)(void*, size_t);
                    435: extern char *(*io_strdup)(const char*);
                    436: extern void (*io_free)(void*);
                    437: 
                    438: 
1.1       misho     439: /*
1.26      misho     440:  * io_usleep() - usleep() replacement for ELWIX
                    441:  *
                    442:  * @usec = microseconds for sleep
                    443:  * return: -1 interrupted by signal or 0 ok
                    444:  */
                    445: inline int io_usleep(unsigned int usec);
                    446: /*
1.17      misho     447:  * io_ether_ntoa() - Convert ethernet address to string
1.16      misho     448:  *
1.12      misho     449:  * @n = ethernet address structure, like struct ether_addr
                    450:  * @a = string
                    451:  * @len = string length
                    452:  * return: NULL error or !=NULL string a
                    453:  */
                    454: inline char *io_ether_ntoa(const struct io_ether_addr *n, char * __restrict a, int len);
                    455: /*
1.17      misho     456:  * io_ether_aton() - Convert string to ethernet address
1.16      misho     457:  *
1.12      misho     458:  * @a = string
                    459:  * @e = ethernet address structure, like struct ether_addr
                    460:  * return: NULL error or !=NULL ethernet address structure
                    461:  */
                    462: inline struct io_ether_addr *io_ether_aton(const char *a, struct io_ether_addr *e);
1.13      misho     463: /*
1.17      misho     464:  * io_n2port() - Extract port from network structure
1.16      misho     465:  *
1.13      misho     466:  * @addr = Address
                    467:  * return: 0 not supported family type or port number
                    468:  */
1.26.4.3! misho     469: inline unsigned short io_n2port(io_sockaddr_t * __restrict addr);
1.13      misho     470: /*
1.17      misho     471:  * io_n2addr() - Extract address from network structure
1.16      misho     472:  *
1.13      misho     473:  * @addr = Address
                    474:  * @val = Value for store string address
                    475:  * return: NULL error or !=NULL string address from val
                    476:  */
                    477: const char *io_n2addr(io_sockaddr_t * __restrict addr, ait_val_t * __restrict val);
                    478: /*
1.17      misho     479:  * io_gethostbyname() - Get host and port and make network structure
1.16      misho     480:  *
1.13      misho     481:  * @psHost = Hostname
                    482:  * @port = Port
                    483:  * @addr = Network address structure
                    484:  * return: NULL error or !=NULL network structure
                    485:  */
                    486: io_sockaddr_t *io_gethostbyname(const char *psHost, unsigned short port, 
                    487:                io_sockaddr_t * __restrict addr);
1.26.4.1  misho     488: /*
                    489:  * io_addrcmp() - Compare network addresses
                    490:  *
                    491:  * @a = 1st address
                    492:  * @b = 2nd address
1.26.4.2  misho     493:  * @p = compare and ports, if family is AF_INET or AF_INET6
1.26.4.1  misho     494:  * return: 0 is equal or !=0 is different
                    495:  */
1.26.4.2  misho     496: int io_addrcmp(io_sockaddr_t * __restrict a, io_sockaddr_t * __restrict b, int p);
1.12      misho     497: 
                    498: /*
1.17      misho     499:  * io_vars2buffer() - Marshaling data from array with variables to buffer
1.16      misho     500:  *
1.12      misho     501:  * @buf = Buffer
                    502:  * @buflen = Size of buffer
                    503:  * @vars = Variable array
                    504:  * return: -1 error, 0 nothing done or >0 size of marshaled data
                    505:  */
1.21      misho     506: inline int io_vars2buffer(unsigned char * __restrict buf, int buflen, 
                    507:                array_t * __restrict vars);
1.12      misho     508: /*
1.17      misho     509:  * io_buffer2vars() - De-marshaling data from buffer to array with variables
1.16      misho     510:  *
1.12      misho     511:  * @buf = Buffer
                    512:  * @buflen = Size of buffer
                    513:  * @vnum = Number of variables into buffer
                    514:  * @zcpy = Zero-copy for variables, if !=0 don't use io_arrayFree() for free variables and 
                    515:                *DON'T MODIFY OR DESTROY BUFFER*. =0 call io_arrayFree() before io_arrayDestroy()
                    516:  * return: =NULL error, !=NULL allocated variable array, after use must free with io_arrayDestroy()
                    517:  */
1.21      misho     518: inline array_t *io_buffer2vars(unsigned char * __restrict buf, int buflen, int vnum, int zcpy);
1.12      misho     519: /*
1.17      misho     520:  * io_vars2map() - Marshaling data from array with variables to memory map
1.16      misho     521:  *
1.12      misho     522:  * @buf = Buffer
                    523:  * @buflen = Size of buffer
                    524:  * @vars = Variable array
                    525:  * return: -1 error, 0 nothing done or >0 size of marshaled data
                    526:  */
1.21      misho     527: inline int io_vars2map(unsigned char * __restrict buf, int buflen, 
                    528:                array_t * __restrict vars);
1.12      misho     529: /*
1.17      misho     530:  * io_map2vars() - De-marshaling data from memory map to array with variables
1.16      misho     531:  *
1.12      misho     532:  * @buf = Buffer
                    533:  * @buflen = Size of buffer
                    534:  * @vnum = Number of variables into buffer
                    535:  * @zcpy = Zero-copy for variables, if !=0 don't use io_arrayFree() for free variables and 
                    536:                *DON'T MODIFY OR DESTROY BUFFER*. =0 call io_arrayFree() before io_arrayDestroy()
                    537:  * return: =NULL error, !=NULL allocated variable array, after use must free with io_arrayDestroy()
                    538:  */
1.21      misho     539: inline array_t *io_map2vars(unsigned char * __restrict buf, int buflen, int vnum, int zcpy);
1.13      misho     540: 
                    541: /*
1.17      misho     542:  * io_allocVar() - Allocate memory for variable
1.16      misho     543:  *
1.14      misho     544:  * return: NULL error or new variable, after use free variable with io_freeVar()
                    545:  */
                    546: inline ait_val_t *io_allocVar(void);
                    547: /*
1.17      misho     548:  * io_freeVar() - Free allocated memory for variable
1.16      misho     549:  *
1.14      misho     550:  * @val = Variable
                    551:  * return: none
                    552:  */
1.17      misho     553: inline void io_freeVar(ait_val_t ** __restrict val);
1.14      misho     554: /*
1.23      misho     555:  * io_makeVar() - Allocate memory and fill variable
                    556:  *
                    557:  * @type = type of variable
                    558:  * @... = arg1 is value of variable
                    559:  * @... = arg2 is length of variabla. Not required for numbers and strings!
                    560:  * return: NULL error or new variable, after use free variable with io_freeVar()
                    561:  */
                    562: ait_val_t *io_makeVar(ait_type_t type, ...);
                    563: /*
1.26      misho     564:  * io_setlikeVar() - Set variable like ...
                    565:  *
                    566:  * @v = variable
                    567:  * @t = type of data
                    568:  * @l = length of data
                    569:  * @... = data
                    570:  * return: -1 error or 0 ok
                    571:  */
1.26.4.3! misho     572: inline int io_setlikeVar(ait_val_t * __restrict v, ait_type_t t, unsigned int l, ...);
1.26      misho     573: /*
                    574:  * io_sprintfVar() - Builtin string variable from formatted input
                    575:  *
                    576:  * @v = variable
                    577:  * @fmt = format string
                    578:  * @... = argument(s)
                    579:  * return: -1 error or >0 copied bytes to variable
                    580:  */
                    581: int io_sprintfVar(ait_val_t * __restrict v, const char *fmt, ...);
                    582: /*
                    583:  * io_cmpVar() - Compare two variables
                    584:  *
                    585:  * @a = 1st variable
                    586:  * @b = 2nd variable
                    587:  * return: 0 is equal or !=0 is different
                    588:  */
                    589: inline int io_cmpVar(ait_val_t * __restrict a, ait_val_t * __restrict b);
                    590: /*
1.25      misho     591:  * io_hashVar() - Generate hash key for variable from string or value
                    592:  *
                    593:  * @v = variable
                    594:  * @key = key string for hash, if =NULL hash will built from variable
                    595:  * return: hash key
                    596:  */
                    597: unsigned short io_hashVar(ait_val_t * __restrict v, const char * __restrict key);
                    598: /*
1.17      misho     599:  * io_allocVars() - Allocate ait_val_t array
1.16      misho     600:  *
1.13      misho     601:  * @varnum = Number of variables
                    602:  * return: =NULL error or !=NULL allocated array
                    603:  */
                    604: inline array_t *io_allocVars(int varnum);
                    605: /*
1.17      misho     606:  * io_clrVars() - Clear ait_val_t elements from array
1.16      misho     607:  *
1.13      misho     608:  * @vars = Variable array
                    609:  * return: -1 error or size of array
                    610:  */
                    611: inline int io_clrVars(array_t * __restrict vars);
                    612: /*
1.17      misho     613:  * io_freeVars() - Free ait_val_t array
1.16      misho     614:  *
1.13      misho     615:  * @vars = Variable array
                    616:  * return: none
                    617:  */
                    618: inline void io_freeVars(array_t ** __restrict vars);
1.17      misho     619: /*
1.18      misho     620:  * io_getVars() - Get ait_val_t element from array and if not exists allocate it
                    621:  *
                    622:  * @vars = Variable array
                    623:  * @n = index of variable into array
                    624:  * return: NULL error or !=NULL ait_val_t element
                    625:  */
                    626: inline ait_val_t *io_getVars(array_t ** __restrict vars, int n);
                    627: /*
1.21      misho     628:  * io_sortVarsByKey() - Sorting array with variables by key
                    629:  *
                    630:  * @vars = Variable array
                    631:  * @order = Sort order. If =0 ascend or !=0 descend
                    632:  * return: none
                    633:  */
                    634: inline void io_sortVarsByKey(array_t * __restrict vars, int order);
                    635: /*
                    636:  * io_sortVarsByVal() - Sorting array with variables by value
1.17      misho     637:  *
                    638:  * @vars = Variable array
1.21      misho     639:  * @order = Sort order. If =0 ascend or !=0 descend
                    640:  * @cmp = Custom compare function for sorting. If =NULL compare by value
1.17      misho     641:  * return: none
                    642:  */
1.21      misho     643: inline void io_sortVarsByVal(array_t * __restrict vars, int order,  
1.17      misho     644:                int (*cmp)(const void*, const void*));
                    645: /*
                    646:  * io_findKeyVars() - Find variable by key from array
                    647:  *
                    648:  * @vars = Variables
                    649:  * @key = Search key
                    650:  * return: NULL error or not found, !=NULL valid element
                    651:  */
1.26.4.3! misho     652: ait_val_t *io_findKeyVars(array_t * __restrict vars, unsigned short key);
1.25      misho     653: /*
                    654:  * io_findKeyHash() - Find variable by hash string from array
                    655:  *
                    656:  * @vars = Variables
                    657:  * @key = Search string
                    658:  * return: NULL error or not found, !=NULL valid element
                    659:  */
                    660: inline ait_val_t *io_findKeyHash(array_t * __restrict vars, const char * __restrict key);
                    661: /*
                    662:  * io_hashKeyVars() - Generate hash keys for variables
                    663:  *
                    664:  * @vars = Variables
                    665:  * return -1 error or 0 ok
                    666:  */
                    667: inline int io_hashKeyVars(array_t * __restrict vars);
1.13      misho     668: 
1.12      misho     669: 
                    670: /*
1.17      misho     671:  * ioPromptRead() - Read data from input h[0] with prompt to output h[1]
1.16      misho     672:  *
1.1       misho     673:  * @h = file handles h[0] = input, h[1] = output, if NULL use stdin, stdout
                    674:  * @csPrompt = Prompt before input, may be NULL
                    675:  * @psData = Readed data
                    676:  * @dataLen = Length of data
                    677:  * return: 0 EOF; -1 error:: can`t read; >0 count of readed chars
                    678: */
                    679: int ioPromptRead(int *h, const char *csPrompt, char * __restrict psData, int dataLen);
                    680: /*
1.17      misho     681:  * ioPromptPassword() - Read password from input h[0] with prompt to output h[1]
1.16      misho     682:  *
1.1       misho     683:  * @h = file handles h[0] = input, h[1] = output, if NULL use stdin, stdout
                    684:  * @csPrompt = Prompt before input, may be NULL
                    685:  * @psPass = Readed password
                    686:  * @passLen = Length of password
                    687:  * @confirm = Confirm password, 0 - get password, !=0 Ask for confirmation
                    688:  * return: 0 EOF; -1 error:: can`t read; >0 count of readed chars
                    689: */
                    690: int ioPromptPassword(int *h, const char *csPrompt, char * __restrict psPass, int passLen, int confirm);
                    691: 
                    692: /*
1.17      misho     693:  * ioRegexVerify() - Function for verify data match in regex expression
1.16      misho     694:  *
1.1       misho     695:  * @csRegex = Regulare expression pattern
                    696:  * @csData = Data for check and verify
                    697:  * @startPos = Return start positions
                    698:  * @endPos = Return end positions
                    699:  * return: NULL not match or error; !=NULL begin of matched data
                    700: */
                    701: const char *ioRegexVerify(const char *csRegex, const char *csData, int *startPos, int *endPos);
                    702: /*
1.17      misho     703:  * ioRegexGet() - Function for get data match in regex expression
1.16      misho     704:  *
1.1       misho     705:  * @csRegex = Regulare expression pattern
                    706:  * @csData = Data from get
                    707:  * @psString = Returned string if match
                    708:  * @strLen = Length of string
                    709:  * return: 0 not match; >0 count of returned chars
                    710: */
                    711: int ioRegexGet(const char *csRegex, const char *csData, char * __restrict psString, int strLen);
                    712: /*
1.17      misho     713:  * ioRegexReplace() - Function for replace data match in regex expression with newdata
1.16      misho     714:  *
1.1       misho     715:  * @csRegex = Regulare expression pattern
                    716:  * @csData = Source data
                    717:  * @csNew = Data for replace
1.20      misho     718:  * return: NULL not match or error; !=NULL allocated new string, must be io_free after use!
1.1       misho     719: */
                    720: char *ioRegexReplace(const char *csRegex, const char *csData, const char *csNew);
                    721: 
1.2       misho     722: /*
1.17      misho     723:  * ioStrAst() - Function for evaluate string like asterisk variable "{text[:[-]#[:#]]}"
1.16      misho     724:  *
1.6       misho     725:  * @csString = Input string
1.20      misho     726:  * return: NULL error, !=NULL Allocated new string evaluated from input string, must be io_free()
1.6       misho     727: */
1.13      misho     728: char *ioStrAst(const char *csString);
1.6       misho     729: 
                    730: /*
1.17      misho     731:  * io_UnquotStr() - Remove quots from input text string 
1.16      misho     732:  *
1.4       misho     733:  * @psLine = Text string
                    734:  * return: 0 nothing to do; 1 successful unquoted string
                    735: */
1.17      misho     736: inline int io_UnquotStr(char * __restrict psLine);
1.4       misho     737: /*
1.17      misho     738:  * io_LTrimStr() - Remove left whitespaces from text string
1.16      misho     739:  *
1.4       misho     740:  * @psLine = Text string
                    741:  * return: 0 nothing to do; !=0 Removed bytes
                    742: */
1.17      misho     743: inline int io_LTrimStr(char * __restrict psLine);
1.4       misho     744: /*
1.17      misho     745:  * io_RTrimStr() - Remove right whitespaces from text string
1.16      misho     746:  *
1.4       misho     747:  * @psLine = Text string
                    748:  * return: 0 nothing to do; !=0 Removed bytes
                    749: */
1.17      misho     750: inline int io_RTrimStr(char * __restrict psLine);
1.4       misho     751: /*
1.17      misho     752:  * io_TrimStr() - Remove left and right whitespaces from text string
1.16      misho     753:  *
1.4       misho     754:  * @psLine = Text string
                    755:  * return: 0 nothing to do; !=0 Removed bytes
                    756: */
1.17      misho     757: inline int io_TrimStr(char * __restrict psLine);
1.4       misho     758: /*
1.17      misho     759:  * io_Ch2Hex() - Convert from Char string to Hex string
1.16      misho     760:  *
1.4       misho     761:  * @psLine = Text string
                    762:  * @lineLen = Length of Text string
1.20      misho     763:  * return: NULL nothing to do or error; !=0 Allocated new converted data without term\0 (must be io_free)
1.4       misho     764: */
1.5       misho     765: inline unsigned char *io_Ch2Hex(unsigned char *psLine, int lineLen);
1.4       misho     766: /*
1.17      misho     767:  * io_Hex2Ch() - Convert from Hex string to Char string
1.16      misho     768:  *
1.4       misho     769:  * @psLine = Text string
                    770:  * @lineLen = Length of Text string
1.20      misho     771:  * return: NULL nothing to do or error; !=0 Allocated new converted string(must be io_free)
1.4       misho     772: */
1.5       misho     773: inline char *io_Hex2Ch(unsigned char *psLine, int lineLen);
1.4       misho     774: 
                    775: /*
1.15      misho     776:  * io_Path2File() - Parse and make path/filename pair
                    777:  *
                    778:  * @csArgs = Input argument line
                    779:  * @psPath = Output Path, if ==NULL path not returned
                    780:  * @pathLen = Size of path array
                    781:  * @psFile = Output File
                    782:  * @fileLen = Size of file array
                    783:  * return: 0 error format; -1 error:: can`t read; >0 ok, number of readed items
                    784:  */
                    785: inline int
                    786: io_Path2File(const char * __restrict csArgs, char * __restrict psPath, 
                    787:                int pathLen, char * __restrict psFile, int fileLen);
                    788: 
                    789: /*
1.8       misho     790:  * io_arrayInit() - Create and initialize dynamic array
1.16      misho     791:  *
1.8       misho     792:  * @numItems = Number of Items
                    793:  * return: NULL error, != NULL allocated memory for array
                    794:  */
                    795: inline array_t *io_arrayInit(int numItems);
                    796: /*
1.10      misho     797:  * io_arrayDestroy() - Free and destroy dynamic array
1.16      misho     798:  *
1.8       misho     799:  * @parr = Array
                    800:  * return: none
                    801:  */
                    802: inline void io_arrayDestroy(array_t ** __restrict parr);
                    803: /*
1.10      misho     804:  * io_arrayFree() - Free all data in dynamic array items
1.8       misho     805:  *     (WARNING! If assign static array dont use this!!!)
1.16      misho     806:  *
1.8       misho     807:  * @arr = Array
                    808:  * return: none
                    809:  */
                    810: inline void io_arrayFree(array_t * __restrict arr);
                    811: /*
1.10      misho     812:  * io_arrayFrom() - Create and fill array from array with pointers
1.16      misho     813:  *
1.11      misho     814:  * @pargv = Array with pointers
1.10      misho     815:  * @argc = Number of Items, if 0 walk through argv and stop when reach NULL item
1.11      misho     816:  * return: NULL error, != NULL allocated new array
1.10      misho     817:  */
1.11      misho     818: inline array_t *io_arrayFrom(const char *** __restrict pargv, int argc);
1.10      misho     819: /*
                    820:  * io_arrayTo() - Create and fill array with pointers from dynamic array
1.16      misho     821:  *
1.10      misho     822:  * @arr = Array
1.11      misho     823:  * return: NULL error, != NULL allocated memory for array, NULL terminated
1.10      misho     824:  */
                    825: inline char **io_arrayTo(array_t * __restrict arr);
                    826: /*
1.8       misho     827:  * io_arrayLen() - Get last used element in dynamic array (array Length)
1.16      misho     828:  *
1.8       misho     829:  * @arr = Array
1.17      misho     830:  * return: -1 empty or >-1 position of last used element
1.8       misho     831:  */
                    832: inline int io_arrayLen(array_t * __restrict arr);
                    833: /*
1.10      misho     834:  * io_arrayConcat() Concat source array to destination array
1.16      misho     835:  *
1.10      misho     836:  * @dest = Destination array
                    837:  * @src = Source array
                    838:  * return: -1 error; >0 new count of destination array
                    839:  */
                    840: int io_arrayConcat(array_t * __restrict dest, array_t * __restrict src);
                    841: /*
1.12      misho     842:  * io_arrayCopy() Copy source array to destination array
1.16      misho     843:  *
1.12      misho     844:  * @dest = Destination array, after use free with io_arrayDestroy()
                    845:  * @src = Source array
                    846:  * return: -1 error; >0 count of destination array
                    847:  */
                    848: int io_arrayCopy(array_t ** __restrict dest, array_t * __restrict src);
                    849: /*
1.8       misho     850:  * io_arrayGrow() - Grow/Shrink dynamic array, Use with care when it shrink!!!
1.16      misho     851:  *
1.8       misho     852:  * @arr = Array
                    853:  * @newNumItems = Number of Items
1.12      misho     854:  * @freeShrink = Free elements before shrink array
1.8       misho     855:  * return: -1 error, 0 ok
                    856:  */
1.12      misho     857: int io_arrayGrow(array_t * __restrict arr, int newNumItems, int freeShrink);
1.8       misho     858: /*
                    859:  * io_arrayVacuum() - Vacuum dynamic array, empty elements will be deleted
1.16      misho     860:  *
1.8       misho     861:  * @arr = Array
                    862:  * @fromWhere = 1 begin, 2 ALL empty elements
                    863:  * return: -1 error, 0 ok
                    864:  */
                    865: int io_arrayVacuum(array_t * __restrict arr, int fromWhere);
                    866: 
1.12      misho     867: #define io_arraySize(_arr)             ((_arr) ? (_arr)->arr_num : 0)
1.17      misho     868: #define io_arrayLast(_arr)             (io_arraySize((_arr)) ? (_arr)->arr_last : -1)
1.12      misho     869: #define io_arrayZero(_arr)             (assert((_arr)), memset((_arr)->arr_data, 0, \
                    870:                                                io_arraySize((_arr)) * sizeof(void*)))
1.8       misho     871: 
1.17      misho     872: #define io_arrayGet2(_arr, _d)         (assert((_arr) && (_arr)->arr_num > _d), ((_arr)->arr_data + _d))
1.18      misho     873: #define io_arrayGet(_arr, _d)          (assert((_arr) && (_arr)->arr_num > _d), (_arr)->arr_data[_d])
1.11      misho     874: #define io_array(_arr, _d, _type)      (assert((_arr) && (_arr)->arr_num > _d), \
1.18      misho     875:                                                ((_type) (_arr)->arr_data[_d]))
1.8       misho     876: #define io_arraySet(_arr, _d, _ptr)    do { \
1.11      misho     877:                                                assert((_arr) && (_arr)->arr_num > _d); \
1.17      misho     878:                                                if ((_arr)->arr_last < _d) \
                    879:                                                        (_arr)->arr_last = _d; \
1.18      misho     880:                                                (_arr)->arr_data[_d] = (void*) (_ptr); \
1.8       misho     881:                                        } while (0)
1.11      misho     882: #define io_arrayDel(_arr, _d, _fri)    do { \
                    883:                                                assert((_arr) && (_arr)->arr_num > _d); \
1.18      misho     884:                                                if (_fri && (_arr)->arr_data[_d]) \
                    885:                                                        free((_arr)->arr_data[_d]); \
                    886:                                                (_arr)->arr_data[_d] = NULL; \
1.17      misho     887:                                        } while (0)
1.8       misho     888: 
                    889: /*
1.13      misho     890:  * io_arrayElem() - Always GET/PUT element into dynamic array, if not enough elements grow array
1.16      misho     891:  *
1.13      misho     892:  * @arr = Array
                    893:  * @n = Position
                    894:  * @data = Element, if set NULL GET element at position or !=NULL PUT element at position
                    895:  * return: -1 error or !=-1 return element at position
                    896:  */
1.14      misho     897: inline void *io_arrayElem(array_t * __restrict arr, int n, void *data);
1.13      misho     898: /*
1.8       misho     899:  * io_arrayPush() - Push element into dynamic array like stack manner, place at first empty position
1.16      misho     900:  *
1.8       misho     901:  * @arr = Array
                    902:  * @data = Element, if set NULL return only first empty position
1.17      misho     903:  * @mayGrow = Array may to grow, if not enough room for new element
1.8       misho     904:  * return: -1 not found empty position, array is full!, >-1 return position of stored element into array
                    905:  */
1.17      misho     906: inline int io_arrayPush(array_t * __restrict arr, void **data, int mayGrow);
1.8       misho     907: /*
                    908:  * io_arrayPop() - Pop element from dynamic array like stack manner, last used position
1.16      misho     909:  *
1.8       misho     910:  * @arr = Array
1.11      misho     911:  * @data = Element, if set NULL return only last used position
1.8       misho     912:  * @delAfter = Delete after Pop element, !=0 delete element from array after return data
                    913:  * return: -1 not found used position, array is empty!, >-1 return element position
                    914:  */
                    915: inline int io_arrayPop(array_t * __restrict arr, void ** __restrict data, int delAfter);
                    916: 
                    917: /*
1.17      misho     918:  * io_argsNum() - Parse and calculate number of arguments
1.16      misho     919:  *
1.8       misho     920:  * @csArgs = Input arguments line
                    921:  * @csDelim = Delimiter(s) for separate
                    922:  * return: 0 error format; -1 error:: can`t read; >0 ok, number of items
                    923:  */
                    924: inline int io_argsNum(const char *csArgs, const char *csDelim);
                    925: 
                    926: /*
1.17      misho     927:  * io_arrayMake() - Parse and make array from arguments ... (input string will be modified!!! 
1.8       misho     928:  *     and output array must be free with io_arrayDestroy() after use!)
1.16      misho     929:  *
1.8       misho     930:  * @psArgs = Input arguments line, after execute string is modified!!!
                    931:  * @nargs = Maximum requested count of arguments from input string psArgs, if 0 all psArgs
                    932:  * @csDelim = Delimiter(s) for separate
1.20      misho     933:  * @parr = Output array of arguments ... (must be io_free with io_arrayDestroy() after use!)
1.8       misho     934:  * return: 0 error format; -1 error:: can`t read; >0 ok, number of readed items
                    935:  */
                    936: int io_arrayMake(char * __restrict psArgs, int nargs, const char *csDelim, 
                    937:                array_t ** __restrict parr);
                    938: 
                    939: /*
1.17      misho     940:  * io_MakeAV() - Parse and make attribute/value pair
1.16      misho     941:  *
1.8       misho     942:  * @csArgs = Input argument line
                    943:  * @csDelim = Delimiter for separate
                    944:  * @psAttr = Output Attribute
                    945:  * @attrLen = Size of attribute array
                    946:  * @psValue = Output Value, if ==NULL this element not present value or not wanted for return
                    947:  * @valLen = Size of value array
                    948:  * return: 0 error format; -1 error:: can`t read; >0 ok, number of readed items
                    949: */
                    950: int io_MakeAV(const char * __restrict csArgs, const char *csDelim, 
                    951:                char * __restrict psAttr, int attrLen, char * __restrict psValue, int valLen);
1.23      misho     952: /*
                    953:  * io_MakeAV2() Parse and make attribute/value pair over input string
                    954:  *
                    955:  * @csArgs = Input argument line, will be modified!
                    956:  * @csDelim = Delimiter for separate
                    957:  * @psAttr = Output Attribute
                    958:  * @psValue = Output Value, if ==NULL this element not present value or not wanted for return
                    959:  * return: 0 error format; -1 error:: can`t read; >0 ok, number of readed items
                    960: */
                    961: int io_MakeAV2(char * __restrict psArgs, const char *csDelim, 
                    962:                char ** __restrict psAttr, char ** __restrict psValue);
1.8       misho     963: 
1.9       misho     964: /*
                    965:  * io_sarrInit() - Create and initialize dynamic split-order array
1.16      misho     966:  *
1.9       misho     967:  * @numItems = Number of Items
                    968:  * @segLen = Length of segment
                    969:  * return: NULL error, != NULL allocated memory for array
                    970:  */
                    971: inline sarr_t *io_sarrInit(int numItems, int segLen);
                    972: /*
                    973:  * io_sarrDestroy() - Free all data in dynamic split-order array and Destroy array
1.16      misho     974:  *
1.9       misho     975:  * @parr = Array
                    976:  * return: none
                    977:  */
                    978: inline void io_sarrDestroy(sarr_t ** __restrict parr);
                    979: /*
                    980:  * io_sarrGrow() - Grow/Shrink dynamic split-order array, Use with care when it shrink!!!
1.16      misho     981:  *
1.9       misho     982:  * @arr = Array
                    983:  * @newNumItems = Number of Items
                    984:  * return: -1 error, 0 ok
                    985:  */
                    986: int io_sarrGrow(sarr_t * __restrict arr, int newNumItems);
                    987: /*
                    988:  * io_sarrVacuum() - Vacuum dynamic split-order array, empty segments will be freed
1.16      misho     989:  *
1.9       misho     990:  * @arr = Array
                    991:  * return: -1 error, >-1 freed segments
                    992:  */
                    993: inline int io_sarrVacuum(sarr_t * __restrict arr);
1.12      misho     994: #define io_sarrSize(_arr)              ((_arr) ? (_arr)->sarr_num : 0)
                    995: #define io_sarrSeg(_arr)               (assert((_arr)), (_arr)->sarr_seg)
                    996: /*
                    997:  * io_sarrCopy() Copy source split array to destination split array
1.16      misho     998:  *
1.12      misho     999:  * @dest = Destination split array, after use free with io_sarrDestroy()
                   1000:  * @src = Source split array
                   1001:  * return: -1 error; >0 count of destination split array
                   1002:  */
                   1003: int io_sarrCopy(sarr_t ** __restrict dest, sarr_t * __restrict src);
1.9       misho    1004: /*
                   1005:  * io_sarrGet() - Get element from dynamic split-order array
1.16      misho    1006:  *
1.9       misho    1007:  * @arr = Array
                   1008:  * @idx = Index (warning 1st element is at position 1)
                   1009:  * return: NULL not found, !=NULL element
                   1010:  */
                   1011: inline void *io_sarrGet(sarr_t * __restrict arr, unsigned int idx);
                   1012: /*
                   1013:  * io_sarrGet2() - Always get element from dynamic split-order array
                   1014:  *     Function automatic grow array. Good use for Hash tables! 
1.16      misho    1015:  *
1.9       misho    1016:  * @arr = Array
                   1017:  * @idx = Index (warning 1st element is at position 1)
                   1018:  * return: NULL not found, !=NULL element
                   1019:  */
                   1020: void *io_sarrGet2(sarr_t * __restrict arr, unsigned int idx);
                   1021: /*
                   1022:  * io_sarrSet() - Set element to dynamic split-order array
1.16      misho    1023:  *
1.9       misho    1024:  * @arr = Array
                   1025:  * @idx = Index (warning 1st element is at position 1)
                   1026:  * @data = Value
                   1027:  * return: NULL error or empty, !=NULL old value in element
                   1028:  */
                   1029: inline void *io_sarrSet(sarr_t * __restrict arr, unsigned int idx, void *data);
1.11      misho    1030: #define io_sarrDel(_arr, _idx)         io_sarrSet((_arr), _idx, NULL)
                   1031: #define io_sarr(_arr, _idx, _type)     (_type)io_sarrGet((_arr), _idx)
                   1032: /*
                   1033:  * io_sarr2array() - Convert from split-order array to dynamic array
1.16      misho    1034:  *
1.11      misho    1035:  * @sa = split array
                   1036:  * @sarrFree = after convert split array !=0 will be destroyed sarray
                   1037:  * return: NULL error or != NULL new array
                   1038:  */
                   1039: array_t *io_sarr2array(sarr_t ** __restrict sa, int sarrFree);
                   1040: /*
                   1041:  * io_array2sarr() - Convert from dynamic array to split-order array
1.16      misho    1042:  *
1.11      misho    1043:  * @a = array
                   1044:  * @segLen = Length of segment
                   1045:  * @arrFree = after convert array !=0 will be destroyed
                   1046:  * return: NULL error or != NULL new sarr
                   1047:  */
                   1048: sarr_t *io_array2sarr(array_t ** __restrict a, int segLen, int arrFree);
1.8       misho    1049: 
                   1050: /*
1.17      misho    1051:  * io_CopyEnv() - Copy environment to new environment array;
1.16      misho    1052:  *
1.10      misho    1053:  * @oldenv = Environment array
1.20      misho    1054:  * return: NULL error; !=NULL Allocated new environment array(must be io_free)
1.10      misho    1055: */
                   1056: char **io_CopyEnv(const char **oldenv);
                   1057: /*
1.17      misho    1058:  * io_ExecArgs() - Build exec arguments from other array
1.16      misho    1059:  *
1.10      misho    1060:  * @psProg = Program name for execute
                   1061:  * @oldarg = Arguments array
1.20      misho    1062:  * return: NULL error; !=NULL Allocated execution array(must be io_free)
1.10      misho    1063: */
                   1064: char **io_ExecArgs(const char *psProg, const char **oldarg);
                   1065: /*
1.17      misho    1066:  * io_FreeNullTerm() - Free dynamic allocated null terminated array with strings
1.16      misho    1067:  *
1.10      misho    1068:  * @arr = Pointer to array for free
                   1069:  * return: none
                   1070: */
                   1071: inline void io_FreeNullTerm(char *** __restrict arr);
                   1072: 
                   1073: /*
1.17      misho    1074:  * ioMkDir() - Function for racursive directory creation and validation
1.16      misho    1075:  *
1.5       misho    1076:  * @csDir = Full directory path
                   1077:  * @mode = Mode for directory creation if missing dir
                   1078:  * return: -1 error, 0 directory path exist, >0 created missing dirs
                   1079: */
                   1080: int ioMkDir(const char *csDir, int mode);
                   1081: 
1.6       misho    1082: /*
1.17      misho    1083:  * ioWatchDirLoop() - Function for watching changes in directory and fire callback
1.16      misho    1084:  *
1.6       misho    1085:  * @csDir = Full directory path
                   1086:  * @callback = Callback if raise event! nOp -1 delete, 0 change/move, 1 create
                   1087:  * return: -1 error, !=-1 ok, number of total signaled events
                   1088: */
                   1089: int ioWatchDirLoop(const char *csDir, int (*callback)(const char *csName, int nOp));
                   1090: 
1.5       misho    1091: 
1.24      misho    1092: #ifdef AIO_OPS
                   1093: /*
                   1094:  * io_aiobulk() - AIO bulk R/W function
                   1095:  *
                   1096:  * @mode = Bulk wait mode
                   1097:  * @acbs = List of aiocb structures
                   1098:  * @nacb = Number of aiocb in list
                   1099:  * @sig = Event for completed operations, may be =NULL
                   1100:  * return: -1 error or 0 ok
                   1101:  */
                   1102: inline int io_aiobulk(int mode, struct aiocb ** __restrict acbs, int nacb, 
                   1103:                struct sigevent *sig);
                   1104: #endif
                   1105: /*
                   1106:  * io_rreadv() - Raw VFS bulk read function
                   1107:  *
                   1108:  * @fd = File handle
                   1109:  * @bufs = Read buffers
                   1110:  * @nbufs = Number of read buffers
                   1111:  * @offset = Read from position, if -1 read nbytes from current position
                   1112:  * @update = Update file handle position !0
                   1113:  * return: -1 error or !=-1 readed bytes
                   1114:  */
                   1115: int io_rreadv(int fd, struct iovec * __restrict bufs, int nbufs, off_t offset, 
                   1116:                int update);
                   1117: /*
                   1118:  * io_rwritev() - Raw VFS bulk write function
                   1119:  *
                   1120:  * @fd = File handle
                   1121:  * @bufs = Write buffers
                   1122:  * @nbufs = Number of write buffers
                   1123:  * @offset = Write to position, if -1 write nbytes to current position
                   1124:  * @update = Update file handle position !0
                   1125:  * return: -1 error or !=-1 written bytes
                   1126:  */
                   1127: int io_rwritev(int fd, struct iovec * __restrict bufs, int nbufs, off_t offset, 
                   1128:                int update);
1.5       misho    1129: /*
1.17      misho    1130:  * io_rread() - Raw VFS read function
1.16      misho    1131:  *
1.5       misho    1132:  * @fd = File handle
                   1133:  * @buf = Read buffer
                   1134:  * @nbytes = Read buffer size
                   1135:  * @offset = Read from position, if -1 read nbytes from current position
                   1136:  * @update = Update file handle position !0
                   1137:  * return: -1 error or !=-1 readed bytes
                   1138:  */
1.24      misho    1139: inline int io_rread(int fd, void * __restrict buf, size_t nbytes, off_t offset, 
                   1140:                int update);
1.5       misho    1141: /*
1.17      misho    1142:  * io_rwrite() - Raw VFS write function
1.16      misho    1143:  *
1.5       misho    1144:  * @fd = File handle
                   1145:  * @buf = Write buffer
                   1146:  * @nbytes = Write bytes from buffer
                   1147:  * @offset = Write at position, if -1 write nbytes from current position
                   1148:  * @update = Update file handle position !0
1.24      misho    1149:  * return: -1 error or !=-1 written bytes
1.5       misho    1150:  */
1.24      misho    1151: inline int io_rwrite(int fd, void * __restrict buf, size_t nbytes, off_t offset, 
                   1152:                int update);
1.5       misho    1153: 
                   1154: /* Disk I/O helper macros */
                   1155: #define io_read(f, b, n) io_rread(f, b, n, -1, 1)
                   1156: #define io_write(f, b, n) io_rwrite(f, b, n, -1, 1)
                   1157: 
                   1158: 
                   1159: /* Debug helper macros */
                   1160: extern int io_Debug;
                   1161: 
1.14      misho    1162: #define io_enableDEBUG         int io_Debug
                   1163: #define io_initDebug(x)                (io_Debug = (x))
                   1164: #define io_incDebug            (io_Debug++)
                   1165: #define io_decDebug            (io_Debug--)
                   1166: 
                   1167: /* Debug macros */
                   1168: #define ioVERBOSE(x)           if ((x) <= io_Debug)
                   1169: #define ioTRACE(x)             if ((x) <= io_Debug) \
                   1170:                                           syslog(LOG_DEBUG, "I'm in %s(%d)", __func__, __LINE__)
1.5       misho    1171: #define ioDEBUG(x, fmt, ...)   do { \
                   1172:                                        assert((fmt)); \
                   1173:                                        char str[STRSIZ] = { 0 }; \
1.11      misho    1174:                                        snprintf(str, sizeof str, (fmt), ##__VA_ARGS__); \
1.5       misho    1175:                                        if ((x) <= io_Debug) \
1.14      misho    1176:                                                syslog(LOG_DEBUG, "Debug(%d):%s(%d): %s\n", \
1.5       misho    1177:                                                                (x), __func__, __LINE__, str); \
                   1178:                                } while (0)
                   1179: 
1.14      misho    1180: /* Logger macro */
                   1181: #define ioLOGGER(x, fmt, ...)  do { \
                   1182:                                        assert((fmt)); \
                   1183:                                        char str[STRSIZ] = { 0 }; \
                   1184:                                        snprintf(str, sizeof str, (fmt), ##__VA_ARGS__); \
                   1185:                                        syslog((x), "Logger:%s(%d): %s\n", \
                   1186:                                                                __func__, __LINE__, str); \
                   1187:                                } while (0)
                   1188: 
                   1189: /* Error state macros */
1.5       misho    1190: #define ioERROR(x, fmt, ...)   do { \
                   1191:                                        assert((fmt)); \
                   1192:                                        char str[STRSIZ] = { 0 }; \
1.11      misho    1193:                                        snprintf(str, sizeof str, (fmt), ##__VA_ARGS__); \
1.14      misho    1194:                                        syslog(LOG_ERR, "Error:%s(%d): #%d - %s\n", \
1.5       misho    1195:                                                         __func__, __LINE__, (x), str); \
                   1196:                                } while (0)
1.14      misho    1197: #define ioSYSERR(x)            do { \
1.5       misho    1198:                                        if (x > 0 || errno) \
1.14      misho    1199:                                                syslog(LOG_ERR, "Error(sys):%s(%d): #%d - %s\n", \
1.5       misho    1200:                                                                __func__, __LINE__, x > 0 ? x : errno, \
                   1201:                                                                strerror(x > 0 ? x : errno)); \
                   1202:                                } while (0)
1.14      misho    1203: #define ioLIBERR(ait)          do { \
1.5       misho    1204:                                        if (ait##_GetErrno()) \
1.14      misho    1205:                                                syslog(LOG_ERR, "Error(lib):%s(%d): #%d - %s\n", \
1.5       misho    1206:                                                                __func__, __LINE__, ait##_GetErrno(), \
                   1207:                                                                ait##_GetError()); \
                   1208:                                } while (0)
1.3       misho    1209: 
1.1       misho    1210: 
1.7       misho    1211: /* Crypto framework */
                   1212: 
                   1213: /*
1.17      misho    1214:  * ioCipher() - Cipher wrapper for all supported crypto algorythms
1.16      misho    1215:  *
1.7       misho    1216:  * @pInput = input buffer
                   1217:  * @inLen = input buffer len
1.20      misho    1218:  * @ppOutput = output allocated buffe, must be io_free after use
1.7       misho    1219:  * @Cipher = cipher engine, like EVP_bf_cbc() or etc...
                   1220:  * @pKey = key
                   1221:  * @pIV = IV, salt (8 bytes)
                   1222:  * @nMode = Mode 0 - decrypting or 1 - encrypting
                   1223:  * return: 0 not present data or error!; >0 number of processed and returned bytes into ppOutput
                   1224: */
                   1225: int ioCipher(unsigned char *pInput, int inLen, unsigned char **ppOutput, const EVP_CIPHER *Cipher, 
                   1226:                unsigned char *pKey, unsigned char *pIV, int nMode);
                   1227: 
                   1228: /*
1.17      misho    1229:  * io_Blowfish() - Blowfish cipher algorythm, work with ASCII hex strings
1.16      misho    1230:  *
1.7       misho    1231:  * @pInput = input buffer
                   1232:  * @inLen = input buffer len
1.20      misho    1233:  * @ppOutput = output allocated buffe, must be io_free after use
1.7       misho    1234:  * @pKey = key
                   1235:  * @pIV = IV, salt (8 bytes)
                   1236:  * @nMode = Mode 0 - decrypting or 1 - encrypting
                   1237:  * return: 0 not present data or error!; >0 number of processed and returned bytes into ppOutput
                   1238: */
1.8       misho    1239: int io_Blowfish(unsigned char *pInput, int inLen, unsigned char **ppOutput, 
                   1240:                unsigned char *pKey, unsigned char *pIV, int nMode);
1.12      misho    1241: /*
1.17      misho    1242:  * io_ctr_AES() - Encrypt/Decrypt stream cipher CTR_AES
1.16      misho    1243:  *
1.12      misho    1244:  * @pInput = Input buffer with ASCII
                   1245:  * @inLen = Input buffer data length
1.20      misho    1246:  * @ppOutput = Output buffer with cipher data, must be io_free after use
1.12      misho    1247:  * @pKey = Key
                   1248:  * @IV = IVector/Nonce/Counter, Warning: IV must be variable, because we write there!!!
                   1249:  * return: -1 error or >-1 how many cipher blocks proceeded
                   1250:  */
                   1251: int io_ctr_AES(unsigned char *pInput, int inLen, unsigned char **ppOutput, 
                   1252:                unsigned char *pKey, unsigned char IV[AES_BLOCK_SIZE]);
                   1253: 
                   1254: 
                   1255: /*
1.17      misho    1256:  * ioAllocPTY() - Allocate new PTY and TTY
1.16      misho    1257:  *
1.12      misho    1258:  * @ptyfd = master fd, pty
                   1259:  * @ttyfd = slave fd, tty
                   1260:  * @name = tty device name if not null
                   1261:  * @namesiz = name length, must be above 63 bytes.
                   1262:  * @term = termios for terminal
                   1263:  * @winz = winsize for terminal
                   1264:  * return: -1 error or 0 ok
                   1265:  */
                   1266: inline int ioAllocPTY(int *ptyfd, int *ttyfd, char * __restrict name, int namesiz, 
                   1267:                struct termios * __restrict term, struct winsize * __restrict winz);
                   1268: /*
1.17      misho    1269:  * ioFreePTY() - Release PTY and TTY device
1.16      misho    1270:  *
1.12      misho    1271:  * @ptyfd = master fd, pty (==-1 skip closing pty)
                   1272:  * @ttyname = tty filename
                   1273:  * return: none
                   1274:  */
                   1275: inline void ioFreePTY(int ptyfd, const char *ttyname);
                   1276: /*
1.17      misho    1277:  * ioChgWinPTY() - Change window size of PTY
1.16      misho    1278:  *
1.12      misho    1279:  * @ptyfd = master fd, pty
                   1280:  * @row = row
                   1281:  * @col = col
                   1282:  * @xpxl = x pixels
                   1283:  * @ypxl = y pixels
                   1284:  * return: -1 error or 0 ok
                   1285:  */
                   1286: inline int ioChgWinPTY(int ptyfd, unsigned short row, unsigned short col, 
                   1287:                unsigned short xpxl, unsigned short ypxl);
                   1288: /*
1.17      misho    1289:  * ioSetOwnerTTY() - Set owner to TTY
1.16      misho    1290:  *
1.12      misho    1291:  * @ttyname = tty filename
                   1292:  * @UID = uid
                   1293:  * @GID = gid
                   1294:  * return: -1 error or 0 ok
                   1295:  */
                   1296: int ioSetOwnerTTY(const char *ttyname, uid_t UID, gid_t GID);
                   1297: /*
1.17      misho    1298:  * ioSetSidTTY() - Makes the process's controlling TTY and sets it to sane modes.
1.16      misho    1299:  *
1.12      misho    1300:  * @ttyfd = slave fd, tty
                   1301:  * @ttyname = tty filename
                   1302:  * return: -1 error or 0 ok
                   1303:  */
                   1304: int ioSetSidTTY(int *ttyfd, const char *ttyname);
                   1305: /*
1.17      misho    1306:  * ioSetRAWMode() - Enter into RAW mode
1.16      misho    1307:  *
1.12      misho    1308:  * @fd = tty fd
                   1309:  * @otio = saved old termios for later restore if !=NULL
                   1310:  * return: -1 error or 0 ok
                   1311:  */
                   1312: inline int ioSetRAWMode(int fd, struct termios *otio);
                   1313: /*
1.17      misho    1314:  * ioRestoreMode() - Restore termios to tty fd
1.16      misho    1315:  *
1.12      misho    1316:  * @fd = tty fd
                   1317:  * @tio = termios structure for restore
                   1318:  * return: -1 error or 0 ok
                   1319:  */
                   1320: inline int ioRestoreMode(int fd, struct termios tio);
                   1321: /*
1.17      misho    1322:  * ioForkPTY() - Fork new process with session leader and new TTY
1.16      misho    1323:  *
1.12      misho    1324:  * @ptyfd = master fd, pty
                   1325:  * @name = tty device name if not null
                   1326:  * @namesiz = name length, must be above 63 bytes.
                   1327:  * @term = termios for terminal
                   1328:  * @winz = winsize for terminal
                   1329:  * @otio = old termios structure for restore
                   1330:  * return: -1 error, 0 child process or >0 parent: pid of child
                   1331:  */
                   1332: pid_t ioForkPTY(int *ptyfd, char * __restrict name, int namesiz, struct termios * __restrict term, 
                   1333:                struct winsize * __restrict winz, struct termios * __restrict otio);
                   1334: 
                   1335: /*
1.17      misho    1336:  * ioCreatePIDFile() - Create PID file
1.16      misho    1337:  *
1.12      misho    1338:  * @csName = PID filename
                   1339:  * @ifExists = !=0 if filename exists return error
                   1340:  * return: -1 error or 0 ok
                   1341:  */
                   1342: inline int ioCreatePIDFile(const char *csName, int ifExists);
1.7       misho    1343: 
1.13      misho    1344: /*
1.17      misho    1345:  * ioSendFile() - AITNET sendfile() userland implementation, not dependant from OS
1.16      misho    1346:  *
1.13      misho    1347:  * @s = socket
                   1348:  * @csFile = file for send
                   1349:  * @sendLen = bytes to send, if 0 send all data
                   1350:  * @offset = start file offset
                   1351:  * @sndbuf = SO_SNDBUF value, if 0 use default
                   1352:  * return: 0 error, >0 ok, sended bytes
                   1353:  */
                   1354: size_t ioSendFile(int s, const char *csFile, size_t sendLen, off_t offset, int sndbuf);
                   1355: /*
1.17      misho    1356:  * ioRecvFile() - Receive file from socket, fastest (zero-copy) way
1.16      misho    1357:  *
1.13      misho    1358:  * @s = socket
                   1359:  * @csFile = file for receive
                   1360:  * @recvLen = receive bytes
                   1361:  * @over = overwrite file if exists with mode like 0644
                   1362:  * @rcvbuf = SO_RCVBUF value, if 0 use default
                   1363:  * return: 0 error, >0 ok, received bytes
                   1364:  */
                   1365: size_t ioRecvFile(int s, const char *csFile, size_t recvLen, int over, int rcvbuf);
                   1366: 
1.7       misho    1367: 
1.14      misho    1368: /* Buffered file access over memory block */
                   1369: 
                   1370: /*
1.17      misho    1371:  * io_fmemopen() - File buffered stream operations over memory block
1.14      misho    1372:  *
                   1373:  * @base = Base address of memory block, if =NULL Infinit length(auto-grow)
                   1374:  * @basesize = Size of memory block
                   1375:  * return: NULL error or !=NULL Opened file resource
                   1376:  */
                   1377: FILE *io_fmemopen(void ** __restrict base, off_t basesize);
                   1378: /*
1.17      misho    1379:  * io_fmapopen() - File buffered stream operations over MMAP block
1.14      misho    1380:  *
                   1381:  * @csFile = Filename for MMAP, if =NULL private MMAP block
                   1382:  * @mode = File open mode
                   1383:  * @perm = If file not exists will be created with this access permissions
                   1384:  * @prot = MMAP protection
                   1385:  * @flags = MMAP mode flags
                   1386:  * @offset = Map from file offset, if csFile==NULL then this is size of MMAP private block
                   1387:  * return: NULL error or !=NULL Opened file resource
                   1388:  */
                   1389: FILE *io_fmapopen(const char *csFile, int mode, int perm, int prot, int flags, off_t offset);
                   1390: /*
1.17      misho    1391:  * io_fd2buf() - Convert open file handle to buffered file I/O
1.14      misho    1392:  *
                   1393:  * @fd = File handle
                   1394:  * @mode = Permissions for new buffered file I/O
                   1395:  * return: NULL error or open buffered file
                   1396:  */
                   1397: inline FILE *io_fd2buf(int fd, const char *mode);
                   1398: /*
1.17      misho    1399:  * io_dumbFile() - Create empry or dumb file with fixed size
1.14      misho    1400:  *
                   1401:  * @csFile = Filename for create
                   1402:  * @mode = File access permissions
                   1403:  * @size = File size
                   1404:  * return: -1 error or open file handle
                   1405:  */
                   1406: int io_dumbFile(const char *csFile, int mode, off_t size);
                   1407: 
                   1408: 
1.1       misho    1409: #endif

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