Annotation of libaitio/inc/aitio.h, revision 1.26

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    ! misho       6: * $Id: aitio.h,v 1.25.2.5 2012/09/17 13:44:21 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:  */
                    469: inline u_short io_n2port(io_sockaddr_t * __restrict addr);
                    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);
1.12      misho     488: 
                    489: /*
1.17      misho     490:  * io_vars2buffer() - Marshaling data from array with variables to buffer
1.16      misho     491:  *
1.12      misho     492:  * @buf = Buffer
                    493:  * @buflen = Size of buffer
                    494:  * @vars = Variable array
                    495:  * return: -1 error, 0 nothing done or >0 size of marshaled data
                    496:  */
1.21      misho     497: inline int io_vars2buffer(unsigned char * __restrict buf, int buflen, 
                    498:                array_t * __restrict vars);
1.12      misho     499: /*
1.17      misho     500:  * io_buffer2vars() - De-marshaling data from buffer to array with variables
1.16      misho     501:  *
1.12      misho     502:  * @buf = Buffer
                    503:  * @buflen = Size of buffer
                    504:  * @vnum = Number of variables into buffer
                    505:  * @zcpy = Zero-copy for variables, if !=0 don't use io_arrayFree() for free variables and 
                    506:                *DON'T MODIFY OR DESTROY BUFFER*. =0 call io_arrayFree() before io_arrayDestroy()
                    507:  * return: =NULL error, !=NULL allocated variable array, after use must free with io_arrayDestroy()
                    508:  */
1.21      misho     509: inline array_t *io_buffer2vars(unsigned char * __restrict buf, int buflen, int vnum, int zcpy);
1.12      misho     510: /*
1.17      misho     511:  * io_vars2map() - Marshaling data from array with variables to memory map
1.16      misho     512:  *
1.12      misho     513:  * @buf = Buffer
                    514:  * @buflen = Size of buffer
                    515:  * @vars = Variable array
                    516:  * return: -1 error, 0 nothing done or >0 size of marshaled data
                    517:  */
1.21      misho     518: inline int io_vars2map(unsigned char * __restrict buf, int buflen, 
                    519:                array_t * __restrict vars);
1.12      misho     520: /*
1.17      misho     521:  * io_map2vars() - De-marshaling data from memory map to array with variables
1.16      misho     522:  *
1.12      misho     523:  * @buf = Buffer
                    524:  * @buflen = Size of buffer
                    525:  * @vnum = Number of variables into buffer
                    526:  * @zcpy = Zero-copy for variables, if !=0 don't use io_arrayFree() for free variables and 
                    527:                *DON'T MODIFY OR DESTROY BUFFER*. =0 call io_arrayFree() before io_arrayDestroy()
                    528:  * return: =NULL error, !=NULL allocated variable array, after use must free with io_arrayDestroy()
                    529:  */
1.21      misho     530: inline array_t *io_map2vars(unsigned char * __restrict buf, int buflen, int vnum, int zcpy);
1.13      misho     531: 
                    532: /*
1.17      misho     533:  * io_allocVar() - Allocate memory for variable
1.16      misho     534:  *
1.14      misho     535:  * return: NULL error or new variable, after use free variable with io_freeVar()
                    536:  */
                    537: inline ait_val_t *io_allocVar(void);
                    538: /*
1.17      misho     539:  * io_freeVar() - Free allocated memory for variable
1.16      misho     540:  *
1.14      misho     541:  * @val = Variable
                    542:  * return: none
                    543:  */
1.17      misho     544: inline void io_freeVar(ait_val_t ** __restrict val);
1.14      misho     545: /*
1.23      misho     546:  * io_makeVar() - Allocate memory and fill variable
                    547:  *
                    548:  * @type = type of variable
                    549:  * @... = arg1 is value of variable
                    550:  * @... = arg2 is length of variabla. Not required for numbers and strings!
                    551:  * return: NULL error or new variable, after use free variable with io_freeVar()
                    552:  */
                    553: ait_val_t *io_makeVar(ait_type_t type, ...);
                    554: /*
1.26    ! misho     555:  * io_setlikeVar() - Set variable like ...
        !           556:  *
        !           557:  * @v = variable
        !           558:  * @t = type of data
        !           559:  * @l = length of data
        !           560:  * @... = data
        !           561:  * return: -1 error or 0 ok
        !           562:  */
        !           563: inline int io_setlikeVar(ait_val_t * __restrict v, ait_type_t t, u_int l, ...);
        !           564: /*
        !           565:  * io_sprintfVar() - Builtin string variable from formatted input
        !           566:  *
        !           567:  * @v = variable
        !           568:  * @fmt = format string
        !           569:  * @... = argument(s)
        !           570:  * return: -1 error or >0 copied bytes to variable
        !           571:  */
        !           572: int io_sprintfVar(ait_val_t * __restrict v, const char *fmt, ...);
        !           573: /*
        !           574:  * io_cmpVar() - Compare two variables
        !           575:  *
        !           576:  * @a = 1st variable
        !           577:  * @b = 2nd variable
        !           578:  * return: 0 is equal or !=0 is different
        !           579:  */
        !           580: inline int io_cmpVar(ait_val_t * __restrict a, ait_val_t * __restrict b);
        !           581: /*
1.25      misho     582:  * io_hashVar() - Generate hash key for variable from string or value
                    583:  *
                    584:  * @v = variable
                    585:  * @key = key string for hash, if =NULL hash will built from variable
                    586:  * return: hash key
                    587:  */
                    588: unsigned short io_hashVar(ait_val_t * __restrict v, const char * __restrict key);
                    589: /*
1.17      misho     590:  * io_allocVars() - Allocate ait_val_t array
1.16      misho     591:  *
1.13      misho     592:  * @varnum = Number of variables
                    593:  * return: =NULL error or !=NULL allocated array
                    594:  */
                    595: inline array_t *io_allocVars(int varnum);
                    596: /*
1.17      misho     597:  * io_clrVars() - Clear ait_val_t elements from array
1.16      misho     598:  *
1.13      misho     599:  * @vars = Variable array
                    600:  * return: -1 error or size of array
                    601:  */
                    602: inline int io_clrVars(array_t * __restrict vars);
                    603: /*
1.17      misho     604:  * io_freeVars() - Free ait_val_t array
1.16      misho     605:  *
1.13      misho     606:  * @vars = Variable array
                    607:  * return: none
                    608:  */
                    609: inline void io_freeVars(array_t ** __restrict vars);
1.17      misho     610: /*
1.18      misho     611:  * io_getVars() - Get ait_val_t element from array and if not exists allocate it
                    612:  *
                    613:  * @vars = Variable array
                    614:  * @n = index of variable into array
                    615:  * return: NULL error or !=NULL ait_val_t element
                    616:  */
                    617: inline ait_val_t *io_getVars(array_t ** __restrict vars, int n);
                    618: /*
1.21      misho     619:  * io_sortVarsByKey() - Sorting array with variables by key
                    620:  *
                    621:  * @vars = Variable array
                    622:  * @order = Sort order. If =0 ascend or !=0 descend
                    623:  * return: none
                    624:  */
                    625: inline void io_sortVarsByKey(array_t * __restrict vars, int order);
                    626: /*
                    627:  * io_sortVarsByVal() - Sorting array with variables by value
1.17      misho     628:  *
                    629:  * @vars = Variable array
1.21      misho     630:  * @order = Sort order. If =0 ascend or !=0 descend
                    631:  * @cmp = Custom compare function for sorting. If =NULL compare by value
1.17      misho     632:  * return: none
                    633:  */
1.21      misho     634: inline void io_sortVarsByVal(array_t * __restrict vars, int order,  
1.17      misho     635:                int (*cmp)(const void*, const void*));
                    636: /*
                    637:  * io_findKeyVars() - Find variable by key from array
                    638:  *
                    639:  * @vars = Variables
                    640:  * @key = Search key
                    641:  * return: NULL error or not found, !=NULL valid element
                    642:  */
                    643: ait_val_t *io_findKeyVars(array_t * __restrict vars, u_short key);
1.25      misho     644: /*
                    645:  * io_findKeyHash() - Find variable by hash string from array
                    646:  *
                    647:  * @vars = Variables
                    648:  * @key = Search string
                    649:  * return: NULL error or not found, !=NULL valid element
                    650:  */
                    651: inline ait_val_t *io_findKeyHash(array_t * __restrict vars, const char * __restrict key);
                    652: /*
                    653:  * io_hashKeyVars() - Generate hash keys for variables
                    654:  *
                    655:  * @vars = Variables
                    656:  * return -1 error or 0 ok
                    657:  */
                    658: inline int io_hashKeyVars(array_t * __restrict vars);
1.13      misho     659: 
1.12      misho     660: 
                    661: /*
1.17      misho     662:  * ioPromptRead() - Read data from input h[0] with prompt to output h[1]
1.16      misho     663:  *
1.1       misho     664:  * @h = file handles h[0] = input, h[1] = output, if NULL use stdin, stdout
                    665:  * @csPrompt = Prompt before input, may be NULL
                    666:  * @psData = Readed data
                    667:  * @dataLen = Length of data
                    668:  * return: 0 EOF; -1 error:: can`t read; >0 count of readed chars
                    669: */
                    670: int ioPromptRead(int *h, const char *csPrompt, char * __restrict psData, int dataLen);
                    671: /*
1.17      misho     672:  * ioPromptPassword() - Read password from input h[0] with prompt to output h[1]
1.16      misho     673:  *
1.1       misho     674:  * @h = file handles h[0] = input, h[1] = output, if NULL use stdin, stdout
                    675:  * @csPrompt = Prompt before input, may be NULL
                    676:  * @psPass = Readed password
                    677:  * @passLen = Length of password
                    678:  * @confirm = Confirm password, 0 - get password, !=0 Ask for confirmation
                    679:  * return: 0 EOF; -1 error:: can`t read; >0 count of readed chars
                    680: */
                    681: int ioPromptPassword(int *h, const char *csPrompt, char * __restrict psPass, int passLen, int confirm);
                    682: 
                    683: /*
1.17      misho     684:  * ioRegexVerify() - Function for verify data match in regex expression
1.16      misho     685:  *
1.1       misho     686:  * @csRegex = Regulare expression pattern
                    687:  * @csData = Data for check and verify
                    688:  * @startPos = Return start positions
                    689:  * @endPos = Return end positions
                    690:  * return: NULL not match or error; !=NULL begin of matched data
                    691: */
                    692: const char *ioRegexVerify(const char *csRegex, const char *csData, int *startPos, int *endPos);
                    693: /*
1.17      misho     694:  * ioRegexGet() - Function for get data match in regex expression
1.16      misho     695:  *
1.1       misho     696:  * @csRegex = Regulare expression pattern
                    697:  * @csData = Data from get
                    698:  * @psString = Returned string if match
                    699:  * @strLen = Length of string
                    700:  * return: 0 not match; >0 count of returned chars
                    701: */
                    702: int ioRegexGet(const char *csRegex, const char *csData, char * __restrict psString, int strLen);
                    703: /*
1.17      misho     704:  * ioRegexReplace() - Function for replace data match in regex expression with newdata
1.16      misho     705:  *
1.1       misho     706:  * @csRegex = Regulare expression pattern
                    707:  * @csData = Source data
                    708:  * @csNew = Data for replace
1.20      misho     709:  * return: NULL not match or error; !=NULL allocated new string, must be io_free after use!
1.1       misho     710: */
                    711: char *ioRegexReplace(const char *csRegex, const char *csData, const char *csNew);
                    712: 
1.2       misho     713: /*
1.17      misho     714:  * ioStrAst() - Function for evaluate string like asterisk variable "{text[:[-]#[:#]]}"
1.16      misho     715:  *
1.6       misho     716:  * @csString = Input string
1.20      misho     717:  * return: NULL error, !=NULL Allocated new string evaluated from input string, must be io_free()
1.6       misho     718: */
1.13      misho     719: char *ioStrAst(const char *csString);
1.6       misho     720: 
                    721: /*
1.17      misho     722:  * io_UnquotStr() - Remove quots from input text string 
1.16      misho     723:  *
1.4       misho     724:  * @psLine = Text string
                    725:  * return: 0 nothing to do; 1 successful unquoted string
                    726: */
1.17      misho     727: inline int io_UnquotStr(char * __restrict psLine);
1.4       misho     728: /*
1.17      misho     729:  * io_LTrimStr() - Remove left whitespaces from text string
1.16      misho     730:  *
1.4       misho     731:  * @psLine = Text string
                    732:  * return: 0 nothing to do; !=0 Removed bytes
                    733: */
1.17      misho     734: inline int io_LTrimStr(char * __restrict psLine);
1.4       misho     735: /*
1.17      misho     736:  * io_RTrimStr() - Remove right whitespaces from text string
1.16      misho     737:  *
1.4       misho     738:  * @psLine = Text string
                    739:  * return: 0 nothing to do; !=0 Removed bytes
                    740: */
1.17      misho     741: inline int io_RTrimStr(char * __restrict psLine);
1.4       misho     742: /*
1.17      misho     743:  * io_TrimStr() - Remove left and right whitespaces from text string
1.16      misho     744:  *
1.4       misho     745:  * @psLine = Text string
                    746:  * return: 0 nothing to do; !=0 Removed bytes
                    747: */
1.17      misho     748: inline int io_TrimStr(char * __restrict psLine);
1.4       misho     749: /*
1.17      misho     750:  * io_Ch2Hex() - Convert from Char string to Hex string
1.16      misho     751:  *
1.4       misho     752:  * @psLine = Text string
                    753:  * @lineLen = Length of Text string
1.20      misho     754:  * return: NULL nothing to do or error; !=0 Allocated new converted data without term\0 (must be io_free)
1.4       misho     755: */
1.5       misho     756: inline unsigned char *io_Ch2Hex(unsigned char *psLine, int lineLen);
1.4       misho     757: /*
1.17      misho     758:  * io_Hex2Ch() - Convert from Hex string to Char string
1.16      misho     759:  *
1.4       misho     760:  * @psLine = Text string
                    761:  * @lineLen = Length of Text string
1.20      misho     762:  * return: NULL nothing to do or error; !=0 Allocated new converted string(must be io_free)
1.4       misho     763: */
1.5       misho     764: inline char *io_Hex2Ch(unsigned char *psLine, int lineLen);
1.4       misho     765: 
                    766: /*
1.15      misho     767:  * io_Path2File() - Parse and make path/filename pair
                    768:  *
                    769:  * @csArgs = Input argument line
                    770:  * @psPath = Output Path, if ==NULL path not returned
                    771:  * @pathLen = Size of path array
                    772:  * @psFile = Output File
                    773:  * @fileLen = Size of file array
                    774:  * return: 0 error format; -1 error:: can`t read; >0 ok, number of readed items
                    775:  */
                    776: inline int
                    777: io_Path2File(const char * __restrict csArgs, char * __restrict psPath, 
                    778:                int pathLen, char * __restrict psFile, int fileLen);
                    779: 
                    780: /*
1.8       misho     781:  * io_arrayInit() - Create and initialize dynamic array
1.16      misho     782:  *
1.8       misho     783:  * @numItems = Number of Items
                    784:  * return: NULL error, != NULL allocated memory for array
                    785:  */
                    786: inline array_t *io_arrayInit(int numItems);
                    787: /*
1.10      misho     788:  * io_arrayDestroy() - Free and destroy dynamic array
1.16      misho     789:  *
1.8       misho     790:  * @parr = Array
                    791:  * return: none
                    792:  */
                    793: inline void io_arrayDestroy(array_t ** __restrict parr);
                    794: /*
1.10      misho     795:  * io_arrayFree() - Free all data in dynamic array items
1.8       misho     796:  *     (WARNING! If assign static array dont use this!!!)
1.16      misho     797:  *
1.8       misho     798:  * @arr = Array
                    799:  * return: none
                    800:  */
                    801: inline void io_arrayFree(array_t * __restrict arr);
                    802: /*
1.10      misho     803:  * io_arrayFrom() - Create and fill array from array with pointers
1.16      misho     804:  *
1.11      misho     805:  * @pargv = Array with pointers
1.10      misho     806:  * @argc = Number of Items, if 0 walk through argv and stop when reach NULL item
1.11      misho     807:  * return: NULL error, != NULL allocated new array
1.10      misho     808:  */
1.11      misho     809: inline array_t *io_arrayFrom(const char *** __restrict pargv, int argc);
1.10      misho     810: /*
                    811:  * io_arrayTo() - Create and fill array with pointers from dynamic array
1.16      misho     812:  *
1.10      misho     813:  * @arr = Array
1.11      misho     814:  * return: NULL error, != NULL allocated memory for array, NULL terminated
1.10      misho     815:  */
                    816: inline char **io_arrayTo(array_t * __restrict arr);
                    817: /*
1.8       misho     818:  * io_arrayLen() - Get last used element in dynamic array (array Length)
1.16      misho     819:  *
1.8       misho     820:  * @arr = Array
1.17      misho     821:  * return: -1 empty or >-1 position of last used element
1.8       misho     822:  */
                    823: inline int io_arrayLen(array_t * __restrict arr);
                    824: /*
1.10      misho     825:  * io_arrayConcat() Concat source array to destination array
1.16      misho     826:  *
1.10      misho     827:  * @dest = Destination array
                    828:  * @src = Source array
                    829:  * return: -1 error; >0 new count of destination array
                    830:  */
                    831: int io_arrayConcat(array_t * __restrict dest, array_t * __restrict src);
                    832: /*
1.12      misho     833:  * io_arrayCopy() Copy source array to destination array
1.16      misho     834:  *
1.12      misho     835:  * @dest = Destination array, after use free with io_arrayDestroy()
                    836:  * @src = Source array
                    837:  * return: -1 error; >0 count of destination array
                    838:  */
                    839: int io_arrayCopy(array_t ** __restrict dest, array_t * __restrict src);
                    840: /*
1.8       misho     841:  * io_arrayGrow() - Grow/Shrink dynamic array, Use with care when it shrink!!!
1.16      misho     842:  *
1.8       misho     843:  * @arr = Array
                    844:  * @newNumItems = Number of Items
1.12      misho     845:  * @freeShrink = Free elements before shrink array
1.8       misho     846:  * return: -1 error, 0 ok
                    847:  */
1.12      misho     848: int io_arrayGrow(array_t * __restrict arr, int newNumItems, int freeShrink);
1.8       misho     849: /*
                    850:  * io_arrayVacuum() - Vacuum dynamic array, empty elements will be deleted
1.16      misho     851:  *
1.8       misho     852:  * @arr = Array
                    853:  * @fromWhere = 1 begin, 2 ALL empty elements
                    854:  * return: -1 error, 0 ok
                    855:  */
                    856: int io_arrayVacuum(array_t * __restrict arr, int fromWhere);
                    857: 
1.12      misho     858: #define io_arraySize(_arr)             ((_arr) ? (_arr)->arr_num : 0)
1.17      misho     859: #define io_arrayLast(_arr)             (io_arraySize((_arr)) ? (_arr)->arr_last : -1)
1.12      misho     860: #define io_arrayZero(_arr)             (assert((_arr)), memset((_arr)->arr_data, 0, \
                    861:                                                io_arraySize((_arr)) * sizeof(void*)))
1.8       misho     862: 
1.17      misho     863: #define io_arrayGet2(_arr, _d)         (assert((_arr) && (_arr)->arr_num > _d), ((_arr)->arr_data + _d))
1.18      misho     864: #define io_arrayGet(_arr, _d)          (assert((_arr) && (_arr)->arr_num > _d), (_arr)->arr_data[_d])
1.11      misho     865: #define io_array(_arr, _d, _type)      (assert((_arr) && (_arr)->arr_num > _d), \
1.18      misho     866:                                                ((_type) (_arr)->arr_data[_d]))
1.8       misho     867: #define io_arraySet(_arr, _d, _ptr)    do { \
1.11      misho     868:                                                assert((_arr) && (_arr)->arr_num > _d); \
1.17      misho     869:                                                if ((_arr)->arr_last < _d) \
                    870:                                                        (_arr)->arr_last = _d; \
1.18      misho     871:                                                (_arr)->arr_data[_d] = (void*) (_ptr); \
1.8       misho     872:                                        } while (0)
1.11      misho     873: #define io_arrayDel(_arr, _d, _fri)    do { \
                    874:                                                assert((_arr) && (_arr)->arr_num > _d); \
1.18      misho     875:                                                if (_fri && (_arr)->arr_data[_d]) \
                    876:                                                        free((_arr)->arr_data[_d]); \
                    877:                                                (_arr)->arr_data[_d] = NULL; \
1.17      misho     878:                                        } while (0)
1.8       misho     879: 
                    880: /*
1.13      misho     881:  * io_arrayElem() - Always GET/PUT element into dynamic array, if not enough elements grow array
1.16      misho     882:  *
1.13      misho     883:  * @arr = Array
                    884:  * @n = Position
                    885:  * @data = Element, if set NULL GET element at position or !=NULL PUT element at position
                    886:  * return: -1 error or !=-1 return element at position
                    887:  */
1.14      misho     888: inline void *io_arrayElem(array_t * __restrict arr, int n, void *data);
1.13      misho     889: /*
1.8       misho     890:  * io_arrayPush() - Push element into dynamic array like stack manner, place at first empty position
1.16      misho     891:  *
1.8       misho     892:  * @arr = Array
                    893:  * @data = Element, if set NULL return only first empty position
1.17      misho     894:  * @mayGrow = Array may to grow, if not enough room for new element
1.8       misho     895:  * return: -1 not found empty position, array is full!, >-1 return position of stored element into array
                    896:  */
1.17      misho     897: inline int io_arrayPush(array_t * __restrict arr, void **data, int mayGrow);
1.8       misho     898: /*
                    899:  * io_arrayPop() - Pop element from dynamic array like stack manner, last used position
1.16      misho     900:  *
1.8       misho     901:  * @arr = Array
1.11      misho     902:  * @data = Element, if set NULL return only last used position
1.8       misho     903:  * @delAfter = Delete after Pop element, !=0 delete element from array after return data
                    904:  * return: -1 not found used position, array is empty!, >-1 return element position
                    905:  */
                    906: inline int io_arrayPop(array_t * __restrict arr, void ** __restrict data, int delAfter);
                    907: 
                    908: /*
1.17      misho     909:  * io_argsNum() - Parse and calculate number of arguments
1.16      misho     910:  *
1.8       misho     911:  * @csArgs = Input arguments line
                    912:  * @csDelim = Delimiter(s) for separate
                    913:  * return: 0 error format; -1 error:: can`t read; >0 ok, number of items
                    914:  */
                    915: inline int io_argsNum(const char *csArgs, const char *csDelim);
                    916: 
                    917: /*
1.17      misho     918:  * io_arrayMake() - Parse and make array from arguments ... (input string will be modified!!! 
1.8       misho     919:  *     and output array must be free with io_arrayDestroy() after use!)
1.16      misho     920:  *
1.8       misho     921:  * @psArgs = Input arguments line, after execute string is modified!!!
                    922:  * @nargs = Maximum requested count of arguments from input string psArgs, if 0 all psArgs
                    923:  * @csDelim = Delimiter(s) for separate
1.20      misho     924:  * @parr = Output array of arguments ... (must be io_free with io_arrayDestroy() after use!)
1.8       misho     925:  * return: 0 error format; -1 error:: can`t read; >0 ok, number of readed items
                    926:  */
                    927: int io_arrayMake(char * __restrict psArgs, int nargs, const char *csDelim, 
                    928:                array_t ** __restrict parr);
                    929: 
                    930: /*
1.17      misho     931:  * io_MakeAV() - Parse and make attribute/value pair
1.16      misho     932:  *
1.8       misho     933:  * @csArgs = Input argument line
                    934:  * @csDelim = Delimiter for separate
                    935:  * @psAttr = Output Attribute
                    936:  * @attrLen = Size of attribute array
                    937:  * @psValue = Output Value, if ==NULL this element not present value or not wanted for return
                    938:  * @valLen = Size of value array
                    939:  * return: 0 error format; -1 error:: can`t read; >0 ok, number of readed items
                    940: */
                    941: int io_MakeAV(const char * __restrict csArgs, const char *csDelim, 
                    942:                char * __restrict psAttr, int attrLen, char * __restrict psValue, int valLen);
1.23      misho     943: /*
                    944:  * io_MakeAV2() Parse and make attribute/value pair over input string
                    945:  *
                    946:  * @csArgs = Input argument line, will be modified!
                    947:  * @csDelim = Delimiter for separate
                    948:  * @psAttr = Output Attribute
                    949:  * @psValue = Output Value, if ==NULL this element not present value or not wanted for return
                    950:  * return: 0 error format; -1 error:: can`t read; >0 ok, number of readed items
                    951: */
                    952: int io_MakeAV2(char * __restrict psArgs, const char *csDelim, 
                    953:                char ** __restrict psAttr, char ** __restrict psValue);
1.8       misho     954: 
1.9       misho     955: /*
                    956:  * io_sarrInit() - Create and initialize dynamic split-order array
1.16      misho     957:  *
1.9       misho     958:  * @numItems = Number of Items
                    959:  * @segLen = Length of segment
                    960:  * return: NULL error, != NULL allocated memory for array
                    961:  */
                    962: inline sarr_t *io_sarrInit(int numItems, int segLen);
                    963: /*
                    964:  * io_sarrDestroy() - Free all data in dynamic split-order array and Destroy array
1.16      misho     965:  *
1.9       misho     966:  * @parr = Array
                    967:  * return: none
                    968:  */
                    969: inline void io_sarrDestroy(sarr_t ** __restrict parr);
                    970: /*
                    971:  * io_sarrGrow() - Grow/Shrink dynamic split-order array, Use with care when it shrink!!!
1.16      misho     972:  *
1.9       misho     973:  * @arr = Array
                    974:  * @newNumItems = Number of Items
                    975:  * return: -1 error, 0 ok
                    976:  */
                    977: int io_sarrGrow(sarr_t * __restrict arr, int newNumItems);
                    978: /*
                    979:  * io_sarrVacuum() - Vacuum dynamic split-order array, empty segments will be freed
1.16      misho     980:  *
1.9       misho     981:  * @arr = Array
                    982:  * return: -1 error, >-1 freed segments
                    983:  */
                    984: inline int io_sarrVacuum(sarr_t * __restrict arr);
1.12      misho     985: #define io_sarrSize(_arr)              ((_arr) ? (_arr)->sarr_num : 0)
                    986: #define io_sarrSeg(_arr)               (assert((_arr)), (_arr)->sarr_seg)
                    987: /*
                    988:  * io_sarrCopy() Copy source split array to destination split array
1.16      misho     989:  *
1.12      misho     990:  * @dest = Destination split array, after use free with io_sarrDestroy()
                    991:  * @src = Source split array
                    992:  * return: -1 error; >0 count of destination split array
                    993:  */
                    994: int io_sarrCopy(sarr_t ** __restrict dest, sarr_t * __restrict src);
1.9       misho     995: /*
                    996:  * io_sarrGet() - Get element from dynamic split-order array
1.16      misho     997:  *
1.9       misho     998:  * @arr = Array
                    999:  * @idx = Index (warning 1st element is at position 1)
                   1000:  * return: NULL not found, !=NULL element
                   1001:  */
                   1002: inline void *io_sarrGet(sarr_t * __restrict arr, unsigned int idx);
                   1003: /*
                   1004:  * io_sarrGet2() - Always get element from dynamic split-order array
                   1005:  *     Function automatic grow array. Good use for Hash tables! 
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: void *io_sarrGet2(sarr_t * __restrict arr, unsigned int idx);
                   1012: /*
                   1013:  * io_sarrSet() - Set element to dynamic split-order array
1.16      misho    1014:  *
1.9       misho    1015:  * @arr = Array
                   1016:  * @idx = Index (warning 1st element is at position 1)
                   1017:  * @data = Value
                   1018:  * return: NULL error or empty, !=NULL old value in element
                   1019:  */
                   1020: inline void *io_sarrSet(sarr_t * __restrict arr, unsigned int idx, void *data);
1.11      misho    1021: #define io_sarrDel(_arr, _idx)         io_sarrSet((_arr), _idx, NULL)
                   1022: #define io_sarr(_arr, _idx, _type)     (_type)io_sarrGet((_arr), _idx)
                   1023: /*
                   1024:  * io_sarr2array() - Convert from split-order array to dynamic array
1.16      misho    1025:  *
1.11      misho    1026:  * @sa = split array
                   1027:  * @sarrFree = after convert split array !=0 will be destroyed sarray
                   1028:  * return: NULL error or != NULL new array
                   1029:  */
                   1030: array_t *io_sarr2array(sarr_t ** __restrict sa, int sarrFree);
                   1031: /*
                   1032:  * io_array2sarr() - Convert from dynamic array to split-order array
1.16      misho    1033:  *
1.11      misho    1034:  * @a = array
                   1035:  * @segLen = Length of segment
                   1036:  * @arrFree = after convert array !=0 will be destroyed
                   1037:  * return: NULL error or != NULL new sarr
                   1038:  */
                   1039: sarr_t *io_array2sarr(array_t ** __restrict a, int segLen, int arrFree);
1.8       misho    1040: 
                   1041: /*
1.17      misho    1042:  * io_CopyEnv() - Copy environment to new environment array;
1.16      misho    1043:  *
1.10      misho    1044:  * @oldenv = Environment array
1.20      misho    1045:  * return: NULL error; !=NULL Allocated new environment array(must be io_free)
1.10      misho    1046: */
                   1047: char **io_CopyEnv(const char **oldenv);
                   1048: /*
1.17      misho    1049:  * io_ExecArgs() - Build exec arguments from other array
1.16      misho    1050:  *
1.10      misho    1051:  * @psProg = Program name for execute
                   1052:  * @oldarg = Arguments array
1.20      misho    1053:  * return: NULL error; !=NULL Allocated execution array(must be io_free)
1.10      misho    1054: */
                   1055: char **io_ExecArgs(const char *psProg, const char **oldarg);
                   1056: /*
1.17      misho    1057:  * io_FreeNullTerm() - Free dynamic allocated null terminated array with strings
1.16      misho    1058:  *
1.10      misho    1059:  * @arr = Pointer to array for free
                   1060:  * return: none
                   1061: */
                   1062: inline void io_FreeNullTerm(char *** __restrict arr);
                   1063: 
                   1064: /*
1.17      misho    1065:  * ioMkDir() - Function for racursive directory creation and validation
1.16      misho    1066:  *
1.5       misho    1067:  * @csDir = Full directory path
                   1068:  * @mode = Mode for directory creation if missing dir
                   1069:  * return: -1 error, 0 directory path exist, >0 created missing dirs
                   1070: */
                   1071: int ioMkDir(const char *csDir, int mode);
                   1072: 
1.6       misho    1073: /*
1.17      misho    1074:  * ioWatchDirLoop() - Function for watching changes in directory and fire callback
1.16      misho    1075:  *
1.6       misho    1076:  * @csDir = Full directory path
                   1077:  * @callback = Callback if raise event! nOp -1 delete, 0 change/move, 1 create
                   1078:  * return: -1 error, !=-1 ok, number of total signaled events
                   1079: */
                   1080: int ioWatchDirLoop(const char *csDir, int (*callback)(const char *csName, int nOp));
                   1081: 
1.5       misho    1082: 
1.24      misho    1083: #ifdef AIO_OPS
                   1084: /*
                   1085:  * io_aiobulk() - AIO bulk R/W function
                   1086:  *
                   1087:  * @mode = Bulk wait mode
                   1088:  * @acbs = List of aiocb structures
                   1089:  * @nacb = Number of aiocb in list
                   1090:  * @sig = Event for completed operations, may be =NULL
                   1091:  * return: -1 error or 0 ok
                   1092:  */
                   1093: inline int io_aiobulk(int mode, struct aiocb ** __restrict acbs, int nacb, 
                   1094:                struct sigevent *sig);
                   1095: #endif
                   1096: /*
                   1097:  * io_rreadv() - Raw VFS bulk read function
                   1098:  *
                   1099:  * @fd = File handle
                   1100:  * @bufs = Read buffers
                   1101:  * @nbufs = Number of read buffers
                   1102:  * @offset = Read from position, if -1 read nbytes from current position
                   1103:  * @update = Update file handle position !0
                   1104:  * return: -1 error or !=-1 readed bytes
                   1105:  */
                   1106: int io_rreadv(int fd, struct iovec * __restrict bufs, int nbufs, off_t offset, 
                   1107:                int update);
                   1108: /*
                   1109:  * io_rwritev() - Raw VFS bulk write function
                   1110:  *
                   1111:  * @fd = File handle
                   1112:  * @bufs = Write buffers
                   1113:  * @nbufs = Number of write buffers
                   1114:  * @offset = Write to position, if -1 write nbytes to current position
                   1115:  * @update = Update file handle position !0
                   1116:  * return: -1 error or !=-1 written bytes
                   1117:  */
                   1118: int io_rwritev(int fd, struct iovec * __restrict bufs, int nbufs, off_t offset, 
                   1119:                int update);
1.5       misho    1120: /*
1.17      misho    1121:  * io_rread() - Raw VFS read function
1.16      misho    1122:  *
1.5       misho    1123:  * @fd = File handle
                   1124:  * @buf = Read buffer
                   1125:  * @nbytes = Read buffer size
                   1126:  * @offset = Read from position, if -1 read nbytes from current position
                   1127:  * @update = Update file handle position !0
                   1128:  * return: -1 error or !=-1 readed bytes
                   1129:  */
1.24      misho    1130: inline int io_rread(int fd, void * __restrict buf, size_t nbytes, off_t offset, 
                   1131:                int update);
1.5       misho    1132: /*
1.17      misho    1133:  * io_rwrite() - Raw VFS write function
1.16      misho    1134:  *
1.5       misho    1135:  * @fd = File handle
                   1136:  * @buf = Write buffer
                   1137:  * @nbytes = Write bytes from buffer
                   1138:  * @offset = Write at position, if -1 write nbytes from current position
                   1139:  * @update = Update file handle position !0
1.24      misho    1140:  * return: -1 error or !=-1 written bytes
1.5       misho    1141:  */
1.24      misho    1142: inline int io_rwrite(int fd, void * __restrict buf, size_t nbytes, off_t offset, 
                   1143:                int update);
1.5       misho    1144: 
                   1145: /* Disk I/O helper macros */
                   1146: #define io_read(f, b, n) io_rread(f, b, n, -1, 1)
                   1147: #define io_write(f, b, n) io_rwrite(f, b, n, -1, 1)
                   1148: 
                   1149: 
                   1150: /* Debug helper macros */
                   1151: extern int io_Debug;
                   1152: 
1.14      misho    1153: #define io_enableDEBUG         int io_Debug
                   1154: #define io_initDebug(x)                (io_Debug = (x))
                   1155: #define io_incDebug            (io_Debug++)
                   1156: #define io_decDebug            (io_Debug--)
                   1157: 
                   1158: /* Debug macros */
                   1159: #define ioVERBOSE(x)           if ((x) <= io_Debug)
                   1160: #define ioTRACE(x)             if ((x) <= io_Debug) \
                   1161:                                           syslog(LOG_DEBUG, "I'm in %s(%d)", __func__, __LINE__)
1.5       misho    1162: #define ioDEBUG(x, fmt, ...)   do { \
                   1163:                                        assert((fmt)); \
                   1164:                                        char str[STRSIZ] = { 0 }; \
1.11      misho    1165:                                        snprintf(str, sizeof str, (fmt), ##__VA_ARGS__); \
1.5       misho    1166:                                        if ((x) <= io_Debug) \
1.14      misho    1167:                                                syslog(LOG_DEBUG, "Debug(%d):%s(%d): %s\n", \
1.5       misho    1168:                                                                (x), __func__, __LINE__, str); \
                   1169:                                } while (0)
                   1170: 
1.14      misho    1171: /* Logger macro */
                   1172: #define ioLOGGER(x, fmt, ...)  do { \
                   1173:                                        assert((fmt)); \
                   1174:                                        char str[STRSIZ] = { 0 }; \
                   1175:                                        snprintf(str, sizeof str, (fmt), ##__VA_ARGS__); \
                   1176:                                        syslog((x), "Logger:%s(%d): %s\n", \
                   1177:                                                                __func__, __LINE__, str); \
                   1178:                                } while (0)
                   1179: 
                   1180: /* Error state macros */
1.5       misho    1181: #define ioERROR(x, fmt, ...)   do { \
                   1182:                                        assert((fmt)); \
                   1183:                                        char str[STRSIZ] = { 0 }; \
1.11      misho    1184:                                        snprintf(str, sizeof str, (fmt), ##__VA_ARGS__); \
1.14      misho    1185:                                        syslog(LOG_ERR, "Error:%s(%d): #%d - %s\n", \
1.5       misho    1186:                                                         __func__, __LINE__, (x), str); \
                   1187:                                } while (0)
1.14      misho    1188: #define ioSYSERR(x)            do { \
1.5       misho    1189:                                        if (x > 0 || errno) \
1.14      misho    1190:                                                syslog(LOG_ERR, "Error(sys):%s(%d): #%d - %s\n", \
1.5       misho    1191:                                                                __func__, __LINE__, x > 0 ? x : errno, \
                   1192:                                                                strerror(x > 0 ? x : errno)); \
                   1193:                                } while (0)
1.14      misho    1194: #define ioLIBERR(ait)          do { \
1.5       misho    1195:                                        if (ait##_GetErrno()) \
1.14      misho    1196:                                                syslog(LOG_ERR, "Error(lib):%s(%d): #%d - %s\n", \
1.5       misho    1197:                                                                __func__, __LINE__, ait##_GetErrno(), \
                   1198:                                                                ait##_GetError()); \
                   1199:                                } while (0)
1.3       misho    1200: 
1.1       misho    1201: 
1.7       misho    1202: /* Crypto framework */
                   1203: 
                   1204: /*
1.17      misho    1205:  * ioCipher() - Cipher wrapper for all supported crypto algorythms
1.16      misho    1206:  *
1.7       misho    1207:  * @pInput = input buffer
                   1208:  * @inLen = input buffer len
1.20      misho    1209:  * @ppOutput = output allocated buffe, must be io_free after use
1.7       misho    1210:  * @Cipher = cipher engine, like EVP_bf_cbc() or etc...
                   1211:  * @pKey = key
                   1212:  * @pIV = IV, salt (8 bytes)
                   1213:  * @nMode = Mode 0 - decrypting or 1 - encrypting
                   1214:  * return: 0 not present data or error!; >0 number of processed and returned bytes into ppOutput
                   1215: */
                   1216: int ioCipher(unsigned char *pInput, int inLen, unsigned char **ppOutput, const EVP_CIPHER *Cipher, 
                   1217:                unsigned char *pKey, unsigned char *pIV, int nMode);
                   1218: 
                   1219: /*
1.17      misho    1220:  * io_Blowfish() - Blowfish cipher algorythm, work with ASCII hex strings
1.16      misho    1221:  *
1.7       misho    1222:  * @pInput = input buffer
                   1223:  * @inLen = input buffer len
1.20      misho    1224:  * @ppOutput = output allocated buffe, must be io_free after use
1.7       misho    1225:  * @pKey = key
                   1226:  * @pIV = IV, salt (8 bytes)
                   1227:  * @nMode = Mode 0 - decrypting or 1 - encrypting
                   1228:  * return: 0 not present data or error!; >0 number of processed and returned bytes into ppOutput
                   1229: */
1.8       misho    1230: int io_Blowfish(unsigned char *pInput, int inLen, unsigned char **ppOutput, 
                   1231:                unsigned char *pKey, unsigned char *pIV, int nMode);
1.12      misho    1232: /*
1.17      misho    1233:  * io_ctr_AES() - Encrypt/Decrypt stream cipher CTR_AES
1.16      misho    1234:  *
1.12      misho    1235:  * @pInput = Input buffer with ASCII
                   1236:  * @inLen = Input buffer data length
1.20      misho    1237:  * @ppOutput = Output buffer with cipher data, must be io_free after use
1.12      misho    1238:  * @pKey = Key
                   1239:  * @IV = IVector/Nonce/Counter, Warning: IV must be variable, because we write there!!!
                   1240:  * return: -1 error or >-1 how many cipher blocks proceeded
                   1241:  */
                   1242: int io_ctr_AES(unsigned char *pInput, int inLen, unsigned char **ppOutput, 
                   1243:                unsigned char *pKey, unsigned char IV[AES_BLOCK_SIZE]);
                   1244: 
                   1245: 
                   1246: /*
1.17      misho    1247:  * ioAllocPTY() - Allocate new PTY and TTY
1.16      misho    1248:  *
1.12      misho    1249:  * @ptyfd = master fd, pty
                   1250:  * @ttyfd = slave fd, tty
                   1251:  * @name = tty device name if not null
                   1252:  * @namesiz = name length, must be above 63 bytes.
                   1253:  * @term = termios for terminal
                   1254:  * @winz = winsize for terminal
                   1255:  * return: -1 error or 0 ok
                   1256:  */
                   1257: inline int ioAllocPTY(int *ptyfd, int *ttyfd, char * __restrict name, int namesiz, 
                   1258:                struct termios * __restrict term, struct winsize * __restrict winz);
                   1259: /*
1.17      misho    1260:  * ioFreePTY() - Release PTY and TTY device
1.16      misho    1261:  *
1.12      misho    1262:  * @ptyfd = master fd, pty (==-1 skip closing pty)
                   1263:  * @ttyname = tty filename
                   1264:  * return: none
                   1265:  */
                   1266: inline void ioFreePTY(int ptyfd, const char *ttyname);
                   1267: /*
1.17      misho    1268:  * ioChgWinPTY() - Change window size of PTY
1.16      misho    1269:  *
1.12      misho    1270:  * @ptyfd = master fd, pty
                   1271:  * @row = row
                   1272:  * @col = col
                   1273:  * @xpxl = x pixels
                   1274:  * @ypxl = y pixels
                   1275:  * return: -1 error or 0 ok
                   1276:  */
                   1277: inline int ioChgWinPTY(int ptyfd, unsigned short row, unsigned short col, 
                   1278:                unsigned short xpxl, unsigned short ypxl);
                   1279: /*
1.17      misho    1280:  * ioSetOwnerTTY() - Set owner to TTY
1.16      misho    1281:  *
1.12      misho    1282:  * @ttyname = tty filename
                   1283:  * @UID = uid
                   1284:  * @GID = gid
                   1285:  * return: -1 error or 0 ok
                   1286:  */
                   1287: int ioSetOwnerTTY(const char *ttyname, uid_t UID, gid_t GID);
                   1288: /*
1.17      misho    1289:  * ioSetSidTTY() - Makes the process's controlling TTY and sets it to sane modes.
1.16      misho    1290:  *
1.12      misho    1291:  * @ttyfd = slave fd, tty
                   1292:  * @ttyname = tty filename
                   1293:  * return: -1 error or 0 ok
                   1294:  */
                   1295: int ioSetSidTTY(int *ttyfd, const char *ttyname);
                   1296: /*
1.17      misho    1297:  * ioSetRAWMode() - Enter into RAW mode
1.16      misho    1298:  *
1.12      misho    1299:  * @fd = tty fd
                   1300:  * @otio = saved old termios for later restore if !=NULL
                   1301:  * return: -1 error or 0 ok
                   1302:  */
                   1303: inline int ioSetRAWMode(int fd, struct termios *otio);
                   1304: /*
1.17      misho    1305:  * ioRestoreMode() - Restore termios to tty fd
1.16      misho    1306:  *
1.12      misho    1307:  * @fd = tty fd
                   1308:  * @tio = termios structure for restore
                   1309:  * return: -1 error or 0 ok
                   1310:  */
                   1311: inline int ioRestoreMode(int fd, struct termios tio);
                   1312: /*
1.17      misho    1313:  * ioForkPTY() - Fork new process with session leader and new TTY
1.16      misho    1314:  *
1.12      misho    1315:  * @ptyfd = master fd, pty
                   1316:  * @name = tty device name if not null
                   1317:  * @namesiz = name length, must be above 63 bytes.
                   1318:  * @term = termios for terminal
                   1319:  * @winz = winsize for terminal
                   1320:  * @otio = old termios structure for restore
                   1321:  * return: -1 error, 0 child process or >0 parent: pid of child
                   1322:  */
                   1323: pid_t ioForkPTY(int *ptyfd, char * __restrict name, int namesiz, struct termios * __restrict term, 
                   1324:                struct winsize * __restrict winz, struct termios * __restrict otio);
                   1325: 
                   1326: /*
1.17      misho    1327:  * ioCreatePIDFile() - Create PID file
1.16      misho    1328:  *
1.12      misho    1329:  * @csName = PID filename
                   1330:  * @ifExists = !=0 if filename exists return error
                   1331:  * return: -1 error or 0 ok
                   1332:  */
                   1333: inline int ioCreatePIDFile(const char *csName, int ifExists);
1.7       misho    1334: 
1.13      misho    1335: /*
1.17      misho    1336:  * ioSendFile() - AITNET sendfile() userland implementation, not dependant from OS
1.16      misho    1337:  *
1.13      misho    1338:  * @s = socket
                   1339:  * @csFile = file for send
                   1340:  * @sendLen = bytes to send, if 0 send all data
                   1341:  * @offset = start file offset
                   1342:  * @sndbuf = SO_SNDBUF value, if 0 use default
                   1343:  * return: 0 error, >0 ok, sended bytes
                   1344:  */
                   1345: size_t ioSendFile(int s, const char *csFile, size_t sendLen, off_t offset, int sndbuf);
                   1346: /*
1.17      misho    1347:  * ioRecvFile() - Receive file from socket, fastest (zero-copy) way
1.16      misho    1348:  *
1.13      misho    1349:  * @s = socket
                   1350:  * @csFile = file for receive
                   1351:  * @recvLen = receive bytes
                   1352:  * @over = overwrite file if exists with mode like 0644
                   1353:  * @rcvbuf = SO_RCVBUF value, if 0 use default
                   1354:  * return: 0 error, >0 ok, received bytes
                   1355:  */
                   1356: size_t ioRecvFile(int s, const char *csFile, size_t recvLen, int over, int rcvbuf);
                   1357: 
1.7       misho    1358: 
1.14      misho    1359: /* Buffered file access over memory block */
                   1360: 
                   1361: /*
1.17      misho    1362:  * io_fmemopen() - File buffered stream operations over memory block
1.14      misho    1363:  *
                   1364:  * @base = Base address of memory block, if =NULL Infinit length(auto-grow)
                   1365:  * @basesize = Size of memory block
                   1366:  * return: NULL error or !=NULL Opened file resource
                   1367:  */
                   1368: FILE *io_fmemopen(void ** __restrict base, off_t basesize);
                   1369: /*
1.17      misho    1370:  * io_fmapopen() - File buffered stream operations over MMAP block
1.14      misho    1371:  *
                   1372:  * @csFile = Filename for MMAP, if =NULL private MMAP block
                   1373:  * @mode = File open mode
                   1374:  * @perm = If file not exists will be created with this access permissions
                   1375:  * @prot = MMAP protection
                   1376:  * @flags = MMAP mode flags
                   1377:  * @offset = Map from file offset, if csFile==NULL then this is size of MMAP private block
                   1378:  * return: NULL error or !=NULL Opened file resource
                   1379:  */
                   1380: FILE *io_fmapopen(const char *csFile, int mode, int perm, int prot, int flags, off_t offset);
                   1381: /*
1.17      misho    1382:  * io_fd2buf() - Convert open file handle to buffered file I/O
1.14      misho    1383:  *
                   1384:  * @fd = File handle
                   1385:  * @mode = Permissions for new buffered file I/O
                   1386:  * return: NULL error or open buffered file
                   1387:  */
                   1388: inline FILE *io_fd2buf(int fd, const char *mode);
                   1389: /*
1.17      misho    1390:  * io_dumbFile() - Create empry or dumb file with fixed size
1.14      misho    1391:  *
                   1392:  * @csFile = Filename for create
                   1393:  * @mode = File access permissions
                   1394:  * @size = File size
                   1395:  * return: -1 error or open file handle
                   1396:  */
                   1397: int io_dumbFile(const char *csFile, int mode, off_t size);
                   1398: 
                   1399: 
1.1       misho    1400: #endif

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