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version 1.5, 2011/04/20 22:56:32
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version 1.12, 2012/08/02 00:47:47
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Line 12 terms:
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Line 12 terms:
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| All of the documentation and software included in the ELWIX and AITNET |
All of the documentation and software included in the ELWIX and AITNET |
| Releases is copyrighted by ELWIX - Sofia/Bulgaria <info@elwix.org> |
Releases is copyrighted by ELWIX - Sofia/Bulgaria <info@elwix.org> |
| |
|
| Copyright 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 | Copyright 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012 |
| by Michael Pounov <misho@elwix.org>. All rights reserved. |
by Michael Pounov <misho@elwix.org>. All rights reserved. |
| |
|
| Redistribution and use in source and binary forms, with or without |
Redistribution and use in source and binary forms, with or without |
|
Line 47 SUCH DAMAGE.
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Line 47 SUCH DAMAGE.
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|
| |
|
| int io_Debug; |
int io_Debug; |
| |
mpool_t *io_mpool; |
| |
|
| |
|
| |
/* Memory management */ |
| |
|
| |
void *(*io_malloc)(size_t) = malloc; |
| |
void *(*io_calloc)(size_t, size_t) = calloc; |
| |
void *(*io_realloc)(void*, size_t) = realloc; |
| |
char *(*io_strdup)(const char*) = strdup; |
| |
void (*io_free)(void*) = free; |
| |
|
| |
|
| #pragma GCC visibility push(hidden) |
#pragma GCC visibility push(hidden) |
| |
|
| |
int use_mm; |
| |
|
| int io_Errno; |
int io_Errno; |
| char io_Error[STRSIZ]; |
char io_Error[STRSIZ]; |
| |
|
|
Line 58 char io_Error[STRSIZ];
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Line 70 char io_Error[STRSIZ];
|
| |
|
| |
|
| // io_GetErrno() Get error code of last operation |
// io_GetErrno() Get error code of last operation |
| inline int io_GetErrno() | inline int |
| | io_GetErrno() |
| { |
{ |
| return io_Errno; |
return io_Errno; |
| } |
} |
| |
|
| // io_GetError() Get error text of last operation |
// io_GetError() Get error text of last operation |
| inline const char *io_GetError() | inline const char * |
| | io_GetError() |
| { |
{ |
| return io_Error; |
return io_Error; |
| } |
} |
| |
|
| // io_SetErr() Set error to variables for internal use!!! |
// io_SetErr() Set error to variables for internal use!!! |
| inline void io_SetErr(int eno, char *estr, ...) | inline void |
| | io_SetErr(int eno, char *estr, ...) |
| { |
{ |
| va_list lst; |
va_list lst; |
| |
|
|
Line 81 inline void io_SetErr(int eno, char *estr, ...)
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Line 96 inline void io_SetErr(int eno, char *estr, ...)
|
| va_end(lst); |
va_end(lst); |
| } |
} |
| |
|
| |
// io_mm_inuse() Check for memory management model |
| |
inline int |
| |
io_mm_inuse() |
| |
{ |
| |
return use_mm & IO_MPOOL; |
| |
} |
| |
|
| |
|
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// init libaitio routine |
| |
void |
| |
_init() |
| |
{ |
| |
ioLibInit(IO_MPOOL, 0); |
| |
} |
| |
|
| |
// fini libaitio routine |
| |
void |
| |
_fini() |
| |
{ |
| |
ioLibFini(); |
| |
} |
| |
|
| /* |
/* |
| * ioPromptRead() Read data from input h[0] with prompt to output h[1] | * ioLibInit() - Init libaitio library memory management |
| | * |
| | * @mm = memory management (IO_SYSM or IO_MPOOL) |
| | * @maxmem = memory limit |
| | * return: -1 error or !=-1 used memory management model |
| | */ |
| | inline int |
| | ioLibInit(int mm, u_long maxmem) |
| | { |
| | switch (mm) { |
| | case IO_MPOOL: /* mpool */ |
| | io_mpool = mpool_init(maxmem); |
| | if (io_mpool) { |
| | io_malloc = mpool_xmalloc; |
| | io_calloc = mpool_xcalloc; |
| | io_realloc = mpool_xrealloc; |
| | io_strdup = mpool_xstrdup; |
| | io_free = mpool_xfree; |
| | use_mm = mm; |
| | break; |
| | } else { |
| | #undef USE_MPOOL |
| | } |
| | case IO_SYSM: /* system */ |
| | io_malloc = malloc; |
| | io_calloc = calloc; |
| | io_realloc = realloc; |
| | io_strdup = strdup; |
| | io_free = free; |
| | use_mm = mm; |
| | break; |
| | default: /* not supported */ |
| | io_SetErr(EINVAL, "Not supported memory management"); |
| | return -1; |
| | } |
| | |
| | return use_mm; |
| | } |
| | |
| | /* |
| | * ioLibFini() - Finish libaitio library memory management |
| | * |
| | * return: none |
| | */ |
| | inline void |
| | ioLibFini() |
| | { |
| | switch (use_mm) { |
| | case IO_MPOOL: |
| | mpool_destroy(&io_mpool); |
| | |
| | io_malloc = malloc; |
| | io_calloc = calloc; |
| | io_realloc = realloc; |
| | io_strdup = strdup; |
| | io_free = free; |
| | use_mm = IO_SYSM; |
| | break; |
| | } |
| | } |
| | |
| | |
| | /* |
| | * ioPromptRead() - Read data from input h[0] with prompt to output h[1] |
| | * |
| * @h = file handles h[0] = input, h[1] = output, if NULL use stdin, stdout |
* @h = file handles h[0] = input, h[1] = output, if NULL use stdin, stdout |
| * @csPrompt = Prompt before input, may be NULL |
* @csPrompt = Prompt before input, may be NULL |
| * @psData = Readed data |
* @psData = Readed data |
| * @dataLen = Length of data |
* @dataLen = Length of data |
| * return: 0 EOF; -1 error:: can`t read; >0 count of readed chars |
* return: 0 EOF; -1 error:: can`t read; >0 count of readed chars |
| */ |
*/ |
| int ioPromptRead(int *h, const char *csPrompt, char * __restrict psData, int dataLen) | int |
| | ioPromptRead(int *h, const char *csPrompt, char * __restrict psData, int dataLen) |
| { |
{ |
| int ok = 0; |
int ok = 0; |
| FILE *inp, *out; |
FILE *inp, *out; |
|
Line 135 int ioPromptRead(int *h, const char *csPrompt, char *
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Line 236 int ioPromptRead(int *h, const char *csPrompt, char *
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| } |
} |
| |
|
| /* |
/* |
| * ioPromptPassword() Read password from input h[0] with prompt to output h[1] | * ioPromptPassword() - Read password from input h[0] with prompt to output h[1] |
| | * |
| * @h = file handles h[0] = input, h[1] = output, if NULL use stdin, stdout |
* @h = file handles h[0] = input, h[1] = output, if NULL use stdin, stdout |
| * @csPrompt = Prompt before input, may be NULL |
* @csPrompt = Prompt before input, may be NULL |
| * @psPass = Readed password |
* @psPass = Readed password |
|
Line 143 int ioPromptRead(int *h, const char *csPrompt, char *
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Line 245 int ioPromptRead(int *h, const char *csPrompt, char *
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| * @confirm = Confirm password, 0 - get password, !=0 Ask for confirmation |
* @confirm = Confirm password, 0 - get password, !=0 Ask for confirmation |
| * return: 0 EOF; -1 error:: can`t read; >0 count of readed chars |
* return: 0 EOF; -1 error:: can`t read; >0 count of readed chars |
| */ |
*/ |
| int ioPromptPassword(int *h, const char *csPrompt, char * __restrict psPass, int passLen, int confirm) | int |
| | ioPromptPassword(int *h, const char *csPrompt, char * __restrict psPass, int passLen, int confirm) |
| { |
{ |
| int ret, ok = 0; |
int ret, ok = 0; |
| FILE *inp, *out; |
FILE *inp, *out; |
|
Line 220 next:
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Line 323 next:
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| } |
} |
| |
|
| /* |
/* |
| * ioRegexVerify() Function for verify data match in regex expression | * ioRegexVerify() - Function for verify data match in regex expression |
| | * |
| * @csRegex = Regulare expression pattern |
* @csRegex = Regulare expression pattern |
| * @csData = Data for check and verify |
* @csData = Data for check and verify |
| * @startPos = Return start positions |
* @startPos = Return start positions |
| * @endPos = Return end positions |
* @endPos = Return end positions |
| * return: NULL not match or error; !=NULL begin of matched data |
* return: NULL not match or error; !=NULL begin of matched data |
| */ |
*/ |
| const char *ioRegexVerify(const char *csRegex, const char *csData, int *startPos, int *endPos) | const char * |
| | ioRegexVerify(const char *csRegex, const char *csData, int *startPos, int *endPos) |
| { |
{ |
| regex_t re; |
regex_t re; |
| regmatch_t match; |
regmatch_t match; |
|
Line 240 const char *ioRegexVerify(const char *csRegex, const c
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Line 345 const char *ioRegexVerify(const char *csRegex, const c
|
| |
|
| if ((ret = regcomp(&re, csRegex, REG_EXTENDED))) { |
if ((ret = regcomp(&re, csRegex, REG_EXTENDED))) { |
| regerror(ret, &re, szErr, STRSIZ); |
regerror(ret, &re, szErr, STRSIZ); |
| io_SetErr(ret, "Error:: %s\n", szErr); | io_SetErr(ret, "%s", szErr); |
| regfree(&re); |
regfree(&re); |
| return NULL; |
return NULL; |
| } |
} |
|
Line 258 const char *ioRegexVerify(const char *csRegex, const c
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Line 363 const char *ioRegexVerify(const char *csRegex, const c
|
| |
|
| if (ret) { |
if (ret) { |
| regerror(ret, &re, szErr, STRSIZ); |
regerror(ret, &re, szErr, STRSIZ); |
| io_SetErr(ret, "Error:: %s\n", szErr); | io_SetErr(ret, "%s", szErr); |
| pos = NULL; |
pos = NULL; |
| } |
} |
| |
|
|
Line 267 const char *ioRegexVerify(const char *csRegex, const c
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Line 372 const char *ioRegexVerify(const char *csRegex, const c
|
| } |
} |
| |
|
| /* |
/* |
| * ioRegexGet() Function for get data match in regex expression | * ioRegexGet() - Function for get data match in regex expression |
| | * |
| * @csRegex = Regulare expression pattern |
* @csRegex = Regulare expression pattern |
| * @csData = Data from get |
* @csData = Data from get |
| * @psString = Returned string if match |
* @psString = Returned string if match |
| * @strLen = Length of string |
* @strLen = Length of string |
| * return: 0 not match; >0 count of returned chars |
* return: 0 not match; >0 count of returned chars |
| */ |
*/ |
| int ioRegexGet(const char *csRegex, const char *csData, char * __restrict psString, int strLen) | int |
| | ioRegexGet(const char *csRegex, const char *csData, char * __restrict psString, int strLen) |
| { |
{ |
| int sp, ep, len; |
int sp, ep, len; |
| const char *str; |
const char *str; |
|
Line 296 int ioRegexGet(const char *csRegex, const char *csData
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Line 403 int ioRegexGet(const char *csRegex, const char *csData
|
| } |
} |
| |
|
| /* |
/* |
| * ioRegexReplace() Function for replace data match in regex expression with newdata | * ioRegexReplace() - Function for replace data match in regex expression with newdata |
| | * |
| * @csRegex = Regulare expression pattern |
* @csRegex = Regulare expression pattern |
| * @csData = Source data |
* @csData = Source data |
| * @csNew = Data for replace |
* @csNew = Data for replace |
| * return: NULL not match or error; !=NULL allocated new string, must be free after use! | * return: NULL not match or error; !=NULL allocated new string, must be io_free after use! |
| */ |
*/ |
| char *ioRegexReplace(const char *csRegex, const char *csData, const char *csNew) | char * |
| | ioRegexReplace(const char *csRegex, const char *csData, const char *csNew) |
| { |
{ |
| int sp, ep, len; |
int sp, ep, len; |
| char *str = NULL; |
char *str = NULL; |
|
Line 315 char *ioRegexReplace(const char *csRegex, const char *
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Line 424 char *ioRegexReplace(const char *csRegex, const char *
|
| |
|
| // ___ before match |
// ___ before match |
| len = sp + 1; |
len = sp + 1; |
| str = malloc(len); | str = io_malloc(len); |
| if (!str) { |
if (!str) { |
| LOGERR; |
LOGERR; |
| return NULL; |
return NULL; |
|
Line 324 char *ioRegexReplace(const char *csRegex, const char *
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Line 433 char *ioRegexReplace(const char *csRegex, const char *
|
| // * replace match * |
// * replace match * |
| if (csNew) { |
if (csNew) { |
| len += strlen(csNew); |
len += strlen(csNew); |
| str = realloc(str, len); | str = io_realloc(str, len); |
| if (!str) { |
if (!str) { |
| LOGERR; |
LOGERR; |
| return NULL; |
return NULL; |
|
Line 333 char *ioRegexReplace(const char *csRegex, const char *
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Line 442 char *ioRegexReplace(const char *csRegex, const char *
|
| } |
} |
| // after match ___ |
// after match ___ |
| len += strlen(csData) - ep; |
len += strlen(csData) - ep; |
| str = realloc(str, len); | str = io_realloc(str, len); |
| if (!str) { |
if (!str) { |
| LOGERR; |
LOGERR; |
| return NULL; |
return NULL; |
|
Line 344 char *ioRegexReplace(const char *csRegex, const char *
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Line 453 char *ioRegexReplace(const char *csRegex, const char *
|
| } |
} |
| |
|
| /* |
/* |
| * ioVarAst() Function for evaluate string like asterisk variable "{text[:[-]#[:#]]}" | * ioStrAst() - Function for evaluate string like asterisk variable "{text[:[-]#[:#]]}" |
| | * |
| * @csString = Input string |
* @csString = Input string |
| * return: NULL error, !=NULL Allocated new string evaluated from input string, must be free() | * return: NULL error, !=NULL Allocated new string evaluated from input string, must be io_free() |
| */ |
*/ |
| char * |
char * |
| ioVarAst(const char *csString) | ioStrAst(const char *csString) |
| { |
{ |
| char *ext, *str, *out = NULL; |
char *ext, *str, *out = NULL; |
| int e[2] = { 0 }; |
int e[2] = { 0 }; |
|
Line 359 ioVarAst(const char *csString)
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Line 469 ioVarAst(const char *csString)
|
| |
|
| if (!strchr(csString, '{') || !strrchr(csString, '}')) { |
if (!strchr(csString, '{') || !strrchr(csString, '}')) { |
| memset(io_Error, 0, STRSIZ); |
memset(io_Error, 0, STRSIZ); |
| snprintf(io_Error, STRSIZ, "Error:: Invalid input string format ... " | snprintf(io_Error, STRSIZ, "Invalid input string format ... " |
| "must be like {text[:[-]#[:#]]}"); |
"must be like {text[:[-]#[:#]]}"); |
| io_Errno = EINVAL; |
io_Errno = EINVAL; |
| return NULL; |
return NULL; |
| } else { |
} else { |
| str = strdup(strchr(csString, '{') + 1); | str = io_strdup(strchr(csString, '{') + 1); |
| *strrchr(str, '}') = 0; |
*strrchr(str, '}') = 0; |
| } |
} |
| |
|
|
Line 386 ioVarAst(const char *csString)
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Line 496 ioVarAst(const char *csString)
|
| /* ok, clear show */ |
/* ok, clear show */ |
| ext = str; |
ext = str; |
| |
|
| out = strdup(ext); | out = io_strdup(ext); |
| free(str); | io_free(str); |
| |
|
| return out; |
return out; |
| } |
} |
| |
|
| |
|
| /* |
/* |
| * ioMkDir() Function for racursive directory creation and validation | * ioMkDir() - Function for racursive directory creation and validation |
| | * |
| * @csDir = Full directory path |
* @csDir = Full directory path |
| * @mode = Mode for directory creation if missing dir |
* @mode = Mode for directory creation if missing dir |
| * return: -1 error, 0 directory path exist, >0 created missing dirs |
* return: -1 error, 0 directory path exist, >0 created missing dirs |
|
Line 408 ioMkDir(const char *csDir, int mode)
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Line 519 ioMkDir(const char *csDir, int mode)
|
| if (!csDir) |
if (!csDir) |
| return cx; |
return cx; |
| |
|
| str = strdup(csDir); | str = io_strdup(csDir); |
| if (!str) { |
if (!str) { |
| LOGERR; |
LOGERR; |
| return cx; |
return cx; |
|
Line 436 ioMkDir(const char *csDir, int mode)
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Line 547 ioMkDir(const char *csDir, int mode)
|
| } |
} |
| end: |
end: |
| chdir(szOld); |
chdir(szOld); |
| free(str); | io_free(str); |
| return cx; |
return cx; |
| } |
} |
| |
|
| /* |
/* |
| * ioWatchDirLoop() Function for watching changes in directory and fire callback | * ioWatchDirLoop() - Function for watching changes in directory and fire callback |
| | * |
| * @csDir = Full directory path |
* @csDir = Full directory path |
| * @callback = Callback if raise event! nOp -1 delete, 0 change/move, 1 create |
* @callback = Callback if raise event! nOp -1 delete, 0 change/move, 1 create |
| * return: -1 error, !=-1 ok, number of total signaled events |
* return: -1 error, !=-1 ok, number of total signaled events |
|
Line 549 ioWatchDirLoop(const char *csDir, int (*callback)(cons
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Line 661 ioWatchDirLoop(const char *csDir, int (*callback)(cons
|
| close(d); |
close(d); |
| close(kq); |
close(kq); |
| return n; |
return n; |
| |
} |
| |
|
| |
/* |
| |
* ioCreatePIDFile() - Create PID file |
| |
* |
| |
* @csName = PID filename |
| |
* @ifExists = !=0 if filename exists return error |
| |
* return: -1 error or 0 ok |
| |
*/ |
| |
inline int |
| |
ioCreatePIDFile(const char *csName, int ifExists) |
| |
{ |
| |
int fd; |
| |
char str[STRSIZ] = { 0 }; |
| |
|
| |
if (!csName) |
| |
return -1; |
| |
|
| |
fd = open(csName, O_WRONLY | O_CREAT | (ifExists ? O_EXCL : 0), 0644); |
| |
if (fd == -1) { |
| |
LOGERR; |
| |
return -1; |
| |
} |
| |
snprintf(str, sizeof str, "%d", getpid()); |
| |
write(fd, str, strlen(str)); |
| |
close(fd); |
| |
return 0; |
| |
} |
| |
|
| |
|
| |
/* |
| |
* ioSendFile() - AITNET sendfile() userland implementation, not dependant from OS |
| |
* |
| |
* @s = socket |
| |
* @csFile = file for send |
| |
* @sendLen = bytes to send, if 0 send all data |
| |
* @offset = start file offset |
| |
* @sndbuf = SO_SNDBUF value, if 0 use default |
| |
* return: 0 error, >0 ok, sended bytes |
| |
*/ |
| |
size_t |
| |
ioSendFile(int s, const char *csFile, size_t sendLen, off_t offset, int sndbuf) |
| |
{ |
| |
void *addr; |
| |
int fd; |
| |
size_t len = 0; |
| |
register size_t off = 0; |
| |
|
| |
if (!csFile) |
| |
return 0; |
| |
|
| |
if (sndbuf) |
| |
if (setsockopt(s, SOL_SOCKET, SO_SNDBUF, &sndbuf, sizeof sndbuf) == -1) { |
| |
LOGERR; |
| |
return 0; |
| |
} |
| |
|
| |
fd = open(csFile, O_RDONLY); |
| |
if (fd == -1) { |
| |
LOGERR; |
| |
return 0; |
| |
} |
| |
if (!sendLen) { |
| |
sendLen = lseek(fd, 0, SEEK_END); |
| |
if (sendLen == -1) { |
| |
LOGERR; |
| |
close(fd); |
| |
return 0; |
| |
} |
| |
} |
| |
addr = mmap(NULL, sendLen, PROT_READ, MAP_SHARED, fd, offset); |
| |
if (addr == MAP_FAILED) { |
| |
LOGERR; |
| |
close(fd); |
| |
return 0; |
| |
} else |
| |
close(fd); |
| |
|
| |
while (off < sendLen && (len = write(s, addr + off, sendLen - off)) != -1) |
| |
off += len; |
| |
if (len == -1) { |
| |
LOGERR; |
| |
munmap(addr, sendLen); |
| |
return 0; |
| |
} else |
| |
len = off; |
| |
|
| |
if (len != sendLen) { |
| |
io_SetErr(ECANCELED, "Different sizes - request %u bytes, actually sended %u bytes\n", |
| |
sendLen, len); |
| |
len ^= len; |
| |
} |
| |
|
| |
munmap(addr, sendLen); |
| |
return len; |
| |
} |
| |
|
| |
/* |
| |
* ioRecvFile() - Receive file from socket, fastest (zero-copy) way |
| |
* |
| |
* @s = socket |
| |
* @csFile = file for receive |
| |
* @recvLen = receive bytes |
| |
* @over = overwrite file if exists with mode like 0644 |
| |
* @rcvbuf = SO_RCVBUF value, if 0 use default |
| |
* return: 0 error, >0 ok, received bytes |
| |
*/ |
| |
size_t |
| |
ioRecvFile(int s, const char *csFile, size_t recvLen, int over, int rcvbuf) |
| |
{ |
| |
void *addr; |
| |
int fd; |
| |
size_t len = 0; |
| |
register size_t off = 0; |
| |
struct pollfd pfd = { s, POLLIN | POLLPRI, 0 }; |
| |
|
| |
if (!csFile || !recvLen) |
| |
return 0; |
| |
if (!over && !access(csFile, F_OK)) |
| |
return 0; |
| |
|
| |
if (rcvbuf) |
| |
if (setsockopt(s, SOL_SOCKET, SO_RCVBUF, &rcvbuf, sizeof rcvbuf) == -1) { |
| |
LOGERR; |
| |
return 0; |
| |
} |
| |
|
| |
fd = open(csFile, O_WRONLY | O_CREAT | O_TRUNC, over); |
| |
if (fd == -1) { |
| |
LOGERR; |
| |
unlink(csFile); |
| |
return 0; |
| |
} |
| |
if (ftruncate(fd, recvLen) == -1) { |
| |
LOGERR; |
| |
close(fd); |
| |
unlink(csFile); |
| |
return 0; |
| |
} |
| |
addr = mmap(NULL, recvLen, PROT_WRITE, MAP_SHARED, fd, 0); |
| |
if (addr == MAP_FAILED) { |
| |
LOGERR; |
| |
close(fd); |
| |
unlink(csFile); |
| |
return 0; |
| |
} else |
| |
close(fd); |
| |
|
| |
while (off < recvLen && poll(&pfd, 1, RECV_TIMEOUT) != -1) |
| |
while (off < recvLen && (len = read(s, addr + off, recvLen - off)) != -1) |
| |
off += len; |
| |
if (len == -1) { |
| |
LOGERR; |
| |
munmap(addr, recvLen); |
| |
unlink(csFile); |
| |
return 0; |
| |
} else |
| |
len = off; |
| |
|
| |
if (len != recvLen) |
| |
io_SetErr(EAGAIN, "Different sizes - request %u bytes, actually received %u bytes\n", |
| |
recvLen, len); |
| |
|
| |
munmap(addr, recvLen); |
| |
return len; |
| } |
} |