version 1.4.2.2, 2011/04/20 22:55:41
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version 1.10.6.4, 2012/05/23 13:53:00
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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> |
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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. |
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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; |
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mpool_t *io_mpool; |
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/* Memory management */ |
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void *(*io_malloc)(size_t) = malloc; |
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void *(*io_calloc)(size_t, size_t) = calloc; |
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void *(*io_realloc)(void*, size_t) = realloc; |
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char *(*io_strdup)(const char*) = strdup; |
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void (*io_free)(void*) = free; |
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#pragma GCC visibility push(hidden) |
#pragma GCC visibility push(hidden) |
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int use_mm; |
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int io_Errno; |
int io_Errno; |
char io_Error[STRSIZ]; |
char io_Error[STRSIZ]; |
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Line 58 char io_Error[STRSIZ];
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Line 70 char io_Error[STRSIZ];
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// 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; |
} |
} |
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// 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; |
} |
} |
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// 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; |
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Line 81 inline void io_SetErr(int eno, char *estr, ...)
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Line 96 inline void io_SetErr(int eno, char *estr, ...)
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va_end(lst); |
va_end(lst); |
} |
} |
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// io_mm_inuse() Check for memory management model |
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inline int |
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io_mm_inuse() |
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{ |
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return use_mm & IO_MPOOL; |
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} |
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// init libaitio routine |
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void |
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_init() |
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{ |
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#ifdef USE_MPOOL |
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ioLibInit(IO_MPOOL, 0); |
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#else |
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ioLibInit(IO_SYSM, 0); |
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#endif |
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} |
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// fini libaitio routine |
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void |
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_fini() |
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{ |
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ioLibFini(); |
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} |
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/* |
/* |
* 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 1: |
| 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 240 int ioPromptRead(int *h, const char *csPrompt, char *
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} |
} |
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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 249 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 327 next:
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} |
} |
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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 349 const char *ioRegexVerify(const char *csRegex, const c
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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 367 const char *ioRegexVerify(const char *csRegex, const c
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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; |
} |
} |
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Line 267 const char *ioRegexVerify(const char *csRegex, const c
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Line 376 const char *ioRegexVerify(const char *csRegex, const c
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} |
} |
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/* |
/* |
* 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 407 int ioRegexGet(const char *csRegex, const char *csData
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} |
} |
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/* |
/* |
* 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 xfree 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 428 char *ioRegexReplace(const char *csRegex, const char *
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// ___ before match |
// ___ before match |
len = sp + 1; |
len = sp + 1; |
str = malloc(len); | str = xmalloc(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 437 char *ioRegexReplace(const char *csRegex, const char *
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// * replace match * |
// * replace match * |
if (csNew) { |
if (csNew) { |
len += strlen(csNew); |
len += strlen(csNew); |
str = realloc(str, len); | str = xrealloc(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 446 char *ioRegexReplace(const char *csRegex, const char *
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} |
} |
// after match ___ |
// after match ___ |
len += strlen(csData) - ep; |
len += strlen(csData) - ep; |
str = realloc(str, len); | str = xrealloc(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 457 char *ioRegexReplace(const char *csRegex, const char *
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} |
} |
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/* |
/* |
* 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 xfree() |
*/ |
*/ |
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 473 ioVarAst(const char *csString)
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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; |
Line 387 ioVarAst(const char *csString)
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Line 501 ioVarAst(const char *csString)
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ext = str; |
ext = str; |
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out = strdup(ext); |
out = strdup(ext); |
free(str); | xfree(str); |
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return out; |
return out; |
} |
} |
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/* |
/* |
* 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 436 ioMkDir(const char *csDir, int mode)
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Line 551 ioMkDir(const char *csDir, int mode)
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} |
} |
end: |
end: |
chdir(szOld); |
chdir(szOld); |
free(str); | xfree(str); |
return cx; |
return cx; |
} |
} |
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/* |
/* |
* 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 665 ioWatchDirLoop(const char *csDir, int (*callback)(cons
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close(d); |
close(d); |
close(kq); |
close(kq); |
return n; |
return n; |
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} |
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/* |
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* ioCreatePIDFile() - Create PID file |
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* |
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* @csName = PID filename |
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* @ifExists = !=0 if filename exists return error |
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* return: -1 error or 0 ok |
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*/ |
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inline int |
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ioCreatePIDFile(const char *csName, int ifExists) |
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{ |
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int fd; |
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char str[STRSIZ] = { 0 }; |
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if (!csName) |
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return -1; |
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fd = open(csName, O_WRONLY | O_CREAT | (ifExists ? O_EXCL : 0), 0644); |
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if (fd == -1) { |
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LOGERR; |
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return -1; |
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} |
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snprintf(str, sizeof str, "%d", getpid()); |
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write(fd, str, strlen(str)); |
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close(fd); |
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return 0; |
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} |
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/* |
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* ioSendFile() - AITNET sendfile() userland implementation, not dependant from OS |
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* |
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* @s = socket |
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* @csFile = file for send |
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* @sendLen = bytes to send, if 0 send all data |
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* @offset = start file offset |
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* @sndbuf = SO_SNDBUF value, if 0 use default |
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* return: 0 error, >0 ok, sended bytes |
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*/ |
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size_t |
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ioSendFile(int s, const char *csFile, size_t sendLen, off_t offset, int sndbuf) |
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{ |
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void *addr; |
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int fd; |
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size_t len = 0; |
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register size_t off = 0; |
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if (!csFile) |
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return 0; |
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if (sndbuf) |
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if (setsockopt(s, SOL_SOCKET, SO_SNDBUF, &sndbuf, sizeof sndbuf) == -1) { |
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LOGERR; |
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return 0; |
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} |
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fd = open(csFile, O_RDONLY); |
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if (fd == -1) { |
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LOGERR; |
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return 0; |
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} |
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if (!sendLen) { |
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sendLen = lseek(fd, 0, SEEK_END); |
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if (sendLen == -1) { |
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LOGERR; |
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close(fd); |
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return 0; |
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} |
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} |
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addr = mmap(NULL, sendLen, PROT_READ, MAP_SHARED, fd, offset); |
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if (addr == MAP_FAILED) { |
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LOGERR; |
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close(fd); |
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return 0; |
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} else |
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close(fd); |
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while (off < sendLen && (len = write(s, addr + off, sendLen - off)) != -1) |
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off += len; |
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if (len == -1) { |
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LOGERR; |
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munmap(addr, sendLen); |
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return 0; |
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} else |
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len = off; |
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if (len != sendLen) { |
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io_SetErr(ECANCELED, "Different sizes - request %u bytes, actually sended %u bytes\n", |
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sendLen, len); |
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len ^= len; |
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} |
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munmap(addr, sendLen); |
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return len; |
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} |
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/* |
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* ioRecvFile() - Receive file from socket, fastest (zero-copy) way |
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* |
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* @s = socket |
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* @csFile = file for receive |
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* @recvLen = receive bytes |
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* @over = overwrite file if exists with mode like 0644 |
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* @rcvbuf = SO_RCVBUF value, if 0 use default |
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* return: 0 error, >0 ok, received bytes |
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*/ |
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size_t |
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ioRecvFile(int s, const char *csFile, size_t recvLen, int over, int rcvbuf) |
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{ |
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void *addr; |
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int fd; |
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size_t len = 0; |
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register size_t off = 0; |
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struct pollfd pfd = { s, POLLIN | POLLPRI, 0 }; |
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if (!csFile || !recvLen) |
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return 0; |
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if (!over && !access(csFile, F_OK)) |
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return 0; |
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if (rcvbuf) |
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if (setsockopt(s, SOL_SOCKET, SO_RCVBUF, &rcvbuf, sizeof rcvbuf) == -1) { |
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LOGERR; |
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return 0; |
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} |
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fd = open(csFile, O_WRONLY | O_CREAT | O_TRUNC, over); |
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if (fd == -1) { |
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LOGERR; |
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unlink(csFile); |
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return 0; |
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} |
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if (ftruncate(fd, recvLen) == -1) { |
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LOGERR; |
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close(fd); |
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unlink(csFile); |
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return 0; |
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} |
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addr = mmap(NULL, recvLen, PROT_WRITE, MAP_SHARED, fd, 0); |
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if (addr == MAP_FAILED) { |
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LOGERR; |
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close(fd); |
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unlink(csFile); |
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return 0; |
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} else |
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close(fd); |
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while (off < recvLen && poll(&pfd, 1, RECV_TIMEOUT) != -1) |
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while (off < recvLen && (len = read(s, addr + off, recvLen - off)) != -1) |
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off += len; |
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if (len == -1) { |
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LOGERR; |
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munmap(addr, recvLen); |
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unlink(csFile); |
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return 0; |
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} else |
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len = off; |
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if (len != recvLen) |
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io_SetErr(EAGAIN, "Different sizes - request %u bytes, actually received %u bytes\n", |
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recvLen, len); |
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munmap(addr, recvLen); |
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return len; |
} |
} |