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version 1.5, 2011/04/20 22:56:32
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version 1.17.8.5, 2016/08/10 15:18:23
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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 - 2016 |
| 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 46 SUCH DAMAGE.
|
Line 46 SUCH DAMAGE.
|
| #include "global.h" |
#include "global.h" |
| |
|
| |
|
| int io_Debug; |
|
| |
|
| |
|
| #pragma GCC visibility push(hidden) |
#pragma GCC visibility push(hidden) |
| |
|
| int io_Errno; |
int io_Errno; |
|
Line 58 char io_Error[STRSIZ];
|
Line 55 char io_Error[STRSIZ];
|
| |
|
| |
|
| // io_GetErrno() Get error code of last operation |
// io_GetErrno() Get error code of last operation |
| inline int io_GetErrno() | 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() | 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, ...) | void |
| | io_SetErr(int eno, char *estr, ...) |
| { |
{ |
| va_list lst; |
va_list lst; |
| |
|
| io_Errno = eno; |
io_Errno = eno; |
| memset(io_Error, 0, STRSIZ); | memset(io_Error, 0, sizeof io_Error); |
| va_start(lst, estr); |
va_start(lst, estr); |
| vsnprintf(io_Error, STRSIZ, estr, lst); | vsnprintf(io_Error, sizeof io_Error, estr, lst); |
| va_end(lst); |
va_end(lst); |
| } |
} |
| |
|
| |
|
| /* |
/* |
| * ioPromptRead() Read data from input h[0] with prompt to output h[1] | * 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 119 int ioPromptRead(int *h, const char *csPrompt, char *
|
Line 121 int ioPromptRead(int *h, const char *csPrompt, char *
|
| memset(szLine, 0, BUFSIZ); |
memset(szLine, 0, BUFSIZ); |
| if (!fgets(szLine, BUFSIZ, inp)) { |
if (!fgets(szLine, BUFSIZ, inp)) { |
| clearerr(inp); |
clearerr(inp); |
| |
#ifdef HAVE_FPURGE |
| fpurge(out); |
fpurge(out); |
| |
#else |
| |
__fpurge(out); |
| |
#endif |
| fflush(out); |
fflush(out); |
| return 0; |
return 0; |
| } |
} |
|
Line 135 int ioPromptRead(int *h, const char *csPrompt, char *
|
Line 141 int ioPromptRead(int *h, const char *csPrompt, char *
|
| } |
} |
| |
|
| /* |
/* |
| * 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 *
|
Line 150 int ioPromptRead(int *h, const char *csPrompt, char *
|
| * @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; |
| char szLine[2][STRSIZ]; |
char szLine[2][STRSIZ]; |
| |
#ifndef __linux__ |
| struct sgttyb tty_state; |
struct sgttyb tty_state; |
| |
#else |
| |
struct termios o; |
| |
#endif |
| |
|
| if (!psPass || !passLen) |
if (!psPass || !passLen) |
| return -1; |
return -1; |
|
Line 164 int ioPromptPassword(int *h, const char *csPrompt, cha
|
Line 176 int ioPromptPassword(int *h, const char *csPrompt, cha
|
| return -1; |
return -1; |
| } |
} |
| |
|
| |
#ifndef __linux__ |
| if (ioctl(fileno(inp), TIOCGETP, &tty_state) == -1) { |
if (ioctl(fileno(inp), TIOCGETP, &tty_state) == -1) { |
| LOGERR; |
LOGERR; |
| return -1; |
return -1; |
|
Line 174 int ioPromptPassword(int *h, const char *csPrompt, cha
|
Line 187 int ioPromptPassword(int *h, const char *csPrompt, cha
|
| return -1; |
return -1; |
| } |
} |
| } |
} |
| |
#else |
| |
if (tcgetattr(fileno(inp), &o) == -1) { |
| |
LOGERR; |
| |
return -1; |
| |
} else { |
| |
o.c_lflag &= ~ECHO; |
| |
if (tcsetattr(fileno(inp), TCSANOW, &o) == -1) { |
| |
LOGERR; |
| |
return -1; |
| |
} |
| |
} |
| |
#endif |
| |
|
| while (!ok) { |
while (!ok) { |
| switch ((ret = ioPromptRead(h, (!csPrompt || !*csPrompt) ? "Password:" : csPrompt, |
switch ((ret = ioPromptRead(h, (!csPrompt || !*csPrompt) ? "Password:" : csPrompt, |
|
Line 210 int ioPromptPassword(int *h, const char *csPrompt, cha
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Line 235 int ioPromptPassword(int *h, const char *csPrompt, cha
|
| } |
} |
| |
|
| next: |
next: |
| |
#ifndef __linux__ |
| tty_state.sg_flags |= ECHO; |
tty_state.sg_flags |= ECHO; |
| if (ioctl(fileno(inp), TIOCSETP, &tty_state) == -1) { |
if (ioctl(fileno(inp), TIOCSETP, &tty_state) == -1) { |
| LOGERR; |
LOGERR; |
| return -1; |
return -1; |
| } |
} |
| #else |
| return ok; | o.c_lflag |= ECHO; |
| } | if (tcsetattr(fileno(inp), TCSANOW, &o) == -1) { |
| LOGERR; |
| /* | |
| * ioRegexVerify() Function for verify data match in regex expression | |
| * @csRegex = Regulare expression pattern | |
| * @csData = Data for check and verify | |
| * @startPos = Return start positions | |
| * @endPos = Return end positions | |
| * return: NULL not match or error; !=NULL begin of matched data | |
| */ | |
| const char *ioRegexVerify(const char *csRegex, const char *csData, int *startPos, int *endPos) | |
| { | |
| regex_t re; | |
| regmatch_t match; | |
| char szErr[STRSIZ]; | |
| int ret, flg; | |
| const char *pos; | |
| |
| if (!csRegex || !csData) | |
| return NULL; | |
| |
| if ((ret = regcomp(&re, csRegex, REG_EXTENDED))) { | |
| regerror(ret, &re, szErr, STRSIZ); | |
| io_SetErr(ret, "Error:: %s\n", szErr); | |
| regfree(&re); | |
| return NULL; | |
| } | |
| |
| for (ret = flg = 0, pos = csData; !(ret = regexec(&re, pos, 1, &match, flg)); | |
| pos += match.rm_eo, flg = REG_NOTBOL) { | |
| if (startPos) | |
| *startPos = match.rm_so; | |
| if (endPos) | |
| *endPos = match.rm_eo; | |
| |
| pos += match.rm_so; | |
| break; | |
| } | |
| |
| if (ret) { | |
| regerror(ret, &re, szErr, STRSIZ); | |
| io_SetErr(ret, "Error:: %s\n", szErr); | |
| pos = NULL; | |
| } | |
| |
| regfree(&re); | |
| return pos; | |
| } | |
| |
| /* | |
| * ioRegexGet() Function for get data match in regex expression | |
| * @csRegex = Regulare expression pattern | |
| * @csData = Data from get | |
| * @psString = Returned string if match | |
| * @strLen = Length of string | |
| * return: 0 not match; >0 count of returned chars | |
| */ | |
| int ioRegexGet(const char *csRegex, const char *csData, char * __restrict psString, int strLen) | |
| { | |
| int sp, ep, len; | |
| const char *str; | |
| |
| if (!csRegex || !csData) | |
| return -1; |
return -1; |
| |
|
| str = ioRegexVerify(csRegex, csData, &sp, &ep); |
|
| if (!str) |
|
| return 0; |
|
| |
|
| len = ep - sp; |
|
| if (psString && strLen) { |
|
| memset(psString, 0, strLen); |
|
| strncpy(psString, str, strLen <= len ? strLen - 1 : len); |
|
| } |
} |
| |
#endif |
| |
|
| return len; | return ok; |
| } |
} |
| |
|
| /* |
/* |
| * ioRegexReplace() Function for replace data match in regex expression with newdata | * ioMkDir() - Function for racursive directory creation and validation |
| * @csRegex = Regulare expression pattern | * |
| * @csData = Source data | |
| * @csNew = Data for replace | |
| * return: NULL not match or error; !=NULL allocated new string, must be free after use! | |
| */ | |
| char *ioRegexReplace(const char *csRegex, const char *csData, const char *csNew) | |
| { | |
| int sp, ep, len; | |
| char *str = NULL; | |
| |
| if (!csRegex || !csData) | |
| return NULL; | |
| |
| if (!ioRegexVerify(csRegex, csData, &sp, &ep)) | |
| return NULL; | |
| |
| // ___ before match | |
| len = sp + 1; | |
| str = malloc(len); | |
| if (!str) { | |
| LOGERR; | |
| return NULL; | |
| } else | |
| strlcpy(str, csData, len); | |
| // * replace match * | |
| if (csNew) { | |
| len += strlen(csNew); | |
| str = realloc(str, len); | |
| if (!str) { | |
| LOGERR; | |
| return NULL; | |
| } else | |
| strlcat(str, csNew, len); | |
| } | |
| // after match ___ | |
| len += strlen(csData) - ep; | |
| str = realloc(str, len); | |
| if (!str) { | |
| LOGERR; | |
| return NULL; | |
| } else | |
| strlcat(str, csData + ep, len); | |
| |
| return str; | |
| } | |
| |
| /* | |
| * ioVarAst() Function for evaluate string like asterisk variable "{text[:[-]#[:#]]}" | |
| * @csString = Input string | |
| * return: NULL error, !=NULL Allocated new string evaluated from input string, must be free() | |
| */ | |
| char * | |
| ioVarAst(const char *csString) | |
| { | |
| char *ext, *str, *out = NULL; | |
| int e[2] = { 0 }; | |
| |
| if (!csString) | |
| return NULL; | |
| |
| if (!strchr(csString, '{') || !strrchr(csString, '}')) { | |
| memset(io_Error, 0, STRSIZ); | |
| snprintf(io_Error, STRSIZ, "Error:: Invalid input string format ... " | |
| "must be like {text[:[-]#[:#]]}"); | |
| io_Errno = EINVAL; | |
| return NULL; | |
| } else { | |
| str = strdup(strchr(csString, '{') + 1); | |
| *strrchr(str, '}') = 0; | |
| } | |
| |
| if ((ext = strchr(str, ':'))) { | |
| *ext++ = 0; | |
| e[0] = strtol(ext, NULL, 0); | |
| if ((ext = strchr(ext, ':'))) | |
| e[1] = strtol(++ext, NULL, 0); | |
| |
| /* make cut prefix */ | |
| if (e[0] >= 0) | |
| ext = str + e[0]; | |
| else | |
| ext = str + strlen(str) + e[0]; | |
| /* make cut suffix */ | |
| if (e[1] > 0) | |
| *(ext + e[1]) = 0; | |
| } else | |
| /* ok, clear show */ | |
| ext = str; | |
| |
| out = strdup(ext); | |
| free(str); | |
| |
| return out; | |
| } | |
| |
| |
| /* | |
| * 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)
|
Line 268 ioMkDir(const char *csDir, int mode)
|
| if (!csDir) |
if (!csDir) |
| return cx; |
return cx; |
| |
|
| str = strdup(csDir); | str = e_strdup(csDir); |
| if (!str) { |
if (!str) { |
| LOGERR; |
LOGERR; |
| return cx; |
return cx; |
|
Line 436 ioMkDir(const char *csDir, int mode)
|
Line 296 ioMkDir(const char *csDir, int mode)
|
| } |
} |
| end: |
end: |
| chdir(szOld); |
chdir(szOld); |
| free(str); | e_free(str); |
| return cx; |
return cx; |
| } |
} |
| |
|
| /* | #ifndef __linux__ |
| * ioWatchDirLoop() Function for watching changes in directory and fire callback | static int |
| * @csDir = Full directory path | watchDirLoop(const char *csDir, int (*callback)(const char *csName, int nOp)) |
| * @callback = Callback if raise event! nOp -1 delete, 0 change/move, 1 create | |
| * return: -1 error, !=-1 ok, number of total signaled events | |
| */ | |
| int | |
| ioWatchDirLoop(const char *csDir, int (*callback)(const char *csName, int nOp)) | |
| { |
{ |
| glob_t g[2] = {{ 0 }, { 0 }}; |
glob_t g[2] = {{ 0 }, { 0 }}; |
| int d, kq, n = 0; |
int d, kq, n = 0; |
|
Line 461 ioWatchDirLoop(const char *csDir, int (*callback)(cons
|
Line 316 ioWatchDirLoop(const char *csDir, int (*callback)(cons
|
| strlcpy(str, csDir, MAXPATHLEN); |
strlcpy(str, csDir, MAXPATHLEN); |
| strlcat(str, "/*", MAXPATHLEN); |
strlcat(str, "/*", MAXPATHLEN); |
| |
|
| kq = kqueue(); | d = open(csDir, O_RDONLY); |
| if (kq == -1) { | if (d == -1) { |
| LOGERR; |
LOGERR; |
| return -1; |
return -1; |
| } |
} |
| d = open(csDir, O_RDONLY); | |
| if (d == -1) { | kq = kqueue(); |
| | if (kq == -1) { |
| LOGERR; |
LOGERR; |
| close(kq); | close(d); |
| return -1; |
return -1; |
| } |
} |
| |
|
|
Line 477 ioWatchDirLoop(const char *csDir, int (*callback)(cons
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Line 333 ioWatchDirLoop(const char *csDir, int (*callback)(cons
|
| |
|
| if ((n = glob(str, GLOB_NOCHECK, NULL, &g[0]))) { |
if ((n = glob(str, GLOB_NOCHECK, NULL, &g[0]))) { |
| LOGERR; |
LOGERR; |
| close(d); |
|
| close(kq); |
close(kq); |
| |
close(d); |
| return -1; |
return -1; |
| } /*else |
} /*else |
| ioDEBUG(3, "Start files %d in %s\n", g[0].gl_matchc, str);*/ |
ioDEBUG(3, "Start files %d in %s\n", g[0].gl_matchc, str);*/ |
|
Line 546 ioWatchDirLoop(const char *csDir, int (*callback)(cons
|
Line 402 ioWatchDirLoop(const char *csDir, int (*callback)(cons
|
| } |
} |
| |
|
| globfree(&g[0]); |
globfree(&g[0]); |
| close(d); |
|
| close(kq); |
close(kq); |
| |
close(d); |
| return n; |
return n; |
| |
} |
| |
#else |
| |
static int |
| |
watchDirLoop(const char *csDir, int (*callback)(const char *csName, int nOp)) |
| |
{ |
| |
int d, in, rlen, n = 0; |
| |
register int i = 0; |
| |
struct inotify_event *evt; |
| |
char buf[BUFSIZ * (sizeof(struct inotify_event) + 16)]; |
| |
|
| |
if (!csDir || !callback) |
| |
return 0; |
| |
|
| |
in = inotify_init(); |
| |
if (in == -1) { |
| |
LOGERR; |
| |
return -1; |
| |
} |
| |
|
| |
d = inotify_add_watch(in, csDir, IN_CREATE | IN_DELETE | IN_MOVE); |
| |
|
| |
while ((rlen = read(in, buf, sizeof buf)) > 0) { |
| |
if (i >= rlen) |
| |
break; |
| |
else |
| |
evt = (struct inotify_event*) &buf[i]; |
| |
|
| |
if (evt->len) { |
| |
if (evt->mask & IN_CREATE) { |
| |
if (callback(evt->name, 1) < 0) |
| |
break; |
| |
else |
| |
n++; |
| |
} else if (evt->mask & IN_DELETE) { |
| |
if (callback(evt->name, -1) < 0) |
| |
break; |
| |
else |
| |
n++; |
| |
} else if (evt->mask & IN_MOVE) { |
| |
if (callback(evt->name, 0) < 0) |
| |
break; |
| |
else |
| |
n++; |
| |
} |
| |
} |
| |
|
| |
i += sizeof (struct inotify_event) + evt->len; |
| |
} |
| |
|
| |
inotify_rm_watch(in, d); |
| |
close(in); |
| |
return n; |
| |
} |
| |
#endif |
| |
|
| |
/* |
| |
* ioWatchDirLoop() - Function for watching changes in directory and fire callback |
| |
* |
| |
* @csDir = Full directory path |
| |
* @callback = Callback if raise event! nOp -1 delete, 0 change/move, 1 create |
| |
* return: -1 error, !=-1 ok, number of total signaled events |
| |
*/ |
| |
int |
| |
ioWatchDirLoop(const char *csDir, int (*callback)(const char *csName, int nOp)) |
| |
{ |
| |
return watchDirLoop(csDir, callback); |
| |
} |
| |
|
| |
/* |
| |
* ioCreatePIDFile() - Create PID file |
| |
* |
| |
* @csName = PID filename |
| |
* @ifExists = !=0 if filename exists return error |
| |
* return: -1 error or 0 ok |
| |
*/ |
| |
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; |
| |
} |
| |
|
| |
/* |
| |
* ioRealFileName() - Get real file name |
| |
* |
| |
* @fname = filename |
| |
* return: =NULL error or !=NULL real filename, should be free with e_free() |
| |
*/ |
| |
char * |
| |
ioRealFileName(const char *fname) |
| |
{ |
| |
char *str = NULL; |
| |
struct stat sb; |
| |
|
| |
if (!fname) |
| |
return NULL; |
| |
|
| |
str = e_malloc(MAXPATHLEN); |
| |
if (!str) { |
| |
io_SetErr(elwix_GetErrno(), "%s", elwix_GetError()); |
| |
return NULL; |
| |
} else |
| |
memset(str, 0, MAXPATHLEN); |
| |
if (readlink(fname, str, MAXPATHLEN) == -1) { |
| |
if (stat(fname, &sb) == -1) { |
| |
LOGERR; |
| |
e_free(str); |
| |
return NULL; |
| |
} else |
| |
strlcpy(str, fname, MAXPATHLEN); |
| |
} |
| |
|
| |
return str; |
| } |
} |