mirror of
https://github.com/reactos/reactos.git
synced 2024-10-31 03:48:17 +00:00
1049 lines
20 KiB
C
1049 lines
20 KiB
C
/* util.c
|
|
*
|
|
* Copyright (c) 1996-2001 Mike Gleason, NCEMRSoft.
|
|
* All rights reserved.
|
|
*
|
|
*/
|
|
|
|
#include "syshdrs.h"
|
|
|
|
#if defined(WIN32) || defined(_WINDOWS)
|
|
#include <conio.h>
|
|
extern void GetSpecialDir(char *dst, size_t size, int whichDir);
|
|
#endif
|
|
|
|
|
|
static void *
|
|
Realloc(void *ptr, size_t siz)
|
|
{
|
|
if (ptr == NULL)
|
|
return (void *) malloc(siz);
|
|
return ((void *) realloc(ptr, siz));
|
|
} /* Realloc */
|
|
|
|
|
|
/* Use getcwd/getwd to get the full path of the current local
|
|
* working directory.
|
|
*/
|
|
char *
|
|
FTPGetLocalCWD(char *buf, size_t size)
|
|
{
|
|
#ifdef HAVE_GETCWD
|
|
static char *cwdBuf = NULL;
|
|
static size_t cwdBufSize = 0;
|
|
|
|
if (cwdBufSize == 0) {
|
|
cwdBufSize = (size_t) 128;
|
|
cwdBuf = (char *) malloc(cwdBufSize);
|
|
}
|
|
|
|
for (errno = 0; ; ) {
|
|
if (cwdBuf == NULL) {
|
|
return NULL;
|
|
}
|
|
|
|
if (getcwd(cwdBuf, cwdBufSize) != NULL)
|
|
break;
|
|
if (errno != ERANGE) {
|
|
(void) Strncpy(buf, ".", size);
|
|
return NULL;
|
|
}
|
|
cwdBufSize *= 2;
|
|
cwdBuf = (char *) Realloc(cwdBuf, cwdBufSize);
|
|
}
|
|
|
|
return (Strncpy(buf, cwdBuf, size));
|
|
#else
|
|
#ifdef HAVE_GETWD
|
|
static char *cwdBuf = NULL;
|
|
char *dp;
|
|
|
|
/* Due to the way getwd is usually implemented, it's
|
|
* important to have a buffer large enough to hold the
|
|
* whole thing. getwd usually starts at the end of the
|
|
* buffer, and works backwards, returning you a pointer
|
|
* to the beginning of it when it finishes.
|
|
*/
|
|
if (size < MAXPATHLEN) {
|
|
/* Buffer not big enough, so use a temporary one,
|
|
* and then copy the first 'size' bytes of the
|
|
* temporary buffer to your 'buf.'
|
|
*/
|
|
if (cwdBuf == NULL) {
|
|
cwdBuf = (char *) malloc((size_t) MAXPATHLEN);
|
|
if (cwdBuf == NULL) {
|
|
return NULL;
|
|
}
|
|
}
|
|
dp = cwdBuf;
|
|
} else {
|
|
/* Buffer is big enough already. */
|
|
dp = buf;
|
|
}
|
|
*dp = '\0';
|
|
if (getwd(dp) == NULL) {
|
|
/* getwd() should write the reason why in the buffer then,
|
|
* according to the man pages.
|
|
*/
|
|
(void) Strncpy(buf, ".", size);
|
|
return (NULL);
|
|
}
|
|
return (Strncpy(buf, dp, size));
|
|
|
|
#elif defined(WIN32) || defined(_WINDOWS)
|
|
if (GetCurrentDirectory((DWORD) size - 1, buf) < 1)
|
|
return NULL;
|
|
buf[size - 1] = '\0';
|
|
return buf;
|
|
#else
|
|
/* Not a solution, but does anybody not have either of
|
|
* getcwd or getwd?
|
|
*/
|
|
--Error--;
|
|
#endif
|
|
#endif
|
|
} /* GetCWD */
|
|
|
|
|
|
|
|
/* Read a line, and axe the end-of-line. */
|
|
char *
|
|
FGets(char *str, size_t size, FILE *fp)
|
|
{
|
|
char *cp, *nlptr;
|
|
|
|
cp = fgets(str, ((int) size) - 1, fp);
|
|
if (cp != NULL) {
|
|
cp[((int) size) - 1] = '\0'; /* ensure terminator */
|
|
nlptr = cp + strlen(cp) - 1;
|
|
if (*nlptr == '\n')
|
|
*nlptr = '\0';
|
|
} else {
|
|
memset(str, 0, size);
|
|
}
|
|
return cp;
|
|
} /* FGets */
|
|
|
|
|
|
|
|
|
|
#if defined(WIN32) || defined(_WINDOWS)
|
|
|
|
int gettimeofday(struct timeval *const tp, void *junk)
|
|
{
|
|
SYSTEMTIME systemTime;
|
|
|
|
GetSystemTime(&systemTime);
|
|
|
|
/* Create an arbitrary second counter;
|
|
* Note that this particular one creates
|
|
* a problem at the end of the month.
|
|
*/
|
|
tp->tv_sec =
|
|
systemTime.wSecond +
|
|
systemTime.wMinute * 60 +
|
|
systemTime.wHour * 3600 +
|
|
systemTime.wDay * 86400;
|
|
|
|
tp->tv_usec = systemTime.wMilliseconds * 1000;
|
|
|
|
return 0;
|
|
} /* gettimeofday */
|
|
|
|
#endif
|
|
|
|
|
|
|
|
|
|
#if defined(WIN32) || defined(_WINDOWS)
|
|
#else
|
|
/* This looks up the user's password entry, trying to look by the username.
|
|
* We have a couple of extra hacks in place to increase the probability
|
|
* that we can get the username.
|
|
*/
|
|
struct passwd *
|
|
GetPwByName(void)
|
|
{
|
|
char *cp;
|
|
struct passwd *pw;
|
|
|
|
cp = getlogin();
|
|
if (cp == NULL) {
|
|
cp = (char *) getenv("LOGNAME");
|
|
if (cp == NULL)
|
|
cp = (char *) getenv("USER");
|
|
}
|
|
pw = NULL;
|
|
if (cp != NULL)
|
|
pw = getpwnam(cp);
|
|
return (pw);
|
|
} /* GetPwByName */
|
|
#endif
|
|
|
|
|
|
|
|
char *
|
|
GetPass(const char *const prompt)
|
|
{
|
|
#ifdef HAVE_GETPASS
|
|
return getpass(prompt);
|
|
#elif defined(_CONSOLE) && (defined(WIN32) || defined(_WINDOWS))
|
|
static char pwbuf[128];
|
|
char *dst, *dlim;
|
|
int c;
|
|
|
|
(void) memset(pwbuf, 0, sizeof(pwbuf));
|
|
if (! _isatty(_fileno(stdout)))
|
|
return (pwbuf);
|
|
(void) fputs(prompt, stdout);
|
|
(void) fflush(stdout);
|
|
|
|
for (dst = pwbuf, dlim = dst + sizeof(pwbuf) - 1;;) {
|
|
c = _getch();
|
|
if ((c == 0) || (c == 0xe0)) {
|
|
/* The key is a function or arrow key; read and discard. */
|
|
(void) _getch();
|
|
}
|
|
if ((c == '\r') || (c == '\n'))
|
|
break;
|
|
if (dst < dlim)
|
|
*dst++ = c;
|
|
}
|
|
*dst = '\0';
|
|
|
|
(void) fflush(stdout);
|
|
(void) fflush(stdin);
|
|
return (pwbuf);
|
|
#else
|
|
static char pwbuf[128];
|
|
|
|
(void) memset(pwbuf, 0, sizeof(pwbuf));
|
|
#if defined(WIN32) || defined(_WINDOWS)
|
|
if (! _isatty(_fileno(stdout)))
|
|
#else
|
|
if (! isatty(1))
|
|
#endif
|
|
return (pwbuf);
|
|
(void) fputs(prompt, stdout);
|
|
(void) fflush(stdout);
|
|
(void) FGets(pwbuf, sizeof(pwbuf), stdin);
|
|
(void) fflush(stdout);
|
|
(void) fflush(stdin);
|
|
return (pwbuf);
|
|
#endif
|
|
} /* GetPass */
|
|
|
|
|
|
|
|
|
|
void
|
|
GetHomeDir(char *dst, size_t size)
|
|
{
|
|
#if defined(WIN32) || defined(_WINDOWS)
|
|
const char *homedrive, *homepath;
|
|
|
|
homedrive = getenv("HOMEDRIVE");
|
|
homepath = getenv("HOMEPATH");
|
|
if ((homedrive != NULL) && (homepath != NULL)) {
|
|
(void) Strncpy(dst, homedrive, size);
|
|
(void) Strncat(dst, homepath, size);
|
|
return;
|
|
}
|
|
|
|
// GetSpecialDir(dst, size, CSIDL_PERSONAL /* "My Documents" */);
|
|
// if (dst[0] != '\0')
|
|
// return;
|
|
//
|
|
// dst[0] = '\0';
|
|
// if (GetWindowsDirectory(dst, size - 1) < 1)
|
|
// (void) Strncpy(dst, ".", size);
|
|
// else if (dst[1] == ':') {
|
|
// dst[2] = '\\';
|
|
// dst[3] = '\0';
|
|
// }
|
|
#else
|
|
const char *cp;
|
|
struct passwd *pw;
|
|
|
|
pw = NULL;
|
|
#if defined(USE_GETPWUID)
|
|
/* Try to use getpwuid(), but if we have to, fall back to getpwnam(). */
|
|
if ((pw = getpwuid(getuid())) == NULL)
|
|
pw = GetPwByName(); /* Oh well, try getpwnam() then. */
|
|
#else
|
|
/* Try to use getpwnam(), but if we have to, fall back to getpwuid(). */
|
|
if ((pw = GetPwByName()) == NULL)
|
|
pw = getpwuid(getuid()); /* Try getpwnam() then. */
|
|
#endif
|
|
if (pw != NULL)
|
|
cp = pw->pw_dir;
|
|
else if ((cp = (const char *) getenv("LOGNAME")) == NULL)
|
|
cp = ".";
|
|
(void) Strncpy(dst, cp, size);
|
|
#endif
|
|
} /* GetHomeDir */
|
|
|
|
|
|
|
|
|
|
void
|
|
GetUsrName(char *dst, size_t size)
|
|
{
|
|
#if defined(WIN32) || defined(_WINDOWS)
|
|
DWORD size1;
|
|
|
|
size1 = size - 1;
|
|
if (! GetUserName(dst, &size1))
|
|
(void) strncpy(dst, "unknown", size);
|
|
dst[size - 1] = '\0';
|
|
#else
|
|
const char *cp;
|
|
struct passwd *pw;
|
|
|
|
pw = NULL;
|
|
#ifdef USE_GETPWUID
|
|
/* Try to use getpwuid(), but if we have to, fall back to getpwnam(). */
|
|
if ((pw = getpwuid(getuid())) == NULL)
|
|
pw = GetPwByName(); /* Oh well, try getpwnam() then. */
|
|
#else
|
|
/* Try to use getpwnam(), but if we have to, fall back to getpwuid(). */
|
|
if ((pw = GetPwByName()) == NULL)
|
|
pw = getpwuid(getuid()); /* Try getpwnam() then. */
|
|
#endif
|
|
if (pw != NULL)
|
|
cp = pw->pw_name;
|
|
else if ((cp = (const char *) getenv("LOGNAME")) == NULL)
|
|
cp = "UNKNOWN";
|
|
(void) Strncpy(dst, cp, size);
|
|
#endif
|
|
} /* GetUserName */
|
|
|
|
|
|
|
|
|
|
|
|
/* Closes the file supplied, if it isn't a std stream. */
|
|
void
|
|
CloseFile(FILE **f)
|
|
{
|
|
if (*f != NULL) {
|
|
if ((*f != stdout) && (*f != stdin) && (*f != stderr))
|
|
(void) fclose(*f);
|
|
*f = NULL;
|
|
}
|
|
} /* CloseFile */
|
|
|
|
|
|
|
|
/*VARARGS*/
|
|
void
|
|
PrintF(const FTPCIPtr cip, const char *const fmt, ...)
|
|
{
|
|
va_list ap;
|
|
char buf[256];
|
|
|
|
va_start(ap, fmt);
|
|
if (cip->debugLog != NULL) {
|
|
(void) vfprintf(cip->debugLog, fmt, ap);
|
|
(void) fflush(cip->debugLog);
|
|
}
|
|
if (cip->debugLogProc != NULL) {
|
|
#ifdef HAVE_VSNPRINTF
|
|
(void) vsnprintf(buf, sizeof(buf) - 1, fmt, ap);
|
|
buf[sizeof(buf) - 1] = '\0';
|
|
#else
|
|
(void) vsprintf(buf, fmt, ap);
|
|
#endif
|
|
(*cip->debugLogProc)(cip, buf);
|
|
}
|
|
va_end(ap);
|
|
} /* PrintF */
|
|
|
|
|
|
|
|
|
|
|
|
/*VARARGS*/
|
|
void
|
|
Error(const FTPCIPtr cip, const int pError, const char *const fmt, ...)
|
|
{
|
|
va_list ap;
|
|
int errnum;
|
|
size_t len;
|
|
char buf[256];
|
|
int endsinperiod;
|
|
int endsinnewline;
|
|
#ifndef HAVE_STRERROR
|
|
char errnostr[16];
|
|
#endif
|
|
|
|
errnum = errno;
|
|
va_start(ap, fmt);
|
|
#ifdef HAVE_VSNPRINTF
|
|
vsnprintf(buf, sizeof(buf) - 1, fmt, ap);
|
|
buf[sizeof(buf) - 1] = '\0';
|
|
#else
|
|
(void) vsprintf(buf, fmt, ap);
|
|
#endif
|
|
va_end(ap);
|
|
|
|
if (pError != 0) {
|
|
len = strlen(buf);
|
|
endsinperiod = 0;
|
|
endsinnewline = 0;
|
|
if (len > 2) {
|
|
if (buf[len - 1] == '\n') {
|
|
endsinnewline = 1;
|
|
buf[len - 1] = '\0';
|
|
if (buf[len - 2] == '.') {
|
|
endsinperiod = 1;
|
|
buf[len - 2] = '\0';
|
|
}
|
|
} else if (buf[len - 1] == '.') {
|
|
endsinperiod = 1;
|
|
buf[len - 1] = '\0';
|
|
}
|
|
}
|
|
#ifdef HAVE_STRERROR
|
|
(void) STRNCAT(buf, ": ");
|
|
(void) STRNCAT(buf, strerror(errnum));
|
|
#else
|
|
# ifdef HAVE_SNPRINTF
|
|
sprintf(errnostr, sizeof(errnostr) - 1, " (errno = %d)", errnum);
|
|
errnostr[sizeof(errnostr) - 1] = '\0';
|
|
# else
|
|
sprintf(errnostr, " (errno = %d)", errnum);
|
|
# endif
|
|
STRNCAT(buf, errnostr);
|
|
#endif
|
|
if (endsinperiod != 0)
|
|
(void) STRNCAT(buf, ".");
|
|
if (endsinnewline != 0)
|
|
(void) STRNCAT(buf, "\n");
|
|
}
|
|
|
|
if (cip->errLog != NULL) {
|
|
(void) fprintf(cip->errLog, "%s", buf);
|
|
(void) fflush(cip->errLog);
|
|
}
|
|
if ((cip->debugLog != NULL) && (cip->debugLog != cip->errLog)) {
|
|
if ((cip->errLog != stderr) || (cip->debugLog != stdout)) {
|
|
(void) fprintf(cip->debugLog, "%s", buf);
|
|
(void) fflush(cip->debugLog);
|
|
}
|
|
}
|
|
if (cip->errLogProc != NULL) {
|
|
(*cip->errLogProc)(cip, buf);
|
|
}
|
|
if ((cip->debugLogProc != NULL) && (cip->debugLogProc != cip->errLogProc)) {
|
|
(*cip->debugLogProc)(cip, buf);
|
|
}
|
|
} /* Error */
|
|
|
|
|
|
|
|
|
|
/* Cheezy, but somewhat portable way to get GMT offset. */
|
|
#ifdef HAVE_MKTIME
|
|
static
|
|
time_t GetUTCOffset(int mon, int mday)
|
|
{
|
|
struct tm local_tm, utc_tm, *utc_tmptr;
|
|
time_t local_t, utc_t, utcOffset;
|
|
|
|
ZERO(local_tm);
|
|
ZERO(utc_tm);
|
|
utcOffset = 0;
|
|
|
|
local_tm.tm_year = 94; /* Doesn't really matter. */
|
|
local_tm.tm_mon = mon;
|
|
local_tm.tm_mday = mday;
|
|
local_tm.tm_hour = 12;
|
|
local_tm.tm_isdst = -1;
|
|
local_t = mktime(&local_tm);
|
|
|
|
if (local_t != (time_t) -1) {
|
|
utc_tmptr = gmtime(&local_t);
|
|
utc_tm.tm_year = utc_tmptr->tm_year;
|
|
utc_tm.tm_mon = utc_tmptr->tm_mon;
|
|
utc_tm.tm_mday = utc_tmptr->tm_mday;
|
|
utc_tm.tm_hour = utc_tmptr->tm_hour;
|
|
utc_tm.tm_isdst = -1;
|
|
utc_t = mktime(&utc_tm);
|
|
|
|
if (utc_t != (time_t) -1)
|
|
utcOffset = (local_t - utc_t);
|
|
}
|
|
return (utcOffset);
|
|
} /* GetUTCOffset */
|
|
#endif /* HAVE_MKTIME */
|
|
|
|
|
|
|
|
/* Converts a MDTM date, like "19930602204445"
|
|
* format to a time_t.
|
|
*/
|
|
time_t UnMDTMDate(char *dstr)
|
|
{
|
|
#ifndef HAVE_MKTIME
|
|
return (kModTimeUnknown);
|
|
#else
|
|
struct tm ut, *t;
|
|
time_t mt, now;
|
|
time_t result = kModTimeUnknown;
|
|
|
|
if (strncmp(dstr, "19100", 5) == 0) {
|
|
/* Server Y2K bug! */
|
|
return (result);
|
|
}
|
|
|
|
(void) time(&now);
|
|
t = localtime(&now);
|
|
|
|
/* Copy the whole structure of the 'tm' pointed to by t, so it will
|
|
* also set all fields we don't specify explicitly to be the same as
|
|
* they were in t. That way we copy non-standard fields such as
|
|
* tm_gmtoff, if it exists or not.
|
|
*/
|
|
ut = *t;
|
|
|
|
/* The time we get back from the server is (should be) in UTC. */
|
|
if (sscanf(dstr, "%04d%02d%02d%02d%02d%02d",
|
|
&ut.tm_year,
|
|
&ut.tm_mon,
|
|
&ut.tm_mday,
|
|
&ut.tm_hour,
|
|
&ut.tm_min,
|
|
&ut.tm_sec) == 6)
|
|
{
|
|
--ut.tm_mon;
|
|
ut.tm_year -= 1900;
|
|
mt = mktime(&ut);
|
|
if (mt != (time_t) -1) {
|
|
mt += GetUTCOffset(ut.tm_mon, ut.tm_mday);
|
|
result = (time_t) mt;
|
|
}
|
|
}
|
|
return result;
|
|
#endif /* HAVE_MKTIME */
|
|
} /* UnMDTMDate */
|
|
|
|
|
|
|
|
int
|
|
GetSockBufSize(int sockfd, size_t *rsize, size_t *ssize)
|
|
{
|
|
#ifdef SO_SNDBUF
|
|
int rc = -1;
|
|
int opt;
|
|
int optsize;
|
|
|
|
if (ssize != NULL) {
|
|
opt = 0;
|
|
optsize = sizeof(opt);
|
|
rc = getsockopt(sockfd, SOL_SOCKET, SO_SNDBUF, (char *) &opt, &optsize);
|
|
if (rc == 0)
|
|
*ssize = (size_t) opt;
|
|
else
|
|
*ssize = 0;
|
|
}
|
|
if (rsize != NULL) {
|
|
opt = 0;
|
|
optsize = sizeof(opt);
|
|
rc = getsockopt(sockfd, SOL_SOCKET, SO_RCVBUF, (char *) &opt, &optsize);
|
|
if (rc == 0)
|
|
*rsize = (size_t) opt;
|
|
else
|
|
*rsize = 0;
|
|
}
|
|
return (rc);
|
|
#else
|
|
if (ssize != NULL)
|
|
*ssize = 0;
|
|
if (rsize != NULL)
|
|
*rsize = 0;
|
|
return (-1);
|
|
#endif
|
|
} /* GetSockBufSize */
|
|
|
|
|
|
|
|
int
|
|
SetSockBufSize(int sockfd, size_t rsize, size_t ssize)
|
|
{
|
|
#ifdef SO_SNDBUF
|
|
int rc = -1;
|
|
int opt;
|
|
int optsize;
|
|
|
|
#ifdef TCP_RFC1323
|
|
/* This is an AIX-specific socket option to do RFC1323 large windows */
|
|
if (ssize > 0 || rsize > 0) {
|
|
opt = 1;
|
|
optsize = sizeof(opt);
|
|
rc = setsockopt(sockfd, IPPROTO_TCP, TCP_RFC1323, &opt, optsize);
|
|
}
|
|
#endif
|
|
|
|
if (ssize > 0) {
|
|
opt = (int) ssize;
|
|
optsize = sizeof(opt);
|
|
rc = setsockopt(sockfd, SOL_SOCKET, SO_SNDBUF, (char *) &opt, optsize);
|
|
}
|
|
if (rsize > 0) {
|
|
opt = (int) rsize;
|
|
optsize = sizeof(opt);
|
|
rc = setsockopt(sockfd, SOL_SOCKET, SO_RCVBUF, (char *) &opt, optsize);
|
|
}
|
|
return (rc);
|
|
#else
|
|
return (-1);
|
|
#endif
|
|
} /* SetSockBufSize */
|
|
|
|
|
|
|
|
void
|
|
Scramble(unsigned char *dst, size_t dsize, unsigned char *src, char *key)
|
|
{
|
|
int i;
|
|
unsigned int ch;
|
|
unsigned char *k2;
|
|
size_t keyLen;
|
|
|
|
keyLen = strlen(key);
|
|
k2 = (unsigned char *) key;
|
|
for (i=0; i < (int) dsize - 1; i++) {
|
|
ch = src[i];
|
|
if (ch == 0)
|
|
break;
|
|
dst[i] = (unsigned char) (ch ^ (int) (k2[i % (int) keyLen]));
|
|
}
|
|
dst[i] = '\0';
|
|
} /* Scramble */
|
|
|
|
|
|
|
|
|
|
|
|
#if defined(WIN32) || defined(_WINDOWS)
|
|
void WinSleep(unsigned int seconds)
|
|
{
|
|
DWORD now, deadline;
|
|
DWORD milliseconds = seconds * 1000;
|
|
|
|
if (milliseconds > 0) {
|
|
now = GetTickCount();
|
|
deadline = now + milliseconds;
|
|
if (now < deadline) {
|
|
/* Typical case */
|
|
do {
|
|
milliseconds = deadline - now;
|
|
Sleep(milliseconds);
|
|
now = GetTickCount();
|
|
} while (now < deadline);
|
|
} else {
|
|
/* Overflow case */
|
|
deadline = now - 1;
|
|
milliseconds -= (0xFFFFFFFF - now);
|
|
do {
|
|
Sleep(0xFFFFFFFF - now);
|
|
now = GetTickCount();
|
|
} while (now > deadline);
|
|
/* Counter has now wrapped around */
|
|
deadline = now + milliseconds;
|
|
do {
|
|
milliseconds = deadline - now;
|
|
Sleep(milliseconds);
|
|
now = GetTickCount();
|
|
} while (now < deadline);
|
|
}
|
|
}
|
|
} /* WinSleep */
|
|
|
|
|
|
|
|
|
|
char *
|
|
StrFindLocalPathDelim(const char *src) /* TODO: optimize */
|
|
{
|
|
const char *first;
|
|
int c;
|
|
|
|
first = NULL;
|
|
for (;;) {
|
|
c = *src++;
|
|
if (c == '\0')
|
|
break;
|
|
if (IsLocalPathDelim(c)) {
|
|
first = src - 1;
|
|
break;
|
|
}
|
|
}
|
|
|
|
return ((char *) first);
|
|
} /* StrFindLocalPathDelim */
|
|
|
|
|
|
|
|
char *
|
|
StrRFindLocalPathDelim(const char *src) /* TODO: optimize */
|
|
{
|
|
const char *last;
|
|
int c;
|
|
|
|
last = NULL;
|
|
for (;;) {
|
|
c = *src++;
|
|
if (c == '\0')
|
|
break;
|
|
if (IsLocalPathDelim(c))
|
|
last = src - 1;
|
|
}
|
|
|
|
return ((char *) last);
|
|
} /* StrRFindLocalPathDelim */
|
|
|
|
|
|
|
|
|
|
void
|
|
StrRemoveTrailingLocalPathDelim(char *dst)
|
|
{
|
|
char *cp;
|
|
|
|
cp = StrRFindLocalPathDelim(dst);
|
|
if ((cp == NULL) || (cp[1] != '\0'))
|
|
return;
|
|
|
|
/* Note: Do not destroy a path of "/" */
|
|
while ((cp > dst) && (IsLocalPathDelim(*cp)))
|
|
*cp-- = '\0';
|
|
} /* StrRemoveTrailingLocalPathDelim */
|
|
|
|
|
|
|
|
void
|
|
TVFSPathToLocalPath(char *dst)
|
|
{
|
|
int c;
|
|
|
|
/* Note: Technically we don't need to do this,
|
|
* since Win32 accepts a / as equivalent to a \
|
|
* in a pathname.
|
|
*/
|
|
if (dst != NULL) {
|
|
for (;;) {
|
|
c = *dst++;
|
|
if (c == '\0')
|
|
break;
|
|
if (c == '/')
|
|
dst[-1] = LOCAL_PATH_DELIM;
|
|
}
|
|
}
|
|
} /* TVFSPathToLocalPath */
|
|
|
|
|
|
void
|
|
LocalPathToTVFSPath(char *dst)
|
|
{
|
|
int c;
|
|
|
|
if (dst != NULL) {
|
|
for (;;) {
|
|
c = *dst++;
|
|
if (c == '\0')
|
|
break;
|
|
if (c == LOCAL_PATH_DELIM)
|
|
dst[-1] = '/';
|
|
}
|
|
}
|
|
} /* LocalPathToTVFSPath */
|
|
#endif /* WINDOWS */
|
|
|
|
|
|
|
|
|
|
void
|
|
StrRemoveTrailingSlashes(char *dst)
|
|
{
|
|
char *cp;
|
|
|
|
cp = strrchr(dst, '/');
|
|
if ((cp == NULL) || (cp[1] != '\0'))
|
|
return;
|
|
|
|
/* Note: Do not destroy a path of "/" */
|
|
while ((cp > dst) && (*cp == '/'))
|
|
*cp-- = '\0';
|
|
} /* StrRemoveTrailingSlashes */
|
|
|
|
|
|
|
|
|
|
int
|
|
MkDirs(const char *const newdir, int mode1)
|
|
{
|
|
char s[512];
|
|
int rc;
|
|
char *cp, *sl;
|
|
#if defined(WIN32) || defined(_WINDOWS)
|
|
struct _stat st;
|
|
char *share;
|
|
#else
|
|
struct Stat st;
|
|
mode_t mode = (mode_t) mode1;
|
|
#endif
|
|
|
|
#if defined(WIN32) || defined(_WINDOWS)
|
|
if ((isalpha(newdir[0])) && (newdir[1] == ':')) {
|
|
if (! IsLocalPathDelim(newdir[2])) {
|
|
/* Special case "c:blah", and errout.
|
|
* "c:\blah" must be used or _access GPFs.
|
|
*/
|
|
errno = EINVAL;
|
|
return (-1);
|
|
} else if (newdir[3] == '\0') {
|
|
/* Special case root directory, which cannot be made. */
|
|
return (0);
|
|
}
|
|
} else if (IsUNCPrefixed(newdir)) {
|
|
share = StrFindLocalPathDelim(newdir + 2);
|
|
if ((share == NULL) || (StrFindLocalPathDelim(share + 1) == NULL))
|
|
return (-1);
|
|
}
|
|
|
|
if (_access(newdir, 00) == 0) {
|
|
if (_stat(newdir, &st) < 0)
|
|
return (-1);
|
|
if (! S_ISDIR(st.st_mode)) {
|
|
errno = ENOTDIR;
|
|
return (-1);
|
|
}
|
|
return 0;
|
|
}
|
|
#else
|
|
if (access(newdir, F_OK) == 0) {
|
|
if (Stat(newdir, &st) < 0)
|
|
return (-1);
|
|
if (! S_ISDIR(st.st_mode)) {
|
|
errno = ENOTDIR;
|
|
return (-1);
|
|
}
|
|
return 0;
|
|
}
|
|
#endif
|
|
|
|
(void) strncpy(s, newdir, sizeof(s));
|
|
if (s[sizeof(s) - 1] != '\0') {
|
|
#ifdef ENAMETOOLONG
|
|
errno = ENAMETOOLONG;
|
|
#else
|
|
errno = EINVAL;
|
|
return (-1);
|
|
#endif
|
|
}
|
|
|
|
cp = StrRFindLocalPathDelim(s);
|
|
if (cp == NULL) {
|
|
#if defined(WIN32) || defined(_WINDOWS)
|
|
if (! CreateDirectory(newdir, (LPSECURITY_ATTRIBUTES) 0))
|
|
return (-1);
|
|
return (0);
|
|
#else
|
|
rc = mkdir(newdir, mode);
|
|
return (rc);
|
|
#endif
|
|
} else if (cp[1] == '\0') {
|
|
/* Remove trailing slashes from path. */
|
|
--cp;
|
|
while (cp > s) {
|
|
if (! IsLocalPathDelim(*cp))
|
|
break;
|
|
--cp;
|
|
}
|
|
cp[1] = '\0';
|
|
cp = StrRFindLocalPathDelim(s);
|
|
if (cp == NULL) {
|
|
#if defined(WIN32) || defined(_WINDOWS)
|
|
if (! CreateDirectory(s, (LPSECURITY_ATTRIBUTES) 0))
|
|
return (-1);
|
|
#else
|
|
rc = mkdir(s, mode);
|
|
return (rc);
|
|
#endif
|
|
}
|
|
}
|
|
|
|
/* Find the deepest directory in this
|
|
* path that already exists. When
|
|
* we do, we want to have the 's'
|
|
* string as it was originally, but
|
|
* with 'cp' pointing to the first
|
|
* slash in the path that starts the
|
|
* part that does not exist.
|
|
*/
|
|
sl = NULL;
|
|
for (;;) {
|
|
*cp = '\0';
|
|
#if defined(WIN32) || defined(_WINDOWS)
|
|
rc = _access(s, 00);
|
|
#else
|
|
rc = access(s, F_OK);
|
|
#endif
|
|
if (sl != NULL)
|
|
*sl = LOCAL_PATH_DELIM;
|
|
if (rc == 0) {
|
|
*cp = LOCAL_PATH_DELIM;
|
|
break;
|
|
}
|
|
sl = cp;
|
|
cp = StrRFindLocalPathDelim(s);
|
|
if (cp == NULL) {
|
|
/* We do not have any more
|
|
* slashes, so none of the
|
|
* new directory's components
|
|
* existed before, so we will
|
|
* have to make everything
|
|
* starting at the first node.
|
|
*/
|
|
if (sl != NULL)
|
|
*sl = LOCAL_PATH_DELIM;
|
|
|
|
/* We refer to cp + 1 below,
|
|
* so this is why we can
|
|
* set "cp" to point to the
|
|
* byte before the array starts.
|
|
*/
|
|
cp = s - 1;
|
|
break;
|
|
}
|
|
}
|
|
|
|
for (;;) {
|
|
/* Extend the path we have to
|
|
* include the next component
|
|
* to make.
|
|
*/
|
|
sl = StrFindLocalPathDelim(cp + 1);
|
|
if (sl == s) {
|
|
/* If the next slash is pointing
|
|
* to the start of the string, then
|
|
* the path is an absolute path and
|
|
* we don't need to make the root node,
|
|
* and besides the next mkdir would
|
|
* try an empty string.
|
|
*/
|
|
++cp;
|
|
sl = StrFindLocalPathDelim(cp + 1);
|
|
}
|
|
if (sl != NULL) {
|
|
*sl = '\0';
|
|
}
|
|
#if defined(WIN32) || defined(_WINDOWS)
|
|
if (! CreateDirectory(s, (LPSECURITY_ATTRIBUTES) 0))
|
|
return (-1);
|
|
#else
|
|
rc = mkdir(s, mode);
|
|
if (rc < 0)
|
|
return rc;
|
|
#endif
|
|
if (sl == NULL)
|
|
break;
|
|
*sl = LOCAL_PATH_DELIM;
|
|
cp = sl;
|
|
}
|
|
return (0);
|
|
} /* MkDirs */
|
|
|
|
|
|
|
|
|
|
int
|
|
FilenameExtensionIndicatesASCII(const char *const pathName, const char *const extnList)
|
|
{
|
|
const char *extn;
|
|
char *cp;
|
|
int c;
|
|
char extnPattern[16];
|
|
|
|
extn = pathName + strlen(pathName) - 1;
|
|
forever {
|
|
if (extn <= pathName)
|
|
return (0); /* End of pathname, no extension. */
|
|
c = (int) *--extn;
|
|
if (IsLocalPathDelim(c))
|
|
return (0); /* End of filename, no extension. */
|
|
if (c == '.') {
|
|
extn += 1;
|
|
break;
|
|
}
|
|
}
|
|
if (strlen(extn) > (sizeof(extnPattern) - 2 - 1 - 1)) {
|
|
return (0);
|
|
}
|
|
#ifdef HAVE_SNPRINTF
|
|
snprintf(extnPattern, sizeof(extnPattern),
|
|
#else
|
|
sprintf(extnPattern,
|
|
#endif
|
|
"|.%s|",
|
|
extn
|
|
);
|
|
|
|
cp = extnPattern;
|
|
forever {
|
|
c = *cp;
|
|
if (c == '\0')
|
|
break;
|
|
if (isupper(c)) {
|
|
c = tolower(c);
|
|
*cp++ = (char) c;
|
|
} else {
|
|
cp++;
|
|
}
|
|
}
|
|
|
|
/* Extension list is specially formatted, like this:
|
|
*
|
|
* |ext1|ext2|ext3|...|extN|
|
|
*
|
|
* I.e, each filename extension is delimited with
|
|
* a pipe, and we always begin and end the string
|
|
* with a pipe.
|
|
*/
|
|
if (strstr(extnList, extnPattern) != NULL) {
|
|
return (1);
|
|
}
|
|
return (0);
|
|
} /* FilenameExtensionIndicatesASCII */
|
|
|
|
|
|
|
|
|
|
|
|
#ifdef HAVE_SIGACTION
|
|
void (*NcSignal(int signum, void (*handler)(int)))(int)
|
|
{
|
|
struct sigaction sa, osa;
|
|
|
|
(void) sigemptyset(&sa.sa_mask);
|
|
sa.sa_flags = 0;
|
|
sa.sa_handler = handler;
|
|
if (signum == SIGALRM) {
|
|
#ifdef SA_INTERRUPT
|
|
sa.sa_flags |= SA_INTERRUPT;
|
|
#endif
|
|
} else {
|
|
#ifdef SA_RESTART
|
|
sa.sa_flags |= SA_RESTART;
|
|
#endif
|
|
}
|
|
if (sigaction(signum, &sa, &osa) < 0)
|
|
return ((FTPSigProc) SIG_ERR);
|
|
return (osa.sa_handler);
|
|
}
|
|
#endif /* HAVE_SIGACTION */
|
|
|
|
/* eof */
|