f0d81ffd1c
which included commits to RCS files with non-trunk default branches. git-svn-id: svn://10.65.10.50/trunk@5403 c028cbd2-c16b-5b4b-a496-9718f37d4682
921 lines
28 KiB
C
Executable File
921 lines
28 KiB
C
Executable File
/*---------------------------------------------------------------------------
|
|
|
|
qdos.c
|
|
|
|
QDOS-specific routines for use with Info-ZIP's UnZip 5.3 and later.
|
|
|
|
Contains: Qstrfix()
|
|
QFilename()
|
|
QMatch()
|
|
chowner()
|
|
Qgetch()
|
|
QReturn()
|
|
LastDir()
|
|
do_wild() <-- generic enough to put in file_io.c?
|
|
mapattr()
|
|
mapname()
|
|
checkdir()
|
|
qfix()
|
|
close_outfile()
|
|
getp()
|
|
version()
|
|
|
|
---------------------------------------------------------------------------*/
|
|
|
|
#define UNZIP_INTERNAL
|
|
|
|
#include "unzip.h"
|
|
#include "crypt.h"
|
|
#include "ttyio.h"
|
|
#include <dirent.h>
|
|
#include "izqdos.h"
|
|
#include "version.h"
|
|
|
|
char _prog_name[] = "UnZip";
|
|
/* sorrid hack at request of GRR follows; hope the compiler stays kind to us */
|
|
char _version[] = {UZ_MAJORVER+'0','.',UZ_MINORVER+'0',PATCHLEVEL+'0'};
|
|
char _extra[] = " " BETALEVEL;
|
|
char _copyright[] = "(c) Info-ZIP Group";
|
|
char * _endmsg = NULL;
|
|
long _stack = 8*1024; /* huge stack (for qdos) */
|
|
|
|
extern void consetup_title(chanid_t,struct WINDOWDEF *);
|
|
void (*_consetup)(chanid_t,struct WINDOWDEF *) = consetup_title;
|
|
|
|
struct WINDOWDEF _condetails =
|
|
{
|
|
2,
|
|
1,
|
|
0,
|
|
7,
|
|
500,
|
|
220,
|
|
2,
|
|
30
|
|
};
|
|
|
|
|
|
static jobid_t chowner(chanid_t chan)
|
|
{
|
|
extern char *_sys_var;
|
|
char *scht;
|
|
long *cdb;
|
|
long jid;
|
|
|
|
scht = *((char **)(_sys_var + 0x78));
|
|
cdb = *(long **)((long *)scht + (chan & 0xffff));
|
|
jid = *(cdb + 2);
|
|
return jid;
|
|
}
|
|
|
|
int QReturn(int err)
|
|
{
|
|
jobid_t me,you;
|
|
|
|
me = getpid();
|
|
you = chowner(getchid(0));
|
|
|
|
if((me == you) && ((qlflag & 4) == 0))
|
|
{
|
|
if(isatty(0) && isatty(2) && qlwait)
|
|
{
|
|
char c = 0;
|
|
fputs("Press a key to exit", stderr);
|
|
if((io_fbyte(getchid(0), qlwait, &c) == 0) && c == 27)
|
|
{
|
|
io_fbyte(getchid(0), -1, &c);
|
|
}
|
|
}
|
|
}
|
|
exit(err);
|
|
}
|
|
|
|
#ifndef FUNZIP
|
|
|
|
static int created_dir; /* used in mapname(), checkdir() */
|
|
static int renamed_fullpath; /* ditto */
|
|
|
|
char *Qstrfix (char *p)
|
|
{
|
|
char *q;
|
|
for (q = p; (q = strstr(q, ".zip"));)
|
|
{
|
|
memcpy(q, "_zip", 4);
|
|
q += 4;
|
|
}
|
|
return p;
|
|
}
|
|
|
|
void QFilename(char *f)
|
|
{
|
|
char *o,*p,*q = strdup(f);
|
|
p = q;
|
|
|
|
if(*q == '.' && *(q+1) == '/') q += 2;
|
|
o = q;
|
|
|
|
for(;*q;q++)
|
|
{
|
|
if(*q == '/') *q = '_';
|
|
if((qlflag & 1) == 0)
|
|
{
|
|
if(*q == '.') *q = '_';
|
|
}
|
|
}
|
|
strcpy(f,o);
|
|
free(p);
|
|
}
|
|
|
|
int QMatch(uch c1, uch c2)
|
|
{
|
|
int m =0;
|
|
|
|
if(c1 != c2)
|
|
{
|
|
if(c1 == '_' && (c2 == '.' || c2 == '/'))
|
|
{
|
|
m = 1;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
m = 1;
|
|
}
|
|
return m;
|
|
}
|
|
|
|
|
|
int Qgetch(void)
|
|
{
|
|
char ch;
|
|
|
|
if(io_fbyte(getchid(0), -1, &ch) < 0)
|
|
{
|
|
return EOF;
|
|
}
|
|
else
|
|
{
|
|
return (int) ch;
|
|
}
|
|
}
|
|
|
|
#ifndef SFX
|
|
char *LastDir(char *ws)
|
|
{
|
|
char *p;
|
|
char *q = ws;
|
|
struct stat s;
|
|
|
|
for(p = ws; *p; p++)
|
|
{
|
|
if(*p == '_')
|
|
{
|
|
char c;
|
|
|
|
p++;
|
|
c = *p;
|
|
*p = 0;
|
|
if(stat(ws, &s) == 0 && S_ISDIR(s.st_mode))
|
|
{
|
|
q = p;
|
|
}
|
|
*p = c;
|
|
}
|
|
}
|
|
return q;
|
|
}
|
|
|
|
|
|
/**********************/
|
|
/* Function do_wild() */ /* for porting: dir separator; match(ignore_case) */
|
|
/**********************/
|
|
|
|
char *do_wild(__G__ wildspec)
|
|
__GDEF
|
|
char *wildspec; /* only used first time on a given dir */
|
|
{
|
|
static DIR *dir = (DIR *)NULL;
|
|
static char *dirname, *wildname, matchname[FILNAMSIZ];
|
|
static int firstcall=TRUE, have_dirname, dirnamelen;
|
|
struct dirent *file;
|
|
char basedir[40];
|
|
|
|
/* Even when we're just returning wildspec, we *always* do so in
|
|
* matchname[]--calling routine is allowed to append four characters
|
|
* to the returned string, and wildspec may be a pointer to argv[].
|
|
*/
|
|
if (firstcall) { /* first call: must initialize everything */
|
|
char *ws = NULL, *us = NULL;
|
|
|
|
firstcall = FALSE;
|
|
|
|
/* break the wildspec into a directory part and a wildcard filename */
|
|
|
|
ws = (char *) iswild(wildspec);
|
|
us = LastDir(wildspec);
|
|
|
|
if(us == wildspec || us > ws)
|
|
{
|
|
dirname = basedir;
|
|
getcwd(basedir, sizeof(basedir)-1);
|
|
dirnamelen = strlen(basedir);
|
|
have_dirname = FALSE;
|
|
wildname = wildspec;
|
|
} else {
|
|
wildname = us; /* point at character after '/' */
|
|
dirnamelen = wildname - wildspec;
|
|
if ((dirname = (char *)malloc(dirnamelen+1)) == (char *)NULL) {
|
|
Info(slide, 0x201, ((char *)slide,
|
|
"warning: can't allocate wildcard buffers\n"));
|
|
strcpy(matchname, wildspec);
|
|
return matchname; /* but maybe filespec was not a wildcard */
|
|
}
|
|
strncpy(dirname, wildspec, dirnamelen);
|
|
dirname[dirnamelen] = '\0'; /* terminate for strcpy below */
|
|
have_dirname = TRUE;
|
|
}
|
|
|
|
if ((dir = opendir(dirname)) != (DIR *)NULL) {
|
|
while ((file = readdir(dir)) != (struct dirent *)NULL) {
|
|
if (match(file->d_name, wildname, 2)) { /* 0 == case sens. */
|
|
if (have_dirname) {
|
|
strcpy(matchname, dirname);
|
|
strcpy(matchname+dirnamelen, file->d_name);
|
|
} else
|
|
strcpy(matchname, file->d_name);
|
|
return matchname;
|
|
}
|
|
}
|
|
/* if we get to here directory is exhausted, so close it */
|
|
closedir(dir);
|
|
dir = (DIR *)NULL;
|
|
}
|
|
|
|
/* return the raw wildspec in case that works (e.g., directory not
|
|
* searchable, but filespec was not wild and file is readable) */
|
|
strcpy(matchname, wildspec);
|
|
return matchname;
|
|
}
|
|
|
|
/* last time through, might have failed opendir but returned raw wildspec */
|
|
if (dir == (DIR *)NULL) {
|
|
firstcall = TRUE; /* nothing left to try--reset for new wildspec */
|
|
if (have_dirname)
|
|
free(dirname);
|
|
return (char *)NULL;
|
|
}
|
|
|
|
/* If we've gotten this far, we've read and matched at least one entry
|
|
* successfully (in a previous call), so dirname has been copied into
|
|
* matchname already.
|
|
*/
|
|
while ((file = readdir(dir)) != (struct dirent *)NULL)
|
|
if (match(file->d_name, wildname, 0)) { /* 0 == don't ignore case */
|
|
if (have_dirname) {
|
|
/* strcpy(matchname, dirname); */
|
|
strcpy(matchname+dirnamelen, file->d_name);
|
|
} else
|
|
strcpy(matchname, file->d_name);
|
|
return matchname;
|
|
}
|
|
|
|
closedir(dir); /* have read at least one dir entry; nothing left */
|
|
dir = (DIR *)NULL;
|
|
firstcall = TRUE; /* reset for new wildspec */
|
|
if (have_dirname)
|
|
free(dirname);
|
|
return (char *)NULL;
|
|
|
|
} /* end function do_wild() */
|
|
|
|
#endif /* !SFX */
|
|
|
|
|
|
|
|
|
|
|
|
/**********************/
|
|
/* Function mapattr() */
|
|
/**********************/
|
|
int mapattr(__G)
|
|
__GDEF
|
|
{
|
|
ulg tmp = G.crec.external_file_attributes;
|
|
|
|
switch (G.pInfo->hostnum) {
|
|
case QDOS_:
|
|
case UNIX_:
|
|
case VMS_:
|
|
G.pInfo->file_attr = (unsigned)(tmp >> 16);
|
|
return 0;
|
|
case AMIGA_:
|
|
tmp = (unsigned)(tmp>>17 & 7); /* Amiga RWE bits */
|
|
G.pInfo->file_attr = (unsigned)(tmp<<6 | tmp<<3 | tmp);
|
|
break;
|
|
/* all remaining cases: expand MSDOS read-only bit into write perms */
|
|
case FS_FAT_:
|
|
case FS_HPFS_:
|
|
case FS_NTFS_:
|
|
case MAC_:
|
|
case ATARI_: /* (used to set = 0666) */
|
|
case TOPS20_:
|
|
default:
|
|
tmp = !(tmp & 1) << 1; /* read-only bit --> write perms bits */
|
|
G.pInfo->file_attr = (unsigned)(0444 | tmp<<6 | tmp<<3 | tmp);
|
|
break;
|
|
} /* end switch (host-OS-created-by) */
|
|
|
|
/* for originating systems with no concept of "group," "other," "system": */
|
|
umask( (int)(tmp=umask(0)) ); /* apply mask to expanded r/w(/x) perms */
|
|
G.pInfo->file_attr &= ~tmp;
|
|
|
|
return 0;
|
|
|
|
} /* end function mapattr() */
|
|
|
|
|
|
|
|
/************************/
|
|
/* Function mapname() */
|
|
/************************/
|
|
/* return 0 if no error, 1 if caution (filename */
|
|
int mapname(__G__ renamed) /* truncated), 2 if warning (skip file because */
|
|
__GDEF /* dir doesn't exist), 3 if error (skip file), */
|
|
int renamed; /* or 10 if out of memory (skip file) */
|
|
{ /* [also IZ_VOL_LABEL, IZ_CREATED_DIR] */
|
|
char pathcomp[FILNAMSIZ]; /* path-component buffer */
|
|
char *pp, *cp=(char *)NULL; /* character pointers */
|
|
char *lastsemi=(char *)NULL; /* pointer to last semi-colon in pathcomp */
|
|
int quote = FALSE; /* flags */
|
|
int error = 0;
|
|
register unsigned workch; /* hold the character being tested */
|
|
|
|
|
|
/*---------------------------------------------------------------------------
|
|
Initialize various pointers and counters and stuff.
|
|
---------------------------------------------------------------------------*/
|
|
|
|
if (G.pInfo->vollabel)
|
|
return IZ_VOL_LABEL; /* can't set disk volume labels in Unix */
|
|
|
|
/* can create path as long as not just freshening, or if user told us */
|
|
G.create_dirs = (!G.fflag || renamed);
|
|
|
|
created_dir = FALSE; /* not yet */
|
|
|
|
/* user gave full pathname: don't prepend rootpath */
|
|
renamed_fullpath = (renamed && (*G.filename == '/'));
|
|
|
|
if (checkdir(__G__ (char *)NULL, INIT) == 10)
|
|
return 10; /* initialize path buffer, unless no memory */
|
|
|
|
*pathcomp = '\0'; /* initialize translation buffer */
|
|
pp = pathcomp; /* point to translation buffer */
|
|
if (G.jflag) /* junking directories */
|
|
cp = (char *)strrchr(G.filename, '/');
|
|
if (cp == (char *)NULL) /* no '/' or not junking dirs */
|
|
cp = G.filename; /* point to internal zipfile-member pathname */
|
|
else
|
|
++cp; /* point to start of last component of path */
|
|
|
|
#ifdef QDOS
|
|
if(*cp == '.' && *(cp+1) == '/')
|
|
{
|
|
cp += 2;
|
|
}
|
|
#endif
|
|
/*---------------------------------------------------------------------------
|
|
Begin main loop through characters in filename.
|
|
---------------------------------------------------------------------------*/
|
|
|
|
while ((workch = (uch)*cp++) != 0) {
|
|
|
|
if (quote) { /* if character quoted, */
|
|
*pp++ = (char)workch; /* include it literally */
|
|
quote = FALSE;
|
|
} else
|
|
switch (workch) {
|
|
case '/': /* can assume -j flag not given */
|
|
*pp = '\0';
|
|
if ((error = checkdir(__G__ pathcomp, APPEND_DIR)) > 1)
|
|
return error;
|
|
pp = pathcomp; /* reset conversion buffer for next piece */
|
|
lastsemi = (char *)NULL; /* leave directory semi-colons alone */
|
|
break;
|
|
|
|
case ';': /* VMS version (or DEC-20 attrib?) */
|
|
lastsemi = pp;
|
|
*pp++ = ';'; /* keep for now; remove VMS ";##" */
|
|
break; /* later, if requested */
|
|
|
|
case '\026': /* control-V quote for special chars */
|
|
quote = TRUE; /* set flag for next character */
|
|
break;
|
|
|
|
case '.':
|
|
if((qlflag & 1) == 0)
|
|
{
|
|
*pp++ = '_';
|
|
}
|
|
else
|
|
{
|
|
*pp++ = '.';
|
|
}
|
|
break;
|
|
|
|
default:
|
|
/* allow European characters in filenames: */
|
|
if (isprint(workch) || (128 <= workch && workch <= 254))
|
|
*pp++ = (char)workch;
|
|
} /* end switch */
|
|
|
|
} /* end while loop */
|
|
|
|
*pp = '\0'; /* done with pathcomp: terminate it */
|
|
|
|
/* if not saving them, remove VMS version numbers (appended ";###") */
|
|
if (!G.V_flag && lastsemi) {
|
|
pp = lastsemi + 1;
|
|
while (isdigit((uch)(*pp)))
|
|
++pp;
|
|
if (*pp == '\0') /* only digits between ';' and end: nuke */
|
|
*lastsemi = '\0';
|
|
}
|
|
|
|
/*---------------------------------------------------------------------------
|
|
Report if directory was created (and no file to create: filename ended
|
|
in '/'), check name to be sure it exists, and combine path and name be-
|
|
fore exiting.
|
|
---------------------------------------------------------------------------*/
|
|
|
|
if (G.filename[strlen(G.filename) - 1] == '/') {
|
|
G.filename[strlen(G.filename) - 1] = '_';
|
|
checkdir(__G__ G.filename, GETPATH);
|
|
if (created_dir) {
|
|
if (QCOND2) {
|
|
Info(slide, 0, ((char *)slide, " creating: %s\n",
|
|
G.filename));
|
|
}
|
|
return IZ_CREATED_DIR; /* set dir time (note trailing '/') */
|
|
}
|
|
return 2; /* dir existed already; don't look for data to extract */
|
|
}
|
|
|
|
if (*pathcomp == '\0') {
|
|
Info(slide, 1, ((char *)slide, "mapname: conversion of %s failed\n",
|
|
G.filename));
|
|
return 3;
|
|
}
|
|
|
|
checkdir(__G__ pathcomp, APPEND_NAME); /* returns 1 if truncated: care? */
|
|
checkdir(__G__ G.filename, GETPATH);
|
|
|
|
return error;
|
|
|
|
} /* end function mapname() */
|
|
|
|
|
|
|
|
|
|
/***********************/
|
|
/* Function checkdir() */
|
|
/***********************/
|
|
|
|
int checkdir(__G__ pathcomp, flag)
|
|
__GDEF
|
|
char *pathcomp;
|
|
int flag;
|
|
/*
|
|
* returns: 1 - (on APPEND_NAME) truncated filename
|
|
* 2 - path doesn't exist, not allowed to create
|
|
* 3 - path doesn't exist, tried to create and failed; or
|
|
* path exists and is not a directory, but is supposed to be
|
|
* 4 - path is too long
|
|
* 10 - can't allocate memory for filename buffers
|
|
*/
|
|
{
|
|
static int rootlen = 0; /* length of rootpath */
|
|
static char *rootpath; /* user's "extract-to" directory */
|
|
static char *buildpath; /* full path (so far) to extracted file */
|
|
static char *end; /* pointer to end of buildpath ('\0') */
|
|
|
|
# define FN_MASK 7
|
|
# define FUNCTION (flag & FN_MASK)
|
|
|
|
|
|
/*---------------------------------------------------------------------------
|
|
APPEND_DIR: append the path component to the path being built and check
|
|
for its existence. If doesn't exist and we are creating directories, do
|
|
so for this one; else signal success or error as appropriate.
|
|
---------------------------------------------------------------------------*/
|
|
|
|
if (FUNCTION == APPEND_DIR) {
|
|
int too_long = FALSE;
|
|
#ifdef SHORT_NAMES
|
|
char *old_end = end;
|
|
#endif
|
|
|
|
Trace((stderr, "appending dir segment [%s]\n", pathcomp));
|
|
while ((*end = *pathcomp++) != '\0')
|
|
++end;
|
|
#ifdef SHORT_NAMES /* path components restricted to 14 chars, typically */
|
|
if ((end-old_end) > FILENAME_MAX) /* GRR: proper constant? */
|
|
*(end = old_end + FILENAME_MAX) = '\0';
|
|
#endif
|
|
|
|
/* GRR: could do better check, see if overrunning buffer as we go:
|
|
* check end-buildpath after each append, set warning variable if
|
|
* within 20 of FILNAMSIZ; then if var set, do careful check when
|
|
* appending. Clear variable when begin new path. */
|
|
|
|
if ((end-buildpath) > FILNAMSIZ-2) /* need '/', one-char name, '\0' */
|
|
too_long = TRUE; /* check if extracting directory? */
|
|
if (stat(buildpath, &G.statbuf)) { /* path doesn't exist */
|
|
if (!G.create_dirs) { /* told not to create (freshening) */
|
|
free(buildpath);
|
|
return 2; /* path doesn't exist: nothing to do */
|
|
}
|
|
if (too_long) {
|
|
Info(slide, 1, ((char *)slide,
|
|
"checkdir error: path too long: %s\n", buildpath));
|
|
free(buildpath);
|
|
return 4; /* no room for filenames: fatal */
|
|
}
|
|
if (mkdir(buildpath, 0777) == -1) { /* create the directory */
|
|
Info(slide, 1, ((char *)slide,
|
|
"checkdir error: can't create %s\n\
|
|
unable to process %s.\n", buildpath, G.filename));
|
|
free(buildpath);
|
|
return 3; /* path didn't exist, tried to create, failed */
|
|
}
|
|
created_dir = TRUE;
|
|
} else if (!S_ISDIR(G.statbuf.st_mode)) {
|
|
Info(slide, 1, ((char *)slide,
|
|
"checkdir error: %s exists but is not directory\n\
|
|
unable to process %s.\n", buildpath, G.filename));
|
|
free(buildpath);
|
|
return 3; /* path existed but wasn't dir */
|
|
}
|
|
if (too_long) {
|
|
Info(slide, 1, ((char *)slide,
|
|
"checkdir error: path too long: %s\n", buildpath));
|
|
free(buildpath);
|
|
return 4; /* no room for filenames: fatal */
|
|
}
|
|
*end++ = '_';
|
|
*end = '\0';
|
|
Trace((stderr, "buildpath now = [%s]\n", buildpath));
|
|
return 0;
|
|
|
|
} /* end if (FUNCTION == APPEND_DIR) */
|
|
|
|
/*---------------------------------------------------------------------------
|
|
GETPATH: copy full path to the string pointed at by pathcomp, and free
|
|
buildpath.
|
|
---------------------------------------------------------------------------*/
|
|
|
|
if (FUNCTION == GETPATH) {
|
|
strcpy(pathcomp, buildpath);
|
|
Trace((stderr, "getting and freeing path [%s]\n", pathcomp));
|
|
free(buildpath);
|
|
buildpath = end = (char *)NULL;
|
|
return 0;
|
|
}
|
|
|
|
/*---------------------------------------------------------------------------
|
|
APPEND_NAME: assume the path component is the filename; append it and
|
|
return without checking for existence.
|
|
---------------------------------------------------------------------------*/
|
|
|
|
if (FUNCTION == APPEND_NAME) {
|
|
#ifdef SHORT_NAMES
|
|
char *old_end = end;
|
|
#endif
|
|
short dlen;
|
|
|
|
Trace((stderr, "appending filename [%s]\n", pathcomp));
|
|
while ((*end = *pathcomp++) != '\0') {
|
|
++end;
|
|
#ifdef SHORT_NAMES /* truncate name at 14 characters, typically */
|
|
if ((end-old_end) > FILENAME_MAX) /* GRR: proper constant? */
|
|
*(end = old_end + FILENAME_MAX) = '\0';
|
|
#endif
|
|
if(isdirdev(buildpath))
|
|
{
|
|
dlen = 5;
|
|
}
|
|
else
|
|
{
|
|
dlen = 0;
|
|
}
|
|
|
|
if ((end-buildpath-dlen) >= FILNAMSIZ) {
|
|
*--end = '\0';
|
|
Info(slide, 0x201, ((char *)slide,
|
|
"checkdir warning: path too long; truncating\n\
|
|
%s\n -> %s\n", G.filename, buildpath));
|
|
return 1; /* filename truncated */
|
|
}
|
|
}
|
|
Trace((stderr, "buildpath now = [%s]\n", buildpath));
|
|
return 0; /* could check for existence here, prompt for new name... */
|
|
}
|
|
|
|
/*---------------------------------------------------------------------------
|
|
INIT: allocate and initialize buffer space for the file currently being
|
|
extracted. If file was renamed with an absolute path, don't prepend the
|
|
extract-to path.
|
|
---------------------------------------------------------------------------*/
|
|
|
|
/* GRR: for VMS and TOPS-20, add up to 13 to strlen */
|
|
|
|
if (FUNCTION == INIT) {
|
|
Trace((stderr, "initializing buildpath to "));
|
|
if ((buildpath = (char *)malloc(strlen(G.filename)+rootlen+1)) ==
|
|
(char *)NULL)
|
|
return 10;
|
|
if ((rootlen > 0) && !renamed_fullpath) {
|
|
strcpy(buildpath, rootpath);
|
|
end = buildpath + rootlen;
|
|
} else {
|
|
*buildpath = '\0';
|
|
end = buildpath;
|
|
}
|
|
Trace((stderr, "[%s]\n", buildpath));
|
|
return 0;
|
|
}
|
|
|
|
/*---------------------------------------------------------------------------
|
|
ROOT: if appropriate, store the path in rootpath and create it if neces-
|
|
sary; else assume it's a zipfile member and return. This path segment
|
|
gets used in extracting all members from every zipfile specified on the
|
|
command line.
|
|
---------------------------------------------------------------------------*/
|
|
|
|
#if (!defined(SFX) || defined(SFX_EXDIR))
|
|
if (FUNCTION == ROOT) {
|
|
Trace((stderr, "initializing root path to [%s]\n", pathcomp));
|
|
if (pathcomp == (char *)NULL) {
|
|
rootlen = 0;
|
|
return 0;
|
|
}
|
|
if ((rootlen = strlen(pathcomp)) > 0) {
|
|
|
|
if (rootlen > 0 && (stat(pathcomp, &G.statbuf) ||
|
|
!S_ISDIR(G.statbuf.st_mode))) /* path does not exist */
|
|
{
|
|
if (!G.create_dirs /* || iswild(pathcomp) */
|
|
#ifdef OLD_EXDIR
|
|
|| !had_trailing_pathsep
|
|
#endif
|
|
) {
|
|
rootlen = 0;
|
|
return 2; /* skip (or treat as stored file) */
|
|
}
|
|
/* create the directory (could add loop here to scan pathcomp
|
|
* and create more than one level, but why really necessary?) */
|
|
|
|
if (mkdir(pathcomp, 0777) == -1) {
|
|
Info(slide, 1, ((char *)slide,
|
|
"checkdir: can't create extraction directory: %s\n",
|
|
pathcomp));
|
|
rootlen = 0; /* path didn't exist, tried to create, and */
|
|
return 3; /* failed: file exists, or 2+ levels required */
|
|
}
|
|
}
|
|
if (pathcomp[rootlen-1] == '/' || pathcomp[rootlen-1] == '_') {
|
|
pathcomp[--rootlen] = '\0';
|
|
}
|
|
if ((rootpath = (char *)malloc(rootlen+2)) == (char *)NULL) {
|
|
rootlen = 0;
|
|
return 10;
|
|
}
|
|
strcpy(rootpath, pathcomp);
|
|
rootpath[rootlen++] = '_';
|
|
rootpath[rootlen] = '\0';
|
|
}
|
|
Trace((stderr, "rootpath now = [%s]\n", rootpath));
|
|
return 0;
|
|
}
|
|
#endif /* !SFX || SFX_EXDIR */
|
|
|
|
/*---------------------------------------------------------------------------
|
|
END: free rootpath, immediately prior to program exit.
|
|
---------------------------------------------------------------------------*/
|
|
|
|
if (FUNCTION == END) {
|
|
Trace((stderr, "freeing rootpath\n"));
|
|
if (rootlen > 0)
|
|
free(rootpath);
|
|
return 0;
|
|
}
|
|
|
|
return 99; /* should never reach */
|
|
|
|
} /* end function checkdir() */
|
|
|
|
|
|
static void qfix(__G__ ef_ptr, ef_len)
|
|
__GDEF
|
|
uch *ef_ptr;
|
|
unsigned ef_len;
|
|
{
|
|
|
|
while (ef_len >= EB_HEADSIZE)
|
|
{
|
|
qdosextra *extra = (qdosextra *)ef_ptr;
|
|
jbextra *jbp = (jbextra *)ef_ptr;
|
|
unsigned eb_len = makeword(EB_LEN + ef_ptr);
|
|
|
|
if (eb_len > (ef_len - EB_HEADSIZE)) {
|
|
/* discovered some extra field inconsistency! */
|
|
Trace((stderr,
|
|
"qfix: block length %u > rest ef_size %u\n", eb_len,
|
|
ef_len - EB_HEADSIZE));
|
|
break;
|
|
}
|
|
|
|
switch (extra->shortid) {
|
|
case SHORTID:
|
|
if (!strncmp(extra->longid, LONGID, strlen(LONGID)))
|
|
{
|
|
if (eb_len != EXTRALEN)
|
|
fputs("warning: invalid length in Qdos field", stderr);
|
|
if (extra->header.d_type)
|
|
{
|
|
fs_heads(fgetchid(G.outfile), (timeout_t)-1,
|
|
&extra->header, 14);
|
|
G.pInfo->file_attr |= S_IXUSR;
|
|
}
|
|
}
|
|
|
|
if (!strncmp(jbp->longid, JBLONGID, strlen(JBLONGID)))
|
|
{
|
|
if (eb_len != JBEXTRALEN)
|
|
fputs("warning: invalid length in QZ field", stderr);
|
|
if (jbp->header.d_type)
|
|
{
|
|
fs_heads(fgetchid(G.outfile), (timeout_t)-1,
|
|
&jbp->header, 14);
|
|
G.pInfo->file_attr |= S_IXUSR;
|
|
}
|
|
}
|
|
break;
|
|
|
|
default:
|
|
Trace((stderr,"qfix: unknown extra field block, ID=%d\n",
|
|
extra->shortid));
|
|
break;
|
|
}
|
|
|
|
/* Skip this extra field block */
|
|
ef_ptr += (eb_len + EB_HEADSIZE);
|
|
ef_len -= (eb_len + EB_HEADSIZE);
|
|
}
|
|
}
|
|
|
|
|
|
#ifdef QDOS
|
|
# include <utime.h>
|
|
long timezone = 0;
|
|
#endif
|
|
|
|
|
|
/****************************/
|
|
/* Function close_outfile() */
|
|
/****************************/
|
|
|
|
void close_outfile(__G)
|
|
__GDEF
|
|
{
|
|
iztimes zt;
|
|
#ifdef USE_EF_UT_TIME
|
|
unsigned eb_izux_flg;
|
|
#endif
|
|
|
|
if (G.extra_field) {
|
|
qfix(__G__ G.extra_field, G.lrec.extra_field_length);
|
|
}
|
|
|
|
fclose(G.outfile);
|
|
|
|
/*---------------------------------------------------------------------------
|
|
Change the file permissions from default ones to those stored in the
|
|
zipfile.
|
|
---------------------------------------------------------------------------*/
|
|
|
|
#ifndef NO_CHMOD
|
|
if (chmod(G.filename, 0xffff & G.pInfo->file_attr))
|
|
perror("chmod (file attributes) error");
|
|
#endif
|
|
|
|
/*---------------------------------------------------------------------------
|
|
Convert from MSDOS-format local time and date to Unix-format 32-bit GMT
|
|
time: adjust base year from 1980 to 1970, do usual conversions from
|
|
yy/mm/dd hh:mm:ss to elapsed seconds, and account for timezone and day-
|
|
light savings time differences. If we have a Unix extra field, however,
|
|
we're laughing: both mtime and atime are ours.
|
|
---------------------------------------------------------------------------*/
|
|
|
|
#ifdef USE_EF_UT_TIME
|
|
eb_izux_flg = (G.extra_field ?
|
|
ef_scan_for_izux(G.extra_field, G.lrec.extra_field_length,
|
|
0, &zt, z_uidgid) : 0);
|
|
if (eb_izux_flg & EB_UT_FL_MTIME) {
|
|
TTrace((stderr, "\nclose_outfile: Unix e.f. modif. time = %ld\n",
|
|
zt.mtime));
|
|
} else {
|
|
zt.mtime = dos_to_unix_time(G.lrec.last_mod_file_date,
|
|
G.lrec.last_mod_file_time);
|
|
}
|
|
if (eb_izux_flg & EB_UT_FL_ATIME) {
|
|
TTrace((stderr, "close_outfile: Unix e.f. access time = %ld\n",
|
|
zt.atime));
|
|
} else {
|
|
zt.atime = zt.mtime;
|
|
|
|
TTrace((stderr, "\nclose_outfile: modification/access times = %ld\n",
|
|
zt.mtime));
|
|
}
|
|
#else
|
|
zt.atime = zt.mtime = dos_to_unix_time(G.lrec.last_mod_file_date,
|
|
G.lrec.last_mod_file_time);
|
|
#endif
|
|
|
|
/* set the file's access and modification times */
|
|
if (utime(G.filename, (struct utimbuf *)&zt)) {
|
|
Info(slide, 0x201, ((char *)slide,
|
|
"warning: can't set the time for %s\n", G.filename));
|
|
}
|
|
|
|
} /* end function close_outfile() */
|
|
|
|
|
|
|
|
#ifndef SFX
|
|
|
|
/************************/
|
|
/* Function version() */
|
|
/************************/
|
|
|
|
void version(__G)
|
|
__GDEF
|
|
{
|
|
|
|
sprintf((char *)slide, LoadFarString(CompiledWith),
|
|
"c68", " v4.2x", "SMS/QDOS",
|
|
" on ", __DATE__, "","");
|
|
(*G.message)((zvoid *)&G, slide, (ulg)strlen((char *)slide), 0);
|
|
|
|
} /* end function version() */
|
|
|
|
#endif /* !SFX */
|
|
#endif /* !FUNZIP */
|
|
|
|
#if CRYPT
|
|
|
|
char *getp(__G__ m, p, n)
|
|
__GDEF
|
|
const char *m; /* prompt for password */
|
|
char *p; /* return value: line input */
|
|
int n; /* bytes available in p[] */
|
|
{
|
|
int c; /* one-byte buffer for read() to use */
|
|
int i; /* number of characters input */
|
|
char *w; /* warning on retry */
|
|
|
|
/* get password */
|
|
w = "";
|
|
sd_cure(getchid(0), -1); /* enable cursor */
|
|
do {
|
|
fputs(w, stderr); /* warning if back again */
|
|
fputs(m, stderr); /* display prompt and flush */
|
|
fflush(stderr);
|
|
i = 0;
|
|
do {
|
|
c = getch();
|
|
if (c == 0xc2) {
|
|
if (i > 0) {
|
|
i--; /* the `del' keys works */
|
|
fputs("\b \b", stderr);
|
|
}
|
|
}
|
|
else if (i < n) {
|
|
p[i++] = c; /* truncate past n */
|
|
if(c != '\n') putc('*', stderr);
|
|
}
|
|
} while (c != '\n');
|
|
|
|
putc('\n', stderr); fflush(stderr);
|
|
w = "(line too long--try again)\n";
|
|
} while (p[i-1] != '\n');
|
|
|
|
p[i-1] = 0; /* terminate at newline */
|
|
sd_curs(getchid(0), -1); /* suppress cursor */
|
|
return p; /* return pointer to password */
|
|
|
|
} /* end function getp() */
|
|
|
|
#endif /* CRYPT */
|
|
|