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added zip from Info-ZIP
This commit is contained in:
ahgamut
Justine Tunney
parent
98c53ae526
commit
4ce5664c4b
363 changed files with 119113 additions and 0 deletions
313
third_party/infozip/zip/macos/source/unixlike.c
vendored
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313
third_party/infozip/zip/macos/source/unixlike.c
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/*
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Copyright (c) 1990-1999 Info-ZIP. All rights reserved.
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See the accompanying file LICENSE, version 1999-Oct-05 or later
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(the contents of which are also included in zip.h) for terms of use.
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If, for some reason, both of these files are missing, the Info-ZIP license
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also may be found at: ftp://ftp.cdrom.com/pub/infozip/license.html
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*/
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/*---------------------------------------------------------------------------
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unixlike.c
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Macintosh-specific routines to emulate unixfunctions.
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---------------------------------------------------------------------------*/
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/*****************************************************************************/
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/* Includes */
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/*****************************************************************************/
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#include "zip.h"
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#include <string.h>
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#include <stdio.h>
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#include <sound.h>
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#include "unixlike.h"
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#include "helpers.h"
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#include "pathname.h"
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#include "macstuff.h"
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#include "macglob.h"
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#include "mactime.h"
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/*****************************************************************************/
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/* Global Vars */
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/*****************************************************************************/
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extern MacZipGlobals MacZip;
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extern int errno;
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/*****************************************************************************/
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/* Prototypes */
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/*****************************************************************************/
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/*****************************************************************************/
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/* Functions */
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/*****************************************************************************/
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/*
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*----------------------------------------------------------------------
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*
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* MacStat --
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*
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* This function replaces the library version of stat. The stat
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* function provided by most Mac compiliers is rather broken and
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* incomplete.
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*
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* Results:
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* See stat documentation.
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*
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* Side effects:
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* See stat documentation.
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*
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*----------------------------------------------------------------------
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*/
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int Zmacstat(const char *Fname, struct stat *buf)
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{
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OSErr err, rc;
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short fullPathLength;
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Handle hFullPath;
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char path[NAME_MAX], path2[NAME_MAX];
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HVolumeParam vpb;
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static unsigned long count_of_files = 0;
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AssertStr(Fname,Fname)
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Assert_it(buf,"","")
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UserStop();
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memset(buf, 0, sizeof(buf)); /* zero out all fields */
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RfDfFilen2Real(path2, Fname, MacZip.MacZipMode, MacZip.DataForkOnly,
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&MacZip.CurrentFork);
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GetCompletePath(path, path2, &MacZip.fileSpec, &err);
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err = PrintUserHFSerr((err != -43) && (err != 0), err, path);
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printerr("GetCompletePath:", err, err, __LINE__, __FILE__, path);
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if (err != noErr) {
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errno = err;
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return -1;
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}
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/* Collect here some more information, it's not related to Macstat.
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(note: filespec gets changed later in this function) */
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/* clear string-buffer */
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memset(MacZip.FullPath, 0x00, sizeof(MacZip.FullPath));
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rc = FSpGetFullPath(&MacZip.fileSpec, &fullPathLength, &hFullPath);
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strncpy(MacZip.FullPath, *hFullPath, fullPathLength);
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DisposeHandle(hFullPath); /* we don't need it any more */
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/* Collect some more information not related to Macstat */
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/*
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* Fill the fpb & vpb struct up with info about file or directory.
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*/
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FSpGetDirectoryID(&MacZip.fileSpec, &MacZip.dirID, &MacZip.isDirectory);
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vpb.ioVRefNum = MacZip.fpb.hFileInfo.ioVRefNum = MacZip.fileSpec.vRefNum;
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vpb.ioNamePtr = MacZip.fpb.hFileInfo.ioNamePtr = MacZip.fileSpec.name;
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if (MacZip.isDirectory) {
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MacZip.fpb.hFileInfo.ioDirID = MacZip.fileSpec.parID;
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/*
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* Directories are executable by everyone.
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*/
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buf->st_mode |= UNX_IXUSR | UNX_IXGRP | UNX_IXOTH | UNX_IFDIR;
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} else {
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MacZip.fpb.hFileInfo.ioDirID = MacZip.dirID;
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}
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MacZip.fpb.hFileInfo.ioFDirIndex = 0;
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err = PBGetCatInfoSync((CInfoPBPtr)&MacZip.fpb);
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if (err == noErr) {
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vpb.ioVolIndex = 0;
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err = PBHGetVInfoSync((HParmBlkPtr)&vpb);
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if (err == noErr && buf != NULL) {
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/*
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* Files are always readable by everyone.
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*/
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buf->st_mode |= UNX_IRUSR | UNX_IRGRP | UNX_IROTH;
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/*
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* Use the Volume Info & File Info to fill out stat buf.
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*/
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if (MacZip.fpb.hFileInfo.ioFlAttrib & 0x10) {
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buf->st_mode |= UNX_IFDIR;
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buf->st_nlink = 2;
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} else {
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buf->st_nlink = 1;
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if (MacZip.fpb.hFileInfo.ioFlFndrInfo.fdFlags & 0x8000) {
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buf->st_mode |= UNX_IFLNK;
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} else {
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buf->st_mode |= UNX_IFREG;
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}
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}
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if (MacZip.fpb.hFileInfo.ioFlFndrInfo.fdType == 'APPL') {
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/*
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* Applications are executable by everyone.
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*/
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buf->st_mode |= UNX_IXUSR | UNX_IXGRP | UNX_IXOTH;
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}
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if ((MacZip.fpb.hFileInfo.ioFlAttrib & 0x01) == 0){
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/*
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* If not locked, then everyone has write acces.
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*/
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buf->st_mode |= UNX_IWUSR | UNX_IWGRP | UNX_IWOTH;
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}
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buf->st_ino = MacZip.fpb.hFileInfo.ioDirID;
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buf->st_dev = MacZip.fpb.hFileInfo.ioVRefNum;
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buf->st_uid = -1;
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buf->st_gid = -1;
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buf->st_rdev = 0;
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if (MacZip.CurrentFork == ResourceFork)
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buf->st_size = MacZip.fpb.hFileInfo.ioFlRLgLen;
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else
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buf->st_size = MacZip.fpb.hFileInfo.ioFlLgLen;
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buf->st_blksize = vpb.ioVAlBlkSiz;
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buf->st_blocks = (buf->st_size + buf->st_blksize - 1)
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/ buf->st_blksize;
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/*
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* The times returned by the Mac file system are in the
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* local time zone. We convert them to GMT so that the
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* epoch starts from GMT. This is also consistent with
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* what is returned from "clock seconds".
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*/
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if (!MacZip.isDirectory) {
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MacZip.CreatDate = MacZip.fpb.hFileInfo.ioFlCrDat;
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MacZip.ModDate = MacZip.fpb.hFileInfo.ioFlMdDat;
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MacZip.BackDate = MacZip.fpb.hFileInfo.ioFlBkDat;
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} else {
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MacZip.CreatDate = MacZip.fpb.dirInfo.ioDrCrDat;
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MacZip.ModDate = MacZip.fpb.dirInfo.ioDrMdDat;
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MacZip.BackDate = MacZip.fpb.dirInfo.ioDrBkDat;
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}
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#ifdef IZ_CHECK_TZ
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if (!zp_tz_is_valid)
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{
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MacZip.HaveGMToffset = false;
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MacZip.Md_UTCoffs = 0L;
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MacZip.Cr_UTCoffs = 0L;
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MacZip.Bk_UTCoffs = 0L;
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}
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else
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#endif
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{
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/* Do not use GMT offsets when Md_UTCoffs calculation
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* fails, since this time stamp is used for time
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* comparisons in Zip and UnZip operations.
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* We do not bother when GMT offset calculation fails for
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* any other time stamp value. Instead we simply assume
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* a default value of 0.
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*/
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MacZip.HaveGMToffset =
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GetGMToffsetMac(MacZip.ModDate, &MacZip.Md_UTCoffs);
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if (MacZip.HaveGMToffset) {
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GetGMToffsetMac(MacZip.CreatDate, &MacZip.Cr_UTCoffs);
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GetGMToffsetMac(MacZip.BackDate, &MacZip.Bk_UTCoffs);
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} else {
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MacZip.Cr_UTCoffs = 0L;
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MacZip.Bk_UTCoffs = 0L;
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}
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}
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#ifdef DEBUG_TIME
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{
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printf("\nZmacstat: MacZip.HaveGMToffset: %d",
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MacZip.HaveGMToffset);
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printf("\nZmacstat: Mac modif: %lu local -> UTOffset: %d",
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MacZip.ModDate, MacZip.Md_UTCoffs);
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printf("\nZmacstat: Mac creat: %lu local -> UTOffset: %d",
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MacZip.CreatDate, MacZip.Cr_UTCoffs);
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printf("\nZmacstat: Mac back: %lu local -> UTOffset: %d",
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MacZip.BackDate, MacZip.Bk_UTCoffs);
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}
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#endif /* DEBUG_TIME */
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buf->st_mtime = MacFtime2UnixFtime(MacZip.ModDate);
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buf->st_ctime = MacFtime2UnixFtime(MacZip.CreatDate);
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buf->st_atime = buf->st_mtime;
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#ifdef DEBUG_TIME
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{
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printf("\nZmacstat: Unix modif: %lu UTC; Mac: %lu local",
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buf->st_mtime, MacZip.ModDate);
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printf("\nZmacstat: Unix creat: %lu UTC; Mac: %lu local\n",
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buf->st_ctime, MacZip.CreatDate);
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}
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#endif /* DEBUG_TIME */
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if (noisy)
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{
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if (MacZip.StatingProgress)
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{
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count_of_files++;
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InformProgress(MacZip.RawCountOfItems, count_of_files );
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}
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else
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count_of_files = 0;
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}
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}
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}
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if (err != noErr) {
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errno = err;
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}
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MacZip.isMacStatValid = true;
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return (err == noErr ? 0 : -1);
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}
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/*
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*----------------------------------------------------------------------
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*
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* chmod --
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*
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* Results:
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* See chmod documentation.
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*
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* Side effects:
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* See chmod documentation.
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*
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*----------------------------------------------------------------------
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*/
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int chmod(char *path, int mode)
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{
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HParamBlockRec hpb;
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OSErr err;
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hpb.fileParam.ioNamePtr = C2PStr(path);
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hpb.fileParam.ioVRefNum = 0;
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hpb.fileParam.ioDirID = 0;
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if (mode & 0200) {
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err = PBHRstFLockSync(&hpb);
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} else {
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err = PBHSetFLockSync(&hpb);
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}
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if (err != noErr) {
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errno = err;
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return -1;
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}
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return 0;
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}
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