#include <sys/types.h>
#include <dirent.h>
+#define NETATALK_DIOSZ_STACK 65536
+#define NETATALK_DIOSZ_HEAP (1024*1024)
+
/* vfs/unix.c */
extern int netatalk_unlink(const char *name);
extern int netatalk_unlinkat(int dirfd, const char *name);
extern int stickydirmode(const char *name, const mode_t mode, const int dropbox, const mode_t v_umask);
extern int unix_rename(int sfd, const char *oldpath, int dfd, const char *newpath);
extern int copy_file(int sfd, const char *src, const char *dst, mode_t mode);
+extern int copy_file_fd(int sfd, int dfd);
+extern int copy_ea(const char *ea, int sfd, const char *src, const char *dst, mode_t mode);
#endif /* ATALK_UNIX_H */
#include <atalk/bstrlib.h>
#include <atalk/bstradd.h>
#include <atalk/errchk.h>
+#include <atalk/util.h>
#include "ad_lock.h"
char *buf, *nentp;
int len;
+ LOG(log_debug, logtype_default, "ad_rebuild_adouble_header");
+
buf = ad->ad_data;
temp = htonl( ad->ad_magic );
static int ad_flush_hf(struct adouble *ad)
{
+ EC_INIT;
int len;
+ int cwd = -1;
LOG(log_debug, logtype_default, "ad_flush_hf(%s)", adflags2logstr(ad->ad_adflags));
return -1;
}
- if ((adf->adf_flags & O_RDWR)) {
+ if ((adf->adf_flags & O_RDWR)
+ || ((ad->ad_adflags & ADFLAGS_DIR) && (ad->ad_adflags & ADFLAGS_RDWR))) {
if (ad_getentryoff(ad, ADEID_RFORK)) {
if (ad->ad_rlen > 0xffffffff)
ad_setentrylen(ad, ADEID_RFORK, 0xffffffff);
break;
case AD_VERSION_EA:
if (AD_META_OPEN(ad)) {
- if (sys_fsetxattr(ad_data_fileno(ad), AD_EA_META, ad->ad_data, AD_DATASZ_EA, 0) != 0) {
- LOG(log_error, logtype_afpd, "ad_flush: sys_fsetxattr error: %s",
- strerror(errno));
- return -1;
+ if (ad->ad_adflags & ADFLAGS_DIR) {
+ EC_NEG1_LOG( cwd = open(".", O_RDONLY) );
+ EC_ZERO_LOG( sys_lsetxattr(".", AD_EA_META, ad->ad_data, AD_DATASZ_EA, 0) );
+ } else {
+ EC_ZERO_LOG( sys_fsetxattr(ad_data_fileno(ad), AD_EA_META, ad->ad_data, AD_DATASZ_EA, 0) );
}
}
break;
}
}
- return( 0 );
+EC_CLEANUP:
+ if (cwd != -1) {
+ if (fchdir(cwd) != 0) {
+ AFP_PANIC("ad_flush: cant fchdir");
+ }
+ close(cwd);
+ }
+ EC_EXIT;
}
/* Flush resofork adouble file if any (currently adouble:ea and #ifndef HAVE_EAFD eg Linux) */
} else {
if (adflags & ADFLAGS_RDWR) {
/* Fo a RDONLY adouble we just use sys_lgetxattr instead if sys_fgetxattr */
- LOG(log_debug, logtype_default, "ad_open_hf_ea(\"%s\"): opening for base file for meta adouble EA", path);
+ if (adflags & ADFLAGS_DIR)
+ /* For directories we open the directory RDONYL so we can later fchdir() */
+ oflags = (oflags & ~O_RDWR) | O_RDONLY;
+ LOG(log_debug, logtype_default, "ad_open_hf_ea(\"%s\"): opening base file for meta adouble EA", path);
if ((ad_meta_fileno(ad) = open(path, oflags)) == -1)
goto error;
ad->ad_mdp->adf_flags = oflags;
#include <atalk/unix.h>
#include <atalk/acl.h>
#include <atalk/compat.h>
+#include <atalk/errchk.h>
+#include <atalk/ea.h>
/* -----------------------------
a dropbox is a folder where w is set but not r eg:
* *at semnatics support functions (like openat, renameat standard funcs)
**************************************************************************/
+/* Copy all file data from one file fd to another */
+int copy_file_fd(int sfd, int dfd)
+{
+ EC_INIT;
+ ssize_t cc;
+ size_t buflen;
+ char filebuf[NETATALK_DIOSZ_STACK];
+
+ while ((cc = read(sfd, filebuf, sizeof(filebuf)))) {
+ if (cc < 0) {
+ if (errno == EINTR)
+ continue;
+ LOG(log_error, logtype_afpd, "copy_file_fd: %s", strerror(errno));
+ EC_FAIL;
+ }
+
+ buflen = cc;
+ while (buflen > 0) {
+ if ((cc = write(dfd, filebuf, buflen)) < 0) {
+ if (errno == EINTR)
+ continue;
+ LOG(log_error, logtype_afpd, "copy_file_fd: %s", strerror(errno));
+ EC_FAIL;
+ }
+ buflen -= cc;
+ }
+ }
+
+EC_CLEANUP:
+ EC_EXIT;
+}
+
/*
* Supports *at semantics if HAVE_ATFUNCS, pass dirfd=-1 to ignore this
*/
int dfd = -1;
ssize_t cc;
size_t buflen;
- char filebuf[8192];
+ char filebuf[NETATALK_DIOSZ_STACK];
#ifdef HAVE_ATFUNCS
if (dirfd == -1)
goto exit;
}
- while ((cc = read(sfd, filebuf, sizeof(filebuf)))) {
- if (cc < 0) {
- if (errno == EINTR)
- continue;
- LOG(log_error, logtype_afpd, "copy_file('%s'/'%s'): read '%s' error: %s",
- src, dst, src, strerror(errno));
- ret = -1;
- goto exit;
- }
-
- buflen = cc;
- while (buflen > 0) {
- if ((cc = write(dfd, filebuf, buflen)) < 0) {
- if (errno == EINTR)
- continue;
- LOG(log_error, logtype_afpd, "copy_file('%s'/'%s'): read '%s' error: %s",
- src, dst, dst, strerror(errno));
- ret = -1;
- goto exit;
- }
- buflen -= cc;
- }
- }
+ ret = copy_file_fd(sfd, dfd);
exit:
if (sfd != -1)
return ret;
}
+/*!
+ * Copy an EA from one file to another
+ *
+ * Supports *at semantics if HAVE_ATFUNCS, pass dirfd=-1 to ignore this
+ */
+int copy_ea(const char *ea, int dirfd, const char *src, const char *dst, mode_t mode)
+{
+ EC_INIT;
+ int sfd = -1;
+ int dfd = -1;
+ size_t easize;
+ char *eabuf = NULL;
+
+#ifdef HAVE_ATFUNCS
+ if (dirfd == -1)
+ dirfd = AT_FDCWD;
+ EC_NEG1_LOG( sfd = openat(dirfd, src, O_RDONLY) );
+#else
+ EC_NEG1_LOG( sfd = open(src, O_RDONLY) );
+#endif
+ EC_NEG1_LOG( dfd = open(dst, O_WRONLY, mode) );
+
+ if ((easize = sys_fgetxattr(sfd, ea, NULL, 0)) > 0) {
+ EC_NULL_LOG( eabuf = malloc(easize));
+ EC_NEG1_LOG( easize = sys_fgetxattr(sfd, ea, eabuf, easize) );
+ EC_NEG1_LOG( easize = sys_fsetxattr(dfd, ea, eabuf, easize, 0) );
+ }
+
+EC_CLEANUP:
+ if (sfd != -1)
+ close(sfd);
+ if (dfd != -1)
+ close(dfd);
+ free(eabuf);
+ EC_EXIT;
+}
+
/*
* at wrapper for netatalk_unlink
*/
/* bail if the file exists in the current directory.
* note: this will not fail with dangling symlinks */
- if (stat(de->d_name, &st) == 0)
+ if (lstat(de->d_name, &st) == 0)
return AFPERR_DIRNEMPT;
if ((err = netatalk_unlink(name)))
/* ----------------- */
static int RF_chown_ea(VFS_FUNC_ARGS_CHOWN)
{
+#ifndef HAVE_EAFD
+ return chown(vol->ad_path(path, ADFLAGS_HF ), uid, gid);
+#endif
return 0;
}
return 0;
}
+/* Returns 1 if the entry is NOT an ._ file */
+static int deletecurdir_ea_osx_chkifempty_loop(struct dirent *de, char *name, void *data _U_, int flag _U_, mode_t v_umask _U_)
+{
+ if (de->d_name[0] != '.' || de->d_name[0] == '_')
+ return 1;
+
+ return 0;
+}
+
+static int deletecurdir_ea_osx_loop(struct dirent *de, char *name, void *data _U_, int flag _U_, mode_t v_umask _U_)
+{
+ int ret;
+
+ if ((ret = netatalk_unlink(name)) != 0)
+ return ret;
+
+ return 0;
+}
+
/* ---------------- */
static int RF_deletecurdir_ea(VFS_FUNC_ARGS_DELETECURDIR)
{
+#ifndef HAVE_EAFD
+ int err;
+ /* delete stray ._AppleDouble files */
+
+ /* first check if there's really no other file besides files starting with ._ */
+ if ((err = for_each_adouble("deletecurdir_ea_osx", ".",
+ deletecurdir_ea_osx_chkifempty_loop,
+ NULL, 0, 0)) != 0) {
+ if (err == 1)
+ return AFPERR_DIRNEMPT;
+ return AFPERR_MISC;
+ }
+
+ /* Now delete orphaned ._ files */
+ if ((err = for_each_adouble("deletecurdir_ea_osx", ".",
+ deletecurdir_ea_osx_loop,
+ NULL, 0, 0)) != 0)
+ return err;
+
+#endif
return 0;
}
/* ---------------- */
static int RF_setdirunixmode_ea(VFS_FUNC_ARGS_SETDIRUNIXMODE)
{
+#ifndef HAVE_EAFD
+#endif
return 0;
}
static int RF_setfilmode_ea(VFS_FUNC_ARGS_SETFILEMODE)
{
+#ifndef HAVE_EAFD
+ return adouble_setfilmode(vol->ad_path(name, ADFLAGS_HF ), mode, st, vol->v_umask);
+#endif
return 0;
}
/* ---------------- */
static int RF_setdirmode_ea(VFS_FUNC_ARGS_SETDIRMODE)
{
+#ifndef HAVE_EAFD
+#endif
return 0;
}
/* ---------------- */
static int RF_setdirowner_ea(VFS_FUNC_ARGS_SETDIROWNER)
{
+#ifndef HAVE_EAFD
+#endif
return 0;
}
static int RF_deletefile_ea(VFS_FUNC_ARGS_DELETEFILE)
{
+#ifndef HAVE_EAFD
+ return netatalk_unlinkat(dirfd, vol->ad_path(file, ADFLAGS_HF));
+#endif
return 0;
}
static int RF_copyfile_ea(VFS_FUNC_ARGS_COPYFILE)
{
- return 0;
-}
+ EC_INIT;
-/* ---------------- */
-static int RF_renamefile_ea(VFS_FUNC_ARGS_RENAMEFILE)
-{
- return 0;
-}
+ /* copy meta EA */
+ if (copy_ea(AD_EA_META, sfd, src, dst, 0666) != 0)
+ return AFPERR_MISC;
-#if 0
-/*************************************************************************
- * osx adouble format
- ************************************************************************/
-static int validupath_osx(VFS_FUNC_ARGS_VALIDUPATH)
-{
- return strncmp(name,"._", 2) && (
- (vol->v_flags & AFPVOL_USEDOTS) ? netatalk_name(name): name[0] != '.');
-}
+ /* copy reso */
+#ifdef HAVE_EAFD
+ int sfile = -1, dfile = -1, sea = -1, dea = -1;
-/* ---------------- */
-static int RF_renamedir_osx(VFS_FUNC_ARGS_RENAMEDIR)
-{
- /* We simply move the corresponding ad file as well */
- char tempbuf[258]="._";
- return unix_rename(dirfd, vol->ad_path(oldpath,0), -1, strcat(tempbuf,newpath));
-}
+ if ((sfile = openat(sfd, src, O_RDONLY)) == -1) {
+ ret = AFPERR_MISC;
+ goto copyresoerr;
+ }
-/* ---------------- */
-static int RF_deletecurdir_osx(VFS_FUNC_ARGS_DELETECURDIR)
-{
- return netatalk_unlink( vol->ad_path(".",0) );
-}
+ if ((dfile = open(dts, O_WRONLY)) == -1) {
+ ret = AFPERR_MISC;
+ goto copyresoerr;
+ }
-/* ---------------- */
-static int RF_setdirunixmode_osx(VFS_FUNC_ARGS_SETDIRUNIXMODE)
-{
- return adouble_setfilmode(vol->ad_path(name, ADFLAGS_DIR ), mode, st, vol->v_umask);
-}
+ if ((sea = openat(sfile, AD_EA_RESO, O_RDONLY | O_XATTR)) == -1) {
+ ret = AFPERR_MISC;
+ goto copyresoerr;
+ }
-/* ---------------- */
-static int RF_setdirmode_osx(VFS_FUNC_ARGS_SETDIRMODE)
-{
- return 0;
-}
+ if ((dea = openat(dfile, AD_EA_RESO, O_RDWR | O_CREAT | O_XATTR)) == -1) {
+ ret = AFPERR_MISC;
+ goto copyresoerr;
+ }
-/* ---------------- */
-static int RF_setdirowner_osx(VFS_FUNC_ARGS_SETDIROWNER)
-{
- return 0;
+ ret = copy_file_fd(sea, dea);
+
+copyresoerr:
+ if (sfile != -1) close(sfile);
+ if (dfile != -1) close(dfile);
+ if (sea != -1) close(sea);
+ if (dea != -1) close(dea);
+ if (ret != 0)
+ return ret;
+
+EC_CLEANUP:
+#else
+ bstring s = NULL, d = NULL;
+ char *dup1 = NULL;
+ char *dup2 = NULL;
+ char *dup3 = NULL;
+ char *dup4 = NULL;
+ const char *name = NULL;
+ const char *dir = NULL;
+
+ /* get basename */
+
+ /* build src path to ._ file*/
+ EC_NULL(dup1 = strdup(src));
+ EC_NULL(name = basename(strdup(dup1)));
+
+ EC_NULL(dup2 = strdup(src));
+ EC_NULL(dir = dirname(dup2));
+ EC_NULL(s = bfromcstr(dir));
+ EC_ZERO(bcatcstr(s, "/._"));
+ EC_ZERO(bcatcstr(s, name));
+
+ /* build dst path to ._file*/
+ EC_NULL(dup4 = strdup(dst));
+ EC_NULL(name = basename(strdup(dup4)));
+
+ EC_NULL(dup3 = strdup(dst));
+ EC_NULL(dir = dirname(dup3));
+ EC_NULL(d = bfromcstr(dir));
+ EC_ZERO(bcatcstr(d, "/._"));
+ EC_ZERO(bcatcstr(d, name));
+
+ EC_ZERO(copy_file(sfd, cfrombstr(s), cfrombstr(d), 0666));
+
+EC_CLEANUP:
+ bdestroy(s);
+ bdestroy(d);
+ free(dup1);
+ free(dup2);
+ free(dup3);
+ free(dup4);
+#endif
+out:
+ EC_EXIT;
}
/* ---------------- */
-static int RF_renamefile_osx(VFS_FUNC_ARGS_RENAMEFILE)
+static int RF_renamefile_ea(VFS_FUNC_ARGS_RENAMEFILE)
{
+#ifndef HAVE_EAFD
char adsrc[ MAXPATHLEN + 1];
int err = 0;
return -1;
}
return 0;
-}
#endif
+ return 0;
+}
/********************************************************************************************
* VFS chaining