#include <atalk/logger.h>
#include <atalk/util.h>
#include <atalk/cnid.h>
+#include <atalk/bstrlib.h>
#include <atalk/bstradd.h>
#include <atalk/globals.h>
#include <atalk/netatalk_conf.h>
struct stat *st;
uint16_t bshort;
struct path *s_path;
- struct stat xxx;
ibuf++;
fork = *ibuf++;
LOG(log_error, logtype_afpd, "afp_openfork(%s): %s", s_path->m_name, strerror(errno));
return AFPERR_PARAM;
}
- /* FIXME should we check it first ? */
+
upath = s_path->u_name;
+ path = s_path->m_name;
+ st = &s_path->st;
+
if (!vol_unix_priv(vol)) {
if (check_access(obj, vol, upath, access ) < 0) {
return AFPERR_ACCESS;
}
}
- st = &s_path->st;
- /* XXX: this probably isn't the best way to do this. the already
- open bits should really be set if the fork is opened by any
- program, not just this one. however, that's problematic to do
- if we can't write lock files somewhere. opened is also passed to
- ad_open so that we can keep file locks together.
- FIXME: add the fork we are opening?
- */
- if ((opened = of_findname(s_path))) {
+ if ((opened = of_findname(vol, s_path))) {
adsame = opened->of_ad;
}
- if ( fork == OPENFORK_DATA ) {
+ adflags = ADFLAGS_SETSHRMD;
+
+ if (fork == OPENFORK_DATA) {
eid = ADEID_DFORK;
- adflags = ADFLAGS_DF | ADFLAGS_HF | ADFLAGS_NOHF;
+ adflags |= ADFLAGS_DF;
} else {
eid = ADEID_RFORK;
- adflags = ADFLAGS_RF | ADFLAGS_HF | ADFLAGS_NOHF;
- if (!(access & OPENACC_WR))
- adflags |= ADFLAGS_NORF;
+ adflags |= ADFLAGS_RF;
}
- path = s_path->m_name;
- if (( ofork = of_alloc(vol, curdir, path, &ofrefnum, eid,
- adsame, st)) == NULL ) {
- return( AFPERR_NFILE );
+ if (access & OPENACC_WR) {
+ adflags |= ADFLAGS_RDWR;
+ if (fork != OPENFORK_DATA)
+ /*
+ * We only try to create the resource
+ * fork if the user wants to open it for write acess.
+ */
+ adflags |= ADFLAGS_CREATE;
+ } else {
+ adflags |= ADFLAGS_RDONLY;
}
+ if ((ofork = of_alloc(vol, curdir, path, &ofrefnum, eid, adsame, st)) == NULL)
+ return AFPERR_NFILE;
+
LOG(log_debug, logtype_afpd, "afp_openfork(\"%s\", %s, %s)",
fullpathname(s_path->u_name),
(fork == OPENFORK_DATA) ? "data" : "reso",
!(access & OPENACC_WR) ? "O_RDONLY" : "O_RDWR");
ret = AFPERR_NOOBJ;
+
+ /* First ad_open(), opens data or ressource fork */
+ if (ad_open(ofork->of_ad, upath, adflags, 0666) < 0) {
+ switch (errno) {
+ case EROFS:
+ ret = AFPERR_VLOCK;
+ case EACCES:
+ goto openfork_err;
+ case ENOENT:
+ goto openfork_err;
+ case EMFILE :
+ case ENFILE :
+ ret = AFPERR_NFILE;
+ goto openfork_err;
+ case EISDIR :
+ ret = AFPERR_BADTYPE;
+ goto openfork_err;
+ default:
+ LOG(log_error, logtype_afpd, "afp_openfork(%s): ad_open: %s", s_path->m_name, strerror(errno) );
+ ret = AFPERR_PARAM;
+ goto openfork_err;
+ }
+ }
+
+ /*
+ * Create metadata if we open rw, otherwise only open existing metadata
+ */
if (access & OPENACC_WR) {
- /* try opening in read-write mode */
- if (ad_open(ofork->of_ad, upath,
- adflags | ADFLAGS_RDWR | ADFLAGS_SETSHRMD) < 0) {
- switch ( errno ) {
- case EROFS:
- ret = AFPERR_VLOCK;
- case EACCES:
- goto openfork_err;
- case ENOENT:
- if (fork == OPENFORK_DATA) {
- /* try to open only the data fork */
- if (ad_open(ofork->of_ad, upath,
- ADFLAGS_DF | ADFLAGS_RDWR | ADFLAGS_SETSHRMD) < 0) {
- goto openfork_err;
- }
- adflags = ADFLAGS_DF;
- } else {
- /* here's the deal. we only try to create the resource
- * fork if the user wants to open it for write acess. */
- if (ad_open(ofork->of_ad, upath,
- adflags | ADFLAGS_RDWR | ADFLAGS_SETSHRMD | ADFLAGS_CREATE, 0666) < 0)
- goto openfork_err;
- ofork->of_flags |= AFPFORK_META;
- }
- break;
- case EMFILE :
- case ENFILE :
- ret = AFPERR_NFILE;
- goto openfork_err;
- case EISDIR :
- ret = AFPERR_BADTYPE;
- goto openfork_err;
- default:
- LOG(log_error, logtype_afpd, "afp_openfork(%s): ad_open: %s", s_path->m_name, strerror(errno) );
- ret = AFPERR_PARAM;
+ adflags = ADFLAGS_HF | ADFLAGS_RDWR | ADFLAGS_CREATE;
+ } else {
+ adflags = ADFLAGS_HF | ADFLAGS_RDONLY;
+ }
+
+ if (ad_open(ofork->of_ad, upath, adflags, 0666) == 0) {
+ ofork->of_flags |= AFPFORK_META;
+ if (ad_get_MD_flags(ofork->of_ad) & O_CREAT) {
+ LOG(log_debug, logtype_afpd, "afp_openfork(\"%s\"): setting CNID", upath);
+ cnid_t id;
+ if ((id = get_id(vol, ofork->of_ad, st, dir->d_did, upath, strlen(upath))) == CNID_INVALID) {
+ LOG(log_error, logtype_afpd, "afp_createfile(\"%s\"): CNID error", upath);
goto openfork_err;
}
- }
- else {
- /* the ressource fork is open too */
- ofork->of_flags |= AFPFORK_META;
+ (void)ad_setid(ofork->of_ad, st->st_dev, st->st_ino, id, dir->d_did, vol->v_stamp);
+ ad_flush(ofork->of_ad);
}
} else {
- /* try opening in read-only mode */
- ret = AFPERR_NOOBJ;
- if (ad_open(ofork->of_ad, upath, adflags | ADFLAGS_RDONLY | ADFLAGS_SETSHRMD) < 0) {
- switch ( errno ) {
- case EROFS:
- ret = AFPERR_VLOCK;
- goto openfork_err;
- case EACCES:
- goto openfork_err;
- case ENOENT:
- /* see if client asked for a read only data fork */
- if (fork == OPENFORK_DATA) {
- if (ad_open(ofork->of_ad, upath, ADFLAGS_DF | ADFLAGS_RDONLY | ADFLAGS_SETSHRMD) < 0) {
- goto openfork_err;
- }
- adflags = ADFLAGS_DF;
- }
- /* else we don't set AFPFORK_META because there's no ressource fork file
- * We need to check AFPFORK_META in afp_closefork(). eg fork open read-only
- * then create in open read-write.
- * FIXME , it doesn't play well with byte locking example:
- * ressource fork open read only
- * locking set on it (no effect, there's no file!)
- * ressource fork open read write now
- */
- break;
- case EMFILE :
- case ENFILE :
- ret = AFPERR_NFILE;
- goto openfork_err;
- case EISDIR :
- ret = AFPERR_BADTYPE;
- goto openfork_err;
- default:
- LOG(log_error, logtype_afpd, "afp_openfork(\"%s\"): %s",
- fullpathname(s_path->m_name), strerror(errno) );
- goto openfork_err;
- }
- } else {
- ofork->of_flags |= AFPFORK_META;
+ switch (errno) {
+ case EACCES:
+ case ENOENT:
+ /* no metadata? We don't care! */
+ break;
+ case EROFS:
+ ret = AFPERR_VLOCK;
+ case EMFILE :
+ case ENFILE :
+ ret = AFPERR_NFILE;
+ goto openfork_err;
+ case EISDIR :
+ ret = AFPERR_BADTYPE;
+ goto openfork_err;
+ default:
+ LOG(log_error, logtype_afpd, "afp_openfork(%s): ad_open: %s", s_path->m_name, strerror(errno) );
+ ret = AFPERR_PARAM;
+ goto openfork_err;
}
}
if ((access & OPENACC_RD))
ofork->of_flags |= AFPFORK_ACCRD;
+ LOG(log_debug, logtype_afpd, "afp_openfork(\"%s\"): fork: %" PRIu16,
+ fullpathname(s_path->m_name), ofork->of_refnum);
+
memcpy(rbuf, &ofrefnum, sizeof(ofrefnum));
return( AFP_OK );
goto afp_setfork_err;
}
- err = ad_rtruncate(ofork->of_ad, size);
+ err = ad_rtruncate(ofork->of_ad, mtoupath(ofork->of_vol, of_name(ofork), ofork->of_did, utf8_encoding(obj)), size);
if (st_size > size)
ad_tmplock(ofork->of_ad, eid, ADLOCK_CLR, size, st_size -size, ofork->of_refnum);
if (err < 0)
case EDQUOT:
case EFBIG:
case ENOSPC:
+ LOG(log_error, logtype_afpd, "afp_setforkparams: DISK FULL");
return AFPERR_DFULL;
default:
return AFPERR_PARAM;
static int read_file(const struct ofork *ofork, int eid, off_t offset, char *rbuf, size_t *rbuflen)
{
ssize_t cc;
- int eof = 0;
- char *p, *q;
cc = ad_read(ofork->of_ad, eid, offset, rbuf, *rbuflen);
if ( cc < 0 ) {
{
DSI *dsi = obj->dsi;
struct ofork *ofork;
- off_t offset, saveoff, reqcount, savereqcount, size;
+ off_t offset, saveoff, reqcount, savereqcount;
ssize_t cc, err;
int eid;
uint16_t ofrefnum;
goto afp_read_err;
}
- /* reqcount isn't always truthful. we need to deal with that. */
- size = ad_size(ofork->of_ad, eid);
+ AFP_READ_START((long)reqcount);
LOG(log_debug, logtype_afpd,
- "afp_read(off: %" PRIu64 ", len: %" PRIu64 ", fork: %s, size: %" PRIu64 ")",
- offset, reqcount, (ofork->of_flags & AFPFORK_DATA) ? "d" : "r", size);
-
- if (offset > size) {
- err = AFPERR_EOF;
- goto afp_read_err;
- }
-
- /* subtract off the offset */
- if (reqcount + offset > size) {
- reqcount = size - offset;
- err = AFPERR_EOF;
- }
+ "afp_read(fork: %" PRIu16 " [%s], off: %" PRIu64 ", len: %" PRIu64 ")",
+ ofork->of_refnum, (ofork->of_flags & AFPFORK_DATA) ? "data" : "reso", offset, reqcount);
savereqcount = reqcount;
saveoff = offset;
- LOG(log_debug, logtype_afpd,
- "afp_read(off: %" PRIu64 ", len: %" PRIu64 ", fork: %s)",
- offset, reqcount, (ofork->of_flags & AFPFORK_DATA) ? "d" : "r");
-
if (reqcount < 0 || offset < 0) {
err = AFPERR_PARAM;
goto afp_read_err;
}
- LOG(log_debug, logtype_afpd, "afp_read(name: \"%s\", offset: %jd, reqcount: %jd)",
- of_name(ofork), (intmax_t)offset, (intmax_t)reqcount);
-
if (obj->options.flags & OPTION_AFP_READ_LOCK) {
if (ad_tmplock(ofork->of_ad, eid, ADLOCK_RD, offset, reqcount, ofork->of_refnum) < 0) {
err = AFPERR_LOCK;
of_name(ofork), strerror(errno));
goto afp_read_exit;
}
- dsi_readdone(dsi);
goto afp_read_done;
}
#endif
- *rbuflen = MIN(reqcount, *rbuflen);
+ *rbuflen = MIN(reqcount, dsi->server_quantum);
- err = read_file(ofork, eid, offset, rbuf, rbuflen);
- if (err < 0)
+ cc = read_file(ofork, eid, offset, ibuf, rbuflen);
+ if (cc < 0) {
+ err = cc;
goto afp_read_done;
+ }
LOG(log_debug, logtype_afpd,
"afp_read(name: \"%s\", offset: %jd, reqcount: %jd): got %jd bytes from file",
* we know that we're sending some data. if we fail, something
* horrible happened.
*/
- if ((cc = dsi_readinit(dsi, rbuf, *rbuflen, reqcount, err)) < 0)
+ if ((cc = dsi_readinit(dsi, ibuf, *rbuflen, reqcount, err)) < 0)
goto afp_read_exit;
*rbuflen = cc;
while (*rbuflen > 0) {
- cc = read_file(ofork, eid, offset, rbuf, rbuflen);
+ /*
+ * This loop isn't really entered anymore, we've already
+ * sent the whole requested block in dsi_readinit().
+ */
+ cc = read_file(ofork, eid, offset, ibuf, rbuflen);
if (cc < 0)
goto afp_read_exit;
offset += *rbuflen;
/* dsi_read() also returns buffer size of next allocation */
- cc = dsi_read(dsi, rbuf, *rbuflen); /* send it off */
+ cc = dsi_read(dsi, ibuf, *rbuflen); /* send it off */
if (cc < 0)
goto afp_read_exit;
*rbuflen = cc;
afp_read_done:
if (obj->options.flags & OPTION_AFP_READ_LOCK)
ad_tmplock(ofork->of_ad, eid, ADLOCK_CLR, saveoff, savereqcount, ofork->of_refnum);
+
+ AFP_READ_DONE();
return err;
afp_read_err:
return( AFPERR_PARAM );
}
- LOG(log_debug, logtype_afpd, "afp_closefork(fork: %s)",
- (ofork->of_flags & AFPFORK_DATA) ? "d" : "r");
+ LOG(log_debug, logtype_afpd, "afp_closefork(fork: %" PRIu16 " [%s])",
+ ofork->of_refnum, (ofork->of_flags & AFPFORK_DATA) ? "data" : "rsrc");
if (of_closefork(obj, ofork) < 0 ) {
- LOG(log_error, logtype_afpd, "afp_closefork(%s): of_closefork: %s", of_name(ofork), strerror(errno) );
+ LOG(log_error, logtype_afpd, "afp_closefork: of_closefork: %s", strerror(errno) );
return( AFPERR_PARAM );
}
off_t offset, char *rbuf,
size_t rbuflen)
{
- char *p, *q;
ssize_t cc;
LOG(log_debug, logtype_afpd, "write_file(off: %ju, size: %zu)",
case EDQUOT :
case EFBIG :
case ENOSPC :
+ LOG(log_error, logtype_afpd, "write_file: DISK FULL");
return( AFPERR_DFULL );
case EACCES:
return AFPERR_ACCESS;
}
-/* FPWrite. NOTE: on an error, we always use afp_write_err as
+/*
+ * FPWrite. NOTE: on an error, we always use afp_write_err as
* the client may have sent us a bunch of data that's not reflected
- * in reqcount et al. */
+ * in reqcount et al.
+ */
static int write_fork(AFPObj *obj, char *ibuf, size_t ibuflen _U_, char *rbuf, size_t *rbuflen, int is64)
{
struct ofork *ofork;
- off_t offset, saveoff, reqcount, oldsize, newsize;
+ off_t offset, saveoff, reqcount, oldsize, newsize;
int endflag, eid, err = AFP_OK;
- uint16_t ofrefnum;
- ssize_t cc;
+ uint16_t ofrefnum;
+ ssize_t cc;
+ DSI *dsi = obj->dsi;
+ char *rcvbuf = (char *)dsi->commands;
+ size_t rcvbuflen = dsi->server_quantum;
/* figure out parameters */
ibuf++;
goto afp_write_err;
}
- LOG(log_debug, logtype_afpd, "afp_write(off: %" PRIu64 ", size: %" PRIu64 ", fork: %s)",
- offset, reqcount, (ofork->of_flags & AFPFORK_DATA) ? "d" : "r");
+ LOG(log_debug, logtype_afpd, "afp_write(fork: %" PRIu16 " [%s], off: %" PRIu64 ", size: %" PRIu64 ")",
+ ofork->of_refnum, (ofork->of_flags & AFPFORK_DATA) ? "data" : "reso", offset, reqcount);
if ((ofork->of_flags & AFPFORK_ACCWR) == 0) {
err = AFPERR_ACCESS;
/* offset can overflow on 64-bit capable filesystems.
* report disk full if that's going to happen. */
if (sum_neg(is64, offset, reqcount)) {
+ LOG(log_error, logtype_afpd, "write_fork: DISK FULL");
err = AFPERR_DFULL;
goto afp_write_err;
}
goto afp_write_err;
}
+ AFP_WRITE_START((long)reqcount);
+
saveoff = offset;
- if (ad_tmplock(ofork->of_ad, eid, ADLOCK_WR, saveoff,
- reqcount, ofork->of_refnum) < 0) {
- err = AFPERR_LOCK;
- goto afp_write_err;
+ if (obj->options.flags & OPTION_AFP_READ_LOCK) {
+ if (ad_tmplock(ofork->of_ad, eid, ADLOCK_WR, saveoff, reqcount, ofork->of_refnum) < 0) {
+ err = AFPERR_LOCK;
+ goto afp_write_err;
+ }
}
- DSI *dsi = obj->dsi;
- /* find out what we have already and write it out. */
- cc = dsi_writeinit(dsi, rbuf, *rbuflen);
+ /* find out what we have already */
+ cc = dsi_writeinit(dsi, rcvbuf, rcvbuflen);
- if (!cc || (cc = write_file(ofork, eid, offset, rbuf, cc)) < 0) {
+ if (!cc || (cc = write_file(ofork, eid, offset, rcvbuf, cc)) < 0) {
dsi_writeflush(dsi);
*rbuflen = 0;
- ad_tmplock(ofork->of_ad, eid, ADLOCK_CLR, saveoff, reqcount, ofork->of_refnum);
+ if (obj->options.flags & OPTION_AFP_READ_LOCK)
+ ad_tmplock(ofork->of_ad, eid, ADLOCK_CLR, saveoff, reqcount, ofork->of_refnum);
return cc;
}
offset += cc;
#if 0 /*def HAVE_SENDFILE_WRITE*/
- if ((cc = ad_writefile(ofork->of_ad, eid, dsi->socket,
- offset, dsi->datasize)) < 0) {
+ if ((cc = ad_writefile(ofork->of_ad, eid, dsi->socket, offset, dsi->datasize)) < 0) {
switch (errno) {
case EDQUOT:
case EFBIG:
}
dsi_writeflush(dsi);
*rbuflen = 0;
- ad_tmplock(ofork->of_ad, eid, ADLOCK_CLR, saveoff,
- reqcount, ofork->of_refnum);
+ if (obj->options.flags & OPTION_AFP_READ_LOCK)
+ ad_tmplock(ofork->of_ad, eid, ADLOCK_CLR, saveoff, reqcount, ofork->of_refnum);
return cc;
}
/* loop until everything gets written. currently
* dsi_write handles the end case by itself. */
- while ((cc = dsi_write(dsi, rbuf, *rbuflen))) {
- if ((cc = write_file(ofork, eid, offset, rbuf, cc)) < 0) {
+ while ((cc = dsi_write(dsi, rcvbuf, rcvbuflen))) {
+
+ if ((cc = write_file(ofork, eid, offset, rcvbuf, cc)) < 0) {
dsi_writeflush(dsi);
*rbuflen = 0;
- ad_tmplock(ofork->of_ad, eid, ADLOCK_CLR, saveoff,
- reqcount, ofork->of_refnum);
+ if (obj->options.flags & OPTION_AFP_READ_LOCK)
+ ad_tmplock(ofork->of_ad, eid, ADLOCK_CLR, saveoff, reqcount, ofork->of_refnum);
return cc;
}
+
+ LOG(log_debug, logtype_afpd, "afp_write: wrote: %jd, offset: %jd",
+ (intmax_t)cc, (intmax_t)offset);
+
offset += cc;
}
- ad_tmplock(ofork->of_ad, eid, ADLOCK_CLR, saveoff, reqcount, ofork->of_refnum);
+ if (obj->options.flags & OPTION_AFP_READ_LOCK)
+ ad_tmplock(ofork->of_ad, eid, ADLOCK_CLR, saveoff, reqcount, ofork->of_refnum);
if ( ad_meta_fileno( ofork->of_ad ) != -1 ) /* META */
ofork->of_flags |= AFPFORK_DIRTY;
ofork->of_vol->v_appended += (newsize > oldsize) ? (newsize - oldsize) : 0;
*rbuflen = set_off_t (offset, rbuf, is64);
+ AFP_WRITE_DONE();
return( AFP_OK );
afp_write_err:
- dsi_writeinit(obj->dsi, rbuf, *rbuflen);
- dsi_writeflush(obj->dsi);
+ dsi_writeinit(dsi, rcvbuf, rcvbuflen);
+ dsi_writeflush(dsi);
if (err != AFP_OK) {
*rbuflen = 0;
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