/*
- * $Id: fork.c,v 1.73 2010-03-30 12:55:26 franklahm Exp $
- *
* Copyright (c) 1990,1993 Regents of The University of Michigan.
+ * Copyright (c) 2010 Frank Lahm
+ *
* All Rights Reserved. See COPYRIGHT.
*/
#endif /* HAVE_CONFIG_H */
#include <stdio.h>
-
#include <string.h>
#include <errno.h>
-
-#include <atalk/adouble.h>
-#include <atalk/logger.h>
-
#include <sys/param.h>
#include <sys/socket.h>
-
-#include <netatalk/at.h>
+#include <inttypes.h>
#include <atalk/dsi.h>
-#include <atalk/atp.h>
-#include <atalk/asp.h>
#include <atalk/afp.h>
+#include <atalk/adouble.h>
+#include <atalk/logger.h>
#include <atalk/util.h>
#include <atalk/cnid.h>
+#include <atalk/bstradd.h>
#include <atalk/globals.h>
#include "fork.h"
#include "desktop.h"
#include "volume.h"
-#ifdef DEBUG1
-#define Debug(a) ((a)->options.flags & OPTION_DEBUG)
-#else
-#define Debug(a) (0)
-#endif
-
#ifdef AFS
struct ofork *writtenfork;
#endif
static int getforkparams(struct ofork *ofork, u_int16_t bitmap, char *buf, size_t *buflen)
{
struct path path;
- struct stat *st;
+ struct stat *st;
+
+ struct adouble *adp;
+ struct dir *dir;
+ struct vol *vol;
- struct adouble *adp;
- struct dir *dir;
- struct vol *vol;
-
/* can only get the length of the opened fork */
- if ( ( (bitmap & ((1<<FILPBIT_DFLEN) | (1<<FILPBIT_EXTDFLEN)))
- && (ofork->of_flags & AFPFORK_RSRC))
- ||
- ( (bitmap & ((1<<FILPBIT_RFLEN) | (1<<FILPBIT_EXTRFLEN)))
- && (ofork->of_flags & AFPFORK_DATA))) {
+ if ( ( (bitmap & ((1<<FILPBIT_DFLEN) | (1<<FILPBIT_EXTDFLEN)))
+ && (ofork->of_flags & AFPFORK_RSRC))
+ ||
+ ( (bitmap & ((1<<FILPBIT_RFLEN) | (1<<FILPBIT_EXTRFLEN)))
+ && (ofork->of_flags & AFPFORK_DATA))) {
return( AFPERR_BITMAP );
}
path.m_name = of_name(ofork);
path.id = 0;
st = &path.st;
- if ( bitmap & ( (1<<FILPBIT_DFLEN) | (1<<FILPBIT_EXTDFLEN) |
- (1<<FILPBIT_FNUM) | (1 << FILPBIT_CDATE) |
+ if ( bitmap & ( (1<<FILPBIT_DFLEN) | (1<<FILPBIT_EXTDFLEN) |
+ (1<<FILPBIT_FNUM) | (1 << FILPBIT_CDATE) |
(1 << FILPBIT_MDATE) | (1 << FILPBIT_BDATE))) {
if ( ad_data_fileno( ofork->of_ad ) <= 0 ) {
/* 0 is for symlink */
return getmetadata(vol, bitmap, &path, dir, buf, buflen, adp );
}
-/* ---------------------------- */
static off_t get_off_t(char **ibuf, int is64)
{
u_int32_t temp;
ret = ntohl(temp)| (ret << 32);
}
else {
- ret = (int)ret; /* sign extend */
+ ret = (int)ret; /* sign extend */
}
return ret;
}
-/* ---------------------- */
static int set_off_t(off_t offset, char *rbuf, int is64)
{
u_int32_t temp;
return ret;
}
-/* ------------------------
-*/
static int is_neg(int is64, off_t val)
{
if (val < 0 || (sizeof(off_t) == 8 && !is64 && (val & 0x80000000U)))
- return 1;
+ return 1;
return 0;
}
-static int sum_neg(int is64, off_t offset, off_t reqcount)
+static int sum_neg(int is64, off_t offset, off_t reqcount)
{
- if (is_neg(is64, offset +reqcount) )
- return 1;
+ if (is_neg(is64, offset +reqcount) )
+ return 1;
return 0;
}
-/* -------------------------
-*/
-static int setforkmode(struct adouble *adp, int eid, int ofrefnum, int what)
-{
- return ad_lock(adp, eid, ADLOCK_RD | ADLOCK_FILELOCK, what, 1, ofrefnum);
-}
-
-/* -------------------------
-*/
-int getforkmode(struct adouble *adp, int eid, int what)
-{
- return ad_testlock(adp, eid, what);
-}
-
-/* -------------------------
-*/
static int fork_setmode(struct adouble *adp, int eid, int access, int ofrefnum)
{
int ret;
int denywriteset;
if (! (access & (OPENACC_WR | OPENACC_RD | OPENACC_DWR | OPENACC_DRD))) {
- return setforkmode(adp, eid, ofrefnum, AD_FILELOCK_OPEN_NONE);
+ return ad_lock(adp, eid, ADLOCK_RD | ADLOCK_FILELOCK, AD_FILELOCK_OPEN_NONE, 1, ofrefnum);
}
if ((access & (OPENACC_RD | OPENACC_DRD))) {
- if ((readset = getforkmode(adp, eid, AD_FILELOCK_OPEN_RD)) <0)
+ if ((readset = ad_testlock(adp, eid, AD_FILELOCK_OPEN_RD)) <0)
return readset;
- if ((denyreadset = getforkmode(adp, eid, AD_FILELOCK_DENY_RD)) <0)
+ if ((denyreadset = ad_testlock(adp, eid, AD_FILELOCK_DENY_RD)) <0)
return denyreadset;
if ((access & OPENACC_RD) && denyreadset) {
if ((access & OPENACC_DRD) && readset) {
errno = EACCES;
return -1;
- }
+ }
/* boolean logic is not enough, because getforkmode is not always telling the
- * true
+ * true
*/
if ((access & OPENACC_RD)) {
- ret = setforkmode(adp, eid, ofrefnum, AD_FILELOCK_OPEN_RD);
+ ret = ad_lock(adp, eid, ADLOCK_RD | ADLOCK_FILELOCK, AD_FILELOCK_OPEN_RD, 1, ofrefnum);
if (ret)
return ret;
}
if ((access & OPENACC_DRD)) {
- ret = setforkmode(adp, eid, ofrefnum, AD_FILELOCK_DENY_RD);
+ ret = ad_lock(adp, eid, ADLOCK_RD | ADLOCK_FILELOCK, AD_FILELOCK_DENY_RD, 1, ofrefnum);
if (ret)
return ret;
}
}
/* ------------same for writing -------------- */
if ((access & (OPENACC_WR | OPENACC_DWR))) {
- if ((writeset = getforkmode(adp, eid, AD_FILELOCK_OPEN_WR)) <0)
+ if ((writeset = ad_testlock(adp, eid, AD_FILELOCK_OPEN_WR)) <0)
return writeset;
- if ((denywriteset = getforkmode(adp, eid, AD_FILELOCK_DENY_WR)) <0)
+ if ((denywriteset = ad_testlock(adp, eid, AD_FILELOCK_DENY_WR)) <0)
return denywriteset;
if ((access & OPENACC_WR) && denywriteset) {
if ((access & OPENACC_DWR) && writeset) {
errno = EACCES;
return -1;
- }
+ }
if ((access & OPENACC_WR)) {
- ret = setforkmode(adp, eid, ofrefnum, AD_FILELOCK_OPEN_WR);
+ ret = ad_lock(adp, eid, ADLOCK_RD | ADLOCK_FILELOCK, AD_FILELOCK_OPEN_WR, 1, ofrefnum);
if (ret)
return ret;
}
if ((access & OPENACC_DWR)) {
- ret = setforkmode(adp, eid, ofrefnum, AD_FILELOCK_DENY_WR);
+ ret = ad_lock(adp, eid, ADLOCK_RD | ADLOCK_FILELOCK, AD_FILELOCK_DENY_WR, 1, ofrefnum);
if (ret)
return ret;
}
/* ----------------------- */
int afp_openfork(AFPObj *obj _U_, char *ibuf, size_t ibuflen _U_, char *rbuf, size_t *rbuflen)
{
- struct vol *vol;
- struct dir *dir;
- struct ofork *ofork, *opened;
- struct adouble *adsame = NULL;
- size_t buflen;
- int ret, adflags, eid;
- u_int32_t did;
- u_int16_t vid, bitmap, access, ofrefnum;
- char fork, *path, *upath;
- struct stat *st;
- u_int16_t bshort;
- struct path *s_path;
-
+ struct vol *vol;
+ struct dir *dir;
+ struct ofork *ofork, *opened;
+ struct adouble *adsame = NULL;
+ size_t buflen;
+ int ret, adflags, eid;
+ uint32_t did;
+ uint16_t vid, bitmap, access, ofrefnum;
+ char fork, *path, *upath;
+ struct stat *st;
+ uint16_t bshort;
+ struct path *s_path;
+
ibuf++;
fork = *ibuf++;
memcpy(&vid, ibuf, sizeof( vid ));
ibuf += sizeof( int );
if (NULL == ( dir = dirlookup( vol, did ))) {
- return afp_errno;
+ return afp_errno;
}
memcpy(&bitmap, ibuf, sizeof( bitmap ));
}
if (NULL == ( s_path = cname( vol, dir, &ibuf ))) {
- return get_afp_errno(AFPERR_PARAM);
+ return get_afp_errno(AFPERR_PARAM);
}
if (*s_path->m_name == '\0') {
- /* it's a dir ! */
- return AFPERR_BADTYPE;
+ /* it's a dir ! */
+ return AFPERR_BADTYPE;
}
+ LOG(log_debug, logtype_afpd,
+ "afp_openfork(\"%s\", %s)",
+ abspath(s_path->u_name),
+ (fork & OPENFORK_RSCS) ? "OPENFORK_RSCS" : "OPENFORK_DATA");
+
/* stat() data fork st is set because it's not a dir */
switch ( s_path->st_errno ) {
case 0:
case EACCES:
return (access & OPENACC_WR) ? AFPERR_LOCK : AFPERR_ACCESS;
default:
- LOG(log_error, logtype_afpd, "afp_openfork(%s): ad_open: %s", s_path->m_name, strerror(errno) );
+ LOG(log_error, logtype_afpd, "afp_openfork(%s): %s", s_path->m_name, strerror(errno));
return AFPERR_PARAM;
}
/* FIXME should we check it first ? */
if (check_access(upath, access ) < 0) {
return AFPERR_ACCESS;
}
- }
- else {
+ } else {
if (file_access(s_path, access ) < 0) {
return AFPERR_ACCESS;
}
/* 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
+ 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?
+ FIXME: add the fork we are opening?
*/
if ((opened = of_findname(s_path))) {
adsame = opened->of_ad;
if ( fork == OPENFORK_DATA ) {
eid = ADEID_DFORK;
- adflags = ADFLAGS_DF|ADFLAGS_HF;
+ adflags = ADFLAGS_DF | ADFLAGS_HF ;
} else {
eid = ADEID_RFORK;
- adflags = ADFLAGS_HF;
+ adflags = ADFLAGS_RF | ADFLAGS_HF;
}
path = s_path->m_name;
ret = AFPERR_NOOBJ;
if (access & OPENACC_WR) {
/* try opening in read-write mode */
- if (ad_open(upath, adflags, O_RDWR, 0, ofork->of_ad) < 0) {
+ if (ad_open(ofork->of_ad, upath, adflags, O_RDWR, O_RDWR) < 0) {
switch ( errno ) {
case EROFS:
ret = AFPERR_VLOCK;
case ENOENT:
if (fork == OPENFORK_DATA) {
/* try to open only the data fork */
- if (ad_open(upath, ADFLAGS_DF, O_RDWR, 0, ofork->of_ad) < 0) {
+ if (ad_open(ofork->of_ad, upath, ADFLAGS_DF, O_RDWR) < 0) {
goto openfork_err;
}
adflags = ADFLAGS_DF;
- }
- else {
+ } 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(upath, adflags, O_RDWR | O_CREAT, 0666, ofork->of_ad) < 0)
+ * fork if the user wants to open it for write acess. */
+ if (ad_open(ofork->of_ad, upath, adflags, O_RDWR | O_CREAT, 0666, O_RDWR | O_CREAT, 0666) < 0)
goto openfork_err;
ofork->of_flags |= AFPFORK_OPEN;
}
} else {
/* try opening in read-only mode */
ret = AFPERR_NOOBJ;
- if (ad_open(upath, adflags, O_RDONLY, 0, ofork->of_ad) < 0) {
+ if (ad_open(ofork->of_ad, upath, adflags, O_RDONLY, O_RDONLY) < 0) {
switch ( errno ) {
case EROFS:
ret = AFPERR_VLOCK;
case ENOENT:
/* see if client asked for a read only data fork */
if (fork == OPENFORK_DATA) {
- if (ad_open(upath, ADFLAGS_DF, O_RDONLY, 0, ofork->of_ad) < 0) {
+ if (ad_open(ofork->of_ad, upath, ADFLAGS_DF, O_RDONLY) < 0) {
goto openfork_err;
}
adflags = ADFLAGS_DF;
}
- /* else we don't set AFPFORK_OPEN because there's no ressource fork file
+ /* else we don't set AFPFORK_OPEN because there's no ressource fork file
* We need to check AFPFORK_OPEN 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 :
goto openfork_err;
break;
default:
- LOG(log_error, logtype_afpd, "afp_openfork('%s/%s'): ad_open: errno: %i (%s)",
- getcwdpath, s_path->m_name, errno, strerror(errno) );
+ LOG(log_error, logtype_afpd, "afp_openfork(\"%s\"): %s",
+ abspath(s_path->m_name), strerror(errno) );
goto openfork_err;
break;
}
}
}
- if ((adflags & ADFLAGS_HF) && (ad_get_HF_flags( ofork->of_ad) & O_CREAT)) {
+ if ((adflags & ADFLAGS_RF) && (ad_get_RF_flags( ofork->of_ad) & O_CREAT)) {
if (ad_setname(ofork->of_ad, path)) {
ad_flush( ofork->of_ad );
}
}
- if (( ret = getforkparams(ofork, bitmap, rbuf + 2 * sizeof( u_int16_t ),
- &buflen )) != AFP_OK ) {
+ if ((ret = getforkparams(ofork, bitmap, rbuf + 2 * sizeof(int16_t), &buflen)) != AFP_OK) {
ad_close( ofork->of_ad, adflags );
goto openfork_err;
}
rbuf += sizeof( u_int16_t );
/* check WriteInhibit bit if we have a ressource fork
- * the test is done here, after some Mac trafic capture
+ * the test is done here, after some Mac trafic capture
*/
if (ad_meta_fileno(ofork->of_ad) != -1) { /* META */
ad_getattr(ofork->of_ad, &bshort);
int afp_setforkparams(AFPObj *obj _U_, char *ibuf, size_t ibuflen, char *rbuf _U_, size_t *rbuflen)
{
- struct ofork *ofork;
- off_t size;
- u_int16_t ofrefnum, bitmap;
+ struct ofork *ofork;
+ off_t size;
+ u_int16_t ofrefnum, bitmap;
int err;
int is64;
int eid;
- off_t st_size;
-
+ off_t st_size;
+
ibuf += 2;
memcpy(&ofrefnum, ibuf, sizeof( ofrefnum ));
} else
return AFPERR_PARAM;
- if ( ( (bitmap & ( (1<<FILPBIT_DFLEN) | (1<<FILPBIT_EXTDFLEN) ))
- && eid == ADEID_RFORK
- ) ||
- ( (bitmap & ( (1<<FILPBIT_RFLEN) | (1<<FILPBIT_EXTRFLEN) ))
- && eid == ADEID_DFORK)) {
+ if ( ( (bitmap & ( (1<<FILPBIT_DFLEN) | (1<<FILPBIT_EXTDFLEN) ))
+ && eid == ADEID_RFORK
+ ) ||
+ ( (bitmap & ( (1<<FILPBIT_RFLEN) | (1<<FILPBIT_EXTRFLEN) ))
+ && eid == ADEID_DFORK)) {
return AFPERR_BITMAP;
}
-
+
is64 = 0;
if ((bitmap & ( (1<<FILPBIT_EXTDFLEN) | (1<<FILPBIT_EXTRFLEN) ))) {
if (afp_version >= 30) {
is64 = 4;
}
- else
- return AFPERR_BITMAP;
+ else
+ return AFPERR_BITMAP;
}
if (ibuflen < 2+ sizeof(ofrefnum) + sizeof(bitmap) + is64 +4)
return AFPERR_PARAM ;
-
+
size = get_off_t(&ibuf, is64);
if (size < 0)
if (bitmap == (1<<FILPBIT_DFLEN) || bitmap == (1<<FILPBIT_EXTDFLEN)) {
- st_size = ad_size(ofork->of_ad, eid);
- err = -2;
- if (st_size > size &&
- ad_tmplock(ofork->of_ad, eid, ADLOCK_WR, size, st_size -size, ofork->of_refnum) < 0)
+ st_size = ad_size(ofork->of_ad, eid);
+ err = -2;
+ if (st_size > size &&
+ ad_tmplock(ofork->of_ad, eid, ADLOCK_WR, size, st_size -size, ofork->of_refnum) < 0)
goto afp_setfork_err;
err = ad_dtruncate( ofork->of_ad, size );
if (st_size > size)
- ad_tmplock(ofork->of_ad, eid, ADLOCK_CLR, size, st_size -size, ofork->of_refnum);
+ ad_tmplock(ofork->of_ad, eid, ADLOCK_CLR, size, st_size -size, ofork->of_refnum);
if (err < 0)
goto afp_setfork_err;
} else if (bitmap == (1<<FILPBIT_RFLEN) || bitmap == (1<<FILPBIT_EXTRFLEN)) {
ad_refresh( ofork->of_ad );
- st_size = ad_size(ofork->of_ad, eid);
- err = -2;
- if (st_size > size &&
- ad_tmplock(ofork->of_ad, eid, ADLOCK_WR, size, st_size -size, ofork->of_refnum) < 0) {
+ st_size = ad_size(ofork->of_ad, eid);
+ err = -2;
+ if (st_size > size &&
+ ad_tmplock(ofork->of_ad, eid, ADLOCK_WR, size, st_size -size, ofork->of_refnum) < 0) {
goto afp_setfork_err;
- }
+ }
err = ad_rtruncate(ofork->of_ad, size);
if (st_size > size)
- ad_tmplock(ofork->of_ad, eid, ADLOCK_CLR, size, st_size -size, ofork->of_refnum);
+ ad_tmplock(ofork->of_ad, eid, ADLOCK_CLR, size, st_size -size, ofork->of_refnum);
if (err < 0)
goto afp_setfork_err;
* read and write. that's most easily handled by always doing an
* appropriate check before each ad_read/ad_write. other things
* that can change files like truncate are handled internally to those
- * functions.
+ * functions.
*/
#define ENDBIT(a) ((a) & 0x80)
#define UNLOCKBIT(a) ((a) & 0x01)
/* ---------------------- */
static int byte_lock(AFPObj *obj _U_, char *ibuf, size_t ibuflen _U_, char *rbuf, size_t *rbuflen, int is64)
{
- struct ofork *ofork;
+ struct ofork *ofork;
off_t offset, length;
int eid;
- u_int16_t ofrefnum;
+ u_int16_t ofrefnum;
u_int8_t flags;
int lockop;
-
+
*rbuflen = 0;
/* figure out parameters */
/* FIXME AD_FILELOCK test is surely wrong */
if (length == -1)
length = BYTELOCK_MAX;
- else if (!length || is_neg(is64, length)) {
- return AFPERR_PARAM;
- } else if ((length >= AD_FILELOCK_BASE) && -1 == (ad_reso_fileno(ofork->of_ad))) { /* HF ?*/
+ else if (!length || is_neg(is64, length)) {
+ return AFPERR_PARAM;
+ } else if ((length >= AD_FILELOCK_BASE) && -1 == (ad_reso_fileno(ofork->of_ad))) { /* HF ?*/
return AFPERR_LOCK;
}
if (ENDBIT(flags)) {
offset += ad_size(ofork->of_ad, eid);
- /* FIXME what do we do if file size > 2 GB and
+ /* FIXME what do we do if file size > 2 GB and
it's not byte_lock_ext?
*/
}
/* --------------------------- */
int afp_bytelock(AFPObj *obj, char *ibuf, size_t ibuflen, char *rbuf, size_t *rbuflen)
{
- return byte_lock ( obj, ibuf, ibuflen, rbuf, rbuflen , 0);
+ return byte_lock ( obj, ibuf, ibuflen, rbuf, rbuflen , 0);
}
/* --------------------------- */
int afp_bytelock_ext(AFPObj *obj, char *ibuf, size_t ibuflen, char *rbuf, size_t *rbuflen)
{
- return byte_lock ( obj, ibuf, ibuflen, rbuf, rbuflen , 1);
+ return byte_lock ( obj, ibuf, ibuflen, rbuf, rbuflen , 1);
}
#undef UNLOCKBIT
/* --------------------------- */
static int crlf(struct ofork *of)
{
- struct extmap *em;
+ struct extmap *em;
if ( ad_meta_fileno( of->of_ad ) == -1 || !memcmp( ufinderi, ad_entry( of->of_ad, ADEID_FINDERI),8)) { /* META */
/* no resource fork or no finderinfo, use our files extension mapping */
if (!( em = getextmap( of_name(of) )) || memcmp( "TEXT", em->em_type, sizeof( em->em_type ))) {
return 0;
- }
+ }
/* file type is TEXT */
return 1;
static ssize_t read_file(struct ofork *ofork, int eid,
- off_t offset, u_char nlmask,
- u_char nlchar, char *rbuf,
- size_t *rbuflen, const int xlate)
+ off_t offset, u_char nlmask,
+ u_char nlchar, char *rbuf,
+ size_t *rbuflen, const int xlate)
{
ssize_t cc;
int eof = 0;
}
/* -----------------------------
- * with ddp, afp_read can return fewer bytes than in reqcount
+ * with ddp, afp_read can return fewer bytes than in reqcount
* so return EOF only if read actually past end of file not
* if offset +reqcount > size of file
* e.g.:
* read fork offset 0 size 10752 ???? ==> 4264 bytes (without EOF)
* read fork offset 4264 size 6128 ==> 4264 (without EOF)
* read fork offset 9248 size 1508 ==> 1182 (EOF)
- * 10752 is a bug in Mac 7.5.x finder
+ * 10752 is a bug in Mac 7.5.x finder
*
- * with dsi, should we check that reqcount < server quantum?
-*/
+ * with dsi, should we check that reqcount < server quantum?
+ */
static int read_fork(AFPObj *obj, char *ibuf, size_t ibuflen _U_, char *rbuf, size_t *rbuflen, int is64)
{
- struct ofork *ofork;
- off_t offset, saveoff, reqcount, savereqcount;
- ssize_t cc, err;
- int eid, xlate = 0;
- u_int16_t ofrefnum;
- u_char nlmask, nlchar;
-
+ struct ofork *ofork;
+ off_t offset, saveoff, reqcount, savereqcount;
+ ssize_t cc, err;
+ int eid, xlate = 0;
+ u_int16_t ofrefnum;
+ u_char nlmask, nlchar;
+
ibuf += 2;
memcpy(&ofrefnum, ibuf, sizeof( ofrefnum ));
ibuf += sizeof( u_short );
offset = get_off_t(&ibuf, is64);
reqcount = get_off_t(&ibuf, is64);
+ LOG(log_debug, logtype_afpd,
+ "afp_read(\"%s\", off: %" PRIu64 ", size: %" PRIu64 ", fork: %s)",
+ cfrombstr(ofork->of_ad->ad_fullpath), offset, reqcount,
+ (ofork->of_flags & AFPFORK_DATA) ? "d" : "r");
+
if (is64) {
nlmask = nlchar = 0;
}
goto afp_read_err;
}
-#define min(a,b) ((a)<(b)?(a):(b))
+#define min(a,b) ((a)<(b)?(a):(b))
*rbuflen = min( reqcount, *rbuflen );
err = read_file(ofork, eid, offset, nlmask, nlchar, rbuf, rbuflen, xlate);
if (err < 0)
/* subtract off the offset */
size -= offset;
if (reqcount > size) {
- reqcount = size;
- err = AFPERR_EOF;
+ reqcount = size;
+ err = AFPERR_EOF;
}
offset += *rbuflen;
*rbuflen = cc;
/* due to the nature of afp packets, we have to exit if we get
an error. we can't do this with translation on. */
-#ifdef WITH_SENDFILE
- if (!(xlate || Debug(obj) )) {
+#ifdef WITH_SENDFILE
+ if (!(xlate)) {
int fd;
-
+
fd = ad_readfile_init(ofork->of_ad, eid, &offset, 0);
if (dsi_stream_read_file(dsi, fd, offset, dsi->datasize) < 0) {
if (errno == EINVAL || errno == ENOSYS)
goto afp_read_done;
}
-afp_read_loop:
-#endif
+ afp_read_loop:
+#endif
/* fill up our buffer. */
while (*rbuflen > 0) {
goto afp_read_exit;
offset += *rbuflen;
-#ifdef DEBUG1
- if (obj->options.flags & OPTION_DEBUG) {
- printf( "(read) reply: %d, %d\n", *rbuflen, dsi->clientID);
- bprint(rbuf, *rbuflen);
- }
-#endif
/* dsi_read() also returns buffer size of next allocation */
cc = dsi_read(dsi, rbuf, *rbuflen); /* send it off */
if (cc < 0)
dsi_readdone(dsi);
goto afp_read_done;
-afp_read_exit:
+ afp_read_exit:
LOG(log_error, logtype_afpd, "afp_read(%s): %s", of_name(ofork), strerror(errno));
dsi_readdone(dsi);
ad_tmplock(ofork->of_ad, eid, ADLOCK_CLR, saveoff, savereqcount,ofork->of_refnum);
return( AFP_OK );
}
-int afp_flushfork(AFPObj *obj _U_, char *ibuf, size_t ibuflen _U_, char *rbuf _U_, size_t *rbuflen)
+int afp_flushfork(AFPObj *obj _U_, char *ibuf, size_t ibuflen _U_, char *rbuf _U_, size_t *rbuflen)
{
- struct ofork *ofork;
- u_int16_t ofrefnum;
+ struct ofork *ofork;
+ u_int16_t ofrefnum;
*rbuflen = 0;
ibuf += 2;
return( AFPERR_PARAM );
}
+ LOG(log_debug, logtype_afpd,
+ "afp_flushfork(\"%s\", fork: %s)",
+ cfrombstr(ofork->of_ad->ad_fullpath),
+ (ofork->of_flags & AFPFORK_DATA) ? "d" : "r");
+
if ( flushfork( ofork ) < 0 ) {
LOG(log_error, logtype_afpd, "afp_flushfork(%s): %s", of_name(ofork), strerror(errno) );
}
There is a lot to tell about fsync, fdatasync, F_FULLFSYNC.
fsync(2) on OSX is implemented differently than on other platforms.
see: http://mirror.linux.org.au/pub/linux.conf.au/2007/video/talks/278.pdf.
- */
+*/
int afp_syncfork(AFPObj *obj _U_, char *ibuf, size_t ibuflen _U_, char *rbuf _U_, size_t *rbuflen)
{
struct ofork *ofork;
return( AFPERR_PARAM );
}
+ LOG(log_debug, logtype_afpd,
+ "afp_syncfork(\"%s\", fork: %s)",
+ cfrombstr(ofork->of_ad->ad_fullpath),
+ (ofork->of_flags & AFPFORK_DATA) ? "d" : "r");
+
if ( flushfork( ofork ) < 0 ) {
- LOG(log_error, logtype_afpd, "flushfork(%s): %s", of_name(ofork), strerror(errno) );
- return AFPERR_MISC;
+ LOG(log_error, logtype_afpd, "flushfork(%s): %s", of_name(ofork), strerror(errno) );
+ return AFPERR_MISC;
}
return( AFP_OK );
int err = 0, doflush = 0;
if ( ad_data_fileno( ofork->of_ad ) != -1 &&
- fsync( ad_data_fileno( ofork->of_ad )) < 0 ) {
+ fsync( ad_data_fileno( ofork->of_ad )) < 0 ) {
LOG(log_error, logtype_afpd, "flushfork(%s): dfile(%d) %s",
of_name(ofork), ad_data_fileno(ofork->of_ad), strerror(errno) );
err = -1;
}
if ( ad_reso_fileno( ofork->of_ad ) != -1 && /* HF */
- (ofork->of_flags & AFPFORK_RSRC)) {
+ (ofork->of_flags & AFPFORK_RSRC)) {
/* read in the rfork length */
ad_refresh(ofork->of_ad);
/* flush the header */
if (doflush && ad_flush(ofork->of_ad) < 0)
- err = -1;
+ err = -1;
if (fsync( ad_reso_fileno( ofork->of_ad )) < 0)
err = -1;
int afp_closefork(AFPObj *obj _U_, char *ibuf, size_t ibuflen _U_, char *rbuf _U_, size_t *rbuflen)
{
- struct ofork *ofork;
- u_int16_t ofrefnum;
+ struct ofork *ofork;
+ u_int16_t ofrefnum;
*rbuflen = 0;
ibuf += 2;
LOG(log_error, logtype_afpd, "afp_closefork: of_find(%d) could not locate fork", ofrefnum );
return( AFPERR_PARAM );
}
+
+ LOG(log_debug, logtype_afpd,
+ "afp_closefork(\"%s\", fork: %s)",
+ cfrombstr(ofork->of_ad->ad_fullpath),
+ (ofork->of_flags & AFPFORK_DATA) ? "d" : "r");
+
if ( of_closefork( ofork ) < 0 ) {
LOG(log_error, logtype_afpd, "afp_closefork(%s): of_closefork: %s", of_name(ofork), strerror(errno) );
return( AFPERR_PARAM );
static ssize_t write_file(struct ofork *ofork, int eid,
- off_t offset, char *rbuf,
- size_t rbuflen, const int xlate)
+ off_t offset, char *rbuf,
+ size_t rbuflen, const int xlate)
{
char *p, *q;
ssize_t cc;
/* 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
+ * the client may have sent us a bunch of data that's not reflected
* 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;
- int endflag, eid, xlate = 0, err = AFP_OK;
- u_int16_t ofrefnum;
+ struct ofork *ofork;
+ off_t offset, saveoff, reqcount;
+ int endflag, eid, xlate = 0, err = AFP_OK;
+ u_int16_t ofrefnum;
ssize_t cc;
/* figure out parameters */
goto afp_write_err;
}
+ LOG(log_debug, logtype_afpd,
+ "afp_write(\"%s\", off: %" PRIu64 ", size: %" PRIu64 ", fork: %s)",
+ cfrombstr(ofork->of_ad->ad_fullpath), offset, reqcount,
+ (ofork->of_flags & AFPFORK_DATA) ? "d" : "r");
+
if ((ofork->of_flags & AFPFORK_ACCWR) == 0) {
err = AFPERR_ACCESS;
goto afp_write_err;
/* offset can overflow on 64-bit capable filesystems.
* report disk full if that's going to happen. */
- if (sum_neg(is64, offset, reqcount)) {
+ if (sum_neg(is64, offset, reqcount)) {
err = AFPERR_DFULL;
goto afp_write_err;
}
/* this is yucky, but dsi can stream i/o and asp can't */
switch (obj->proto) {
-#ifndef NO_DDP
- case AFPPROTO_ASP:
- if (asp_wrtcont(obj->handle, rbuf, rbuflen) < 0) {
- *rbuflen = 0;
- LOG(log_error, logtype_afpd, "afp_write: asp_wrtcont: %s", strerror(errno) );
- return( AFPERR_PARAM );
- }
+ case AFPPROTO_DSI:
+ {
+ DSI *dsi = obj->handle;
-#ifdef DEBUG1
- if (obj->options.flags & OPTION_DEBUG) {
- printf("(write) len: %d\n", *rbuflen);
- bprint(rbuf, *rbuflen);
- }
-#endif
- if ((cc = write_file(ofork, eid, offset, rbuf, *rbuflen,
- xlate)) < 0) {
+ /* find out what we have already and write it out. */
+ cc = dsi_writeinit(dsi, rbuf, *rbuflen);
+ if (!cc || (cc = write_file(ofork, eid, offset, rbuf, cc, xlate)) < 0) {
+ dsi_writeflush(dsi);
*rbuflen = 0;
ad_tmplock(ofork->of_ad, eid, ADLOCK_CLR, saveoff, reqcount, ofork->of_refnum);
return cc;
}
offset += cc;
- break;
-#endif /* no afp/asp */
-
- case AFPPROTO_DSI:
- {
- DSI *dsi = obj->handle;
- /* find out what we have already and write it out. */
- cc = dsi_writeinit(dsi, rbuf, *rbuflen);
- if (!cc || (cc = write_file(ofork, eid, offset, rbuf, cc, xlate)) < 0) {
+#if 0 /*def HAVE_SENDFILE_WRITE*/
+ if (!(xlate || obj->options.flags & OPTION_DEBUG)) {
+ if ((cc = ad_writefile(ofork->of_ad, eid, dsi->socket,
+ offset, dsi->datasize)) < 0) {
+ switch (errno) {
+ case EDQUOT :
+ case EFBIG :
+ case ENOSPC :
+ cc = AFPERR_DFULL;
+ break;
+ default :
+ LOG(log_error, logtype_afpd, "afp_write: ad_writefile: %s", strerror(errno) );
+ goto afp_write_loop;
+ }
dsi_writeflush(dsi);
*rbuflen = 0;
- ad_tmplock(ofork->of_ad, eid, ADLOCK_CLR, saveoff, reqcount, ofork->of_refnum);
+ ad_tmplock(ofork->of_ad, eid, ADLOCK_CLR, saveoff,
+ reqcount, ofork->of_refnum);
return cc;
}
- offset += cc;
-#if 0 /*def HAVE_SENDFILE_WRITE*/
- if (!(xlate || obj->options.flags & OPTION_DEBUG)) {
- if ((cc = ad_writefile(ofork->of_ad, eid, dsi->socket,
- offset, dsi->datasize)) < 0) {
- switch (errno) {
- case EDQUOT :
- case EFBIG :
- case ENOSPC :
- cc = AFPERR_DFULL;
- break;
- default :
- LOG(log_error, logtype_afpd, "afp_write: ad_writefile: %s", strerror(errno) );
- goto afp_write_loop;
- }
- dsi_writeflush(dsi);
- *rbuflen = 0;
- ad_tmplock(ofork->of_ad, eid, ADLOCK_CLR, saveoff,
- reqcount, ofork->of_refnum);
- return cc;
- }
-
- offset += cc;
- goto afp_write_done;
- }
+ offset += cc;
+ goto afp_write_done;
+ }
#endif /* 0, was HAVE_SENDFILE_WRITE */
- /* 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, xlate)) < 0) {
- dsi_writeflush(dsi);
- *rbuflen = 0;
- ad_tmplock(ofork->of_ad, eid, ADLOCK_CLR, saveoff,
- reqcount, ofork->of_refnum);
- return cc;
- }
- offset += 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, xlate)) < 0) {
+ dsi_writeflush(dsi);
+ *rbuflen = 0;
+ ad_tmplock(ofork->of_ad, eid, ADLOCK_CLR, saveoff,
+ reqcount, ofork->of_refnum);
+ return cc;
}
+ offset += cc;
}
- break;
+ }
+ break;
}
ad_tmplock(ofork->of_ad, eid, ADLOCK_CLR, saveoff, reqcount, ofork->of_refnum);
return write_fork(obj, ibuf, ibuflen, rbuf, rbuflen, 0);
}
-/* ----------------------------
+/* ----------------------------
* FIXME need to deal with SIGXFSZ signal
-*/
+ */
int afp_write_ext(AFPObj *obj, char *ibuf, size_t ibuflen, char *rbuf, size_t *rbuflen)
{
return write_fork(obj, ibuf, ibuflen, rbuf, rbuflen, 1);
/* ---------------------------- */
int afp_getforkparams(AFPObj *obj _U_, char *ibuf, size_t ibuflen _U_, char *rbuf, size_t *rbuflen)
{
- struct ofork *ofork;
+ struct ofork *ofork;
int ret;
- u_int16_t ofrefnum, bitmap;
+ u_int16_t ofrefnum, bitmap;
size_t buflen;
ibuf += 2;
memcpy(&ofrefnum, ibuf, sizeof( ofrefnum ));
}
if (AFP_OK != ( ret = getforkparams( ofork, bitmap,
- rbuf + sizeof( u_short ), &buflen ))) {
+ rbuf + sizeof( u_short ), &buflen ))) {
return( ret );
}
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