APR_DECLARE(apr_status_t) apr_filepath_get(char **rootpath, apr_int32_t flags,
apr_pool_t *p)
{
char path[APR_PATH_MAX];
char *ptr;
/* use getcwdpath to make sure that we get the volume name*/
if (!getcwdpath(path, NULL, 0)) {
if (errno == ERANGE)
return APR_ENAMETOOLONG;
else
return errno;
}
/* Strip off the server name if there is one*/
ptr = strpbrk(path, "\\/:");
if (!ptr) {
return APR_ENOENT;
}
if (*ptr == ':') {
ptr = path;
}
*rootpath = apr_pstrdup(p, ptr);
if (!(flags & APR_FILEPATH_NATIVE)) {
for (ptr = *rootpath; *ptr; ++ptr) {
if (*ptr == '\\')
*ptr = '/';
}
}
return APR_SUCCESS;
}
/*
* Function: sys_set_ea
*
* Purpose: set a native EA
*
* Arguments:
*
* vol (r) current volume
* uname (r) filename
* attruname (r) EA name
* ibuf (r) buffer with EA content
* attrsize (r) length EA in ibuf
* oflag (r) link and create flag
*
* Returns: AFP code: AFP_OK on success or appropiate AFP error code
*
* Effects:
*
*/
int sys_set_ea(VFS_FUNC_ARGS_EA_SET)
{
int attr_flag;
int ret;
attr_flag = 0;
if ((oflag & O_CREAT) )
attr_flag |= XATTR_CREATE;
else if ((oflag & O_TRUNC) )
attr_flag |= XATTR_REPLACE;
if ((oflag & O_NOFOLLOW) ) {
ret = sys_lsetxattr(uname, attruname, ibuf, attrsize,attr_flag);
}
else {
ret = sys_setxattr(uname, attruname, ibuf, attrsize, attr_flag);
}
if (ret == -1) {
switch(errno) {
case OPEN_NOFOLLOW_ERRNO:
/* its a symlink and client requested O_NOFOLLOW */
LOG(log_debug, logtype_afpd, "sys_set_ea(\"%s\", ea:'%s'): symlink with kXAttrNoFollow",
uname, attruname);
return AFP_OK;
case EEXIST:
LOG(log_debug, logtype_afpd, "sys_set_ea(\"%s/%s\", ea:'%s'): EA already exists",
getcwdpath(), uname, attruname);
return AFPERR_EXIST;
default:
LOG(log_error, logtype_afpd, "sys_set_ea(\"%s/%s\", ea:'%s', size: %u, flags: %s|%s|%s): %s",
getcwdpath(), uname, attruname, attrsize,
oflag & O_CREAT ? "XATTR_CREATE" : "-",
oflag & O_TRUNC ? "XATTR_REPLACE" : "-",
oflag & O_NOFOLLOW ? "O_NOFOLLOW" : "-",
strerror(errno));
return AFPERR_MISC;
}
}
return AFP_OK;
}
APR_DECLARE(apr_status_t) apr_stat(apr_finfo_t *finfo,
const char *fname,
apr_int32_t wanted, apr_pool_t *pool)
{
struct stat info;
int srv;
NXPathCtx_t pathCtx = 0;
getcwdpath(NULL, &pathCtx, CTX_ACTUAL_CWD);
#ifdef APR_HAS_PSA
srv = getstat(pathCtx, (char*)fname, &info, ST_STAT_BITS|ST_NAME_BIT);
#else
srv = cstat(pathCtx, (char*)fname, &info, ST_STAT_BITS|ST_NAME_BIT, pool);
#endif
errno = srv;
if (srv == 0) {
finfo->pool = pool;
finfo->fname = fname;
fill_out_finfo(finfo, &info, wanted);
if (wanted & APR_FINFO_LINK)
wanted &= ~APR_FINFO_LINK;
if (wanted & APR_FINFO_NAME) {
finfo->name = apr_pstrdup(pool, info.st_name);
finfo->valid |= APR_FINFO_NAME;
}
return (wanted & ~finfo->valid) ? APR_INCOMPLETE : APR_SUCCESS;
}
else {
#if !defined(ENOENT) || !defined(ENOTDIR)
#error ENOENT || ENOTDIR not defined; please see the
#error comments at this line in the source for a workaround.
/*
* If ENOENT || ENOTDIR is not defined in one of the your OS's
* include files, APR cannot report a good reason why the stat()
* of the file failed; there are cases where it can fail even though
* the file exists. This opens holes in Apache, for example, because
* it becomes possible for someone to get a directory listing of a
* directory even though there is an index (eg. index.html) file in
* it. If you do not have a problem with this, delete the above
* #error lines and start the compile again. If you need to do this,
* please submit a bug report to http://www.apache.org/bug_report.html
* letting us know that you needed to do this. Please be sure to
* include the operating system you are using.
*/
/* WARNING: All errors will be handled as not found
*/
#if !defined(ENOENT)
return APR_ENOENT;
#else
/* WARNING: All errors but not found will be handled as not directory
*/
if (errno != ENOENT)
return APR_ENOENT;
else
return errno;
#endif
#else /* All was defined well, report the usual: */
return errno;
#endif
}
}
/*
* Function: sys_set_ea
*
* Purpose: set a native EA
*
* Arguments:
*
* vol (r) current volume
* uname (r) filename
* attruname (r) EA name
* ibuf (r) buffer with EA content
* attrsize (r) length EA in ibuf
* oflag (r) link and create flag
*
* Returns: AFP code: AFP_OK on success or appropiate AFP error code
*
* Effects:
*
*/
int sys_set_ea(VFS_FUNC_ARGS_EA_SET)
{
int attr_flag;
int ret;
char *eabuf;
/*
* Buffer for a copy of the xattr plus one byte in case
* AFPVOL_EA_SAMBA is used
*/
eabuf = malloc(attrsize + 1);
if (eabuf == NULL) {
return AFPERR_MISC;
}
memcpy(eabuf, ibuf, attrsize);
eabuf[attrsize] = 0;
attr_flag = 0;
if ((oflag & O_CREAT) )
attr_flag |= XATTR_CREATE;
else if ((oflag & O_TRUNC) )
attr_flag |= XATTR_REPLACE;
if (vol->v_flags & AFPVOL_EA_SAMBA) {
attrsize++;
}
/* PBaranski fix */
if ( fd != -1) {
LOG(log_debug, logtype_afpd, "sys_set_ea(%s): file is already opened", uname);
ret = sys_fsetxattr(fd, attruname, eabuf, attrsize, attr_flag);
} else {
if ((oflag & O_NOFOLLOW) ) {
ret = sys_lsetxattr(uname, attruname, eabuf, attrsize,attr_flag);
}
else {
ret = sys_setxattr(uname, attruname, eabuf, attrsize, attr_flag);
}
}
/* PBaranski fix */
if (ret == -1) {
switch(errno) {
case OPEN_NOFOLLOW_ERRNO:
/* its a symlink and client requested O_NOFOLLOW */
LOG(log_debug, logtype_afpd, "sys_set_ea(\"%s\", ea:'%s'): symlink with kXAttrNoFollow",
uname, attruname);
return AFP_OK;
case EEXIST:
LOG(log_debug, logtype_afpd, "sys_set_ea(\"%s/%s\", ea:'%s'): EA already exists",
getcwdpath(), uname, attruname);
return AFPERR_EXIST;
case ENOATTR:
case ENOENT:
if ((attr_flag & XATTR_REPLACE) && (vol->v_obj->afp_version >= 34))
return AFPERR_NOITEM;
return AFPERR_MISC;
default:
LOG(log_debug, logtype_afpd, "sys_set_ea(\"%s/%s\", ea:'%s', size: %u, flags: %s|%s|%s): %s",
getcwdpath(), uname, attruname, attrsize,
oflag & O_CREAT ? "XATTR_CREATE" : "-",
oflag & O_TRUNC ? "XATTR_REPLACE" : "-",
oflag & O_NOFOLLOW ? "O_NOFOLLOW" : "-",
strerror(errno));
return AFPERR_MISC;
}
}
return AFP_OK;
}
/*!
* This function performs a CNID db search
*
* Uses globals c1, c2, the search criteria
*
* @param vol (r) volume we are searching on ...
* @param dir (rw) directory we are starting from ...
* @param uname (r) UNIX name of object to search
* @param rmatches (r) maximum number of matches we can return
* @param pos (r) position we've stopped recently
* @param rbuf (w) output buffer
* @param nrecs (w) number of matches
* @param rsize (w) length of data written to output buffer
* @param ext (r) extended search flag
*/
static int catsearch_db(struct vol *vol,
struct dir *dir,
const char *uname,
int rmatches,
uint32_t *pos,
char *rbuf,
uint32_t *nrecs,
int *rsize,
int ext)
{
static char resbuf[DBD_MAX_SRCH_RSLTS * sizeof(cnid_t)];
static uint32_t cur_pos;
static int num_matches;
int ccr ,r;
int result = AFP_OK;
struct path path;
char *rrbuf = rbuf;
char buffer[MAXPATHLEN +2];
uint16_t flags = CONV_TOLOWER;
LOG(log_debug, logtype_afpd, "catsearch_db(req pos: %u): {pos: %u, name: %s}",
*pos, cur_pos, uname);
if (*pos != 0 && *pos != cur_pos) {
result = AFPERR_CATCHNG;
goto catsearch_end;
}
if (cur_pos == 0 || *pos == 0) {
if (convert_charset(vol->v_volcharset,
vol->v_volcharset,
vol->v_maccharset,
uname,
strlen(uname),
buffer,
MAXPATHLEN,
&flags) == (size_t)-1) {
LOG(log_error, logtype_afpd, "catsearch_db: conversion error");
result = AFPERR_MISC;
goto catsearch_end;
}
LOG(log_debug, logtype_afpd, "catsearch_db: %s", buffer);
if ((num_matches = cnid_find(vol->v_cdb,
buffer,
strlen(uname),
resbuf,
sizeof(resbuf))) == -1) {
result = AFPERR_MISC;
goto catsearch_end;
}
}
while (cur_pos < num_matches) {
char *name;
cnid_t cnid, did;
char resolvebuf[12 + MAXPATHLEN + 1];
struct dir *dir;
/* Next CNID to process from buffer */
memcpy(&cnid, resbuf + cur_pos * sizeof(cnid_t), sizeof(cnid_t));
did = cnid;
if ((name = cnid_resolve(vol->v_cdb, &did, resolvebuf, 12 + MAXPATHLEN + 1)) == NULL)
goto next;
LOG(log_debug, logtype_afpd, "catsearch_db: {pos: %u, name:%s, cnid: %u}",
cur_pos, name, ntohl(cnid));
if ((dir = dirlookup(vol, did)) == NULL)
goto next;
if (movecwd(vol, dir) < 0 )
goto next;
memset(&path, 0, sizeof(path));
path.u_name = name;
path.m_name = utompath(vol, name, cnid, utf8_encoding());
if (of_stat(vol, &path) != 0) {
switch (errno) {
case EACCES:
case ELOOP:
goto next;
case ENOENT:
default:
result = AFPERR_MISC;
goto catsearch_end;
}
}
/* For files path.d_dir is the parent dir, for dirs its the dir itself */
if (S_ISDIR(path.st.st_mode))
if ((dir = dirlookup(vol, cnid)) == NULL)
goto next;
path.d_dir = dir;
LOG(log_maxdebug, logtype_afpd,"catsearch_db: dir: %s, cwd: %s, name: %s",
cfrombstr(dir->d_fullpath), getcwdpath(), path.u_name);
/* At last we can check the search criteria */
ccr = crit_check(vol, &path);
if ((ccr & 1)) {
LOG(log_debug, logtype_afpd,"catsearch_db: match: %s/%s",
getcwdpath(), path.u_name);
/* bit 1 means that criteria has been met */
r = rslt_add(vol, &path, &rrbuf, ext);
if (r == 0) {
result = AFPERR_MISC;
goto catsearch_end;
}
*nrecs += r;
/* Number of matches limit */
if (--rmatches == 0)
goto catsearch_pause;
/* Block size limit */
if (rrbuf - rbuf >= 448)
goto catsearch_pause;
}
next:
cur_pos++;
} /* while */
/* finished */
result = AFPERR_EOF;
cur_pos = 0;
goto catsearch_end;
catsearch_pause:
*pos = cur_pos;
catsearch_end: /* Exiting catsearch: error condition */
*rsize = rrbuf - rbuf;
LOG(log_debug, logtype_afpd, "catsearch_db(req pos: %u): {pos: %u}", *pos, cur_pos);
return result;
}
/*
*
* Dispatcher for all incoming file change events
*
* */
static int register_fce(const char *u_name, int is_dir, int mode)
{
if (udp_sockets == 0)
/* No listeners configured */
return AFP_OK;
if (u_name == NULL)
return AFPERR_PARAM;
static int first_event = FCE_TRUE;
/* do some initialization on the fly the first time */
if (first_event) {
fce_initialize_history();
}
/* handle files which should not cause events (.DS_Store atc. ) */
for (int i = 0; skip_files[i] != NULL; i++)
{
if (!strcmp( u_name, skip_files[i]))
return AFP_OK;
}
char full_path_buffer[MAXPATHLEN + 1] = {""};
const char *cwd = getcwdpath();
if (mode == FCE_TM_SIZE) {
strlcpy(full_path_buffer, u_name, MAXPATHLEN);
} else if (!is_dir || mode == FCE_DIR_DELETE) {
if (strlen( cwd ) + strlen( u_name) + 1 >= MAXPATHLEN) {
LOG(log_error, logtype_afpd, "FCE file name too long: %s/%s", cwd, u_name );
return AFPERR_PARAM;
}
sprintf( full_path_buffer, "%s/%s", cwd, u_name );
} else {
if (strlen( cwd ) >= MAXPATHLEN) {
LOG(log_error, logtype_afpd, "FCE directory name too long: %s", cwd);
return AFPERR_PARAM;
}
strcpy( full_path_buffer, cwd);
}
/* Can we ignore this event based on type or history? */
if (!(mode & FCE_TM_SIZE) && fce_handle_coalescation( full_path_buffer, is_dir, mode ))
{
LOG(log_debug9, logtype_afpd, "Coalesced fc event <%d> for <%s>", mode, full_path_buffer );
return AFP_OK;
}
LOG(log_debug9, logtype_afpd, "Detected fc event <%d> for <%s>", mode, full_path_buffer );
/* we do initilization on the fly, no blocking calls in here
* (except when using FQDN in broken DNS environment)
*/
if (first_event == FCE_TRUE)
{
fce_init_udp();
/* Notify listeners the we start from the beginning */
send_fce_event( "", FCE_CONN_START );
first_event = FCE_FALSE;
}
/* Handle UDP transport */
send_fce_event( full_path_buffer, mode );
return AFP_OK;
}
/*
*
* Dispatcher for all incoming file change events
*
* */
static int register_fce(const char *u_name, int is_dir, int mode)
{
static int first_event = FCE_TRUE;
if (udp_sockets == 0)
/* No listeners configured */
return AFP_OK;
if (u_name == NULL)
return AFPERR_PARAM;
/* do some initialization on the fly the first time */
if (first_event) {
fce_initialize_history();
first_event = FCE_FALSE;
}
/* handle files which should not cause events (.DS_Store atc. ) */
for (int i = 0; skip_files[i] != NULL; i++)
{
if (!strcmp( u_name, skip_files[i]))
return AFP_OK;
}
char full_path_buffer[MAXPATHLEN + 1] = {""};
const char *cwd = getcwdpath();
if (mode == FCE_TM_SIZE) {
strlcpy(full_path_buffer, u_name, MAXPATHLEN);
} else if (!is_dir || mode == FCE_DIR_DELETE) {
if (strlen( cwd ) + strlen( u_name) + 1 >= MAXPATHLEN) {
LOG(log_error, logtype_afpd, "FCE file name too long: %s/%s", cwd, u_name );
return AFPERR_PARAM;
}
sprintf( full_path_buffer, "%s/%s", cwd, u_name );
} else {
if (strlen( cwd ) >= MAXPATHLEN) {
LOG(log_error, logtype_afpd, "FCE directory name too long: %s", cwd);
return AFPERR_PARAM;
}
strcpy( full_path_buffer, cwd);
}
/* Can we ignore this event based on type or history? */
if (!(mode & FCE_TM_SIZE) && fce_handle_coalescation( full_path_buffer, is_dir, mode ))
{
LOG(log_debug9, logtype_afpd, "Coalesced fc event <%d> for <%s>", mode, full_path_buffer );
return AFP_OK;
}
LOG(log_debug9, logtype_afpd, "Detected fc event <%d> for <%s>", mode, full_path_buffer );
if (mode & FCE_FILE_MODIFY) {
save_close_event(full_path_buffer);
return AFP_OK;
}
send_fce_event( full_path_buffer, mode );
return AFP_OK;
}
