ssize_t rep_fgetxattr (int filedes, const char *name, void *value, size_t size)
{
#if defined(HAVE_FGETXATTR)
#ifndef XATTR_ADDITIONAL_OPTIONS
return fgetxattr(filedes, name, value, size);
#else
/* So that we do not recursivly call this function */
#undef fgetxattr
int options = 0;
return fgetxattr(filedes, name, value, size, 0, options);
#endif
#elif defined(HAVE_FGETEA)
return fgetea(filedes, name, value, size);
#elif defined(HAVE_EXTATTR_GET_FD)
char *s;
ssize_t retval;
int attrnamespace = (strncmp(name, "system", 6) == 0) ?
EXTATTR_NAMESPACE_SYSTEM : EXTATTR_NAMESPACE_USER;
const char *attrname = ((s=strchr(name, '.')) == NULL) ? name : s + 1;
if((retval=extattr_get_fd(filedes, attrnamespace, attrname, NULL, 0)) >= 0) {
if (size == 0) {
return retval;
} else if (retval > size) {
errno = ERANGE;
return -1;
}
if((retval=extattr_get_fd(filedes, attrnamespace, attrname, value, size)) >= 0)
return retval;
}
return -1;
#elif defined(HAVE_ATTR_GETF)
int retval, flags = 0;
int valuelength = (int)size;
char *attrname = strchr(name,'.') + 1;
if (strncmp(name, "system", 6) == 0) flags |= ATTR_ROOT;
retval = attr_getf(filedes, attrname, (char *)value, &valuelength, flags);
if (size == 0 && retval == -1 && errno == E2BIG) {
return valuelength;
}
return retval ? retval : valuelength;
#elif defined(HAVE_ATTROPEN)
ssize_t ret = -1;
int attrfd = solaris_openat(filedes, name, O_RDONLY|O_XATTR, 0);
if (attrfd >= 0) {
ret = solaris_read_xattr(attrfd, value, size);
close(attrfd);
}
return ret;
#else
errno = ENOSYS;
return -1;
#endif
}
ssize_t sys_getxattr (const char *path, const char *uname, void *value, size_t size)
{
const char *name = prefix(uname);
#if defined(HAVE_GETXATTR)
#ifndef XATTR_ADD_OPT
return getxattr(path, name, value, size);
#else
int options = 0;
return getxattr(path, name, value, size, 0, options);
#endif
#elif defined(HAVE_GETEA)
return getea(path, name, value, size);
#elif defined(HAVE_EXTATTR_GET_FILE)
ssize_t retval;
/*
* The BSD implementation has a nasty habit of silently truncating
* the returned value to the size of the buffer, so we have to check
* that the buffer is large enough to fit the returned value.
*/
if((retval = extattr_get_file(path, EXTATTR_NAMESPACE_USER, uname, NULL, 0)) >= 0) {
if (size == 0)
/* size == 0 means only return size */
return retval;
if (retval > size) {
errno = ERANGE;
return -1;
}
if ((retval = extattr_get_file(path, EXTATTR_NAMESPACE_USER, uname, value, size)) >= 0)
return retval;
}
LOG(log_maxdebug, logtype_default, "sys_getxattr: extattr_get_file() failed with: %s\n", strerror(errno));
return -1;
#elif defined(HAVE_ATTR_GET)
int retval, flags = 0;
int valuelength = (int)size;
char *attrname = strchr(name,'.') + 1;
if (strncmp(name, "system", 6) == 0) flags |= ATTR_ROOT;
retval = attr_get(path, attrname, (char *)value, &valuelength, flags);
return retval ? retval : valuelength;
#elif defined(HAVE_ATTROPEN)
ssize_t ret = -1;
int attrfd = solaris_attropen(path, name, O_RDONLY, 0);
if (attrfd >= 0) {
ret = solaris_read_xattr(attrfd, value, size);
close(attrfd);
}
return ret;
#else
errno = ENOSYS;
return -1;
#endif
}
ssize_t sys_fgetxattr (int filedes, const char *uname, void *value, size_t size)
{
const char *name = prefix(uname);
#if defined(HAVE_FGETXATTR)
#ifndef XATTR_ADD_OPT
return fgetxattr(filedes, name, value, size);
#else
int options = 0;
return fgetxattr(filedes, name, value, size, 0, options);
#endif
#elif defined(HAVE_FGETEA)
return fgetea(filedes, name, value, size);
#elif defined(HAVE_EXTATTR_GET_FD)
char *s;
ssize_t retval;
int attrnamespace = (strncmp(name, "system", 6) == 0) ?
EXTATTR_NAMESPACE_SYSTEM : EXTATTR_NAMESPACE_USER;
const char *attrname = ((s=strchr(name, '.')) == NULL) ? name : s + 1;
if((retval=extattr_get_fd(filedes, attrnamespace, attrname, NULL, 0)) >= 0) {
if(retval > size) {
errno = ERANGE;
return -1;
}
if((retval=extattr_get_fd(filedes, attrnamespace, attrname, value, size)) >= 0)
return retval;
}
LOG(log_debug, logtype_default, "sys_fgetxattr: extattr_get_fd(): %s", strerror(errno));
return -1;
#elif defined(HAVE_ATTR_GETF)
int retval, flags = 0;
int valuelength = (int)size;
char *attrname = strchr(name,'.') + 1;
if (strncmp(name, "system", 6) == 0) flags |= ATTR_ROOT;
retval = attr_getf(filedes, attrname, (char *)value, &valuelength, flags);
return retval ? retval : valuelength;
#elif defined(HAVE_ATTROPEN)
ssize_t ret = -1;
int attrfd = solaris_openat(filedes, name, O_RDONLY|O_XATTR, 0);
if (attrfd >= 0) {
ret = solaris_read_xattr(attrfd, value, size);
close(attrfd);
}
return ret;
#else
errno = ENOSYS;
return -1;
#endif
}
ssize_t sys_lgetxattr (const char *path, const char *uname, void *value, size_t size)
{
const char *name = prefix(uname);
#if defined(HAVE_LGETXATTR)
return lgetxattr(path, name, value, size);
#elif defined(HAVE_GETXATTR) && defined(XATTR_ADD_OPT)
int options = XATTR_NOFOLLOW;
return getxattr(path, name, value, size, 0, options);
#elif defined(HAVE_LGETEA)
return lgetea(path, name, value, size);
#elif defined(HAVE_EXTATTR_GET_LINK)
ssize_t retval;
retval = extattr_get_link(path, EXTATTR_NAMESPACE_USER, uname, NULL, 0);
if (retval == -1) {
LOG(log_maxdebug, logtype_default, "extattr_get_link(): %s",
strerror(errno));
return -1;
}
if (size == 0)
/* Only interested in size of xattr */
return retval;
if (retval > size) {
errno = ERANGE;
return -1;
}
return extattr_get_link(path, EXTATTR_NAMESPACE_USER, uname, value, size);
#elif defined(HAVE_ATTR_GET)
int retval, flags = ATTR_DONTFOLLOW;
int valuelength = (int)size;
char *attrname = strchr(name,'.') + 1;
if (strncmp(name, "system", 6) == 0) flags |= ATTR_ROOT;
retval = attr_get(path, attrname, (char *)value, &valuelength, flags);
return retval ? retval : valuelength;
#elif defined(HAVE_ATTROPEN)
ssize_t ret = -1;
int attrfd = solaris_attropen(path, name, O_RDONLY | O_NOFOLLOW, 0);
if (attrfd >= 0) {
ret = solaris_read_xattr(attrfd, value, size);
close(attrfd);
}
return ret;
#else
errno = ENOSYS;
return -1;
#endif
}
ssize_t rep_getxattr (const char *path, const char *name, void *value, size_t size)
{
#if defined(HAVE_GETXATTR)
#ifndef XATTR_ADDITIONAL_OPTIONS
return getxattr(path, name, value, size);
#else
/* So that we do not recursivly call this function */
#undef getxattr
int options = 0;
return getxattr(path, name, value, size, 0, options);
#endif
#elif defined(HAVE_GETEA)
return getea(path, name, value, size);
#elif defined(HAVE_EXTATTR_GET_FILE)
char *s;
ssize_t retval;
int attrnamespace = (strncmp(name, "system", 6) == 0) ?
EXTATTR_NAMESPACE_SYSTEM : EXTATTR_NAMESPACE_USER;
const char *attrname = ((s=strchr(name, '.')) == NULL) ? name : s + 1;
/*
* The BSD implementation has a nasty habit of silently truncating
* the returned value to the size of the buffer, so we have to check
* that the buffer is large enough to fit the returned value.
*/
if((retval=extattr_get_file(path, attrnamespace, attrname, NULL, 0)) >= 0) {
if (size == 0) {
return retval;
} else if (retval > size) {
errno = ERANGE;
return -1;
}
if((retval=extattr_get_file(path, attrnamespace, attrname, value, size)) >= 0)
return retval;
}
return -1;
#elif defined(HAVE_ATTR_GET)
int retval, flags = 0;
int valuelength = (int)size;
char *attrname = strchr(name,'.') + 1;
if (strncmp(name, "system", 6) == 0) flags |= ATTR_ROOT;
retval = attr_get(path, attrname, (char *)value, &valuelength, flags);
if (size == 0 && retval == -1 && errno == E2BIG) {
return valuelength;
}
return retval ? retval : valuelength;
#elif defined(HAVE_ATTROPEN)
ssize_t ret = -1;
int attrfd = solaris_attropen(path, name, O_RDONLY, 0);
if (attrfd >= 0) {
ret = solaris_read_xattr(attrfd, value, size);
close(attrfd);
}
return ret;
#else
errno = ENOSYS;
return -1;
#endif
}
