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add IRIX EA support

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This commit is contained in:
Herb Lewis 0001-01-01 00:00:00 +00:00
parent 309835deac
commit 589e94f4ff
2 changed files with 162 additions and 1 deletions
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4
source/include/includes.h
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@ -437,6 +437,10 @@
#include <com_err.h>
#endif
#if HAVE_SYS_ATTRIBUTES_H
#include <sys/attributes.h>
#endif
#if HAVE_ATTR_XATTR_H
#include <attr/xattr.h>
#endif

159
source/lib/system.c
View File

@ -1263,6 +1263,16 @@ ssize_t sys_getxattr (const char *path, const char *name, void *value, size_t si
{
#if defined(HAVE_GETXATTR)
return getxattr(path, name, value, size);
#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;
#else
errno = ENOSYS;
return -1;
@ -1273,6 +1283,16 @@ ssize_t sys_lgetxattr (const char *path, const char *name, void *value, size_t s
{
#if defined(HAVE_LGETXATTR)
return lgetxattr(path, name, 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;
#else
errno = ENOSYS;
return -1;
@ -1283,16 +1303,96 @@ ssize_t sys_fgetxattr (int filedes, const char *name, void *value, size_t size)
{
#if defined(HAVE_FGETXATTR)
return fgetxattr(filedes, name, value, size);
#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;
#else
errno = ENOSYS;
return -1;
#endif
}
#if defined(HAVE_ATTR_LIST)
static char attr_buffer[ATTR_MAX_VALUELEN];
static ssize_t irix_attr_list(const char *path, int filedes, char *list, size_t size, int flags)
{
int retval = 0, index;
attrlist_cursor_t *cursor = 0;
int total_size = 0;
attrlist_t * al = (attrlist_t *)attr_buffer;
attrlist_ent_t *ae;
size_t ent_size, left = size;
char *bp = list;
while (True) {
if (filedes)
retval = attr_listf(filedes, attr_buffer, ATTR_MAX_VALUELEN, flags, cursor);
else
retval = attr_list(path, attr_buffer, ATTR_MAX_VALUELEN, flags, cursor);
if (retval) break;
for (index = 0; index < al->al_count; index++) {
ae = ATTR_ENTRY(attr_buffer, index);
ent_size = strlen(ae->a_name) + sizeof("user.");
if (left >= ent_size) {
strncpy(bp, "user.", sizeof("user."));
strncat(bp, ae->a_name, ent_size - sizeof("user."));
bp += ent_size;
left -= ent_size;
} else if (size) {
errno = ERANGE;
retval = -1;
break;
}
total_size += ent_size;
}
if (al->al_more == 0) break;
}
if (retval == 0) {
flags |= ATTR_ROOT;
cursor = 0;
while (True) {
if (filedes)
retval = attr_listf(filedes, attr_buffer, ATTR_MAX_VALUELEN, flags, cursor);
else
retval = attr_list(path, attr_buffer, ATTR_MAX_VALUELEN, flags, cursor);
if (retval) break;
for (index = 0; index < al->al_count; index++) {
ae = ATTR_ENTRY(attr_buffer, index);
ent_size = strlen(ae->a_name) + sizeof("system.");
if (left >= ent_size) {
strncpy(bp, "system.", sizeof("system."));
strncat(bp, ae->a_name, ent_size - sizeof("system."));
bp += ent_size;
left -= ent_size;
} else if (size) {
errno = ERANGE;
retval = -1;
break;
}
total_size += ent_size;
}
if (al->al_more == 0) break;
}
}
return (ssize_t)(retval ? retval : total_size);
}
#endif
ssize_t sys_listxattr (const char *path, char *list, size_t size)
{
#if defined(HAVE_LISTXATTR)
return listxattr(path, list, size);
#elif defined(HAVE_ATTR_LIST)
return irix_attr_list(path, 0, list, size, 0);
#else
errno = ENOSYS;
return -1;
@ -1301,8 +1401,10 @@ ssize_t sys_listxattr (const char *path, char *list, size_t size)
ssize_t sys_llistxattr (const char *path, char *list, size_t size)
{
#if defined(HAVE_GETXATTR)
#if defined(HAVE_LLISTXATTR)
return llistxattr(path, list, size);
#elif defined(HAVE_ATTR_LIST)
return irix_attr_list(path, 0, list, size, ATTR_DONTFOLLOW);
#else
errno = ENOSYS;
return -1;
@ -1313,6 +1415,8 @@ ssize_t sys_flistxattr (int filedes, char *list, size_t size)
{
#if defined(HAVE_FLISTXATTR)
return flistxattr(filedes, list, size);
#elif defined(HAVE_ATTR_LISTF)
return irix_attr_list(NULL, filedes, list, size, 0);
#else
errno = ENOSYS;
return -1;
@ -1323,6 +1427,13 @@ int sys_removexattr (const char *path, const char *name)
{
#if defined(HAVE_REMOVEXATTR)
return removexattr(path, name);
#elif defined(HAVE_ATTR_REMOVE)
int flags = 0;
char *attrname = strchr(name,'.') +1;
if (strncmp(name, "system", 6) == 0) flags |= ATTR_ROOT;
return attr_remove(path, attrname, flags);
#else
errno = ENOSYS;
return -1;
@ -1333,6 +1444,13 @@ int sys_lremovexattr (const char *path, const char *name)
{
#if defined(HAVE_LREMOVEXATTR)
return lremovexattr(path, name);
#elif defined(HAVE_ATTR_REMOVE)
int flags = ATTR_DONTFOLLOW;
char *attrname = strchr(name,'.') +1;
if (strncmp(name, "system", 6) == 0) flags |= ATTR_ROOT;
return attr_remove(path, attrname, flags);
#else
errno = ENOSYS;
return -1;
@ -1343,16 +1461,37 @@ int sys_fremovexattr (int filedes, const char *name)
{
#if defined(HAVE_FREMOVEXATTR)
return fremovexattr(filedes, name);
#elif defined(HAVE_ATTR_REMOVEF)
int flags = 0;
char *attrname = strchr(name,'.') +1;
if (strncmp(name, "system", 6) == 0) flags |= ATTR_ROOT;
return attr_removef(filedes, attrname, flags);
#else
errno = ENOSYS;
return -1;
#endif
}
#if !defined(HAVE_SETXATTR)
#define XATTR_CREATE 0x1 /* set value, fail if attr already exists */
#define XATTR_REPLACE 0x2 /* set value, fail if attr does not exist */
#endif
int sys_setxattr (const char *path, const char *name, const void *value, size_t size, int flags)
{
#if defined(HAVE_SETXATTR)
return setxattr(path, name, value, size, flags);
#elif defined(HAVE_ATTR_SET)
int myflags = 0;
char *attrname = strchr(name,'.') +1;
if (strncmp(name, "system", 6) == 0) myflags |= ATTR_ROOT;
if (flags & XATTR_CREATE) myflags |= ATTR_CREATE;
if (flags & XATTR_REPLACE) myflags |= ATTR_REPLACE;
return attr_set(path, attrname, (const char *)value, size, myflags);
#else
errno = ENOSYS;
return -1;
@ -1363,6 +1502,15 @@ int sys_lsetxattr (const char *path, const char *name, const void *value, size_t
{
#if defined(HAVE_LSETXATTR)
return lsetxattr(path, name, value, size, flags);
#elif defined(HAVE_ATTR_SET)
int myflags = ATTR_DONTFOLLOW;
char *attrname = strchr(name,'.') +1;
if (strncmp(name, "system", 6) == 0) myflags |= ATTR_ROOT;
if (flags & XATTR_CREATE) myflags |= ATTR_CREATE;
if (flags & XATTR_REPLACE) myflags |= ATTR_REPLACE;
return attr_set(path, attrname, (const char *)value, size, myflags);
#else
errno = ENOSYS;
return -1;
@ -1373,6 +1521,15 @@ int sys_fsetxattr (int filedes, const char *name, const void *value, size_t size
{
#if defined(HAVE_FSETXATTR)
return fsetxattr(filedes, name, value, size, flags);
#elif defined(HAVE_ATTR_SETF)
int myflags = 0;
char *attrname = strchr(name,'.') +1;
if (strncmp(name, "system", 6) == 0) myflags |= ATTR_ROOT;
if (flags & XATTR_CREATE) myflags |= ATTR_CREATE;
if (flags & XATTR_REPLACE) myflags |= ATTR_REPLACE;
return attr_setf(filedes, attrname, (const char *)value, size, myflags);
#else
errno = ENOSYS;
return -1;