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Fix Capability.ExtendedAttributesIfAvailable on ZFS on FreeBSD #58

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merged 1 commit into from Aug 31, 2022
Merged

Fix Capability.ExtendedAttributesIfAvailable on ZFS on FreeBSD #58

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13 changes: 13 additions & 0 deletions syscalls.h
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Expand Up @@ -47,16 +47,29 @@ inline int bogus_mount_() {

/* Mappings for extended attribute functions */
#include <sys/extattr.h>
#include <errno.h>
static const char *fbsd_extattr_skip_prefix(const char *p) {
if (*p++ == 'u' && *p++ == 's' && *p++ == 'e' && *p++ == 'r' && *p++ == '.')
return p;
errno = EINVAL;
return NULL;
}
inline ssize_t flistxattr_(int fd, char *list, size_t size) {
return extattr_list_fd(fd, EXTATTR_NAMESPACE_USER, list, size);
}
inline ssize_t fgetxattr_(int fd, const char *name, void *value, size_t size) {
if (!(name = fbsd_extattr_skip_prefix(name)))
return -1;
return extattr_get_fd(fd, EXTATTR_NAMESPACE_USER, name, value, size);
}
inline int fsetxattr_(int fd, const char *name, const void *value, size_t size, int) {
if (!(name = fbsd_extattr_skip_prefix(name)))
return -1;
return extattr_set_fd(fd, EXTATTR_NAMESPACE_USER, name, value, size);
}
inline int fremovexattr_(int fd, const char *name) {
if (!(name = fbsd_extattr_skip_prefix(name)))
return -1;
return extattr_delete_fd(fd, EXTATTR_NAMESPACE_USER, name);
}

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