int NaClDescGetValueNotImplemented(struct NaClDesc *vself) {
NaClLog(LOG_ERROR,
"GetValue method is not implemented for object of type %s\n",
NaClDescTypeString(((struct NaClDescVtbl const *)
vself->base.vtbl)->typeTag));
return -NACL_ABI_EINVAL;
}
int32_t NaClDescIsattyNotImplemented(struct NaClDesc *vself) {
NaClLog(LOG_ERROR,
"Isatty method is not implemented for object of type %s\n",
NaClDescTypeString(((struct NaClDescVtbl const *)
vself->base.vtbl)->typeTag));
return -NACL_ABI_ENOTTY;
}
int NaClDescGetValueNotImplemented(struct NaClDesc *vself,
struct NaClDescEffector *effp) {
UNREFERENCED_PARAMETER(effp);
NaClLog(LOG_ERROR,
"GetValue method is not implemented for object of type %s\n",
NaClDescTypeString(vself->vtbl->typeTag));
return -NACL_ABI_EINVAL;
}
int NaClDescExternalizeNotImplemented(struct NaClDesc *vself,
struct NaClDescXferState *xfer) {
UNREFERENCED_PARAMETER(xfer);
NaClLog(LOG_ERROR,
"Externalize method is not implemented for object of type %s\n",
NaClDescTypeString(vself->vtbl->typeTag));
return -NACL_ABI_EINVAL;
}
int NaClDescFtruncateNotImplemented(struct NaClDesc *vself,
nacl_abi_off_t length) {
UNREFERENCED_PARAMETER(length);
NaClLog(LOG_ERROR,
"Ftruncate method is not implemented for object of type %s\n",
NaClDescTypeString(((struct NaClDescVtbl const *)
vself->base.vtbl)->typeTag));
return -NACL_ABI_EINVAL;
}
int NaClDescFstatNotImplemented(struct NaClDesc *vself,
struct nacl_abi_stat *statbuf) {
UNREFERENCED_PARAMETER(statbuf);
NaClLog(LOG_ERROR,
"Fstat method is not implemented for object of type %s\n",
NaClDescTypeString(((struct NaClDescVtbl const *)
vself->base.vtbl)->typeTag));
return -NACL_ABI_EINVAL;
}
int NaClDescWaitNotImplemented(struct NaClDesc *vself,
struct NaClDesc *mutex) {
UNREFERENCED_PARAMETER(mutex);
NaClLog(LOG_ERROR,
"Wait method is not implemented for object of type %s\n",
NaClDescTypeString(((struct NaClDescVtbl const *)
vself->base.vtbl)->typeTag));
return -NACL_ABI_EINVAL;
}
int NaClDescAcceptConnNotImplemented(struct NaClDesc *vself,
struct NaClDesc **result) {
UNREFERENCED_PARAMETER(result);
NaClLog(LOG_ERROR,
"AcceptConn method is not implemented for object of type %s\n",
NaClDescTypeString(((struct NaClDescVtbl const *)
vself->base.vtbl)->typeTag));
return -NACL_ABI_EINVAL;
}
int NaClDescExternalizeSizeNotImplemented(struct NaClDesc *vself,
size_t *nbytes,
size_t *nhandles) {
UNREFERENCED_PARAMETER(nbytes);
UNREFERENCED_PARAMETER(nhandles);
NaClLog(LOG_ERROR,
"ExternalizeSize method is not implemented for object of type %s\n",
NaClDescTypeString(vself->vtbl->typeTag));
return -NACL_ABI_EINVAL;
}
int NaClDescFstatNotImplemented(struct NaClDesc *vself,
struct NaClDescEffector *effp,
struct nacl_abi_stat *statbuf) {
UNREFERENCED_PARAMETER(effp);
UNREFERENCED_PARAMETER(statbuf);
NaClLog(LOG_ERROR,
"Fstat method is not implemented for object of type %s\n",
NaClDescTypeString(vself->vtbl->typeTag));
return -NACL_ABI_EINVAL;
}
int NaClDescUnmapUnsafeNotImplemented(struct NaClDesc *vself,
void *start_addr,
size_t len) {
UNREFERENCED_PARAMETER(start_addr);
UNREFERENCED_PARAMETER(len);
NaClLog(LOG_ERROR,
"Map method is not implemented for object of type %s\n",
NaClDescTypeString(((struct NaClDescVtbl const *)
vself->base.vtbl)->typeTag));
return -NACL_ABI_EINVAL;
}
int NaClDescTimedWaitAbsNotImplemented(struct NaClDesc *vself,
struct NaClDesc *mutex,
struct nacl_abi_timespec const *ts) {
UNREFERENCED_PARAMETER(mutex);
UNREFERENCED_PARAMETER(ts);
NaClLog(LOG_ERROR,
"TimedWaitAbs method is not implemented for object of type %s\n",
NaClDescTypeString(((struct NaClDescVtbl const *)
vself->base.vtbl)->typeTag));
return -NACL_ABI_EINVAL;
}
ssize_t NaClDescWriteNotImplemented(struct NaClDesc *vself,
void const *buf,
size_t len) {
UNREFERENCED_PARAMETER(buf);
UNREFERENCED_PARAMETER(len);
NaClLog(LOG_ERROR,
"Write method is not implemented for object of type %s\n",
NaClDescTypeString(((struct NaClDescVtbl const *)
vself->base.vtbl)->typeTag));
return -NACL_ABI_EINVAL;
}
ssize_t NaClDescGetdentsNotImplemented(struct NaClDesc *vself,
void *dirp,
size_t count) {
UNREFERENCED_PARAMETER(dirp);
UNREFERENCED_PARAMETER(count);
NaClLog(LOG_ERROR,
"Getdents method is not implemented for object of type %s\n",
NaClDescTypeString(((struct NaClDescVtbl const *)
vself->base.vtbl)->typeTag));
return -NACL_ABI_EINVAL;
}
int NaClDescIoctlNotImplemented(struct NaClDesc *vself,
int request,
void *arg) {
UNREFERENCED_PARAMETER(request);
UNREFERENCED_PARAMETER(arg);
NaClLog(LOG_ERROR,
"Ioctl method is not implemented for object of type %s\n",
NaClDescTypeString(((struct NaClDescVtbl const *)
vself->base.vtbl)->typeTag));
return -NACL_ABI_EINVAL;
}
nacl_off64_t NaClDescSeekNotImplemented(struct NaClDesc *vself,
nacl_off64_t offset,
int whence) {
UNREFERENCED_PARAMETER(offset);
UNREFERENCED_PARAMETER(whence);
NaClLog(LOG_ERROR,
"Seek method is not implemented for object of type %s\n",
NaClDescTypeString(((struct NaClDescVtbl const *)
vself->base.vtbl)->typeTag));
return -NACL_ABI_EINVAL;
}
ssize_t NaClDescLowLevelRecvMsgNotImplemented(
struct NaClDesc *vself,
struct NaClMessageHeader *dgram,
int flags) {
UNREFERENCED_PARAMETER(dgram);
UNREFERENCED_PARAMETER(flags);
NaClLog(LOG_ERROR,
"LowLevelRecvMsg method is not implemented for object of type %s\n",
NaClDescTypeString(((struct NaClDescVtbl const *)
vself->base.vtbl)->typeTag));
return -NACL_ABI_EINVAL;
}
ssize_t NaClDescSendMsgNotImplemented(
struct NaClDesc *vself,
const struct NaClImcTypedMsgHdr *nitmhp,
int flags) {
UNREFERENCED_PARAMETER(nitmhp);
UNREFERENCED_PARAMETER(flags);
NaClLog(LOG_ERROR,
"SendMsg method is not implemented for object of type %s\n",
NaClDescTypeString(((struct NaClDescVtbl const *)
vself->base.vtbl)->typeTag));
return -NACL_ABI_EINVAL;
}
nacl_off64_t NaClDescSeekNotImplemented(struct NaClDesc *vself,
struct NaClDescEffector *effp,
nacl_off64_t offset,
int whence) {
UNREFERENCED_PARAMETER(effp);
UNREFERENCED_PARAMETER(offset);
UNREFERENCED_PARAMETER(whence);
NaClLog(LOG_ERROR,
"Seek method is not implemented for object of type %s\n",
NaClDescTypeString(vself->vtbl->typeTag));
return -NACL_ABI_EINVAL;
}
int NaClDescIoctlNotImplemented(struct NaClDesc *vself,
struct NaClDescEffector *effp,
int request,
void *arg) {
UNREFERENCED_PARAMETER(effp);
UNREFERENCED_PARAMETER(request);
UNREFERENCED_PARAMETER(arg);
NaClLog(LOG_ERROR,
"Ioctl method is not implemented for object of type %s\n",
NaClDescTypeString(vself->vtbl->typeTag));
return -NACL_ABI_EINVAL;
}
ssize_t NaClDescReadNotImplemented(struct NaClDesc *vself,
struct NaClDescEffector *effp,
void *buf,
size_t len) {
UNREFERENCED_PARAMETER(effp);
UNREFERENCED_PARAMETER(buf);
UNREFERENCED_PARAMETER(len);
NaClLog(LOG_ERROR,
"Read method is not implemented for object of type %s\n",
NaClDescTypeString(vself->vtbl->typeTag));
return -NACL_ABI_EINVAL;
}
ssize_t NaClDescRecvMsgNotImplemented(struct NaClDesc *vself,
struct NaClDescEffector *effp,
struct NaClMessageHeader *dgram,
int flags) {
UNREFERENCED_PARAMETER(effp);
UNREFERENCED_PARAMETER(dgram);
UNREFERENCED_PARAMETER(flags);
NaClLog(LOG_ERROR,
"RecvMsg method is not implemented for object of type %s\n",
NaClDescTypeString(vself->vtbl->typeTag));
return -NACL_ABI_EINVAL;
}
uintptr_t NaClDescMapNotImplemented(struct NaClDesc *vself,
struct NaClDescEffector *effp,
void *start_addr,
size_t len,
int prot,
int flags,
nacl_off64_t offset) {
UNREFERENCED_PARAMETER(effp);
UNREFERENCED_PARAMETER(start_addr);
UNREFERENCED_PARAMETER(len);
UNREFERENCED_PARAMETER(prot);
UNREFERENCED_PARAMETER(flags);
UNREFERENCED_PARAMETER(offset);
NaClLog(LOG_ERROR,
"Map method is not implemented for object of type %s\n",
NaClDescTypeString(vself->vtbl->typeTag));
return -NACL_ABI_EINVAL;
}
/*
* Returns number of descriptors internalized, or an error code.
* Since only one descriptor can be internalized (out parameter is not
* an array), this means 0 or 1 are non-error conditions.
*
* Returns negative errno (syscall-style) on error.
*/
int NaClDescInternalizeFromXferBuffer(
struct NaClDesc **out_desc,
struct NaClDescXferState *xferp,
struct NaClDescQuotaInterface *quota_interface) {
int xfer_status;
size_t type_tag;
type_tag = NaClNrdXferReadTypeTag(xferp);
/* 0 <= type_tag */
if (NACL_DESC_TYPE_END_TAG == type_tag) {
return 0;
}
if (type_tag >= NACL_DESC_TYPE_MAX) {
NaClLog(4, ("illegal type tag %"NACL_PRIdS" (0x%"NACL_PRIxS")\n"),
type_tag, type_tag);
return -NACL_ABI_EIO;
}
if ((int (*)(struct NaClDesc **, struct NaClDescXferState *,
struct NaClDescQuotaInterface *)) NULL ==
NaClDescInternalize[type_tag]) {
NaClLog(LOG_FATAL,
"No internalization function for type %"NACL_PRIdS"\n",
type_tag);
/* fatal, but in case we change it later */
return -NACL_ABI_EIO;
}
xfer_status = (*NaClDescInternalize[type_tag])(out_desc, xferp,
quota_interface);
/* constructs new_desc, transferring ownership of any handles consumed */
if (xfer_status != 0) {
NaClLog(0,
"non-zero xfer_status %d, desc type tag %s (%"NACL_PRIdS")\n",
xfer_status,
NaClDescTypeString(type_tag),
type_tag);
}
return 0 == xfer_status;
}