[glibc] Revert "Update code to handle the new ABI for sending inlined port rights."

[Samuel Thibault <sthibaul@sourceware.org>]

https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=d776a59723b22192d33557d2127e13cb31905382

commit d776a59723b22192d33557d2127e13cb31905382
Author: Samuel Thibault <samuel.thibault@ens-lyon.org>
Date:   Sun Dec 3 02:06:29 2023 +0100

    Revert "Update code to handle the new ABI for sending inlined port rights."
    
    This reverts commit 7e23b3c2c008e0b9b5da055e675d40cc27bb10ef.

Diff:
---
 hurd/intr-msg.c    | 26 ++------------------------
 mach/msg-destroy.c | 12 +++---------
 2 files changed, 5 insertions(+), 33 deletions(-)

diff --git a/hurd/intr-msg.c b/hurd/intr-msg.c
index d52e90449e..24184f827f 100644
--- a/hurd/intr-msg.c
+++ b/hurd/intr-msg.c
@@ -199,28 +199,6 @@ _hurd_intr_rpc_mach_msg (mach_msg_header_t *msg,
 		    __vm_deallocate (__mach_task_self (), (vm_address_t) data, length);
 		}
 
-	      inline void clean_inlined_ports (mach_port_name_inlined_t *ports)
-		{
-		  mach_msg_type_number_t i;
-		  switch (name)
-		    {
-		    case MACH_MSG_TYPE_MOVE_SEND:
-		      for (i = 0; i < number; i++)
-			__mach_port_deallocate (__mach_task_self (), ports[i].name);
-		      if (ty->msgtl_header.msgt_longform)
-			ty->msgtl_name = MACH_MSG_TYPE_COPY_SEND;
-		      else
-			ty->msgtl_header.msgt_name = MACH_MSG_TYPE_COPY_SEND;
-		      break;
-		    case MACH_MSG_TYPE_COPY_SEND:
-		    case MACH_MSG_TYPE_MOVE_RECEIVE:
-		      break;
-		    default:
-		      if (MACH_MSG_TYPE_PORT_ANY (name))
-			assert (! "unexpected port type in interruptible RPC");
-		    }
-		}
-
 	      char *data;
 	      if (ty->msgtl_header.msgt_longform)
 		{
@@ -237,11 +215,11 @@ _hurd_intr_rpc_mach_msg (mach_msg_header_t *msg,
 		  data = (char *) ty + sizeof (mach_msg_type_t);
 		}
 
-	      /* Calculate length of data in bytes.  */
 	      const vm_size_t length = ((number * size) + 7) >> 3;
 	      if (ty->msgtl_header.msgt_inline)
 		{
-		  clean_inlined_ports (data);
+		  /* Calculate length of data in bytes.  */
+		  clean_ports_and_memory (data, length, 0);
 		  /* Move to the next argument.  */
 		  ty = (void *) PTR_ALIGN_UP (data + length, __alignof__ (uintptr_t));
 		}
diff --git a/mach/msg-destroy.c b/mach/msg-destroy.c
index 8640c965bd..19137baa62 100644
--- a/mach/msg-destroy.c
+++ b/mach/msg-destroy.c
@@ -108,17 +108,11 @@ __mach_msg_destroy (mach_msg_header_t *msg)
 	    addr = is_inline ? saddr : * (vm_offset_t *) saddr;
 
 	    if (MACH_MSG_TYPE_PORT_ANY(name)) {
+		mach_port_t *ports = (mach_port_t *) addr;
 		mach_msg_type_number_t i;
 
-		if (is_inline) {
-		    mach_port_name_inlined_t *inlined_ports = (mach_port_name_inlined_t *)addr;
-		    for (i = 0; i < number; i++)
-			mach_msg_destroy_port(inlined_ports[i].name, name);
-		} else {
-		    mach_port_t *ports = (mach_port_t *) addr;
-		    for (i = 0; i < number; i++)
-			mach_msg_destroy_port(ports[i], name);
-		}
+		for (i = 0; i < number; i++)
+		    mach_msg_destroy_port(*ports++, name);
 	    }
 
 	    if (is_inline) {