Brendan Shanks : ntdll: End generated SMBIOS tables with the end-of-table structure.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 2b76b9f234eb5d4753337d8b080f2c050daae3ff
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=2b76b9f234eb5d4753337d8b0...

Author: Brendan Shanks 
Date:   Tue Aug  4 12:02:48 2020 -0700

ntdll: End generated SMBIOS tables with the end-of-table structure.

Signed-off-by: Brendan Shanks 
Signed-off-by: Alexandre Julliard

---

dlls/ntdll/unix/system.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/dlls/ntdll/unix/system.c b/dlls/ntdll/unix/system.c
index de33d52ed2..4e0841175e 100644
--- a/dlls/ntdll/unix/system.c
+++ b/dlls/ntdll/unix/system.c
@@ -1263,6 +1263,7 @@ static NTSTATUS get_firmware_info( SYSTEM_FIRMWARE_TABLE_INFORMATION *sfti, ULON
         struct smbios_system *system;
         struct smbios_board *board;
         struct smbios_chassis *chassis;
+        struct smbios_header *end_of_table;

#define S(s) s, sizeof(s)
         bios_vendor_len = get_smbios_string("/sys/class/dmi/id/bios_vendor", S(bios_vendor));
@@ -1301,6 +1302,9 @@ static NTSTATUS get_firmware_info( SYSTEM_FIRMWARE_TABLE_INFORMATION *sfti, ULON
         *required_len += sizeof(struct smbios_chassis);
         *required_len += max(L(chassis_vendor_len) + L(chassis_version_len) + L(chassis_serial_len) +
                              L(chassis_asset_tag_len) + 1, 2);
+
+        *required_len += sizeof(struct smbios_header);
+        *required_len += 2;
 #undef L

sfti->TableBufferLength = *required_len;
@@ -1408,6 +1412,14 @@ static NTSTATUS get_firmware_info( SYSTEM_FIRMWARE_TABLE_INFORMATION *sfti, ULON
         if (!string_count) *buffer++ = 0;
         *buffer++ = 0;

+        end_of_table = (struct smbios_header*)buffer;
+        end_of_table->type = 127;
+        end_of_table->length = sizeof(struct smbios_header);
+        end_of_table->handle = handle_count++;
+        buffer += sizeof(struct smbios_header);
+        *buffer++ = 0;
+        *buffer++ = 0;
+
         return STATUS_SUCCESS;
     }
     default: