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Add logging for windows driver selection process

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Signed-off-by: Lev Stipakov <lev@openvpn.net>
Acked-by: Gert Doering <gert@greenie.muc.de>
Message-Id: <20230216160129.994-1-lstipakov@gmail.com>
URL: https://www.mail-archive.com/openvpn-devel@lists.sourceforge.net/msg26281.html
Signed-off-by: Gert Doering <gert@greenie.muc.de>
(cherry picked from commit 5b748ad099)
This commit is contained in:
Lev Stipakov 2023-02-16 18:01:29 +02:00 committed by Gert Doering
parent f63c9b1edb
commit dff1e78957
1 changed files with 12 additions and 1 deletions
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13
src/openvpn/tun.c
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@ -3705,6 +3705,7 @@ get_device_instance_id_interface(struct gc_arena *gc)
msg(M_FATAL, "Error [%u] opening device information set key: %s", (unsigned int)err, strerror_win32(err, gc));
}
msg(D_TAP_WIN_DEBUG, "Enumerate device interface lists:");
for (DWORD i = 0;; ++i)
{
SP_DEVINFO_DATA device_info_data;
@ -3790,6 +3791,10 @@ get_device_instance_id_interface(struct gc_arena *gc)
dev_iif->net_cfg_instance_id = (unsigned char *)string_alloc((char *)net_cfg_instance_id, gc);
dev_iif->device_interface = string_alloc(dev_if, gc);
msg(D_TAP_WIN_DEBUG, "NetCfgInstanceId: %s, Device Interface: %s",
dev_iif->net_cfg_instance_id,
dev_iif->device_interface);
/* link into return list */
if (!first)
{
@ -3835,6 +3840,7 @@ get_tap_reg(struct gc_arena *gc)
msg(M_FATAL, "Error opening registry key: %s", ADAPTER_KEY);
}
msg(D_TAP_WIN_DEBUG, "Enumerate drivers in registy: ");
while (true)
{
char enum_name[256];
@ -3942,6 +3948,9 @@ get_tap_reg(struct gc_arena *gc)
last->next = reg;
}
last = reg;
msg(D_TAP_WIN_DEBUG, "NetCfgInstanceId: %s, Driver: %s",
reg->guid, print_windows_driver(reg->windows_driver));
}
}
}
@ -6520,6 +6529,8 @@ tun_try_open_device(struct tuntap *tt, const char *device_guid, const struct dev
path = tuntap_device_path;
}
msg(D_TAP_WIN_DEBUG, "Using device interface: %s", path);
tt->hand = CreateFile(path,
GENERIC_READ | GENERIC_WRITE,
0, /* was: FILE_SHARE_READ */
@ -6529,7 +6540,7 @@ tun_try_open_device(struct tuntap *tt, const char *device_guid, const struct dev
0);
if (tt->hand == INVALID_HANDLE_VALUE)
{
msg(D_TUNTAP_INFO, "CreateFile failed on %s device: %s", print_windows_driver(tt->windows_driver), path);
msg(D_TUNTAP_INFO | M_ERRNO, "CreateFile failed on %s device: %s", print_windows_driver(tt->windows_driver), path);
return false;
}