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| author | xypron.glpk@gmx.de <xypron.glpk@gmx.de> | 2017-07-11 22:06:20 +0200 |
|---|---|---|
| committer | Alexander Graf <agraf@suse.de> | 2017-07-19 14:14:39 +0200 |
| commit | 58b83586065f9b22b80b5a6ff2c1270715b4128b (patch) | |
| tree | 6ebc1bca250b31f4d31a2a78b684fa42e61f02f9 /lib | |
| parent | 3d8e1456086f28d00320bc6da25a3b15ca8616c7 (diff) | |
| download | u-boot-58b83586065f9b22b80b5a6ff2c1270715b4128b.tar.gz | |
efi_loader: implement InstallMultipleProtocolInterfaces
Implement InstallMultipleProtocolInterfaces in function
efi_install_multiple_protocol_interfaces by repeatedly
calling efi_install_protocol_interface.
Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Signed-off-by: Alexander Graf <agraf@suse.de>
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/efi_loader/efi_boottime.c | 39 |
1 files changed, 38 insertions, 1 deletions
diff --git a/lib/efi_loader/efi_boottime.c b/lib/efi_loader/efi_boottime.c index 91db12e774..08eddbd376 100644 --- a/lib/efi_loader/efi_boottime.c +++ b/lib/efi_loader/efi_boottime.c @@ -783,7 +783,44 @@ static efi_status_t EFIAPI efi_install_multiple_protocol_interfaces( void **handle, ...) { EFI_ENTRY("%p", handle); - return EFI_EXIT(EFI_OUT_OF_RESOURCES); + + va_list argptr; + efi_guid_t *protocol; + void *protocol_interface; + efi_status_t r = EFI_SUCCESS; + int i = 0; + + if (!handle) + return EFI_EXIT(EFI_INVALID_PARAMETER); + + va_start(argptr, handle); + for (;;) { + protocol = va_arg(argptr, efi_guid_t*); + if (!protocol) + break; + protocol_interface = va_arg(argptr, void*); + r = efi_install_protocol_interface(handle, protocol, + EFI_NATIVE_INTERFACE, + protocol_interface); + if (r != EFI_SUCCESS) + break; + i++; + } + va_end(argptr); + if (r == EFI_SUCCESS) + return EFI_EXIT(r); + + /* If an error occured undo all changes. */ + va_start(argptr, handle); + for (; i; --i) { + protocol = va_arg(argptr, efi_guid_t*); + protocol_interface = va_arg(argptr, void*); + efi_uninstall_protocol_interface(handle, protocol, + protocol_interface); + } + va_end(argptr); + + return EFI_EXIT(r); } static efi_status_t EFIAPI efi_uninstall_multiple_protocol_interfaces( |