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Diffstat (limited to '')
| -rw-r--r-- | runtime/cryprov.h | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/runtime/cryprov.h b/runtime/cryprov.h new file mode 100644 index 0000000..9829b1b --- /dev/null +++ b/runtime/cryprov.h @@ -0,0 +1,48 @@ +/* The interface definition for (file) crypto providers. + * + * This is just an abstract driver interface, which needs to be + * implemented by concrete classes. + * + * Copyright 2013 Adiscon GmbH. + * + * This file is part of the rsyslog runtime library. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * -or- + * see COPYING.ASL20 in the source distribution + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +#ifndef INCLUDED_CRYPROV_H +#define INCLUDED_CRYPROV_H + +/* we unfortunately need to have two different param names depending on the + * context in which parameters are set. Other than (re/over)engineering the core + * interface, we just define some values to keep track of that. + */ +#define CRYPROV_PARAMTYPE_REGULAR 0 +#define CRYPROV_PARAMTYPE_DISK 1 + +/* interface */ +BEGINinterface(cryprov) /* name must also be changed in ENDinterface macro! */ + rsRetVal (*Construct)(void *ppThis); + rsRetVal (*SetCnfParam)(void *ppThis, struct nvlst *lst, int paramType); + rsRetVal (*Destruct)(void *ppThis); + rsRetVal (*OnFileOpen)(void *pThis, uchar *fn, void *pFileInstData, char openMode); + rsRetVal (*Encrypt)(void *pFileInstData, uchar *buf, size_t *lenBuf); + rsRetVal (*Decrypt)(void *pFileInstData, uchar *buf, size_t *lenBuf); + rsRetVal (*OnFileClose)(void *pFileInstData, off64_t offsLogfile); + rsRetVal (*DeleteStateFiles)(uchar *logfn); + rsRetVal (*GetBytesLeftInBlock)(void *pFileInstData, ssize_t *left); + void (*SetDeleteOnClose)(void *pFileInstData, int val); +ENDinterface(cryprov) +#define cryprovCURR_IF_VERSION 3 /* increment whenever you change the interface structure! */ +#endif /* #ifndef INCLUDED_CRYPROV_H */ |