github.com/whtcorpsinc/milevadb-prod@v0.0.0-20211104133533-f57f4be3b597/causetstore/petri/plugin/helper.go (about)

     1  // Copyright 2020 WHTCORPS INC, Inc.
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // See the License for the specific language governing permissions and
    12  // limitations under the License.
    13  
    14  package plugin
    15  
    16  import (
    17  	"strings"
    18  	"unsafe"
    19  )
    20  
    21  // DeclareAuditManifest declares manifest as AuditManifest.
    22  func DeclareAuditManifest(m *Manifest) *AuditManifest {
    23  	return (*AuditManifest)(unsafe.Pointer(m))
    24  }
    25  
    26  // DeclareAuthenticationManifest declares manifest as AuthenticationManifest.
    27  func DeclareAuthenticationManifest(m *Manifest) *AuthenticationManifest {
    28  	return (*AuthenticationManifest)(unsafe.Pointer(m))
    29  }
    30  
    31  // DeclareSchemaManifest declares manifest as SchemaManifest.
    32  func DeclareSchemaManifest(m *Manifest) *SchemaManifest {
    33  	return (*SchemaManifest)(unsafe.Pointer(m))
    34  }
    35  
    36  // DeclareDaemonManifest declares manifest as DaemonManifest.
    37  func DeclareDaemonManifest(m *Manifest) *DaemonManifest {
    38  	return (*DaemonManifest)(unsafe.Pointer(m))
    39  }
    40  
    41  // ID present plugin identity.
    42  type ID string
    43  
    44  // Decode decodes a plugin id into name, version parts.
    45  func (n ID) Decode() (name string, version string, err error) {
    46  	splits := strings.Split(string(n), "-")
    47  	if len(splits) != 2 {
    48  		err = errInvalidPluginID.GenWithStackByArgs(string(n))
    49  		return
    50  	}
    51  	name = splits[0]
    52  	version = splits[1]
    53  	return
    54  }