Juha Hyttinen | ff8dccd | 2019-12-10 14:34:07 +0200 | [diff] [blame] | 1 | /* |
| 2 | ================================================================================== |
| 3 | Copyright (c) 2019 AT&T Intellectual Property. |
| 4 | Copyright (c) 2019 Nokia |
| 5 | |
| 6 | Licensed under the Apache License, Version 2.0 (the "License"); |
| 7 | you may not use this file except in compliance with the License. |
| 8 | You may obtain a copy of the License at |
| 9 | |
| 10 | http://www.apache.org/licenses/LICENSE-2.0 |
| 11 | |
| 12 | Unless required by applicable law or agreed to in writing, software |
| 13 | distributed under the License is distributed on an "AS IS" BASIS, |
| 14 | WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 15 | See the License for the specific language governing permissions and |
| 16 | limitations under the License. |
| 17 | ================================================================================== |
| 18 | */ |
| 19 | |
| 20 | package conv |
| 21 | |
| 22 | //----------------------------------------------------------------------------- |
| 23 | // |
| 24 | // MCC 3 digits MNC 2 digits |
| 25 | // BCD Coded format: 0xC2C1 0xfC3 0xN2N1 |
| 26 | // String format : C1C2C3N1N2 |
| 27 | // |
| 28 | // MCC 3 digits MNC 3 digits |
| 29 | // BCD Coded format: 0xC2C1 0xN3C3 0xN2N1 |
| 30 | // String format : C1C2C3N1N2N3 |
| 31 | // |
| 32 | //----------------------------------------------------------------------------- |
| 33 | |
| 34 | type PlmnIdentity struct { |
| 35 | Val [3]uint8 |
| 36 | } |
| 37 | |
| 38 | func (plmnid *PlmnIdentity) String() string { |
| 39 | bcd := NewBcd("0123456789?????f") |
| 40 | |
| 41 | str := bcd.Decode(plmnid.Val[:]) |
| 42 | |
| 43 | if str[3] == 'f' { |
| 44 | return string(str[0:3]) + string(str[4:]) |
| 45 | } |
| 46 | return string(str[0:3]) + string(str[4:]) + string(str[3]) |
| 47 | } |
| 48 | |
| 49 | func (plmnid *PlmnIdentity) MccString() string { |
| 50 | fullstr := plmnid.String() |
| 51 | return string(fullstr[0:3]) |
| 52 | } |
| 53 | |
| 54 | func (plmnid *PlmnIdentity) MncString() string { |
| 55 | fullstr := plmnid.String() |
| 56 | return string(fullstr[3:]) |
| 57 | } |
| 58 | |
| 59 | func (plmnid *PlmnIdentity) StringPut(str string) bool { |
| 60 | |
| 61 | var tmpStr string |
| 62 | switch { |
| 63 | |
| 64 | case len(str) == 5: |
| 65 | //C1 C2 C3 N1 N2 --> |
| 66 | //C2C1 0fC3 N2N1 |
| 67 | tmpStr = string(str[0:3]) + string("f") + string(str[3:]) |
| 68 | case len(str) == 6: |
| 69 | //C1 C2 C3 N1 N2 N3 --> |
| 70 | //C2C1 N3C3 N2N1 |
| 71 | tmpStr = string(str[0:3]) + string(str[5]) + string(str[3:5]) |
| 72 | default: |
| 73 | return false |
| 74 | } |
| 75 | |
| 76 | bcd := NewBcd("0123456789?????f") |
| 77 | buf := bcd.Encode(tmpStr) |
| 78 | |
| 79 | if buf == nil { |
| 80 | return false |
| 81 | } |
| 82 | |
| 83 | return plmnid.BcdPut(buf) |
| 84 | } |
| 85 | |
| 86 | func (plmnid *PlmnIdentity) BcdPut(val []uint8) bool { |
| 87 | |
| 88 | if len(val) != 3 { |
| 89 | return false |
| 90 | } |
| 91 | for i := 0; i < 3; i++ { |
| 92 | plmnid.Val[i] = val[i] |
| 93 | } |
| 94 | return true |
| 95 | } |