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component:data [2016/05/24 23:58] tykuhn2 Added cryptographic functions and "random" |
component:data [2020/01/05 02:32] is2511 [Tier 3 Callbacks] duplicate "generated", extra dot, second "and" -> "," |
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| Line 4: | Line 4: | ||
| Component name: `data`. | Component name: `data`. | ||
| - | Callbacks: | + | |
| + | Tier 1 Callbacks | ||
| + | ---------------- | ||
| - `crc32(data:string):string` | - `crc32(data:string):string` | ||
| Line 22: | Line 24: | ||
| - `getLimit():number` | - `getLimit():number` | ||
| The maximum size of data that can be passed to other functions of the card. | The maximum size of data that can be passed to other functions of the card. | ||
| + | |||
| + | Tier 2 Callbacks | ||
| + | ---------------- | ||
| + | |||
| - `encrypt(data:string, key:string, iv:string):string` | - `encrypt(data:string, key:string, iv:string):string` | ||
| Applies AES encryption to the data using the key and (preferably) random IV. | Applies AES encryption to the data using the key and (preferably) random IV. | ||
| - `decrypt(data:string, key:string, iv:string):string` | - `decrypt(data:string, key:string, iv:string):string` | ||
| Reverses AES encryption on the data using the key and the IV. | Reverses AES encryption on the data using the key and the IV. | ||
| + | - `random(len:number):string` | ||
| + | Generates a random binary string of `len` length. | ||
| + | |||
| + | Tier 3 Callbacks | ||
| + | ---------------- | ||
| + | |||
| - `generateKeyPair([bitLen:number]):table, table` | - `generateKeyPair([bitLen:number]):table, table` | ||
| Generates a public/private key pair for various cryptiographic functions. | Generates a public/private key pair for various cryptiographic functions. | ||
| Line 33: | Line 45: | ||
| - `ecdsa(data:string, key:userdata[, sig:string]):string or boolean` | - `ecdsa(data:string, key:userdata[, sig:string]):string or boolean` | ||
| Generates a signiture of data using a private key. If signature is present | Generates a signiture of data using a private key. If signature is present | ||
| - | verifies the signature using the public key and the previously generated | + | verifies the signature using the public key, the previously generated |
| - | generated signature string. and the original string. | + | signature string and the original string. |
| - | - `ecdh(privateKey:userdata, publicKey:userData):string` | + | - `ecdh(privateKey:userdata, publicKey:userdata):string` |
| Generates a Diffie-Hellman shared key using the first user's private key and | Generates a Diffie-Hellman shared key using the first user's private key and | ||
| the second user's public key. An example of a basic key relation: | the second user's public key. An example of a basic key relation: | ||
| - | `ecdh(userA.private, userB.public) == ecdh(userB.private, usera.public)` | + | `ecdh(userA.private, userB.public) == ecdh(userB.private, userA.public)` |
| - `deserializeKey(data:string, type:string):table` | - `deserializeKey(data:string, type:string):table` | ||
| Transforms a key from string to it's arbitrary type. | Transforms a key from string to it's arbitrary type. | ||
| - | - `random(len:number):string` | + | |
| - | Generates a random binary string of `len` length. | + | |
| - | | + | |
| ---- | ---- | ||
| {{page>component:contents&noheader&noeditbutton&nouser&nofooter}} | {{page>component:contents&noheader&noeditbutton&nouser&nofooter}} | ||