Methods

---

<static> _getHeader(data) → {Object}

Parameters:

Name	Type	Description
data	Buffer

Source:

• lib/buffer-utils.js

Returns:

Type

Object

---

<static> AES128DecryptedData(data, key, iv) → {Buffer}

Decrypts Buffer data for stories.

Parameters:

Name	Type	Description
data	Buffer
key	Buffer
iv	Buffer

Source:

• lib/buffer-utils.js

Returns:

Type

Buffer

---

<static> boundaryForBuffer(key, value) → {Buffer}

Generates a HTTP multipart/form-data boundary for the given key key,value pair.

Parameters:

Name	Type	Description
key	string
value	Buffer

Source:

• lib/buffer-utils.js

Returns:

Type

Buffer

---

<static> boundaryForString(key, value) → {Buffer}

Generates a HTTP multipart/form-data boundary for the given key key,value pair.

Parameters:

Name	Type	Description
key	string
value	string

Source:

• lib/buffer-utils.js

Returns:

Type

Buffer

---

<static> decryptStory(data, key, iv) → {Buffer}

Decrypts Buffer data for stories.

Parameters:

Name	Type	Description
data	Buffer
key	string	(base64)
iv	string	(base64)

Source:

• lib/buffer-utils.js

Returns:

Type

Buffer

---

<static> getFileExtension(data) → {string}

Parameters:

Name	Type	Description
data	Buffer

Source:

• lib/buffer-utils.js

Returns:

Type

string

---

<static> hashSC(a, b) → {string}

Parameters:

Name	Type	Description
a	Buffer
b	Buffer

Source:

• lib/buffer-utils.js

Returns:

Type

string

---

<static> isCompressed(data) → {boolean}

Parameters:

Name	Type	Description
data	Buffer

Source:

• lib/buffer-utils.js

Returns:

Type

boolean

---

<static> isImage(data) → {boolean}

Parameters:

Name	Type	Description
data	Buffer

Source:

• lib/buffer-utils.js

Returns:

Type

boolean

---

<static> isJPEG(data) → {boolean}

Parameters:

Name	Type	Description
data	Buffer

Source:

• lib/buffer-utils.js

Returns:

Type

boolean

---

<static> isMedia(data) → {boolean}

Parameters:

Name	Type	Description
data	Buffer

Source:

• lib/buffer-utils.js

Returns:

Type

boolean

---

<static> isMPEG4(data) → {boolean}

Parameters:

Name	Type	Description
data	Buffer

Source:

• lib/buffer-utils.js

Returns:

Type

boolean

---

<static> isPNG(data) → {boolean}

Parameters:

Name	Type	Description
data	Buffer

Source:

• lib/buffer-utils.js

Returns:

Type

boolean

---

<static> sha256HashToBase64(data) → {string}

Parameters:

Name	Type	Description
data	Buffer

Source:

• lib/buffer-utils.js

Returns:

Type

string

---

<static> sha256HashToHex(data) → {string}

Parameters:

Name	Type	Description
data	Buffer

Source:

• lib/buffer-utils.js

Returns:

Type

string