更新硬件SDK

sdk/Arduino/FastBeeArduino/Base64.h

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+
+/*********************************************************************
+ * function： Base64编码和解码
+ * board:     esp8266 core for arduino v3.0.2
+ * library：  PubSubClient2.8.0  & ArduinoJson6.19.1 & OneButton2.0.4
+ * source:    https://gitee.com/kerwincui/wumei-smart
+ * copyright: Copyright (c) 2013 Adam Rudd.
+ ********************************************************************/
+
+#ifndef _BASE64_H
+#define _BASE64_H
+
+/* b64_alphabet:
+ *     Description: Base64 alphabet table, a mapping between integers
+ *           and base64 digits
+ *    Notes: This is an extern here but is defined in Base64.c
+ */
+extern const char b64_alphabet[];
+
+/* base64_encode:
+ *    Description:
+ *      Encode a string of characters as base64
+ *    Parameters:
+ *      output: the output buffer for the encoding, stores the encoded string
+ *      input: the input buffer for the encoding, stores the binary to be encoded
+ *      inputLen: the length of the input buffer, in bytes
+ *    Return value:
+ *      Returns the length of the encoded string
+ *    Requirements:
+ *      1. output must not be null or empty
+ *      2. input must not be null
+ *      3. inputLen must be greater than or equal to 0
+ */
+int base64_encode(char *output, char *input, int inputLen);
+
+/* base64_decode:
+ *    Description:
+ *      Decode a base64 encoded string into bytes
+ *    Parameters:
+ *      output: the output buffer for the decoding,
+ *          stores the decoded binary
+ *      input: the input buffer for the decoding,
+ *           stores the base64 string to be decoded
+ *      inputLen: the length of the input buffer, in bytes
+ *    Return value:
+ *      Returns the length of the decoded string
+ *    Requirements:
+ *      1. output must not be null or empty
+ *      2. input must not be null
+ *      3. inputLen must be greater than or equal to 0
+ */
+int base64_decode(char *output, char *input, int inputLen);
+
+/* base64_enc_len:
+ *    Description:
+ *      Returns the length of a base64 encoded string whose decoded
+ *      form is inputLen bytes long
+ *    Parameters:
+ *      inputLen: the length of the decoded string
+ *    Return value:
+ *      The length of a base64 encoded string whose decoded form
+ *      is inputLen bytes long
+ *    Requirements:
+ *      None
+ */
+int base64_enc_len(int inputLen);
+
+/* base64_dec_len:
+ *    Description:
+ *      Returns the length of the decoded form of a
+ *      base64 encoded string
+ *    Parameters:
+ *      input: the base64 encoded string to be measured
+ *      inputLen: the length of the base64 encoded string
+ *    Return value:
+ *      Returns the length of the decoded form of a
+ *      base64 encoded string
+ *    Requirements:
+ *      1. input must not be null
+ *      2. input must be greater than or equal to zero
+ */
+int base64_dec_len(char *input, int inputLen);
+
+#endif // _BASE64_H