third_party/sipcc/sdp_base64.h

   1 /* This Source Code Form is subject to the terms of the Mozilla Public
   2  * License, v. 2.0. If a copy of the MPL was not distributed with this
   3  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   4
   5 #ifndef _SDP_BASE64_H_
   6 #define _SDP_BASE64_H_
   7
   8 /*
   9  * base64_result_t
  10  *  Enumeration of the result codes for Base64 conversion.
  11  */
  12 typedef enum base64_result_t_ {
  13     BASE64_INVALID=-1,
  14     BASE64_SUCCESS=0,
  15     BASE64_BUFFER_OVERRUN,
  16     BASE64_BAD_DATA,
  17     BASE64_BAD_PADDING,
  18     BASE64_BAD_BLOCK_SIZE,
  19     BASE64_RESULT_MAX
  20 } base64_result_t;
  21
  22 #define MAX_BASE64_STRING_LEN 60
  23
  24 /* Result code string table */
  25 extern char *base64_result_table[];
  26
  27 /*
  28  * BASE64_RESULT_TO_STRING
  29  *  Macro to convert a Base64 result code into a human readable string.
  30  */
  31 #define BASE64_RESULT_TO_STRING(_result) (((_result)>=0 && (_result)<BASE64_RESULT_MAX)?(base64_result_table[_result]):("UNKNOWN Result Code"))
  32
  33 /* Prototypes */
  34
  35 int base64_est_encode_size_bytes(int raw_size_bytes);
  36 int base64_est_decode_size_bytes(int base64_size_bytes);
  37
  38 base64_result_t base64_encode(unsigned char *src, int src_bytes, unsigned char *dest, int *dest_bytes);
  39
  40 base64_result_t base64_decode(unsigned char *src, int src_bytes, unsigned char *dest, int *dest_bytes);
  41
  42 #endif /* _SDP_BASE64_H_ */