Earle F. Philhower, III
0d15723444
Remove the need to have a separate WiFiClient that's destroyed after the HTTPClient. Let the object handle its own client, and pass through any SSL requests. Also supports the original ::begin methods which need a WiFiClient(Secure) to be passed in and managed by the app.
70 lines
2.2 KiB
C++
70 lines
2.2 KiB
C++
/**
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base64.cpp
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Created on: 09.12.2015
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Copyright (c) 2015 Markus Sattler. All rights reserved.
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This file is part of the ESP8266 core for Arduino.
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with this library; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include "Arduino.h"
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extern "C" {
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#include "libb64/cencode.h"
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}
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#include "base64.h"
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/**
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convert input data to base64
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@param data const uint8_t
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@param length size_t
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@return String
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*/
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String base64::encode(const uint8_t * data, size_t length, bool doNewLines) {
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String base64;
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// base64 needs more size then the source data, use cencode.h macros
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size_t size = ((doNewLines ? base64_encode_expected_len(length)
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: base64_encode_expected_len_nonewlines(length)) + 1);
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if (base64.reserve(size)) {
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base64_encodestate _state;
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if (doNewLines) {
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base64_init_encodestate(&_state);
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} else {
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base64_init_encodestate_nonewlines(&_state);
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}
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constexpr size_t BUFSIZE = 48;
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char buf[BUFSIZE + 1 /* newline */ + 1 /* NUL */];
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for (size_t len = 0; len < length; len += BUFSIZE * 3 / 4) {
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size_t blocklen = base64_encode_block((const char*) data + len,
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std::min(BUFSIZE * 3 / 4, length - len), buf, &_state);
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buf[blocklen] = '\0';
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base64 += buf;
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}
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if (base64_encode_blockend(buf, &_state)) {
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base64 += buf;
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}
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} else {
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base64 = F("-FAIL-");
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}
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return base64;
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}
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