| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| |
| #include "config.h" |
| |
| #include <stdint.h> |
| |
| #include <guacamole/unicode.h> |
| |
| void guac_rdp_utf16_to_utf8(const unsigned char* utf16, int length, |
| char* utf8, int size) { |
| |
| int i; |
| const uint16_t* in_codepoint = (const uint16_t*) utf16; |
| |
| /* For each UTF-16 character */ |
| for (i=0; i<length; i++) { |
| |
| /* Get next codepoint */ |
| uint16_t codepoint = *(in_codepoint++); |
| |
| /* Save codepoint as UTF-8 */ |
| int bytes_written = guac_utf8_write(codepoint, utf8, size); |
| size -= bytes_written; |
| utf8 += bytes_written; |
| |
| } |
| |
| /* Save NULL terminator */ |
| *(utf8++) = 0; |
| |
| } |
| |
| void guac_rdp_utf8_to_utf16(const unsigned char* utf8, int length, |
| char* utf16, int size) { |
| |
| int i; |
| uint16_t* out_codepoint = (uint16_t*) utf16; |
| |
| /* For each UTF-8 character */ |
| for (i=0; i<length; i++) { |
| |
| /* Get next codepoint */ |
| int codepoint; |
| utf8 += guac_utf8_read((const char*) utf8, 4, &codepoint); |
| |
| /* Save codepoint as UTF-16 */ |
| *(out_codepoint++) = codepoint; |
| |
| /* Stop if buffer full */ |
| size -= 2; |
| if (size < 2) |
| break; |
| |
| } |
| |
| } |
| |