diff options
Diffstat (limited to 'include/libimobiledevice-glue/tlv.h')
| -rw-r--r-- | include/libimobiledevice-glue/tlv.h | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/include/libimobiledevice-glue/tlv.h b/include/libimobiledevice-glue/tlv.h new file mode 100644 index 0000000..895c883 --- /dev/null +++ b/include/libimobiledevice-glue/tlv.h @@ -0,0 +1,42 @@ +/* + * tlv.h + * Simple TLV implementation. + * + * Copyright (c) 2021 Nikias Bassen, All Rights Reserved. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ +#ifndef __TLV_H +#define __TLV_H + +#include <stdint.h> + +struct tlv_buf { + unsigned char* data; + unsigned int length; + unsigned int capacity; +}; +typedef struct tlv_buf* tlv_buf_t; + +tlv_buf_t tlv_buf_new(); +void tlv_buf_free(tlv_buf_t tlv); + +void tlv_buf_append(tlv_buf_t tlv, uint8_t tag, unsigned int length, void* data); +unsigned char* tlv_get_data_ptr(const void* tlv_data, void* tlv_end, uint8_t tag, uint8_t* length); +int tlv_data_get_uint(const void* tlv_data, unsigned int tlv_length, uint8_t tag, uint64_t* value); +int tlv_data_get_uint8(const void* tlv_data, unsigned int tlv_length, uint8_t tag, uint8_t* value); +int tlv_data_copy_data(const void* tlv_data, unsigned int tlv_length, uint8_t tag, void** out, unsigned int* out_len); + +#endif /* __TLV_H */ |