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Diffstat (limited to 'tinySIGCOMP/src/tcomp_buffer.h')
-rw-r--r-- | tinySIGCOMP/src/tcomp_buffer.h | 90 |
1 files changed, 90 insertions, 0 deletions
diff --git a/tinySIGCOMP/src/tcomp_buffer.h b/tinySIGCOMP/src/tcomp_buffer.h new file mode 100644 index 0000000..d89b691 --- /dev/null +++ b/tinySIGCOMP/src/tcomp_buffer.h @@ -0,0 +1,90 @@ +/* +* Copyright (C) 2010-2011 Mamadou Diop. +* +* Contact: Mamadou Diop <diopmamadou(at)doubango[dot]org> +* +* This file is part of Open Source Doubango Framework. +* +* DOUBANGO is free software: you can redistribute it and/or modify +* it under the terms of the GNU General Public License as published by +* the Free Software Foundation, either version 3 of the License, or +* (at your option) any later version. +* +* DOUBANGO 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 General Public License for more details. +* +* You should have received a copy of the GNU General Public License +* along with DOUBANGO. +* +*/ + +/**@file tcomp_buffer.h + * @brief SigComp Buffer + * + * @author Mamadou Diop <diopmamadou(at)yahoo.fr> + * + + */ +#ifndef TCOMP_BUFFER_H +#define TCOMP_BUFFER_H + +#include "tinysigcomp_config.h" + +#include "tsk_object.h" + + +TCOMP_BEGIN_DECLS + +#define TCOMP_P_BIT_MSB_TO_LSB 0 +#define TCOMP_P_BIT_LSB_TO_MSB 1 + +/**Sigcomp Buffer handle +*/ +typedef void tcomp_buffer_handle_t; + +tcomp_buffer_handle_t* tcomp_buffer_create(const void* data, tsk_size_t len); +tcomp_buffer_handle_t* tcomp_buffer_create_null(); + +tsk_bool_t tcomp_buffer_equals(const tcomp_buffer_handle_t* handle1, const tcomp_buffer_handle_t* handle2); +tsk_bool_t tcomp_buffer_startsWith(const tcomp_buffer_handle_t* handle1, const tcomp_buffer_handle_t* handle2) /*const*/; + +const uint8_t* tcomp_buffer_getReadOnlyBufferAtPos(const tcomp_buffer_handle_t* handle, tsk_size_t position) /*const*/; +#define tcomp_buffer_getReadOnlyBuffer(buffer) tcomp_buffer_getReadOnlyBufferAtPos(buffer, 0) + +TINYSIGCOMP_API uint8_t* tcomp_buffer_getBufferAtPos(const tcomp_buffer_handle_t* handle, tsk_size_t position); +#define tcomp_buffer_getBuffer(handle) tcomp_buffer_getBufferAtPos(handle, 0) + +TINYSIGCOMP_API tsk_size_t tcomp_buffer_getSize(const tcomp_buffer_handle_t* handle) /*const*/; +tsk_size_t tcomp_buffer_getRemainingBits(const tcomp_buffer_handle_t* handle) /*const*/; + +uint8_t* tcomp_buffer_readBytes(tcomp_buffer_handle_t* handle, tsk_size_t size); +uint32_t tcomp_buffer_readLsbToMsb(tcomp_buffer_handle_t* handle, tsk_size_t length); +uint32_t tcomp_buffer_readMsbToLsb(tcomp_buffer_handle_t* handle, tsk_size_t length); +void tcomp_buffer_discardBits(tcomp_buffer_handle_t* handle); +void tcomp_buffer_discardLastBytes(tcomp_buffer_handle_t* handle, uint32_t count); + +void tcomp_buffer_allocBuff(tcomp_buffer_handle_t* handle, tsk_size_t size); +void tcomp_buffer_referenceBuff(tcomp_buffer_handle_t* handle, uint8_t* externalBuff, tsk_size_t size); +tsk_bool_t tcomp_buffer_appendBuff(tcomp_buffer_handle_t* handle, const void* data, tsk_size_t size); +tsk_bool_t tcomp_buffer_removeBuff(tcomp_buffer_handle_t* handle, tsk_size_t pos, tsk_size_t size); +void tcomp_buffer_freeBuff(tcomp_buffer_handle_t* handle); + +tsk_size_t* tcomp_buffer_getIndexBytes(const tcomp_buffer_handle_t* handle); +tsk_size_t* tcomp_buffer_getIndexBits(const tcomp_buffer_handle_t* handle); + +uint8_t* tcomp_buffer_getP_BIT(const tcomp_buffer_handle_t* handle); + +uint64_t tcomp_buffer_createHash(const void *data, tsk_size_t len); + +void tcomp_buffer_nprint(const tcomp_buffer_handle_t* handle, tsk_ssize_t size); +#define tcomp_buffer_print(handle) tcomp_buffer_nprint(handle, -1) + +void tcomp_buffer_reset(tcomp_buffer_handle_t* handle); + +TINYSIGCOMP_GEXTERN const tsk_object_def_t *tcomp_buffer_def_t; + +TCOMP_END_DECLS + +#endif /* TCOMP_BUFFER_H */ |