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Diffstat (limited to 'branches/1.0/tinySIGCOMP/src/tcomp_udvm.bytecopy.c')
| -rw-r--r-- | branches/1.0/tinySIGCOMP/src/tcomp_udvm.bytecopy.c | 132 |
1 files changed, 0 insertions, 132 deletions
diff --git a/branches/1.0/tinySIGCOMP/src/tcomp_udvm.bytecopy.c b/branches/1.0/tinySIGCOMP/src/tcomp_udvm.bytecopy.c deleted file mode 100644 index 07bd983..0000000 --- a/branches/1.0/tinySIGCOMP/src/tcomp_udvm.bytecopy.c +++ /dev/null @@ -1,132 +0,0 @@ -/* -* Copyright (C) 2009-2010 Mamadou Diop. -* -* Contact: Mamadou Diop <diopmamadou(at)doubango.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_udvm.nack.c - * @brief SigComp UDVM machine (byte copying). - * - * @author Mamadou Diop <diopmamadou(at)yahoo.fr> - * - * @date Created: Sat Nov 8 16:54:58 2009 mdiop - */ -#include "tcomp_udvm.h" - - -#define TCOMP_UDVM_MEMORY_REGISTERS_PTR TCOMP_UDVM_GET_BUFFER_AT(UDVM_REGISTERS_START) - - -/**RFC3320-Setction_8.4. Byte copying -From UDVM to UDVM -*/ -int tcomp_udvm_bytecopy_self(tcomp_udvm_t *udvm, uint16_t *destination, uint16_t source, uint16_t tsk_size_tocopy) -{ - uint16_t byte_copy_left, byte_copy_right; - //if (*destination == TCOMP_UDVM_GET_SIZE() || source == TCOMP_UDVM_GET_SIZE()) - if (*destination >= TCOMP_UDVM_GET_SIZE() || source >= TCOMP_UDVM_GET_SIZE()) - { - /* SEGFAULT */ - tcomp_udvm_createNackInfo2(udvm, NACK_SEGFAULT); - return 0; - } - - /* - * The string of bytes is copied in ascending order of memory address, - * respecting the bounds set by byte_copy_left and byte_copy_right. - */ - byte_copy_left = TCOMP_UDVM_GET_2BYTES_VAL(TCOMP_UDVM_HEADER_BYTE_COPY_LEFT_INDEX); - byte_copy_right = TCOMP_UDVM_GET_2BYTES_VAL(TCOMP_UDVM_HEADER_BYTE_COPY_RIGHT_INDEX); - - // string of bytes is copied one byte at a time - while((tsk_size_tocopy--)) - { - *TCOMP_UDVM_GET_BUFFER_AT((*destination)++) = *TCOMP_UDVM_GET_BUFFER_AT(source++); - - *destination = (*destination == byte_copy_right)? byte_copy_left : *destination; - source = (source == byte_copy_right)? byte_copy_left : source; - } - - return 1; -} - -/**RFC3320-Setction_8.4. Byte copying -From EXTERNAL to UDVM -*/ -int tcomp_udvm_bytecopy_to(tcomp_udvm_t *udvm, uint16_t destination, const uint8_t* source, uint16_t tsk_size_tocopy) -{ - uint16_t byte_copy_left, byte_copy_right; - - if(destination == TCOMP_UDVM_GET_SIZE()) - { - /* SEGFAULT */ - tcomp_udvm_createNackInfo2(udvm, NACK_SEGFAULT); - return 0; - } - - /* - * The string of bytes is copied in ascending order of memory address, - * respecting the bounds set by byte_copy_left and byte_copy_right. - */ - byte_copy_left = TCOMP_UDVM_GET_2BYTES_VAL(TCOMP_UDVM_HEADER_BYTE_COPY_LEFT_INDEX); - byte_copy_right = TCOMP_UDVM_GET_2BYTES_VAL(TCOMP_UDVM_HEADER_BYTE_COPY_RIGHT_INDEX); - - // string of bytes is copied one byte at a time - while((tsk_size_tocopy--)) - { - *TCOMP_UDVM_GET_BUFFER_AT(destination++) = *(source++); - - destination = (destination == byte_copy_right)? byte_copy_left : destination; - } - - return 1; -} - -/**RFC3320-Setction_8.4. Byte copying -From UDVM to EXTERNAL -*/ -int tcomp_udvm_bytecopy_from(tcomp_udvm_t *udvm, uint8_t* destination, uint16_t source, uint16_t tsk_size_tocopy) -{ - uint16_t byte_copy_left, byte_copy_right; - - if(source == TCOMP_UDVM_GET_SIZE()) - { - /* SEGFAULT */ - tcomp_udvm_createNackInfo2(udvm, NACK_SEGFAULT); - return 0; - } - - /* - * The string of bytes is copied in ascending order of memory address, - * respecting the bounds set by byte_copy_left and byte_copy_right. - */ - byte_copy_left = TCOMP_UDVM_GET_2BYTES_VAL(TCOMP_UDVM_HEADER_BYTE_COPY_LEFT_INDEX); - byte_copy_right = TCOMP_UDVM_GET_2BYTES_VAL(TCOMP_UDVM_HEADER_BYTE_COPY_RIGHT_INDEX); - - - // string of bytes is copied one byte at a time - while((tsk_size_tocopy--)) - { - *(destination++) = *TCOMP_UDVM_GET_BUFFER_AT(source++); - - source = (source == byte_copy_right)? byte_copy_left : source; - } - - return 1; -} |
