64 lines
1.5 KiB
Text
64 lines
1.5 KiB
Text
```
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#include <stdio.h>
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#include <array/length-prefix.h>
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```
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morph_array_as_valterm_to_lenpfx (Terminator:native.UInt8)
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<Seq~<ValueTerminated Terminator> native.UInt8>
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--> <Seq~<LengthPrefix native.UInt64> native.UInt8>
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```
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length_prefix_uint64_t_array_uint8_t_clear(dst);
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while( *src != Terminator )
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length_prefix_uint64_t_array_uint8_t_push(dst, *src++);
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return 0;
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```
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morph_array_as_lenpfx_to_valterm (Terminator:native.UInt8)
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<Seq~<LengthPrefix native.UInt64> native.UInt8>
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--> <Seq~<ValueTerminated Terminator> native.UInt8>
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```
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for( uint64_t i = 0; i < src->len; ++i )
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*dst++ = src->items[i];
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*dst = Terminator;
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return 0;
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```
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morph_array_as_lenpfx_to_continuation_bit_8 ()
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<Seq~<LengthPrefix native.UInt64> native.UInt8>
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--> <Seq~MsbCont native.UInt8>
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```
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for( uint64_t i = 0; i < src->len; ++i ) {
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if( src->items[i] & (1<<7) ) {
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fprintf(stderr, "error: value to high for MsbContinuation\n");
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return -1;
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}
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dst[i] = src->items[i];
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if( i+1 < src->len )
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dst[i] |= (1<<7);
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}
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return 0;
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```
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morph_array_as_lenpfx_to_continuation_bit_16 ()
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<Seq~<LengthPrefix native.UInt64> native.UInt16>
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--> <Seq~MsbCont native.UInt16>
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```
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for( uint64_t i = 0; i < src->len; ++i ) {
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if( src->items[i] & (1<<15) ) {
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fprintf(stderr, "error: value to high for MsbContinuation\n");
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return -1;
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}
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dst[i] = src->items[i];
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if( i+1 < src->len )
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dst[i] |= (1<<15);
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}
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return 0;
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```
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