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67 lines
1.5 KiB
C
67 lines
1.5 KiB
C
#include <assert.h>
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#include <uint16.h>
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#include <uint32.h>
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#include <uint64.h>
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#include <byte.h>
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int main() {
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char buf[8];
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{
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uint16 a;
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buf[0]=buf[1]=0;
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uint16_pack_big(buf,0x1234);
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assert(buf[0]==0x12 && buf[1]==0x34);
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uint16_unpack_big(buf,&a);
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assert(a==0x1234);
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assert(uint16_read_big(buf)==0x1234);
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buf[0]=buf[1]=0;
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uint16_pack(buf,0x1234);
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assert(buf[0]==0x34 && buf[1]==0x12);
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uint16_unpack(buf,&a);
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assert(a==0x1234);
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assert(uint16_read(buf)==0x1234);
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}
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{
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uint32 a;
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buf[0]=buf[1]=buf[2]=buf[3]=0;
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uint32_pack_big(buf,0x12345678);
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assert(buf[0]==0x12 && buf[1]==0x34 && buf[2]==0x56 && buf[3]==0x78);
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uint32_unpack_big(buf,&a);
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assert(a==0x12345678);
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assert(uint32_read_big(buf)==0x12345678);
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buf[0]=buf[1]=buf[2]=buf[3]=0;
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uint32_pack(buf,0x12345678);
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assert(buf[0]==0x78 && buf[1]==0x56 && buf[2]==0x34 && buf[3]==0x12);
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uint32_unpack(buf,&a);
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assert(a==0x12345678);
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assert(uint32_read(buf)==0x12345678);
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}
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{
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uint64 a;
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unsigned int i;
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byte_zero(buf,sizeof(buf));
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uint64_pack_big(buf,0x0102030405060708ull);
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for (i=0; i<8; ++i) assert(buf[i]==i+1);
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uint64_unpack_big(buf,&a);
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assert(a==0x0102030405060708ull);
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assert(uint64_read_big(buf)==0x0102030405060708ull);
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byte_zero(buf,sizeof(buf));
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uint64_pack(buf,0x0102030405060708ull);
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for (i=0; i<8; ++i) assert(buf[7-i]==i+1);
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uint64_unpack(buf,&a);
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assert(a==0x0102030405060708ull);
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assert(uint64_read(buf)==0x0102030405060708ull);
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}
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}
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