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15 lines
486 B
C
15 lines
486 B
C
9 years ago
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#include "fmt.h"
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/* write int in least amount of bytes, return number of bytes */
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/* as used in varints from Google protocol buffers */
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size_t fmt_varint(char* dest,unsigned long long l) {
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/* high bit says if more bytes are coming, lower 7 bits are payload; little endian */
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size_t i;
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for (i=0; l; ++i, l>>=7) {
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if (dest) dest[i]=(l&0x7f) | ((!!(l&~0x7f))<<7);
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}
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return i;
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}
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size_t fmt_pb_type0_int(char* dest,unsigned long long l) __attribute__((alias("fmt_varint")));
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