d020e6d88b
compile on osx again remove asm version of i?mult64 (was needed only for clang because it didn't have __uint128_t, but it now has it)
25 lines
668 B
C
25 lines
668 B
C
#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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if (!i) { /* l was 0 */
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if (dest) dest[0]=0;
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++i;
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}
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return i;
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}
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#ifdef __ELF__
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size_t fmt_pb_type0_int(char* dest,unsigned long long l) __attribute__((alias("fmt_varint")));
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#else
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size_t fmt_pb_type0_int(char* dest,unsigned long long l) {
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return fmt_varint(dest,l);
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}
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#endif
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