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40 | |
40 | |
41 | #ifndef ECB_H |
41 | #ifndef ECB_H |
42 | #define ECB_H |
42 | #define ECB_H |
43 | |
43 | |
44 | /* 16 bits major, 16 bits minor */ |
44 | /* 16 bits major, 16 bits minor */ |
45 | #define ECB_VERSION 0x00010009 |
45 | #define ECB_VERSION 0x0001000a |
46 | |
46 | |
47 | #include <string.h> /* for memcpy */ |
47 | #include <string.h> /* for memcpy */ |
48 | |
48 | |
49 | #if defined (_WIN32) && !defined (__MINGW32__) |
49 | #if defined (_WIN32) && !defined (__MINGW32__) |
50 | typedef signed char int8_t; |
50 | typedef signed char int8_t; |
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609 | ecb_inline ecb_const uint32_t ecb_rotl32 (uint32_t x, unsigned int count); |
609 | ecb_inline ecb_const uint32_t ecb_rotl32 (uint32_t x, unsigned int count); |
610 | ecb_inline ecb_const uint32_t ecb_rotr32 (uint32_t x, unsigned int count); |
610 | ecb_inline ecb_const uint32_t ecb_rotr32 (uint32_t x, unsigned int count); |
611 | ecb_inline ecb_const uint64_t ecb_rotl64 (uint64_t x, unsigned int count); |
611 | ecb_inline ecb_const uint64_t ecb_rotl64 (uint64_t x, unsigned int count); |
612 | ecb_inline ecb_const uint64_t ecb_rotr64 (uint64_t x, unsigned int count); |
612 | ecb_inline ecb_const uint64_t ecb_rotr64 (uint64_t x, unsigned int count); |
613 | |
613 | |
614 | ecb_inline ecb_const uint8_t ecb_rotl8 (uint8_t x, unsigned int count) { return (x >> ( 8 - count)) | (x << count); } |
614 | ecb_inline ecb_const uint8_t ecb_rotl8 (uint8_t x, unsigned int count) { return (x >> (-count & 7)) | (x << (count & 7)); } |
615 | ecb_inline ecb_const uint8_t ecb_rotr8 (uint8_t x, unsigned int count) { return (x << ( 8 - count)) | (x >> count); } |
615 | ecb_inline ecb_const uint8_t ecb_rotr8 (uint8_t x, unsigned int count) { return (x << (-count & 7)) | (x >> (count & 7)); } |
616 | ecb_inline ecb_const uint16_t ecb_rotl16 (uint16_t x, unsigned int count) { return (x >> (16 - count)) | (x << count); } |
616 | ecb_inline ecb_const uint16_t ecb_rotl16 (uint16_t x, unsigned int count) { return (x >> (-count & 15)) | (x << (count & 15)); } |
617 | ecb_inline ecb_const uint16_t ecb_rotr16 (uint16_t x, unsigned int count) { return (x << (16 - count)) | (x >> count); } |
617 | ecb_inline ecb_const uint16_t ecb_rotr16 (uint16_t x, unsigned int count) { return (x << (-count & 15)) | (x >> (count & 15)); } |
618 | ecb_inline ecb_const uint32_t ecb_rotl32 (uint32_t x, unsigned int count) { return (x >> (32 - count)) | (x << count); } |
618 | ecb_inline ecb_const uint32_t ecb_rotl32 (uint32_t x, unsigned int count) { return (x >> (-count & 31)) | (x << (count & 31)); } |
619 | ecb_inline ecb_const uint32_t ecb_rotr32 (uint32_t x, unsigned int count) { return (x << (32 - count)) | (x >> count); } |
619 | ecb_inline ecb_const uint32_t ecb_rotr32 (uint32_t x, unsigned int count) { return (x << (-count & 31)) | (x >> (count & 31)); } |
620 | ecb_inline ecb_const uint64_t ecb_rotl64 (uint64_t x, unsigned int count) { return (x >> (64 - count)) | (x << count); } |
620 | ecb_inline ecb_const uint64_t ecb_rotl64 (uint64_t x, unsigned int count) { return (x >> (-count & 63)) | (x << (count & 63)); } |
621 | ecb_inline ecb_const uint64_t ecb_rotr64 (uint64_t x, unsigned int count) { return (x << (64 - count)) | (x >> count); } |
621 | ecb_inline ecb_const uint64_t ecb_rotr64 (uint64_t x, unsigned int count) { return (x << (-count & 63)) | (x >> (count & 63)); } |
622 | |
622 | |
623 | #if ECB_CPP |
623 | #if ECB_CPP |
624 | |
624 | |
625 | inline uint8_t ecb_ctz (uint8_t v) { return ecb_ctz32 (v); } |
625 | inline uint8_t ecb_ctz (uint8_t v) { return ecb_ctz32 (v); } |
626 | inline uint16_t ecb_ctz (uint16_t v) { return ecb_ctz32 (v); } |
626 | inline uint16_t ecb_ctz (uint16_t v) { return ecb_ctz32 (v); } |
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774 | ecb_inline void ecb_poke_u64_u (void *ptr, uint64_t v) { memcpy (ptr, &v, sizeof (v)); } |
774 | ecb_inline void ecb_poke_u64_u (void *ptr, uint64_t v) { memcpy (ptr, &v, sizeof (v)); } |
775 | |
775 | |
776 | ecb_inline void ecb_poke_be_u16_u (void *ptr, uint_fast16_t v) { ecb_poke_u16_u (ptr, ecb_host_to_be_u16 (v)); } |
776 | ecb_inline void ecb_poke_be_u16_u (void *ptr, uint_fast16_t v) { ecb_poke_u16_u (ptr, ecb_host_to_be_u16 (v)); } |
777 | ecb_inline void ecb_poke_be_u32_u (void *ptr, uint_fast32_t v) { ecb_poke_u32_u (ptr, ecb_host_to_be_u32 (v)); } |
777 | ecb_inline void ecb_poke_be_u32_u (void *ptr, uint_fast32_t v) { ecb_poke_u32_u (ptr, ecb_host_to_be_u32 (v)); } |
778 | ecb_inline void ecb_poke_be_u64_u (void *ptr, uint_fast64_t v) { ecb_poke_u64_u (ptr, ecb_host_to_be_u64 (v)); } |
778 | ecb_inline void ecb_poke_be_u64_u (void *ptr, uint_fast64_t v) { ecb_poke_u64_u (ptr, ecb_host_to_be_u64 (v)); } |
779 | |
779 | |
780 | ecb_inline void ecb_poke_le_u16_u (void *ptr, uint_fast16_t v) { ecb_poke_u16_u (ptr, ecb_host_to_le_u16 (v)); } |
780 | ecb_inline void ecb_poke_le_u16_u (void *ptr, uint_fast16_t v) { ecb_poke_u16_u (ptr, ecb_host_to_le_u16 (v)); } |
781 | ecb_inline void ecb_poke_le_u32_u (void *ptr, uint_fast32_t v) { ecb_poke_u32_u (ptr, ecb_host_to_le_u32 (v)); } |
781 | ecb_inline void ecb_poke_le_u32_u (void *ptr, uint_fast32_t v) { ecb_poke_u32_u (ptr, ecb_host_to_le_u32 (v)); } |
782 | ecb_inline void ecb_poke_le_u64_u (void *ptr, uint_fast64_t v) { ecb_poke_u64_u (ptr, ecb_host_to_le_u64 (v)); } |
782 | ecb_inline void ecb_poke_le_u64_u (void *ptr, uint_fast64_t v) { ecb_poke_u64_u (ptr, ecb_host_to_le_u64 (v)); } |
783 | |
783 | |
784 | #if ECB_CPP |
784 | #if ECB_CPP |
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… | |
803 | template<typename T> inline void ecb_poke_be (void *ptr, T v) { return ecb_poke <T> (ptr, ecb_host_to_be (v)); } |
803 | template<typename T> inline void ecb_poke_be (void *ptr, T v) { return ecb_poke <T> (ptr, ecb_host_to_be (v)); } |
804 | template<typename T> inline void ecb_poke_le (void *ptr, T v) { return ecb_poke <T> (ptr, ecb_host_to_le (v)); } |
804 | template<typename T> inline void ecb_poke_le (void *ptr, T v) { return ecb_poke <T> (ptr, ecb_host_to_le (v)); } |
805 | template<typename T> inline void ecb_poke_u (void *ptr, T v) { memcpy (ptr, &v, sizeof (v)); } |
805 | template<typename T> inline void ecb_poke_u (void *ptr, T v) { memcpy (ptr, &v, sizeof (v)); } |
806 | template<typename T> inline void ecb_poke_be_u (void *ptr, T v) { return ecb_poke_u<T> (ptr, ecb_host_to_be (v)); } |
806 | template<typename T> inline void ecb_poke_be_u (void *ptr, T v) { return ecb_poke_u<T> (ptr, ecb_host_to_be (v)); } |
807 | template<typename T> inline void ecb_poke_le_u (void *ptr, T v) { return ecb_poke_u<T> (ptr, ecb_host_to_le (v)); } |
807 | template<typename T> inline void ecb_poke_le_u (void *ptr, T v) { return ecb_poke_u<T> (ptr, ecb_host_to_le (v)); } |
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|
808 | |
|
|
809 | #endif |
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|
810 | |
|
|
811 | /*****************************************************************************/ |
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|
812 | /* pointer/integer hashing */ |
|
|
813 | |
|
|
814 | /* based on hash by Chris Wellons, https://nullprogram.com/blog/2018/07/31/ */ |
|
|
815 | ecb_function_ uint32_t ecb_mix32 (uint32_t v); |
|
|
816 | ecb_function_ uint32_t ecb_mix32 (uint32_t v) |
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|
817 | { |
|
|
818 | v ^= v >> 16; v *= 0x7feb352dU; |
|
|
819 | v ^= v >> 15; v *= 0x846ca68bU; |
|
|
820 | v ^= v >> 16; |
|
|
821 | return v; |
|
|
822 | } |
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|
823 | |
|
|
824 | ecb_function_ uint32_t ecb_unmix32 (uint32_t v); |
|
|
825 | ecb_function_ uint32_t ecb_unmix32 (uint32_t v) |
|
|
826 | { |
|
|
827 | v ^= v >> 16 ; v *= 0x43021123U; |
|
|
828 | v ^= v >> 15 ^ v >> 30; v *= 0x1d69e2a5U; |
|
|
829 | v ^= v >> 16 ; |
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|
830 | return v; |
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|
831 | } |
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|
832 | |
|
|
833 | /* based on splitmix64, by Sebastiona Vigna, https://prng.di.unimi.it/splitmix64.c */ |
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|
834 | ecb_function_ uint64_t ecb_mix64 (uint64_t v); |
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835 | ecb_function_ uint64_t ecb_mix64 (uint64_t v) |
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|
836 | { |
|
|
837 | v ^= v >> 30; v *= 0xbf58476d1ce4e5b9U; |
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838 | v ^= v >> 27; v *= 0x94d049bb133111ebU; |
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|
839 | v ^= v >> 31; |
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840 | return v; |
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|
841 | } |
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|
842 | |
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|
843 | ecb_function_ uint64_t ecb_unmix64 (uint64_t v); |
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844 | ecb_function_ uint64_t ecb_unmix64 (uint64_t v) |
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|
845 | { |
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|
846 | v ^= v >> 31 ^ v >> 62; v *= 0x319642b2d24d8ec3U; |
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|
847 | v ^= v >> 27 ^ v >> 54; v *= 0x96de1b173f119089U; |
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|
848 | v ^= v >> 30 ^ v >> 60; |
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|
849 | return v; |
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|
850 | } |
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851 | |
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|
852 | ecb_function_ uintptr_t ecb_ptrmix (void *p); |
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853 | ecb_function_ uintptr_t ecb_ptrmix (void *p) |
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|
854 | { |
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855 | #if ECB_PTRSIZE <= 4 |
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856 | return ecb_mix32 ((uint32_t)p); |
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857 | #else |
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858 | return ecb_mix64 ((uint64_t)p); |
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859 | #endif |
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|
860 | } |
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861 | |
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|
862 | ecb_function_ void *ecb_ptrunmix (uintptr_t v); |
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863 | ecb_function_ void *ecb_ptrunmix (uintptr_t v) |
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|
864 | { |
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865 | #if ECB_PTRSIZE <= 4 |
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|
866 | return (void *)ecb_unmix32 (v); |
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867 | #else |
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868 | return (void *)ecb_unmix64 (v); |
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|
869 | #endif |
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870 | } |
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871 | |
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872 | #if ECB_CPP |
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873 | |
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874 | template<typename T> |
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875 | inline uintptr_t ecb_ptrmix (T *p) |
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876 | { |
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877 | return ecb_ptrmix (static_cast<void *>(p)); |
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878 | } |
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879 | |
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880 | template<typename T> |
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881 | inline T *ecb_ptrunmix (uintptr_t v) |
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882 | { |
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883 | return static_cast<T *>(ecb_ptrunmix (v)); |
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884 | } |
808 | |
885 | |
809 | #endif |
886 | #endif |
810 | |
887 | |
811 | /*****************************************************************************/ |
888 | /*****************************************************************************/ |
812 | /* division */ |
889 | /* division */ |
… | |
… | |
948 | } |
1025 | } |
949 | |
1026 | |
950 | /*******************************************************************************/ |
1027 | /*******************************************************************************/ |
951 | /* fast integer to ascii */ |
1028 | /* fast integer to ascii */ |
952 | |
1029 | |
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|
1030 | /* |
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|
1031 | * This code is pretty complicated because it is general. The idea behind it, |
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|
1032 | * however, is pretty simple: first, the number is multiplied with a scaling |
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|
1033 | * factor (2**bits / 10**(digits-1)) to convert the integer into a fixed-point |
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|
1034 | * number with the first digit in the upper bits. |
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1035 | * Then this digit is converted to text and masked out. The resulting number |
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|
1036 | * is then multiplied by 10, by multiplying the fixed point representation |
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|
1037 | * by 5 and shifting the (binary) decimal point one to the right, so a 4.28 |
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1038 | * format becomes 5.27, 6.26 and so on. |
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1039 | * The rest involves only advancing the pointer if we already generated a |
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1040 | * non-zero digit, so leading zeroes are overwritten. |
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1041 | */ |
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1042 | |
953 | // simply return a mask with "bits" bits set |
1043 | /* simply return a mask with "bits" bits set *7 |
954 | #define ecb_i2a_mask(type,bits) ((((type)1) << (bits)) - 1) |
1044 | #define ecb_i2a_mask(type,bits) ((((type)1) << (bits)) - 1) |
955 | |
1045 | |
956 | // oputput a single digit. maskvalue is 10**digitidx |
1046 | /* oputput a single digit. maskvalue is 10**digitidx */ |
957 | #define ecb_i2a_digit(type,bits,digitmask,maskvalue,digitidx) \ |
1047 | #define ecb_i2a_digit(type,bits,digitmask,maskvalue,digitidx) \ |
958 | if (digitmask >= maskvalue) /* constant, used to decide how many digits to generate */ \ |
1048 | if (digitmask >= maskvalue) /* constant, used to decide how many digits to generate */ \ |
959 | { \ |
1049 | { \ |
960 | char digit = x >> (bits - digitidx); /* calculate the topmost digit */ \ |
1050 | char digit = x >> (bits - digitidx); /* calculate the topmost digit */ \ |
961 | *ptr = digit + '0'; /* output it */ \ |
1051 | *ptr = digit + '0'; /* output it */ \ |
962 | nz = (digitmask == maskvalue) || nz || digit; /* first term == always output last digit */ \ |
1052 | nz = (digitmask == maskvalue) || nz || digit; /* first term == always output last digit */ \ |
963 | ptr += nz; /* output digit only if non-zero digit seen */ \ |
1053 | ptr += nz; /* output digit only if non-zero digit seen */ \ |
964 | x = (x & ecb_i2a_mask (type, bits - digitidx)) * 5; /* *10, but shift decimal point right */ \ |
1054 | x = (x & ecb_i2a_mask (type, bits - digitidx)) * 5; /* *10, but shift decimal point right */ \ |
965 | } |
1055 | } |
966 | |
1056 | |
967 | // convert integer to fixed point format and multiply out digits, highest first |
1057 | /* convert integer to fixed point format and multiply out digits, highest first */ |
968 | // requires magic constants: max. digits and number of bits after the decimal point |
1058 | /* requires magic constants: max. digits and number of bits after the decimal point */ |
969 | #define ecb_i2a_def(suffix,ptr,v,type,bits,digitmask,lz) \ |
1059 | #define ecb_i2a_def(suffix,ptr,v,type,bits,digitmask,lz) \ |
970 | ecb_inline char *ecb_i2a_ ## suffix (char *ptr, uint32_t u) \ |
1060 | ecb_inline char *ecb_i2a_ ## suffix (char *ptr, uint32_t u) \ |
971 | { \ |
1061 | { \ |
972 | char nz = lz; /* non-zero digit seen? */ \ |
1062 | char nz = lz; /* non-zero digit seen? */ \ |
973 | /* convert to x.bits fixed-point */ \ |
1063 | /* convert to x.bits fixed-point */ \ |
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… | |
984 | ecb_i2a_digit (type,bits,digitmask, 100000000, 8); \ |
1074 | ecb_i2a_digit (type,bits,digitmask, 100000000, 8); \ |
985 | ecb_i2a_digit (type,bits,digitmask, 1000000000, 9); \ |
1075 | ecb_i2a_digit (type,bits,digitmask, 1000000000, 9); \ |
986 | return ptr; \ |
1076 | return ptr; \ |
987 | } |
1077 | } |
988 | |
1078 | |
989 | // predefined versions of the above, for various digits |
1079 | /* predefined versions of the above, for various digits */ |
990 | // ecb_i2a_xN = almost N digits, limit defined by macro |
1080 | /* ecb_i2a_xN = almost N digits, limit defined by macro */ |
991 | // ecb_i2a_N = up to N digits, leading zeroes suppressed |
1081 | /* ecb_i2a_N = up to N digits, leading zeroes suppressed */ |
992 | // ecb_i2a_0N = exactly N digits, including leading zeroes |
1082 | /* ecb_i2a_0N = exactly N digits, including leading zeroes */ |
993 | |
1083 | |
994 | // non-leading-zero versions, limited range |
1084 | /* non-leading-zero versions, limited range */ |
995 | #define ECB_I2A_MAX_X5 59074 // limit for ecb_i2a_x5 |
1085 | #define ECB_I2A_MAX_X5 59074 /* limit for ecb_i2a_x5 */ |
996 | #define ECB_I2A_MAX_X10 2932500665 // limit for ecb_i2a_x10 |
1086 | #define ECB_I2A_MAX_X10 2932500665 /* limit for ecb_i2a_x10 */ |
997 | ecb_i2a_def ( x5, ptr, v, uint32_t, 26, 10000, 0) |
1087 | ecb_i2a_def ( x5, ptr, v, uint32_t, 26, 10000, 0) |
998 | ecb_i2a_def (x10, ptr, v, uint64_t, 60, 1000000000, 0) |
1088 | ecb_i2a_def (x10, ptr, v, uint64_t, 60, 1000000000, 0) |
999 | |
1089 | |
1000 | // non-leading zero versions, all digits, 4 and 9 are optimal for 32/64 bit |
1090 | /* non-leading zero versions, all digits, 4 and 9 are optimal for 32/64 bit */ |
1001 | ecb_i2a_def ( 2, ptr, v, uint32_t, 10, 10, 0) |
1091 | ecb_i2a_def ( 2, ptr, v, uint32_t, 10, 10, 0) |
1002 | ecb_i2a_def ( 3, ptr, v, uint32_t, 12, 100, 0) |
1092 | ecb_i2a_def ( 3, ptr, v, uint32_t, 12, 100, 0) |
1003 | ecb_i2a_def ( 4, ptr, v, uint32_t, 26, 1000, 0) |
1093 | ecb_i2a_def ( 4, ptr, v, uint32_t, 26, 1000, 0) |
1004 | ecb_i2a_def ( 5, ptr, v, uint64_t, 30, 10000, 0) |
1094 | ecb_i2a_def ( 5, ptr, v, uint64_t, 30, 10000, 0) |
1005 | ecb_i2a_def ( 6, ptr, v, uint64_t, 36, 100000, 0) |
1095 | ecb_i2a_def ( 6, ptr, v, uint64_t, 36, 100000, 0) |
1006 | ecb_i2a_def ( 7, ptr, v, uint64_t, 44, 1000000, 0) |
1096 | ecb_i2a_def ( 7, ptr, v, uint64_t, 44, 1000000, 0) |
1007 | ecb_i2a_def ( 8, ptr, v, uint64_t, 50, 10000000, 0) |
1097 | ecb_i2a_def ( 8, ptr, v, uint64_t, 50, 10000000, 0) |
1008 | ecb_i2a_def ( 9, ptr, v, uint64_t, 56, 100000000, 0) |
1098 | ecb_i2a_def ( 9, ptr, v, uint64_t, 56, 100000000, 0) |
1009 | |
1099 | |
1010 | // leading-zero versions, all digits, 04 and 09 are optimal for 32/64 bit |
1100 | /* leading-zero versions, all digits, 04 and 09 are optimal for 32/64 bit */ |
1011 | ecb_i2a_def (02, ptr, v, uint32_t, 10, 10, 1) |
1101 | ecb_i2a_def (02, ptr, v, uint32_t, 10, 10, 1) |
1012 | ecb_i2a_def (03, ptr, v, uint32_t, 12, 100, 1) |
1102 | ecb_i2a_def (03, ptr, v, uint32_t, 12, 100, 1) |
1013 | ecb_i2a_def (04, ptr, v, uint32_t, 26, 1000, 1) |
1103 | ecb_i2a_def (04, ptr, v, uint32_t, 26, 1000, 1) |
1014 | ecb_i2a_def (05, ptr, v, uint64_t, 30, 10000, 1) |
1104 | ecb_i2a_def (05, ptr, v, uint64_t, 30, 10000, 1) |
1015 | ecb_i2a_def (06, ptr, v, uint64_t, 36, 100000, 1) |
1105 | ecb_i2a_def (06, ptr, v, uint64_t, 36, 100000, 1) |
1016 | ecb_i2a_def (07, ptr, v, uint64_t, 44, 1000000, 1) |
1106 | ecb_i2a_def (07, ptr, v, uint64_t, 44, 1000000, 1) |
1017 | ecb_i2a_def (08, ptr, v, uint64_t, 50, 10000000, 1) |
1107 | ecb_i2a_def (08, ptr, v, uint64_t, 50, 10000000, 1) |
1018 | ecb_i2a_def (09, ptr, v, uint64_t, 56, 100000000, 1) |
1108 | ecb_i2a_def (09, ptr, v, uint64_t, 56, 100000000, 1) |
1019 | |
1109 | |
1020 | #define ECB_I2A_I32_DIGITS 11 |
1110 | #define ECB_I2A_I32_DIGITS 11 |
1021 | #define ECB_I2A_U32_DIGITS 10 |
1111 | #define ECB_I2A_U32_DIGITS 10 |
1022 | #define ECB_I2A_I64_DIGITS 20 |
1112 | #define ECB_I2A_I64_DIGITS 20 |
1023 | #define ECB_I2A_U32_DIGITS 21 |
1113 | #define ECB_I2A_U64_DIGITS 21 |
1024 | #define ECB_I2A_DIGITS 21 |
1114 | #define ECB_I2A_MAX_DIGITS 21 |
1025 | |
1115 | |
1026 | ecb_inline char * |
1116 | ecb_inline char * |
1027 | ecb_i2a_u32 (char *ptr, uint32_t u) |
1117 | ecb_i2a_u32 (char *ptr, uint32_t u) |
1028 | { |
1118 | { |
1029 | #if ECB_64BIT_NATIVE |
1119 | #if ECB_64BIT_NATIVE |
1030 | if (ecb_expect_true (u <= ECB_I2A_MAX_X10)) |
1120 | if (ecb_expect_true (u <= ECB_I2A_MAX_X10)) |
1031 | ptr = ecb_i2a_x10 (ptr, u); |
1121 | ptr = ecb_i2a_x10 (ptr, u); |
1032 | else // x10 almost, but not fully, covers 32 bit |
1122 | else /* x10 almost, but not fully, covers 32 bit */ |
1033 | { |
1123 | { |
1034 | uint32_t u1 = u % 1000000000; |
1124 | uint32_t u1 = u % 1000000000; |
1035 | uint32_t u2 = u / 1000000000; |
1125 | uint32_t u2 = u / 1000000000; |
1036 | |
1126 | |
1037 | *ptr++ = u2 + '0'; |
1127 | *ptr++ = u2 + '0'; |
… | |
… | |
1069 | { |
1159 | { |
1070 | *ptr = '-'; ptr += v < 0; |
1160 | *ptr = '-'; ptr += v < 0; |
1071 | uint32_t u = v < 0 ? -(uint32_t)v : v; |
1161 | uint32_t u = v < 0 ? -(uint32_t)v : v; |
1072 | |
1162 | |
1073 | #if ECB_64BIT_NATIVE |
1163 | #if ECB_64BIT_NATIVE |
1074 | ptr = ecb_i2a_x10 (ptr, u); // x10 fully covers 31 bit |
1164 | ptr = ecb_i2a_x10 (ptr, u); /* x10 fully covers 31 bit */ |
1075 | #else |
1165 | #else |
1076 | ptr = ecb_i2a_u32 (ptr, u); |
1166 | ptr = ecb_i2a_u32 (ptr, u); |
1077 | #endif |
1167 | #endif |
1078 | |
1168 | |
1079 | return ptr; |
1169 | return ptr; |
… | |
… | |
1142 | uint64_t u1 = u % 1000000000; |
1232 | uint64_t u1 = u % 1000000000; |
1143 | uint64_t ua = u / 1000000000; |
1233 | uint64_t ua = u / 1000000000; |
1144 | uint64_t u2 = ua % 1000000000; |
1234 | uint64_t u2 = ua % 1000000000; |
1145 | uint64_t u3 = ua / 1000000000; |
1235 | uint64_t u3 = ua / 1000000000; |
1146 | |
1236 | |
1147 | // 2**31 is 19 digits, so the top is exactly one digit |
1237 | /* 2**31 is 19 digits, so the top is exactly one digit */ |
1148 | *ptr++ = u3 + '0'; |
1238 | *ptr++ = u3 + '0'; |
1149 | ptr = ecb_i2a_09 (ptr, u2); |
1239 | ptr = ecb_i2a_09 (ptr, u2); |
1150 | ptr = ecb_i2a_09 (ptr, u1); |
1240 | ptr = ecb_i2a_09 (ptr, u1); |
1151 | } |
1241 | } |
1152 | #else |
1242 | #else |