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intc: Fix 128 cstring init failure with small hex strings

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doyle 2022-12-18 17:11:12 +11:00
parent 8b6c8d80df
commit 32787bad0b
1 changed files with 5 additions and 4 deletions
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9
intc.h
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@ -669,9 +669,10 @@ INTC_API bool INTC_API_PREFIX(128_init_cstring)(char const *string, int size, st
*dest = INTC_U128_ZERO; *dest = INTC_U128_ZERO;
for (int index = 0; index < size; index++) for (int index = size - 1, bits_written = 0;
index >= 0;
index--, bits_written += 4)
{ {
int bits_written = (index * 4);
if (bits_written >= (int)(sizeof(*dest) * 8)) if (bits_written >= (int)(sizeof(*dest) * 8))
return true; return true;
@ -684,8 +685,8 @@ INTC_API bool INTC_API_PREFIX(128_init_cstring)(char const *string, int size, st
if (bits4 == 0xFF) if (bits4 == 0xFF)
return false; return false;
intc_u64 *word = (bits_written >= (int)(sizeof(dest->lo) * 8)) ? &dest->lo : &dest->hi; intc_u64 *word = (bits_written >= (int)(sizeof(dest->lo) * 8)) ? &dest->hi : &dest->lo;
*word = (*word << 4) | bits4; *word = *word | ((intc_u64)bits4 << bits_written);
} }
return true; return true;