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pull_varint: fix.

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Adapted badly from pettycoin.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
This commit is contained in:
Rusty Russell
2015-06-07 15:32:34 +09:30
parent fc8552318a
commit 0203d51ec0
1 changed files with 7 additions and 7 deletions
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14
bitcoin_tx.c
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@@ -175,21 +175,21 @@ static u64 pull_varint(const u8 **cursor, size_t *max)
p = pull(cursor, max, NULL, 2);
if (!p)
return 0;
ret = ((u64)p[2] << 8) + p[1];
ret = ((u64)p[1] << 8) + p[0];
} else if (*p == 0xfe) {
p = pull(cursor, max, NULL, 4);
if (!p)
return 0;
ret = ((u64)p[4] << 24) + ((u64)p[3] << 16)
+ ((u64)p[2] << 8) + p[1];
ret = ((u64)p[3] << 24) + ((u64)p[2] << 16)
+ ((u64)p[1] << 8) + p[0];
} else {
p = pull(cursor, max, NULL, 8);
if (!p)
return 0;
ret = ((u64)p[8] << 56) + ((u64)p[7] << 48)
+ ((u64)p[6] << 40) + ((u64)p[5] << 32)
+ ((u64)p[4] << 24) + ((u64)p[3] << 16)
+ ((u64)p[2] << 8) + p[1];
ret = ((u64)p[7] << 56) + ((u64)p[6] << 48)
+ ((u64)p[5] << 40) + ((u64)p[4] << 32)
+ ((u64)p[3] << 24) + ((u64)p[2] << 16)
+ ((u64)p[1] << 8) + p[0];
}
return ret;
}