Change in libosmocore[master]: bitvec_read_field(): optimize by expanding bytenum_from_bitnum()

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pespin gerrit-no-reply at lists.osmocom.org
Wed Nov 17 15:19:24 UTC 2021


pespin has posted comments on this change. ( https://gerrit.osmocom.org/c/libosmocore/+/26309 )

Change subject: bitvec_read_field(): optimize by expanding bytenum_from_bitnum()
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Patch Set 1:

(1 comment)

https://gerrit.osmocom.org/c/libosmocore/+/26309/1/src/bitvec.c 
File src/bitvec.c:

https://gerrit.osmocom.org/c/libosmocore/+/26309/1/src/bitvec.c@497 
PS1, Line 497: 		if (bv->data[bytenum] & (1 << bitnum))
> Are you sure this is going to work? The 'bit' must be either 0 or 1, like the value returned by bitv […]
Ah good point. You'd need to do the following to convert it to 0/1:
bit = !!(bv->data[bytenum] & (1 << bitnum));

It was just an idea, no need for you to implement it if you don't want.



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Gerrit-Project: libosmocore
Gerrit-Branch: master
Gerrit-Change-Id: I438fc82d33ab2edbabd4215ec7bc46afb07d50ab
Gerrit-Change-Number: 26309
Gerrit-PatchSet: 1
Gerrit-Owner: fixeria <vyanitskiy at sysmocom.de>
Gerrit-Reviewer: Jenkins Builder
Gerrit-Reviewer: pespin <pespin at sysmocom.de>
Gerrit-Comment-Date: Wed, 17 Nov 2021 15:19:24 +0000
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Comment-In-Reply-To: fixeria <vyanitskiy at sysmocom.de>
Comment-In-Reply-To: pespin <pespin at sysmocom.de>
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