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PPP, PPPoS, removed ppp_accm_mask[], saved a few bytes of ROM

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This was a pretty naive way of doing a bitshift, code is smaller if we let
the compiler decide.
This commit is contained in:
Sylvain Rochet 2015-02-25 22:04:58 +01:00
parent 5984c996a8
commit 2aabe16163
1 changed files with 1 additions and 2 deletions
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3
src/netif/ppp/pppos.c
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@ -97,8 +97,7 @@ static const struct link_callbacks pppos_callbacks = {
/* PPP's Asynchronous-Control-Character-Map. The mask array is used
* to select the specific bit for a character. */
static const u_char ppp_accm_mask[] = { 0x01, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40, 0x80 };
#define ESCAPE_P(accm, c) ((accm)[(c) >> 3] & ppp_accm_mask[c & 0x07])
#define ESCAPE_P(accm, c) ((accm)[(c) >> 3] & 1 << (c & 0x07))
#if PPP_FCS_TABLE
/*