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Wrote SETTINGS ID pack/unpack without WORDS_BIGENDIAN

This commit is contained in:
Tatsuhiro Tsujikawa 2012-04-06 02:02:19 +09:00
parent cb7c0ba142
commit d1d0a16fba
1 changed files with 5 additions and 16 deletions
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21
lib/spdylay_frame.c
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@ -1082,14 +1082,9 @@ ssize_t spdylay_frame_pack_settings(uint8_t **buf_ptr, size_t *buflen_ptr,
int off = i*8;
/* spdy/2 spec says ID is network byte order, but publicly
deployed server sends little endian host byte order. */
char *id_ptr = (char*)(&frame->iv[i].settings_id);
#ifdef WORDS_BIGENDIAN
(*buf_ptr)[12+off] = id_ptr[3];
(*buf_ptr)[12+off+1] = id_ptr[2];
(*buf_ptr)[12+off+2] = id_ptr[1];
#else /* !WORDS_BIGENDIAN */
memcpy(&(*buf_ptr)[12+off], id_ptr, 3);
#endif /* !WORDS_BIGENDIAN */
(*buf_ptr)[12+off+0] = (frame->iv[i].settings_id) & 0xff;
(*buf_ptr)[12+off+1] = (frame->iv[i].settings_id >> 8) & 0xff;
(*buf_ptr)[12+off+2] = (frame->iv[i].settings_id >>16) & 0xff;
(*buf_ptr)[15+off] = frame->iv[i].flags;
spdylay_put_uint32be(&(*buf_ptr)[16+off], frame->iv[i].value);
}
@ -1130,14 +1125,8 @@ int spdylay_frame_unpack_settings(spdylay_settings *frame,
size_t off = i*8;
/* ID is little endian. See comments in
spdylay_frame_pack_settings(). */
frame->iv[i].settings_id = 0;
#ifdef WORDS_BIGENDIAN
*(char*)(&frame->iv[i].settings_id[1]) = &payload[4+off+2];
*(char*)(&frame->iv[i].settings_id[2]) = &payload[4+off+1];
*(char*)(&frame->iv[i].settings_id[3]) = &payload[4+off+0];
#else /* !WORDS_BIGENDIAN */
memcpy(&frame->iv[i].settings_id, &payload[4+off], 3);
#endif /* !WORDS_BIGENDIAN */
frame->iv[i].settings_id = payload[4+off] + (payload[4+off+1] << 8)
+(payload[4+off+2] << 16);
frame->iv[i].flags = payload[7+off];
frame->iv[i].value = spdylay_get_uint32(&payload[8+off]);
}