diff options
| author | Pau Espin Pedrol <pespin@sysmocom.de> | 2023-08-09 17:21:01 +0200 |
|---|---|---|
| committer | pespin <pespin@sysmocom.de> | 2023-08-11 15:36:27 +0000 |
| commit | 6df53dc769d6b9c633307fa70de4a0e27cf950fa (patch) | |
| tree | 6123661a5d3b950fdfcf9bf4934db1577c41e1f8 /include/osmocom/gsm/tlv.h | |
| parent | 3c577269c8e7bff56c46d642994b4540a10db27f (diff) | |
tlv: Introduce API msgb_tv32_push()
msgb_tv32_put() already exists, but msgb_tv32_push doesn't.
The tv16 counterparts are already present, and having to pass 32bit
integers is also quite common, so let's add an API for it.
Change-Id: I68d5693a18d55ce8d0647359044157d7e5bfae50
Diffstat (limited to 'include/osmocom/gsm/tlv.h')
| -rw-r--r-- | include/osmocom/gsm/tlv.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/include/osmocom/gsm/tlv.h b/include/osmocom/gsm/tlv.h index fd6659c6..28e897d7 100644 --- a/include/osmocom/gsm/tlv.h +++ b/include/osmocom/gsm/tlv.h @@ -457,6 +457,16 @@ static inline uint8_t *msgb_tv16_push(struct msgb *msg, uint8_t tag, uint16_t va return buf; } +/*! push (prepend) a TV32 field to a \ref msgb + * \returns pointer to first byte of newly-pushed information */ +static inline uint8_t *msgb_tv32_push(struct msgb *msg, uint8_t tag, uint32_t val) +{ + uint8_t *buf = msgb_push(msg, 5); + *buf++ = tag; + osmo_store32be(val, buf); + return buf; +} + /*! push (prepend) a TvLV field to a \ref msgb * \returns pointer to first byte of newly-pushed information */ static inline uint8_t *msgb_tvlv_push(struct msgb *msg, uint8_t tag, uint16_t len, |