diff options
Diffstat (limited to 'docs/man/nng_msg_header_trim.3.adoc')
| -rw-r--r-- | docs/man/nng_msg_header_trim.3.adoc | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/docs/man/nng_msg_header_trim.3.adoc b/docs/man/nng_msg_header_trim.3.adoc index dae56184..39d8052e 100644 --- a/docs/man/nng_msg_header_trim.3.adoc +++ b/docs/man/nng_msg_header_trim.3.adoc @@ -27,7 +27,7 @@ int nng_msg_header_trim_u32(nng_msg *msg, uint32_t *val32); == DESCRIPTION The `nng_msg_header_trim()` and `nng_msg_header_trim_u32()` functions remove -data from the start of the header of message _msg_. +data from the start of the header of message _msg_. The first function removes _size_ bytes. The second function removes 4 bytes, and stores them in the value _val32_, after converting them from network-byte order (big-endian) to native @@ -39,10 +39,12 @@ This function returns 0 on success, and non-zero otherwise. == ERRORS +[horizontal] `NNG_EINVAL`:: The message header is too short to remove the requested data. == SEE ALSO +[.text-left] <<nng_msg_alloc.3#,nng_msg_alloc(3)>>, <<nng_msg_header.3#,nng_msg_header(3)>>, <<nng_msg_header_append.3#,nng_msg_header_append(3)>>, |