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Diffstat (limited to 'docs/man/nng_msg_realloc.3.adoc')
| -rw-r--r-- | docs/man/nng_msg_realloc.3.adoc | 66 |
1 files changed, 0 insertions, 66 deletions
diff --git a/docs/man/nng_msg_realloc.3.adoc b/docs/man/nng_msg_realloc.3.adoc deleted file mode 100644 index bf407289..00000000 --- a/docs/man/nng_msg_realloc.3.adoc +++ /dev/null @@ -1,66 +0,0 @@ -= nng_msg_realloc(3) -// -// Copyright 2018 Staysail Systems, Inc. <info@staysail.tech> -// Copyright 2018 Capitar IT Group BV <info@capitar.com> -// -// This document is supplied under the terms of the MIT License, a -// copy of which should be located in the distribution where this -// file was obtained (LICENSE.txt). A copy of the license may also be -// found online at https://opensource.org/licenses/MIT. -// - -== NAME - -nng_msg_realloc - reallocate a message - -== SYNOPSIS - -[source, c] ----- -#include <nng/nng.h> - -int nng_msg_realloc(nng_msg *msg, size_t size); ----- - -== DESCRIPTION - -The `nng_msg_realloc()` function re-allocates a message so that it has -a body of length _size_. -This message attempts to avoid extra allocations, -and will reuse the existing memory when possible. - -TIP: `nng_msg_realloc` is suitable for creating space for direct writing of data. -When appending many small pieces of data to a message using xref:nng_msg_append.3.adoc[`nng_msg_append()`], -allocations may be reduced by first using xref:nng_msg_reserve.3.adoc[`nng_msg_reserve()`] -to create sufficient space. -In any case, reallocating or appending to a message is guaranteed to succeed if the resulting -body length is less than xref:nng_msg_capacity.3.adoc[`nng_msg_capacity()`]. - -NOTE: Pointers to message body and header content obtained prior to this -function must not be in use, as the underlying memory used for the message -may have changed, particularly if the message size is increasing. - -== RETURN VALUES - -This function returns 0 on success, and non-zero otherwise. - -== ERRORS - -[horizontal] -`NNG_ENOMEM`:: Insufficient free memory exists to reallocate a message. - -== SEE ALSO - -[.text-left] -xref:nng_msg_reserve.3.adoc[nng_msg_reserve(3)], -xref:nng_msg_alloc.3.adoc[nng_msg_alloc(3)], -xref:nng_msg_append.3.adoc[nng_msg_append(3)], -xref:nng_msg_body.3.adoc[nng_msg_body(3)], -xref:nng_msg_chop.3.adoc[nng_msg_chop(3)], -xref:nng_msg_free.3.adoc[nng_msg_free(3)], -xref:nng_msg_insert.3.adoc[nng_msg_insert(3)], -xref:nng_msg_len.3.adoc[nng_msg_len(3)], -xref:nng_msg_trim.3.adoc[nng_msg_trim(3)], -xref:nng_strerror.3.adoc[nng_strerror(3)], -xref:nng_msg.5.adoc[nng_msg(5)], -xref:nng.7.adoc[nng(7)] |
