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diff --git a/docs/man/nng_stream_dialer_get.3str.adoc b/docs/man/nng_stream_dialer_get.3str.adoc deleted file mode 100644 index 4023e56f..00000000 --- a/docs/man/nng_stream_dialer_get.3str.adoc +++ /dev/null @@ -1,143 +0,0 @@ -= nng_stream_dialer_get(3str) -// -// Copyright 2020 Staysail Systems, Inc. <info@staysail.tech> -// Copyright 2018 Capitar IT Group BV <info@capitar.com> -// Copyright 2019 Devolutions <info@devolutions.net> -// -// 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_stream_dialer_get - get option from byte stream dialer - -== SYNOPSIS - -[source, c] ----- -#include <nng/nng.h> - -int nng_stream_dialer_get(nng_stream_dialer *d, const char *opt, void *val, size_t *sizep); - -int nng_stream_dialer_get_bool(nng_stream_dialer *d, const char *opt, bool *valp); - -int nng_stream_dialer_get_int(nng_stream_dialer *d, const char *opt, int *valp); - -int nng_stream_dialer_get_ms(nng_stream_dialer *d, const char *opt, nng_duration *valp); - -int nng_stream_dialer_get_ptr(nng_stream_dialer *d, const char *opt, void **valp); - -int nng_stream_dialer_get_size(nng_stream_dialer *d, const char *opt, size_t *valp); - -int nng_stream_dialer_get_addr(nng_stream_dialer *d, const char *opt, nng_sockaddr *valp); - -int nng_stream_dialer_get_string(nng_stream_dialer *d, const char *opt, char **valp); - -int nng_stream_dialer_get_uint64(nng_stream_dialer *d, const char *opt, uint64_t *valp); ----- - -== DESCRIPTION - - -The `nng_stream_dialer_get()` functions are used to retrieve option values for the -xref:nng_stream_dialer.5.adoc[byte stream dialer] _d_. - -The actual options that may be retrieved in this way vary. -A number of them are documented in -xref:nng_options.5.adoc[nng_options(5)] and additional linked documents. - -=== Forms - -In all of these forms, the option _opt_ is retrieved from the connected -byte stream dialer _d_. -The forms vary based on the type of the option they take. - -The details of the type, size, and semantics of the option will depend -on the actual option, and will be documented with the option itself. - -`nng_stream_dialer_get()`:: -This function is untyped and can be used to retrieve the value of any option. -The caller must store a pointer to a buffer to receive the value in _val_, -and the size of the buffer shall be stored at the location referenced by -_sizep_. -+ -When the function returns, the actual size of the data copied (or that -would have been copied if sufficient space were present) is stored at -the location referenced by _sizep_. -If the caller's buffer is not large enough to hold the entire object, -then the copy is truncated. -Therefore the caller should check for truncation by verifying that the -returned size in _sizep_ does not exceed the original buffer size. -+ -It is acceptable to pass `NULL` for _val_ if the value in _sizep_ is zero. -This can be used to determine the size of the buffer needed to receive -the object. -+ -TIP: It may be easier to use one of the typed forms of this function. - -`nng_stream_dialer_get_bool()`:: -This function is for options which take a Boolean (`bool`). - -`nng_stream_dialer_get_int()`:: -This function is for options which take an integer (`int`). - -`nng_stream_dialer_get_ms()`:: -This function is used to retrieve time -xref:nng_duration.5.adoc[durations] -(such as timeouts), stored as a number of milliseconds. -(The special value ((`NNG_DURATION_INFINITE`)) means an infinite amount of time, and -the special value ((`NNG_DURATION_DEFAULT`)) means a context-specific default.) - -`nng_stream_dialer_get_ptr()`:: -This function is used to retrieve a pointer to structured data. -The data referenced is generally managed using other functions. -Note that this form is somewhat special in that the object is generally -not copied, but instead the *pointer* to the object is copied. -+ -NOTE: Care must be taken to ensure that the application respects any -considerations about the lifetime of the underlying object. -See the documentation for the option for more specific guidance. - -`nng_stream_dialer_get_size()`:: -This function is used to retrieve a size, -typically for buffer sizes, message maximum sizes, and similar options. - -`nng_stream_dialer_get_addr()`:: -This function is used to retrieve a -xref:nng_sockaddr.5.adoc[socket address]. - -`nng_stream_dialer_get_string()`:: -This function is used to retrieve a `NULL`-terminated string. -This string is created from the source using -xref:nng_strdup.3.adoc[`nng_strdup()`] -and consequently must be freed by the caller using -xref:nng_strfree.3.adoc[`nng_strfree()`] when it is no longer needed. - -`nng_stream_dialer_get_uint64()`:: -This function is used to retrieve a 64-bit unsigned value. -This is typically used for identifiers, network -numbers, and similar options. - -== RETURN VALUES - -These functions return 0 on success, and non-zero otherwise. - -== ERRORS - -[horizontal] -`NNG_ECLOSED`:: The dialer is closed. -`NNG_EINVAL`:: There was insufficient space to receive the object. - The amount of data actually needed is returned in _sizep_. -`NNG_ENOTSUP`:: The option is not supported. -`NNG_EWRITEONLY`:: The option may not read. - -== SEE ALSO - -[.text-left] -xref:nng_strerror.3.adoc[nng_strerror(3)], -xref:nng_stream_dialer_set.3str.adoc[nng_stream_dialer_set(3str)], -xref:nng_options.5.adoc[nng_options(5)], -xref:nng_stream_dialer.5.adoc[nng_stream_dialer(5)] |