This documentation is for the TIP (development tree) of NNG and may represent unreleased changes or functionality that is experimental, and is subject to change before release. The latest released version is v1.3.2. See the documentation for v1.3.2 for the most up-to-date information.

nng_http_res_get_status(3http)

NAME

nng_http_res_get_status - return HTTP status code

SYNOPSIS

#include <nng/nng.h>
#include <nng/supplemental/http/http.h>

uint16_t nng_http_res_get_status(nng_http_res *res);

DESCRIPTION

The nng_http_res_get_status() returns a numeric code corresponding to the HTTP status of the response res.

For convenience, a number of predefined symbols corresponding to well-known HTTP status codes are available.

enum {
    NNG_HTTP_STATUS_CONTINUE                 = 100,
    NNG_HTTP_STATUS_SWITCHING                = 101,
    NNG_HTTP_STATUS_PROCESSING               = 102,
    NNG_HTTP_STATUS_OK                       = 200,
    NNG_HTTP_STATUS_CREATED                  = 201,
    NNG_HTTP_STATUS_ACCEPTED                 = 202,
    NNG_HTTP_STATUS_NOT_AUTHORITATIVE        = 203,
    NNG_HTTP_STATUS_NO_CONTENT               = 204,
    NNG_HTTP_STATUS_RESET_CONTENT            = 205,
    NNG_HTTP_STATUS_PARTIAL_CONTENT          = 206,
    NNG_HTTP_STATUS_MULTI_STATUS             = 207,
    NNG_HTTP_STATUS_ALREADY_REPORTED         = 208,
    NNG_HTTP_STATUS_IM_USED                  = 226,
    NNG_HTTP_STATUS_MULTIPLE_CHOICES         = 300,
    NNG_HTTP_STATUS_STATUS_MOVED_PERMANENTLY = 301,
    NNG_HTTP_STATUS_FOUND                    = 302,
    NNG_HTTP_STATUS_SEE_OTHER                = 303,
    NNG_HTTP_STATUS_NOT_MODIFIED             = 304,
    NNG_HTTP_STATUS_USE_PROXY                = 305,
    NNG_HTTP_STATUS_TEMPORARY_REDIRECT       = 307,
    NNG_HTTP_STATUS_PERMANENT_REDIRECT       = 308,
    NNG_HTTP_STATUS_BAD_REQUEST              = 400,
    NNG_HTTP_STATUS_UNAUTHORIZED             = 401,
    NNG_HTTP_STATUS_PAYMENT_REQUIRED         = 402,
    NNG_HTTP_STATUS_FORBIDDEN                = 403,
    NNG_HTTP_STATUS_NOT_FOUND                = 404,
    NNG_HTTP_STATUS_METHOD_NOT_ALLOWED       = 405,
    NNG_HTTP_STATUS_NOT_ACCEPTABLE           = 406,
    NNG_HTTP_STATUS_PROXY_AUTH_REQUIRED      = 407,
    NNG_HTTP_STATUS_REQUEST_TIMEOUT          = 408,
    NNG_HTTP_STATUS_CONFLICT                 = 409,
    NNG_HTTP_STATUS_GONE                     = 410,
    NNG_HTTP_STATUS_LENGTH_REQUIRED          = 411,
    NNG_HTTP_STATUS_PRECONDITION_FAILED      = 412,
    NNG_HTTP_STATUS_PAYLOAD_TOO_LARGE        = 413,
    NNG_HTTP_STATUS_ENTITY_TOO_LONG          = 414,
    NNG_HTTP_STATUS_UNSUPPORTED_MEDIA_TYPE   = 415,
    NNG_HTTP_STATUS_RANGE_NOT_SATISFIABLE    = 416,
    NNG_HTTP_STATUS_EXPECTATION_FAILED       = 417,
    NNG_HTTP_STATUS_TEAPOT                   = 418,
    NNG_HTTP_STATUS_UNPROCESSABLE_ENTITY     = 422,
    NNG_HTTP_STATUS_LOCKED                   = 423,
    NNG_HTTP_STATUS_FAILED_DEPENDENCY        = 424,
    NNG_HTTP_STATUS_UPGRADE_REQUIRED         = 426,
    NNG_HTTP_STATUS_PRECONDITION_REQUIRED    = 428,
    NNG_HTTP_STATUS_TOO_MANY_REQUESTS        = 429,
    NNG_HTTP_STATUS_HEADERS_TOO_LARGE        = 431,
    NNG_HTTP_STATUS_UNAVAIL_LEGAL_REASONS    = 451,
    NNG_HTTP_STATUS_INTERNAL_SERVER_ERROR    = 500,
    NNG_HTTP_STATUS_NOT_IMPLEMENTED          = 501,
    NNG_HTTP_STATUS_BAD_GATEWAY              = 502,
    NNG_HTTP_STATUS_SERVICE_UNAVAILABLE      = 503,
    NNG_HTTP_STATUS_GATEWAY_TIMEOUT          = 504,
    NNG_HTTP_STATUS_HTTP_VERSION_NOT_SUPP    = 505,
    NNG_HTTP_STATUS_VARIANT_ALSO_NEGOTIATES  = 506,
    NNG_HTTP_STATUS_INSUFFICIENT_STORAGE     = 507,
    NNG_HTTP_STATUS_LOOP_DETECTED            = 508,
    NNG_HTTP_STATUS_NOT_EXTENDED             = 510,
    NNG_HTTP_STATUS_NETWORK_AUTH_REQUIRED    = 511,
}
When displaying status information to users (or logging such information), consider also including the reason obtained with nng_http_res_get_reason().

RETURN VALUES

HTTP status code.

ERRORS

None.

SEE ALSO