iterators for getting users in a chat room, lobby, game server or clan note that large clans that cannot be iterated by the local user note that the c

accesses old friends names - returns an empty string when their are no more items in the history

friends steam level

friend grouping (tag) apis returns the number of friends groups

returns the friends group ID for the given index (invalid indices return k_FriendsGroupID_Invalid)

returns the number of members in a given friends group

gets up to nMembersCount members of the given friends group, if fewer exist than requested those positions' SteamIDs will be invalid

returns the name for the given friends group (NULL in the case of invalid friends group IDs)

Trading Card badges data access if you only have one set of cards, the series will be 1 the user has can have two different badges for a series; the r

Generate an authentication blob that can be used to securely login with your backend, using SteamDatagram_ParseHostedServerLogin. (See steamdatagram_

these two functions s are deprecated, and will not return results they will be removed in a future version of the SDK

Get a local path to an older, Big Picture Mode-style PNG file for a particular origin

Get a local path to a PNG file for the provided origin's glyph.

Get a local path to a SVG file for the provided origin's glyph.

returns the HSteamUser this interface represents this is only used internally by the API, and by a few select interfaces that support multi-user

Gets progress on downloading the body for the request. This will be zero unless a response header has already been received which included a content-

Check if the reason the request failed was because we timed it out (rather than some harder failure)

Gets the body data from a HTTP response given a handle from HTTPRequestCompleted_t, will return false if the handle is invalid or is to a streaming re

Gets the size of the body data from a HTTP response given a handle from HTTPRequestCompleted_t, will return false if the handle is invalid.

Checks if a response header is present in a HTTP response given a handle from HTTPRequestCompleted_t, also returns the size of the header value if pre

Gets header values from a HTTP response given a handle from HTTPRequestCompleted_t, will return false if the header is not present or if your buffer i

Gets the body data from a streaming HTTP response given a handle from HTTPRequestDataReceived_t. Will return false if the handle is invalid or is to a

Return info about the hosted server. This contains the PoPID of the server, and opaque routing information that can be used by the relays to send tra

If you are running in a production data center, this will return the data center code. Returns 0 otherwise.

Returns the value of the SDR_LISTEN_PORT environment variable.

returns the 2 digit ISO 3166-1-alpha-2 format country code this client is running in (as looked up via an IP-to-location database) e.g "US" or "UK".

Return true if an IPv4 address is one that might be used as a "fake" one. This function is fast; it just does some logical tests on the IP and does no

Return what we believe your current ipv6 connectivity to "the internet" is on the specified protocol. This does NOT tell you if the Steam client is cu

Get the identity assigned to this interface. E.g. on Steam, this is the user's SteamID, or for the gameserver interface, the SteamID assigned to the g

returns true if the image exists, and the buffer was successfully filled out results are returned in RGBA format the destination buffer size should be

returns true if the image exists, and valid sizes were filled out

GetItemDefinitionIDs returns the set of all defined item definition IDs (which are defined via Steamworks configuration, and not necessarily contiguou

GetItemDefinitionProperty returns a string property from a given item definition. Note that some properties (for example, "name") may be localized and

get info about pending update for items that have k_EItemStateNeedsUpdate set. punBytesTotal will be valid after download started once

get info about currently installed content on disc for items that have k_EItemStateInstalled set if k_EItemStateLegacyItem is set, pchFolder contains

get EItemState flags about item on this client

gets the large (184x184) avatar of the current user, which is a handle to be used in IClientUtils::GetImageRGBA(), or 0 if none set returns -1 if this

gets the large (184x184) avatar of the connected user, which is a handle to be used in IClientUtils::GetImageRGBA(), or 0 if the sessionID isn't valid

Get command line if game was launched via Steam URL, e.g. steam://run/<appid>//<command line>/. This method of passing a connect string (used when joi

Returns the associated launch param if the game is run via steam://run/<appid>//?param1=value1;param2=value2;param3=value3 etc. Parameter names starti

returns the display type of the leaderboard

returns the total number of entries in a leaderboard, as of the last request

returns the name of a leaderboard

returns the sort method of the leaderboard

return details about the link at position x,y on the current page

Returns local IP and port that a listen socket created using CreateListenSocketIP is bound to. An IPv6 address of ::0 means "any IPv4 or IPv6" An IPv

returns which local port the listen socket is bound to pnIP and *pnPort will be 0 if the socket is set to listen for P2P connections only

returns the CSteamID of a lobby, as retrieved by a RequestLobbyList call should only be called after a LobbyMatchList_t callback is received iLobby is

Get a chat message as specified in a LobbyChatMsg_t callback iChatID is the LobbyChatMsg_t::m_iChatID value in the callback pSteamIDUser is filled in

Get data associated with this lobby takes a simple key, and returns the string associated with it "" will be returned if no value is set, or if steamI

returns a lobby metadata key/values pair by index, of range [0, GetLobbyDataCount())

returns the number of metadata keys set on the specified lobby

returns the details of a game server set in a lobby - returns false if there is no game server set, or that lobby doesn't exist

returns the CSteamID of a user in the lobby iMember is of range [0,GetNumLobbyMembers()) note that the current user must be in a lobby to retrieve CSt

Gets per-user metadata for someone in this lobby

returns the current limit on the # of users who can join the lobby; returns 0 if no limit is defined

returns the current lobby owner you must be a member of the lobby to access this (Mr_Goldberg note: This is a lie) there always one lobby owner - if t

Cloud dynamic state change notification

Fetch current timestamp. This timer has the following properties: - Monotonicity is guaranteed. - The initial value will be at least 24*3600*30*1e6,

max packet size, in bytes

gets the medium (64x64) avatar of the current user, which is a handle to be used in IClientUtils::GetImageRGBA(), or 0 if none set

gets the medium (64x64) avatar of the connected user, which is a handle to be used in IClientUtils::GetImageRGBA(), or 0 if the sessionID isn't valid

Get the info on the most achieved achievement for the game, returns an iterator index you can use to fetch the next most achieved afterwards. Will re

Get the info on the next most achieved achievement for the game. Call this after GetMostAchievedAchievementInfo or another GetNextMostAchievedAchievem

Enumerate any active beacons for parties you may wish to join

Get a list of possible beacon locations

TODO no public docs returns total number of known app beta branches (including default "public" branch )

Returns the number of items actually downloaded locally

Returns the number of items with prices. Need to call RequestPrices() first.

returns the number of users in the specified lobby

TODO no public docs Some items can specify that they have a version that is valid for a range of game versions (Steam branch)

fills out P2PSessionState_t structure with details about the underlying connection to the user should only needed for debugging purposes returns false