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Improve "mdp_client.h" layout and comments

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This commit is contained in:
Andrew Bettison 2014-04-16 19:19:43 +09:30
parent 7e71870093
commit 6859b85731
2 changed files with 20 additions and 16 deletions
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2
mdp_client.c
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@ -84,7 +84,7 @@ int mdp_send(int socket, const struct mdp_header *header, const uint8_t *payload
return 0; return 0;
} }
ssize_t mdp_recv(int socket, struct mdp_header *header, uint8_t *payload, ssize_t max_len) ssize_t mdp_recv(int socket, struct mdp_header *header, uint8_t *payload, size_t max_len)
{ {
/* Construct name of socket to receive from. */ /* Construct name of socket to receive from. */
errno=0; errno=0;

34
mdp_client.h
View File

@ -45,19 +45,29 @@ struct mdp_header {
#define BIND_PRIMARY SID_ANY #define BIND_PRIMARY SID_ANY
#define BIND_ALL SID_BROADCAST #define BIND_ALL SID_BROADCAST
#define TYPE_SID 1 /* Port numbers for commands sent to the local daemon: remote.sid = SID_ANY
#define TYPE_PIN 2 */
#define ACTION_LOCK 1
#define ACTION_UNLOCK 2
/* Port numbers for commands sent to the local daemon*/
/* Port zero has no function (acts as a no-op or /dev/null for packets sent to
* it). It exists so that side effects like binding can be performed without
* generating any network traffic or other action.
*/
#define MDP_LISTEN 0 #define MDP_LISTEN 0
/* lock and unlock identities from the local keyring
* Requests start with an mdp_identity_request structure followed by a list of pins or SIDs /* Lock and unlock identities in the local keyring.
* Requests start with an mdp_identity_request structure followed by a list of PINs or SIDs
*/ */
#define MDP_IDENTITY 1 #define MDP_IDENTITY 1
struct mdp_identity_request {
uint8_t action;
#define ACTION_LOCK 1 // lock all the given SIDs or revoke the given PINs
#define ACTION_UNLOCK 2 // unlock all identities with the given PINs or the identities with the given SIDs (must have already sent the relevant unrevoked PINs)
uint8_t type;
#define TYPE_SID 1 // this struct is followed by a list of SIDs up to end of payload
#define TYPE_PIN 2 // this struct is followed by a list of NULL terminated entry PINs up to end of payload
};
/* Search unlocked identities from the running daemon /* Search unlocked identities from the running daemon
* If the request is empty, all identities will be returned * If the request is empty, all identities will be returned
* if the request contains a packed tag / value, identities with a matching tag will be returned * if the request contains a packed tag / value, identities with a matching tag will be returned
@ -65,12 +75,6 @@ struct mdp_header {
*/ */
#define MDP_SEARCH_IDS 2 #define MDP_SEARCH_IDS 2
// an identity request is sent to port MDP_IDENTITY, sid ANY
struct mdp_identity_request{
uint8_t action;
uint8_t type;
// the request is followed by a list of SID's or NULL terminated entry pins for the remainder of the payload
};
struct overlay_route_record{ struct overlay_route_record{
sid_t sid; sid_t sid;
@ -126,7 +130,7 @@ typedef struct overlay_mdp_frame {
int mdp_socket(void); int mdp_socket(void);
int mdp_close(int socket); int mdp_close(int socket);
int mdp_send(int socket, const struct mdp_header *header, const uint8_t *payload, size_t len); int mdp_send(int socket, const struct mdp_header *header, const uint8_t *payload, size_t len);
ssize_t mdp_recv(int socket, struct mdp_header *header, uint8_t *payload, ssize_t max_len); ssize_t mdp_recv(int socket, struct mdp_header *header, uint8_t *payload, size_t max_len);
int mdp_poll(int socket, time_ms_t timeout_ms); int mdp_poll(int socket, time_ms_t timeout_ms);