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30 #ifndef __SRS_DAEMON_CLIENT_H__
31 #define __SRS_DAEMON_CLIENT_H__
33 typedef struct srs_client_s srs_client_t;
35 #include "src/daemon/context.h"
36 #include "src/daemon/resourceif.h"
37 #include "src/daemon/audiobuf.h"
45 SRS_CLIENT_TYPE_UNKNOWN = 0,
46 SRS_CLIENT_TYPE_DBUS, /* external D-BUS client */
47 SRS_CLIENT_TYPE_BUILTIN, /* builtin client */
56 SRS_VOICE_FOCUS_NONE = 0, /* focus released */
57 SRS_VOICE_FOCUS_SHARED, /* normal shared voice focus */
58 SRS_VOICE_FOCUS_EXCLUSIVE, /* exclusive voice focus */
66 #define SRS_MAX_TOKENS 64
69 char **tokens; /* tokens of this command */
70 int ntoken; /* number of tokens */
75 * special command tokens
78 #define SRS_TOKEN_SWITCHDICT "__switch_dict__"
79 #define SRS_TOKEN_PUSHDICT "__push_dict__"
80 #define SRS_TOKEN_POPDICT "__pop_dict__"
81 #define SRS_TOKEN_WILDCARD "*"
84 /* dictionary pseudo-commands */
85 #define SRS_DICTCMD_SWITCH "__switch_dict__"
86 #define SRS_DICTCMD_PUSH "__push_dict__"
87 #define SRS_DICTCMD_POP "__pop_dict__"
89 #define SRS_DICT_SWITCH(dict) SRS_DICTCMD_SWITCH"("dict")"
90 #define SRS_DICT_PUSH(dict) SRS_DICTCMD_PUSH"("dict")"
91 #define SRS_DICT_POP() SRS_DICTCMD_POP
98 #define SRS_TOKEN_SWITCHDICT "__switch_dict__"
99 #define SRS_TOKEN_PUSHDICT "__push_dict__"
100 #define SRS_TOKEN_POPDICT "__pop_dict__"
102 #define SRS_TOKEN_WILDCARD "*" /* match till end of utterance */
105 * dictionary operations
108 /* dictionary operations */
110 SRS_DICT_OP_UNKNOWN = 0,
122 int (*notify_focus)(srs_client_t *c, srs_voice_focus_t focus);
124 int (*notify_command)(srs_client_t *c, int idx, int ntoken,
125 char **tokens, uint32_t *start, uint32_t *end,
126 srs_audiobuf_t *audio);
128 int (*notify_command)(srs_client_t *c, int idx, int ntoken,
129 char **tokens, void *samplebuf, size_t samplelen,
130 uint32_t *start, uint32_t *end);
135 struct srs_client_s {
136 mrp_list_hook_t hook; /* to list of clients */
137 srs_client_type_t type; /* client type */
138 char *name; /* client name */
139 char *appclass; /* client application class */
140 srs_command_t *commands; /* client command set */
141 int ncommand; /* number of commands */
142 char *id; /* client id */
143 srs_context_t *srs; /* context back pointer */
144 mrp_res_resource_set_t *rset; /* resource set */
145 srs_voice_focus_t requested; /* requested voice focus */
146 srs_voice_focus_t granted; /* granted voice focus */
147 srs_voice_focus_t focus; /* requested voice focus */
148 int enabled : 1; /* interested in commands */
149 int allowed : 1; /* has resource granted */
150 srs_client_ops_t ops; /* client ops (notifications) */
151 void *user_data; /* opaque client data */
155 /** Create a new client. */
156 srs_client_t *client_create(srs_context_t *srs, srs_client_type_t type,
157 const char *name, const char *appclass,
158 char **commands, int ncommand,
159 const char *id, srs_client_ops_t *ops,
162 /** Destroy a client. */
163 void client_destroy(srs_client_t *c);
165 /** Look up a client by its id. */
166 srs_client_t *client_lookup_by_id(srs_context_t *srs, const char *id);
168 /** Request client focus change. */
169 int client_request_focus(srs_client_t *c, srs_voice_focus_t focus);
171 /** Create resources for all registered clients. */
172 void client_create_resources(srs_context_t *srs);
174 /** Reset the resource sets of all clients. */
175 void client_reset_resources(srs_context_t *srs);
177 /** Deliver a resource notification event to the client. */
178 void client_resource_event(srs_client_t *c, srs_resset_event_t event);
180 /** Deliver a command notification event to the client. */
181 void client_notify_command(srs_client_t *c, int idx, int ntoken,
182 const char **tokens, uint32_t *start, uint32_t *end,
183 srs_audiobuf_t *audio);
185 #endif /* __SRS_DAEMON_CLIENT_H__ */