47 lines
1.6 KiB
C
47 lines
1.6 KiB
C
#ifndef __CHANNELS_H__
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#define __CHANNELS_H__
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#include "../../core/queue.h"
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#include "../../core/process.h"
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// head of the list
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LIST_HEAD(channels, channel);
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// element of the list
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// channel : chan name + chan name length + a list of applications
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struct channel {
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char *chan;
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size_t chanlen;
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struct ipc_process_array *subs;
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LIST_ENTRY(channel) entries;
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};
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// simple channel
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int pubsubd_channel_new (struct channel *c, const char *name);
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struct channel * pubsubd_channel_get (struct channels *chans, struct channel *c);
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void pubsubd_channel_free (struct channel *c);
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int pubsubd_channel_eq (const struct channel *c1, const struct channel *c2);
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void pubsubd_channel_print (const struct channel *c);
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// list of channels
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void pubsubd_channels_init (struct channels *chans);
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void pubsubd_channels_print (const struct channels *chans);
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struct channel * pubsubd_channels_add (struct channels *chans, const char *chan);
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void pubsubd_channels_del (struct channels *chans, struct channel *c);
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void pubsubd_channels_del_all (struct channels *chans);
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struct channel * pubsubd_channel_search (struct channels *chans, char *chan);
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// add and remove subscribers
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void pubsubd_channel_subscribe (const struct channel *c, struct ipc_client *p);
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void pubsubd_channel_unsubscribe (const struct channel *c, struct ipc_client *p);
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void pubsubd_channels_subscribe (struct channels *chans
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, char *chname, struct ipc_client *p);
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void pubsubd_channels_unsubscribe (struct channels *chans
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, char *chname, struct ipc_client *p);
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void pubsubd_channels_unsubscribe_everywhere (struct channels *chans
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, struct ipc_client *p);
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#endif
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