diff options
author | Christian Hergert <chris@dronelabs.com> | 2012-02-08 03:07:48 -0800 |
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committer | Matt Stancliff <matt@genges.com> | 2015-01-05 16:39:30 -0500 |
commit | 0c9ff5bb030fd07706c39b3d4f28cef618dd8794 (patch) | |
tree | 1e4d4e48292511bffa7ee546e071044f6f852a72 /adapters | |
parent | e30c96ebdec4e8612f4102f9cd99d36488c66e5c (diff) |
Add GLib 2.0 adapter
[Cleaned up Makefile and header includes. Didn't change crazy
coding style because it's the convention for GLib systems.]
Closes #83
Closes #71
Diffstat (limited to 'adapters')
-rw-r--r-- | adapters/glib.h | 153 |
1 files changed, 153 insertions, 0 deletions
diff --git a/adapters/glib.h b/adapters/glib.h new file mode 100644 index 0000000..e13eee7 --- /dev/null +++ b/adapters/glib.h @@ -0,0 +1,153 @@ +#ifndef __HIREDIS_GLIB_H__ +#define __HIREDIS_GLIB_H__ + +#include <glib.h> + +#include "../hiredis.h" +#include "../async.h" + +typedef struct +{ + GSource source; + redisAsyncContext *ac; + GPollFD poll_fd; +} RedisSource; + +static void +redis_source_add_read (gpointer data) +{ + RedisSource *source = data; + g_return_if_fail(source); + source->poll_fd.events |= G_IO_IN; + g_main_context_wakeup(g_source_get_context(data)); +} + +static void +redis_source_del_read (gpointer data) +{ + RedisSource *source = data; + g_return_if_fail(source); + source->poll_fd.events &= ~G_IO_IN; + g_main_context_wakeup(g_source_get_context(data)); +} + +static void +redis_source_add_write (gpointer data) +{ + RedisSource *source = data; + g_return_if_fail(source); + source->poll_fd.events |= G_IO_OUT; + g_main_context_wakeup(g_source_get_context(data)); +} + +static void +redis_source_del_write (gpointer data) +{ + RedisSource *source = data; + g_return_if_fail(source); + source->poll_fd.events &= ~G_IO_OUT; + g_main_context_wakeup(g_source_get_context(data)); +} + +static void +redis_source_cleanup (gpointer data) +{ + RedisSource *source = data; + + g_return_if_fail(source); + + redis_source_del_read(source); + redis_source_del_write(source); + /* + * It is not our responsibility to remove ourself from the + * current main loop. However, we will remove the GPollFD. + */ + if (source->poll_fd.fd >= 0) { + g_source_remove_poll(data, &source->poll_fd); + source->poll_fd.fd = -1; + } +} + +static gboolean +redis_source_prepare (GSource *source, + gint *timeout_) +{ + RedisSource *redis = (RedisSource *)source; + *timeout_ = -1; + return !!(redis->poll_fd.events & redis->poll_fd.revents); +} + +static gboolean +redis_source_check (GSource *source) +{ + RedisSource *redis = (RedisSource *)source; + return !!(redis->poll_fd.events & redis->poll_fd.revents); +} + +static gboolean +redis_source_dispatch (GSource *source, + GSourceFunc callback, + gpointer user_data) +{ + RedisSource *redis = (RedisSource *)source; + + if ((redis->poll_fd.revents & G_IO_OUT)) { + redisAsyncHandleWrite(redis->ac); + redis->poll_fd.revents &= ~G_IO_OUT; + } + + if ((redis->poll_fd.revents & G_IO_IN)) { + redisAsyncHandleRead(redis->ac); + redis->poll_fd.revents &= ~G_IO_IN; + } + + if (callback) { + return callback(user_data); + } + + return TRUE; +} + +static void +redis_source_finalize (GSource *source) +{ + RedisSource *redis = (RedisSource *)source; + + if (redis->poll_fd.fd >= 0) { + g_source_remove_poll(source, &redis->poll_fd); + redis->poll_fd.fd = -1; + } +} + +static GSource * +redis_source_new (redisAsyncContext *ac) +{ + static GSourceFuncs source_funcs = { + .prepare = redis_source_prepare, + .check = redis_source_check, + .dispatch = redis_source_dispatch, + .finalize = redis_source_finalize, + }; + redisContext *c = &ac->c; + RedisSource *source; + + g_return_val_if_fail(ac != NULL, NULL); + + source = (RedisSource *)g_source_new(&source_funcs, sizeof *source); + source->ac = ac; + source->poll_fd.fd = c->fd; + source->poll_fd.events = 0; + source->poll_fd.revents = 0; + g_source_add_poll((GSource *)source, &source->poll_fd); + + ac->ev.addRead = redis_source_add_read; + ac->ev.delRead = redis_source_del_read; + ac->ev.addWrite = redis_source_add_write; + ac->ev.delWrite = redis_source_del_write; + ac->ev.cleanup = redis_source_cleanup; + ac->ev.data = source; + + return (GSource *)source; +} + +#endif /* __HIREDIS_GLIB_H__ */ |