/usr/include/hiredis/adapters/libuv.h is in libhiredis-dev 0.13.3-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 | #ifndef __HIREDIS_LIBUV_H__
#define __HIREDIS_LIBUV_H__
#include <stdlib.h>
#include <uv.h>
#include "../hiredis.h"
#include "../async.h"
#include <string.h>
typedef struct redisLibuvEvents {
redisAsyncContext* context;
uv_poll_t handle;
int events;
} redisLibuvEvents;
static void redisLibuvPoll(uv_poll_t* handle, int status, int events) {
redisLibuvEvents* p = (redisLibuvEvents*)handle->data;
if (status != 0) {
return;
}
if (events & UV_READABLE) {
redisAsyncHandleRead(p->context);
}
if (events & UV_WRITABLE) {
redisAsyncHandleWrite(p->context);
}
}
static void redisLibuvAddRead(void *privdata) {
redisLibuvEvents* p = (redisLibuvEvents*)privdata;
p->events |= UV_READABLE;
uv_poll_start(&p->handle, p->events, redisLibuvPoll);
}
static void redisLibuvDelRead(void *privdata) {
redisLibuvEvents* p = (redisLibuvEvents*)privdata;
p->events &= ~UV_READABLE;
if (p->events) {
uv_poll_start(&p->handle, p->events, redisLibuvPoll);
} else {
uv_poll_stop(&p->handle);
}
}
static void redisLibuvAddWrite(void *privdata) {
redisLibuvEvents* p = (redisLibuvEvents*)privdata;
p->events |= UV_WRITABLE;
uv_poll_start(&p->handle, p->events, redisLibuvPoll);
}
static void redisLibuvDelWrite(void *privdata) {
redisLibuvEvents* p = (redisLibuvEvents*)privdata;
p->events &= ~UV_WRITABLE;
if (p->events) {
uv_poll_start(&p->handle, p->events, redisLibuvPoll);
} else {
uv_poll_stop(&p->handle);
}
}
static void on_close(uv_handle_t* handle) {
redisLibuvEvents* p = (redisLibuvEvents*)handle->data;
free(p);
}
static void redisLibuvCleanup(void *privdata) {
redisLibuvEvents* p = (redisLibuvEvents*)privdata;
uv_close((uv_handle_t*)&p->handle, on_close);
}
static int redisLibuvAttach(redisAsyncContext* ac, uv_loop_t* loop) {
redisContext *c = &(ac->c);
if (ac->ev.data != NULL) {
return REDIS_ERR;
}
ac->ev.addRead = redisLibuvAddRead;
ac->ev.delRead = redisLibuvDelRead;
ac->ev.addWrite = redisLibuvAddWrite;
ac->ev.delWrite = redisLibuvDelWrite;
ac->ev.cleanup = redisLibuvCleanup;
redisLibuvEvents* p = (redisLibuvEvents*)malloc(sizeof(*p));
if (!p) {
return REDIS_ERR;
}
memset(p, 0, sizeof(*p));
if (uv_poll_init(loop, &p->handle, c->fd) != 0) {
return REDIS_ERR;
}
ac->ev.data = p;
p->handle.data = p;
p->context = ac;
return REDIS_OK;
}
#endif
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