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lib9p: added toilet queues

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This commit is contained in:
aiju 2011-08-16 22:00:34 +02:00
parent 2f2c930669
commit c65100ffa0
3 changed files with 138 additions and 0 deletions
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24
sys/include/9p.h
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@ -27,10 +27,28 @@ typedef struct Filelist Filelist;
typedef struct Tree Tree;
typedef struct Readdir Readdir;
typedef struct Srv Srv;
typedef struct Reqqueue Reqqueue;
typedef struct Queueelem Queueelem;
#pragma incomplete Filelist
#pragma incomplete Readdir
struct Queueelem
{
Queueelem *prev, *next;
void (*f)(Req *);
};
struct Reqqueue
{
QLock;
Rendez;
Queueelem;
int pid;
Req *cur;
jmp_buf flush;
};
struct Fid
{
ulong fid;
@ -60,6 +78,8 @@ struct Req
Fid* afid;
Fid* newfid;
Srv* srv;
Queueelem qu;
/* below is implementation-specific; don't use */
QLock lk;
@ -255,3 +275,7 @@ int authattach(Req*);
extern void (*_forker)(void (*)(void*), void*, int);
Reqqueue* reqqueuecreate(void);
void reqqueuepush(Reqqueue*, Req*, void (*)(Req *));
void reqqueueflush(Reqqueue*, Req*);
int reqqueueflushed(void);