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#include <u.h>
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#include <libc.h>
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#include <thread.h>
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#include <sunrpc.h>
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/*
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 * print formatters
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 */
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int
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sunRpcFmt(Fmt *f)
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{
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	SunRpc *rpc;
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	rpc = va_arg(f->args, SunRpc*);
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	sunRpcPrint(f, rpc);
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	return 0;
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}
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static SunProg **fmtProg;
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static int nfmtProg;
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static RWLock fmtLock;
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void
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sunFmtInstall(SunProg *p)
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{
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	int i;
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	wlock(&fmtLock);
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	for(i=0; i<nfmtProg; i++){
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		if(fmtProg[i] == p){
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			wunlock(&fmtLock);
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			return;
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		}
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	}
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	if(nfmtProg%16 == 0)
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		fmtProg = erealloc(fmtProg, sizeof(fmtProg[0])*(nfmtProg+16));
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	fmtProg[nfmtProg++] = p;
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	wunlock(&fmtLock);
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}
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int
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sunCallFmt(Fmt *f)
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{
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	int i;
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	void (*fmt)(Fmt*, SunCall*);
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	SunCall *c;
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	SunProg *p;
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	c = va_arg(f->args, SunCall*);
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	rlock(&fmtLock);
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	for(i=0; i<nfmtProg; i++){
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		p = fmtProg[i];
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		if(p->prog == c->rpc.prog && p->vers == c->rpc.vers){
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			runlock(&fmtLock);
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			if(c->type < 0 || c->type >= p->nproc || (fmt=p->proc[c->type].fmt) == nil)
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				return fmtprint(f, "unknown proc %c%d", "TR"[c->type&1], c->type>>1);
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			(*fmt)(f, c);
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			return 0;
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		}
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	}
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	runlock(&fmtLock);
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	fmtprint(f, "<sunrpc %d %d %c%d>", c->rpc.prog, c->rpc.vers, "TR"[c->type&1], c->type>>1);
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	return 0;
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}