author | wenzelm |
Sun, 21 Oct 2007 16:27:42 +0200 | |
changeset 25135 | 4f8176c940cf |
parent 17244 | 0b2ff9541727 |
child 35174 | e15040ae75d7 |
permissions | -rw-r--r-- |
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(* Title: HOLCF/IOA/ABP/Spec.thy |
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ID: $Id$ |
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Author: Olaf Müller |
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*) |
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header {* The specification of reliable transmission *} |
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theory Spec |
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imports IOA Action |
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begin |
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definition |
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spec_sig :: "'m action signature" where |
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sig_def: "spec_sig = (UN m.{S_msg(m)}, |
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UN m.{R_msg(m)} Un {Next}, |
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{})" |
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definition |
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spec_trans :: "('m action, 'm list)transition set" where |
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trans_def: "spec_trans = |
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{tr. let s = fst(tr); |
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t = snd(snd(tr)) |
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in |
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case fst(snd(tr)) |
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of |
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Next => t=s | (* Note that there is condition as in Sender *) |
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S_msg(m) => t = s@[m] | |
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R_msg(m) => s = (m#t) | |
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S_pkt(pkt) => False | |
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R_pkt(pkt) => False | |
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S_ack(b) => False | |
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R_ack(b) => False}" |
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definition |
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spec_ioa :: "('m action, 'm list)ioa" where |
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ioa_def: "spec_ioa = (spec_sig, {[]}, spec_trans)" |
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end |