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Diffstat (limited to 'FreeRTOS-Plus/Test/CBMC/proofs/DHCP/DHCPProcess/README.md')
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diff --git a/FreeRTOS-Plus/Test/CBMC/proofs/DHCP/DHCPProcess/README.md b/FreeRTOS-Plus/Test/CBMC/proofs/DHCP/DHCPProcess/README.md new file mode 100644 index 000000000..0de21e6b1 --- /dev/null +++ b/FreeRTOS-Plus/Test/CBMC/proofs/DHCP/DHCPProcess/README.md @@ -0,0 +1,28 @@ +This is the memory safety proof for DHCPProcess function, which is the +function that triggers the DHCP protocol. + +The main stubs in this proof deal with buffer management, which assume +that the buffer is large enough to accomodate a DHCP message plus a +few additional bytes for options (which is the last, variable-sized +field in a DHCP message). We have abstracted away sockets, concurrency +and third-party code. For more details, please check the comments on +the harness file. + +This proof is a work-in-progress. Proof assumptions are described in +the harness. The proof also assumes the following functions are +memory safe and have no side effects relevant to the memory safety of +this function: + +* FreeRTOS_sendto +* FreeRTOS_setsockopt +* FreeRTOS_socket +* ulRand +* vARPSendGratuitous +* vApplicationIPNetworkEventHook +* vLoggingPrintf +* vPortEnterCritical +* vPortExitCritical +* vReleaseNetworkBufferAndDescriptor +* vSocketBind +* vSocketClose + |