commit 0d3bc852b728e9576703be18d65c4d59bbbf0546
author Gilles Peskine <Gilles.Peskine@arm.com> Wed Jun 09 13:37:31 2021 +0200
committer Gilles Peskine <Gilles.Peskine@arm.com> Tue Jun 22 18:48:37 2021 +0200
tree 7b19cc07640bf5f00225195b08679bb2f8393361
parent 4d106c13066933ab25d0e5a08e31270576ea17e8

DHM: test some edge cases for the generator

Signed-off-by: Gilles Peskine <Gilles.Peskine@arm.com>

tests/suites/test_suite_dhm.data

diff --git a/tests/suites/test_suite_dhm.data b/tests/suites/test_suite_dhm.data
index 6802f54..8802ff6 100644
--- a/tests/suites/test_suite_dhm.data
+++ b/tests/suites/test_suite_dhm.data
@@ -88,6 +88,27 @@
 Diffie-Hellman: x_size < 0
 dhm_do_dhm:10:"93450983094850938450983409623":-1:10:"9345098304850938450983409622":MBEDTLS_ERR_DHM_BAD_INPUT_DATA
 
+Diffie-Hellman with G=0
+dhm_do_dhm:10:"93450983094850938450983409623":13:10:"0":MBEDTLS_ERR_DHM_BAD_INPUT_DATA
+
+Diffie-Hellman with G=1
+dhm_do_dhm:10:"93450983094850938450983409623":13:10:"1":MBEDTLS_ERR_DHM_BAD_INPUT_DATA
+
+Diffie-Hellman with G=P-1
+dhm_do_dhm:10:"93450983094850938450983409623":13:10:"93450983094850938450983409622":MBEDTLS_ERR_DHM_BAD_INPUT_DATA
+
+Diffie-Hellman with G=P-2
+dhm_do_dhm:10:"93450983094850938450983409623":13:10:"93450983094850938450983409621":0
+
+Diffie-Hellman with G=P
+dhm_do_dhm:10:"93450983094850938450983409623":13:10:"93450983094850938450983409623":MBEDTLS_ERR_DHM_BAD_INPUT_DATA
+
+Diffie-Hellman with G=P+1
+dhm_do_dhm:10:"93450983094850938450983409623":13:10:"93450983094850938450983409624":MBEDTLS_ERR_DHM_BAD_INPUT_DATA
+
+Diffie-Hellman with G=P+2
+dhm_do_dhm:10:"93450983094850938450983409623":13:10:"93450983094850938450983409625":0
+
 Diffie-Hellman MPI_MAX_SIZE modulus
 dhm_make_public:MBEDTLS_MPI_MAX_SIZE:10:"5":0