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-rw-r--r--libar2_decode_params.c2
-rw-r--r--test.c5
2 files changed, 6 insertions, 1 deletions
diff --git a/libar2_decode_params.c b/libar2_decode_params.c
index 7707ce4..c42a937 100644
--- a/libar2_decode_params.c
+++ b/libar2_decode_params.c
@@ -8,7 +8,7 @@ decode_u32(const char *s, uint_least32_t *outp)
uint_least32_t digit;
size_t i;
- if ((s[0] == '0' && s[1] == '0') || !isdigit(s[0])) {
+ if ((s[0] == '0' && s[1] != '0') || !isdigit(s[0])) {
errno = EINVAL;
return 0;
}
diff --git a/test.c b/test.c
index 8ccb4e2..3a0ac41 100644
--- a/test.c
+++ b/test.c
@@ -1123,6 +1123,11 @@ check_failures(void)
CHECK("$argon2id$m=128,t=128,p=128$AAAABBBBCCCC");
CHECK("$argon2id$m=128,t=128,p=128$AAAAB-BBCCCC$");
CHECK("$argon2id$m=128,t=128,p=128$AAAABBBBC$");
+ CHECK("$argon2id$m=0128,t=128,p=128$AAAABBBBCCCC$");
+ CHECK("$argon2id$m=128,t=0128,p=128$AAAABBBBCCCC$");
+ CHECK("$argon2id$m=128,t=128,p=0128$AAAABBBBCCCC$");
+ CHECK("$argon2id$v=0$m=128,t=128,p=128$AAAABBBBCCCC$");
+ CHECK("$argon2id$v=016$m=128,t=128,p=128$AAAABBBBCCCC$");
errno = 0;
ctx_st.user_data = &user_data;
user_data.allocate_fail_in = 1;