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testcrypt: fix cut-and-paste goof in decrypt_length.

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The length test was pasted from the ordinary decrypt function, when it
should have been pasted from encrypt_length (which got this right).
I've never tried to test those functions before, so I never noticed.
This commit is contained in:
Simon Tatham 2022-08-16 18:23:15 +01:00
parent dbc77dbd7a
commit 48708def84
1 changed files with 1 additions and 1 deletions
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2
test/testcrypt.c
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@ -791,7 +791,7 @@ strbuf *ssh_cipher_encrypt_length_wrapper(ssh_cipher *c, ptrlen input,
strbuf *ssh_cipher_decrypt_length_wrapper(ssh_cipher *c, ptrlen input, strbuf *ssh_cipher_decrypt_length_wrapper(ssh_cipher *c, ptrlen input,
unsigned long seq) unsigned long seq)
{ {
if (input.len % ssh_cipher_alg(c)->blksize) if (input.len != 4)
fatal_error("ssh_cipher_decrypt_length: needs exactly 4 bytes"); fatal_error("ssh_cipher_decrypt_length: needs exactly 4 bytes");
strbuf *sb = strbuf_dup(input); strbuf *sb = strbuf_dup(input);
ssh_cipher_decrypt_length(c, sb->u, sb->len, seq); ssh_cipher_decrypt_length(c, sb->u, sb->len, seq);