From 6d5bcf72c10f7b648c7c605c3cd7ff6dcf9b7b17 Mon Sep 17 00:00:00 2001 From: C. McEnroe Date: Thu, 27 May 2021 11:45:47 -0400 Subject: Hash the username in kiosk mode So that the first part of $SSH_CLIENT can be passed as username. --- chat.h | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) (limited to 'chat.h') diff --git a/chat.h b/chat.h index fadbc30..44ec9b8 100644 --- a/chat.h +++ b/chat.h @@ -138,8 +138,7 @@ static inline uint idFor(const char *name) { extern uint32_t hashInit; extern uint32_t hashBound; -static inline enum Color hash(const char *str) { - if (hashBound < Blue) return Default; +static inline uint32_t _hash(const char *str) { if (*str == '~') str++; uint32_t hash = hashInit; for (; *str; ++str) { @@ -147,7 +146,11 @@ static inline enum Color hash(const char *str) { hash ^= *str; hash *= 0x27220A95; } - return Blue + hash % (hashBound + 1 - Blue); + return hash; +} +static inline enum Color hash(const char *str) { + if (hashBound < Blue) return Default; + return Blue + _hash(str) % (hashBound + 1 - Blue); } extern struct Network { -- cgit 1.4.1-2-gfad0