Previously the code for handling /who when not given any flags only checked for a '.' character to distinguish between a hostname and nickname. Use the CIDR parsing code to allow it to parse IP addresses and CIDR too. --- src/m_who.c | 57 +++++++++++++++++++++++++++++++++++++++++++++++++++------ 1 files changed, 51 insertions(+), 6 deletions(-)

diff --git a/src/m_who.c b/src/m_who.c index 703dca6..c0dccbd 100644 --- a/src/m_who.c +++ b/src/m_who.c @@ -154,19 +154,64 @@ int build_searchopts(aClient *sptr, int parc, char *parv[]) return 0; } } + else if (IsAnOper(sptr)) + { + int bits; + + bits = inet_parse_cidr(AF_INET, parv[0], + &wsopts.cidr_ip, sizeof(wsopts.cidr_ip)); + if (bits > 0) + { + wsopts.cidr_family = AF_INET; + wsopts.cidr_bits = bits; + wsopts.cidr_plus = 1; + } + else + { + bits = inet_parse_cidr(AF_INET6, parv[0], + &wsopts.cidr_ip, sizeof(wsopts.cidr_ip)); + if (bits > 0) + { + wsopts.cidr_family = AF_INET6; + wsopts.cidr_bits = bits; + wsopts.cidr_plus = 1; + } + else + { + /* + * The argument could be an IPv6 address with a wildcard, a + * hostname, or a nickname. + */ + if (strchr(parv[0], ':')) + { + wsopts.ip_plus = 1; + wsopts.ip = parv[0]; + } + else if (strchr(parv[0], '.')) + { + wsopts.host_plus = 1; + wsopts.host = parv[0]; + } + else + { + wsopts.nick_plus = 1; + wsopts.nick = parv[0]; + } + } + } + } else { - /* If the arguement has a . in it, treat it as an - * address. Otherwise treat it as a nick. -Rak */ + /* The argument could be either a hostname or a nickname. */ if (strchr(parv[0], '.')) { - wsopts.host_plus=1; - wsopts.host=parv[0]; + wsopts.host_plus = 1; + wsopts.host = parv[0]; } else { - wsopts.nick_plus=1; - wsopts.nick=parv[0]; + wsopts.nick_plus = 1; + wsopts.nick = parv[0]; } } return 1;