terom@39: #include "irc_proto.h"
terom@36: 
terom@36: #include <string.h>
terom@36: 
terom@75: err_t irc_nm_parse_buf (struct irc_nm *nm, char *prefix)
terom@75: {
terom@149:     const char *token;
terom@75: 
terom@149:     // parse the first token to determine if this is a nickmask or server name
terom@149:     token = strsep(&prefix, "!");
terom@149: 
terom@149:     // did strsep find that "!"?
terom@149:     if (prefix) {
terom@149:         // it must be a full nickmask
terom@149:         nm->nickname = token;
terom@149:         nm->username = strsep(&prefix, "@");
terom@149:         nm->hostname = prefix;
terom@149: 
terom@149:         if (!prefix)
terom@149:             // something silly, didn't have an @token
terom@149:             return ERR_INVALID_NM;
terom@149: 
terom@149:     } else {
terom@149:         // handle as a server name
terom@149:         nm->nickname = NULL;
terom@149:         nm->username = NULL;
terom@149:         nm->hostname = token;
terom@149: 
terom@149:     } 
terom@75: 
terom@75:     // ok
terom@75:     return SUCCESS;
terom@75: 
terom@75: }
terom@75: 
terom@45: err_t irc_nm_parse (struct irc_nm *nm, char *buf, const char *prefix)
terom@45: {
terom@45:     // too long?
terom@45:     if (strlen(prefix) >= IRC_PREFIX_MAX)
terom@45:         return ERR_INVALID_NM;
terom@45: 
terom@45:     // copy to mutable buffer
terom@45:     strcpy(buf, prefix);
terom@45:     
terom@75:     // parse from buf
terom@75:     return irc_nm_parse_buf(nm, buf);
terom@45: }
terom@45: 
terom@36: /**
terom@36:  * Compare two nicknames
terom@36:  */
terom@36: int irc_cmp_nick (const char *nick1, const char *nick2)
terom@36: {
terom@36:     // XXX: just use strcasecmp for now
terom@36:     return strcasecmp(nick1, nick2);
terom@36: }
terom@36: 
terom@36: int irc_ncmp_nick (const char *nick1, const char *nick2, size_t n)
terom@36: {
terom@36:     // XXX: just use strncasecmp for now
terom@36:     return strncasecmp(nick1, nick2, n);
terom@36: }
terom@36: 
terom@36: err_t irc_prefix_parse_nick (const char *prefix, char nick[IRC_NICK_MAX])
terom@36: {
terom@36:     const char *bang;
terom@36: 
terom@36:     // find the !
terom@36:     if ((bang = strchr(prefix, '!')) == NULL)
terom@36:         return ERR_INVALID_NM;
terom@36: 
terom@36:     // too long?
terom@36:     if (bang - prefix > IRC_NICK_MAX - 1)
terom@36:         return ERR_INVALID_NICK_LENGTH;
terom@36:     
terom@36:     // copy up to the !
terom@36:     memcpy(nick, prefix, bang - prefix);
terom@36: 
terom@36:     // terminating NUL
terom@36:     nick[bang - prefix] = '\0';
terom@36: 
terom@36:     // ok
terom@36:     return SUCCESS;
terom@36: }
terom@36: 
terom@36: int irc_prefix_cmp_nick (const char *prefix, const char *nick)
terom@36: {
terom@36:     const char *bang;
terom@36: 
terom@36:     // find the !
terom@36:     if ((bang = strchr(prefix, '!')) == NULL)
terom@36:         return -ERR_INVALID_NM;
terom@36: 
terom@36:     // compare up to that
terom@36:     if (irc_ncmp_nick(prefix, nick, (bang - prefix)) == 0)
terom@36:         // match
terom@36:         return 0;
terom@36: 
terom@36:     else
terom@36:         // doesn't match
terom@36:         return 1;
terom@36: }
terom@72: 
terom@72: const char* irc_nick_chanflags (const char *nick, char chanflags[IRC_CHANFLAGS_MAX])
terom@72: {
terom@72:     char *cf = chanflags;
terom@72: 
terom@72:     // consume the chanflags, using strchr to look for the char in the set of chanflags...
terom@82:     // XXX: error if nickname is empty...
terom@82:     while (*nick && strchr(IRC_CHANFLAGS, *nick) && (cf < chanflags + IRC_CHANFLAGS_MAX - 1))
terom@72:         *cf++ = *nick++;
terom@72: 
terom@72:     // NUL-terminate chanflags
terom@72:     *cf = '\0';
terom@72: 
terom@72:     // then return the pointer to the first nickname char
terom@72:     return nick;
terom@72: }
terom@72: