static const char * next_token (const char *s, char *token, size_t *tokenlen, size_t tokenmax) { if (*s == '(') return (parse_comment (s + 1, token, tokenlen, tokenmax)); if (*s == '"') return (parse_quote (s + 1, token, tokenlen, tokenmax)); if (is_special (*s)) { if (*tokenlen < tokenmax) token[(*tokenlen)++] = *s; return (s + 1); } while (*s) { if (is_email_wsp(*s) || is_special (*s)) break; if (*tokenlen < tokenmax) token[(*tokenlen)++] = *s; s++; } return s; }
ADDRESS *rfc822_parse_adrlist (ADDRESS *top, const char *s) { int ws_pending, nl; #ifdef EXACT_ADDRESS const char *begin; #endif const char *ps; char comment[LONG_STRING], phrase[LONG_STRING]; size_t phraselen = 0, commentlen = 0; ADDRESS *cur, *last = NULL; RFC822Error = 0; last = top; while (last && last->next) last = last->next; ws_pending = is_email_wsp (*s); if ((nl = mutt_strlen (s))) nl = s[nl - 1] == '\n'; s = skip_email_wsp(s); #ifdef EXACT_ADDRESS begin = s; #endif while (*s) { if (*s == ',') { if (phraselen) { terminate_buffer (phrase, phraselen); add_addrspec (&top, &last, phrase, comment, &commentlen, sizeof (comment) - 1); } else if (commentlen && last && !last->personal) { terminate_buffer (comment, commentlen); last->personal = safe_strdup (comment); } #ifdef EXACT_ADDRESS if (last && !last->val) last->val = mutt_substrdup (begin, s); #endif commentlen = 0; phraselen = 0; s++; #ifdef EXACT_ADDRESS begin = skip_email_wsp(s); #endif } else if (*s == '(') { if (commentlen && commentlen < sizeof (comment) - 1) comment[commentlen++] = ' '; if ((ps = next_token (s, comment, &commentlen, sizeof (comment) - 1)) == NULL) { rfc822_free_address (&top); return NULL; } s = ps; } else if (*s == '"') { if (phraselen && phraselen < sizeof (phrase) - 1) phrase[phraselen++] = ' '; if ((ps = parse_quote (s + 1, phrase, &phraselen, sizeof (phrase) - 1)) == NULL) { rfc822_free_address (&top); return NULL; } s = ps; } else if (*s == ':') { cur = rfc822_new_address (); terminate_buffer (phrase, phraselen); cur->mailbox = safe_strdup (phrase); cur->group = 1; if (last) last->next = cur; else top = cur; last = cur; #ifdef EXACT_ADDRESS last->val = mutt_substrdup (begin, s); #endif phraselen = 0; commentlen = 0; s++; #ifdef EXACT_ADDRESS begin = skip_email_wsp(s); #endif } else if (*s == ';') { if (phraselen) { terminate_buffer (phrase, phraselen); add_addrspec (&top, &last, phrase, comment, &commentlen, sizeof (comment) - 1); } else if (commentlen && last && !last->personal) { terminate_buffer (comment, commentlen); last->personal = safe_strdup (comment); } #ifdef EXACT_ADDRESS if (last && !last->val) last->val = mutt_substrdup (begin, s); #endif /* add group terminator */ cur = rfc822_new_address (); if (last) { last->next = cur; last = cur; } phraselen = 0; commentlen = 0; s++; #ifdef EXACT_ADDRESS begin = skip_email_wsp(s); #endif } else if (*s == '<') { terminate_buffer (phrase, phraselen); cur = rfc822_new_address (); if (phraselen) cur->personal = safe_strdup (phrase); if ((ps = parse_route_addr (s + 1, comment, &commentlen, sizeof (comment) - 1, cur)) == NULL) { rfc822_free_address (&top); rfc822_free_address (&cur); return NULL; } if (last) last->next = cur; else top = cur; last = cur; phraselen = 0; commentlen = 0; s = ps; } else { if (phraselen && phraselen < sizeof (phrase) - 1 && ws_pending) phrase[phraselen++] = ' '; if ((ps = next_token (s, phrase, &phraselen, sizeof (phrase) - 1)) == NULL) { rfc822_free_address (&top); return NULL; } s = ps; } ws_pending = is_email_wsp(*s); s = skip_email_wsp(s); } if (phraselen) { terminate_buffer (phrase, phraselen); terminate_buffer (comment, commentlen); add_addrspec (&top, &last, phrase, comment, &commentlen, sizeof (comment) - 1); } else if (commentlen && last && !last->personal) { terminate_buffer (comment, commentlen); last->personal = safe_strdup (comment); } #ifdef EXACT_ADDRESS if (last) last->val = mutt_substrdup (begin, s - nl < begin ? begin : s - nl); #endif return top; }