void NPrint(NLogCb LogCb,const char* LEVEL, const char* funcName, const char* fileName, int line, const char* format, ...){ #define buf_rest(buf, p) (buf+NLOG_BUF_LEN-p-1) u_char logbuf[NLOG_BUF_LEN]; memset(logbuf, 0, NLOG_BUF_LEN); u_char* p = logbuf; //不显示日志时间。 time_t timep; struct tm *ptm, mytm; timep = ngx_time(); ptm = localtime_r(&timep, &mytm); p = ngx_snprintf(p, buf_rest(logbuf, p), NLOG_TF "%s:%s[%s:%d] ", 1+ptm->tm_mon, ptm->tm_mday, ptm->tm_hour, ptm->tm_min, ptm->tm_sec, LEVEL, funcName, fileName, line); va_list args; va_start(args,format); p = ngx_vslprintf(p , logbuf+NLOG_BUF_LEN-2, format, args); va_end(args); if(buf_rest(logbuf, p) > 0){ p = ngx_snprintf(p, buf_rest(logbuf, p), "\n"); } logbuf[NLOG_BUF_LEN-1] = 0; if(LogCb == NULL){ fprintf(stderr, "%.*s", (int)(p-logbuf), logbuf); }else{ LogCb((const char*)logbuf, p-logbuf); } }
int v2body(BUFFER *body) { int i, n; BUFFER *to, *newsgroups; BUFFER *temp, *out; BUFFER *line; int type = MSG_MAIL; int subject = 0; line = buf_new(); to = buf_new(); newsgroups = buf_new(); temp = buf_new(); out = buf_new(); n = buf_getc(body); for (i = 0; i < n; i++) { buf_get(body, line, 80); buf_chop(line); if (bufileft(line, "null:")) goto end; if (bufileft(line, "post:")) { type = MSG_POST; if (line->length > 5) { int j = 5; while (j < line->length && isspace(line->data[j])) j++; if (newsgroups->length > 0) buf_appends(newsgroups, ","); buf_append(newsgroups, line->data + j, line->length - j); } } else { if (to->length > 0) buf_appends(to, ","); buf_cat(to, line); } } if (to->length > 0) { buf_appends(out, "To: "); buf_cat(out, to); buf_nl(out); } if (newsgroups->length > 0) { buf_appends(out, "Newsgroups: "); buf_cat(out, newsgroups); buf_nl(out); } n = buf_getc(body); for (i = 0; i < n; i++) { buf_get(body, line, 80); buf_chop(line); if (bufileft(line, "Subject:")) subject = 1; buf_cat(out, line); buf_nl(out); } buf_rest(temp, body); buf_uncompress(temp); buf_set(body, temp); buf_reset(temp); if (buf_lookahead(body, line) == 0 && isline(line, HASHMARK)) { buf_getline(body, line); while (buf_getline(body, line) == 0) { if (bufileft(line, "subject:")) subject = 1; buf_cat(out, line); buf_nl(out); } } if (type == MSG_POST && !subject) buf_appends(out, "Subject: (no subject)\n"); buf_nl(out); buf_rest(out, body); buf_reset(body); mix_pool(out, type, -1); end: buf_free(line); buf_free(to); buf_free(newsgroups); buf_free(temp); buf_free(out); return (0); }
int t1_encrypt(int type, BUFFER *message, char *chainstr, int latency, BUFFER *ek, BUFFER *feedback) { BUFFER *b, *rem, *dest, *line, *field, *content; REMAILER remailer[MAXREM]; int badchains[MAXREM][MAXREM]; int maxrem, chainlen = 0; int chain[20]; int hop; int hashmark = 0; int err = 0; b = buf_new(); rem = buf_new(); dest = buf_new(); line = buf_new(); field = buf_new(); content = buf_new(); maxrem = t1_rlist(remailer, badchains); if (maxrem < 1) { clienterr(feedback, "No remailer list!"); err = -1; goto end; } chainlen = chain_select(chain, chainstr, maxrem, remailer, 1, line); if (chainlen < 1) { if (line->length) clienterr(feedback, line->data); else clienterr(feedback, "Invalid remailer chain!"); err = -1; goto end; } if (chain[0] == 0) chain[0] = chain_randfinal(type, remailer, badchains, maxrem, 1, chain, chainlen, 0); if (chain[0] == -1) { clienterr(feedback, "Invalid remailer chain!"); err = -1; goto end; } if (chain_rand(remailer, badchains, maxrem, chain, chainlen, 1, 0) == -1) { clienterr(feedback, "No reliable remailers!"); err = -1; goto end; } while (buf_getheader(message, field, content) == 0) { hdr_encode(content, 0); if (type == MSG_POST && bufieq(field, "newsgroups") && remailer[chain[0]].flags.post) { buf_appendf(dest, "Anon-Post-To: %b\n", content); } else if (type == MSG_MAIL && bufieq(field, "to")) { buf_appendf(dest, "Anon-To: %b\n", content); } else { /* paste header */ if (type == MSG_POST && bufieq(field, "newsgroups")) buf_appendf(dest, "Anon-To: %s\n", MAILtoNEWS); if (hashmark == 0) { buf_appends(b, "##\n"); hashmark = 1; } buf_appendheader(b, field, content); } } buf_nl(b); buf_rest(b, message); buf_move(message, b); if (type != MSG_NULL && dest->length == 0) { clienterr(feedback, "No destination address!"); err = -1; goto end; } if (type == MSG_NULL) { buf_sets(dest, "Null:\n"); } for (hop = 0; hop < chainlen; hop++) { if (hop == 0) { buf_sets(b, "::\n"); buf_cat(b, dest); } else { buf_sets(b, "::\nAnon-To: "); buf_appends(b, remailer[chain[hop - 1]].addr); buf_nl(b); } if (remailer[chain[hop]].flags.latent && latency > 0) buf_appendf(b, "Latent-Time: +%d:00r\n", latency); if (ek && remailer[chain[hop]].flags.ek) { t1_ek(line, ek, hop); buf_appendf(b, "Encrypt-Key: %b\n", line); } buf_nl(b); buf_cat(b, message); #ifdef USE_PGP if (remailer[chain[hop]].flags.pgp) { buf_clear(message); buf_clear(rem); buf_setf(rem, "<%s>", remailer[chain[hop]].addr); err = pgp_encrypt(PGP_ENCRYPT | PGP_REMAIL | PGP_TEXT, b, rem, NULL, NULL, NULL, NULL); if (err < 0) { buf_setf(line, "No PGP key for remailer %s!\n", remailer[chain[hop]].name); clienterr(feedback, line->data); goto end; } buf_appends(message, "::\nEncrypted: PGP\n\n"); buf_cat(message, b); } else #endif /* USE_PGP */ { if (remailer[chain[hop]].flags.pgponly) { buf_setf(line, "PGP encryption needed for remailer %s!\n", remailer[chain[hop]].name); clienterr(feedback, line->data); goto end; } buf_move(message, b); } if (ek && remailer[chain[hop]].flags.ek) buf_appends(message, "\n**\n"); } buf_clear(b); if (chainlen == 0) { buf_appends(b, "::\n"); buf_cat(b, dest); } else { buf_appendf(b, "%s: %s\n", ek ? "::\nAnon-To" : "To", remailer[chain[chainlen - 1]].addr); } buf_nl(b); buf_cat(b, message); buf_move(message, b); end: buf_free(b); buf_free(rem); buf_free(dest); buf_free(line); buf_free(field); buf_free(content); return (err); }