+++ /dev/null
-/*
- * lookup.c - CGI to lookup keys.
- *
- * Copyright 2002-2005,2007-2009,2011 Jonathan McDowell <noodles@earth.li>
- *
- * This program is free software: you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the Free
- * Software Foundation; version 2 of the License.
- *
- * This program is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
- * more details.
- *
- * You should have received a copy of the GNU General Public License along with
- * this program. If not, see <https://www.gnu.org/licenses/>.
- */
-
-#include <inttypes.h>
-#include <stdbool.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <unistd.h>
-
-#include "build-config.h"
-
-#include "armor.h"
-#include "charfuncs.h"
-#include "cleankey.h"
-#include "cleanup.h"
-#include "getcgi.h"
-#include "keydb.h"
-#include "keyid.h"
-#include "keyindex.h"
-#include "log.h"
-#include "mem.h"
-#include "onak-conf.h"
-#include "parsekey.h"
-#include "photoid.h"
-
-#define OP_UNKNOWN 0
-#define OP_GET 1
-#define OP_INDEX 2
-#define OP_VINDEX 3
-#define OP_PHOTO 4
-#define OP_HGET 5
-
-void find_keys(struct onak_dbctx *dbctx,
- char *search, uint64_t keyid,
- struct openpgp_fingerprint *fingerprint,
- bool ishex, bool isfp, bool dispfp, bool skshash,
- bool exact, bool verbose, bool mrhkp)
-{
- struct openpgp_publickey *publickey = NULL;
- int count = 0;
-
- if (ishex) {
- count = dbctx->fetch_key_id(dbctx, keyid, &publickey,
- false);
- } else if (isfp) {
- count = dbctx->fetch_key_fp(dbctx, fingerprint, &publickey,
- false);
- } else {
- count = dbctx->fetch_key_text(dbctx, search, &publickey);
- }
- if (publickey != NULL) {
- if (mrhkp) {
- printf("info:1:%d\n", count);
- mrkey_index(publickey);
- } else {
- key_index(dbctx, publickey, verbose, dispfp,
- skshash, true);
- }
- free_publickey(publickey);
- } else if (count == 0) {
- if (mrhkp) {
- puts("info:1:0");
- } else {
- puts("Key not found.");
- }
- } else {
- if (mrhkp) {
- puts("info:1:0");
- } else {
- printf("Found %d keys, but maximum number to return"
- " is %d.\n",
- count,
- config.maxkeys);
- puts("Try again with a more specific search.");
- }
- }
-}
-
-static uint8_t hex2bin(char c)
-{
- if (c >= '0' && c <= '9') {
- return (c - '0');
- } else if (c >= 'a' && c <= 'f') {
- return (c - 'a' + 10);
- } else if (c >= 'A' && c <= 'F') {
- return (c - 'A' + 10);
- }
-
- return 255;
-}
-
-int main(int argc, char *argv[])
-{
- char **params = NULL;
- int op = OP_UNKNOWN;
- int i, j;
- int indx = 0;
- bool dispfp = false;
- bool skshash = false;
- bool exact = false;
- bool ishex = false;
- bool isfp = false;
- bool mrhkp = false;
- uint64_t keyid = 0;
- struct openpgp_fingerprint fingerprint;
- char *search = NULL;
- char *end = NULL;
- struct openpgp_publickey *publickey = NULL;
- struct openpgp_packet_list *packets = NULL;
- struct openpgp_packet_list *list_end = NULL;
- int result;
- struct skshash hash;
- struct onak_dbctx *dbctx;
-
- params = getcgivars(argc, argv);
- for (i = 0; params != NULL && params[i] != NULL; i += 2) {
- if (!strcmp(params[i], "op")) {
- if (!strcmp(params[i+1], "get")) {
- op = OP_GET;
- } else if (!strcmp(params[i+1], "hget")) {
- op = OP_HGET;
- } else if (!strcmp(params[i+1], "index")) {
- op = OP_INDEX;
- } else if (!strcmp(params[i+1], "vindex")) {
- op = OP_VINDEX;
- } else if (!strcmp(params[i+1], "photo")) {
- op = OP_PHOTO;
- }
- } else if (!strcmp(params[i], "search")) {
- search = params[i+1];
- params[i+1] = NULL;
- if (search != NULL && strlen(search) == 42 &&
- search[0] == '0' && search[1] == 'x') {
- /* v4 fingerprint */
- fingerprint.length = 20;
- for (j = 0; j < 20; j++) {
- fingerprint.fp[j] = (hex2bin(
- search[2 + j * 2])
- << 4) +
- hex2bin(search[3 + j * 2]);
- }
- isfp = true;
- } else if (search != NULL && strlen(search) == 66 &&
- search[0] == '0' && search[1] == 'x') {
- /* v5 fingerprint */
- fingerprint.length = 32;
- for (j = 0; j < 32; j++) {
- fingerprint.fp[j] = (hex2bin(
- search[2 + j * 2])
- << 4) +
- hex2bin(search[3 + j * 2]);
- }
- isfp = true;
- } else if (search != NULL) {
- keyid = strtoull(search, &end, 16);
- if (*search != 0 &&
- end != NULL &&
- *end == 0) {
- ishex = true;
- }
- }
- } else if (!strcmp(params[i], "idx")) {
- indx = atoi(params[i+1]);
- } else if (!strcmp(params[i], "fingerprint")) {
- if (!strcmp(params[i+1], "on")) {
- dispfp = true;
- }
- } else if (!strcmp(params[i], "hash")) {
- if (!strcmp(params[i+1], "on")) {
- skshash = true;
- }
- } else if (!strcmp(params[i], "exact")) {
- if (!strcmp(params[i+1], "on")) {
- exact = true;
- }
- } else if (!strcmp(params[i], "options")) {
- /*
- * TODO: We should be smarter about this; options may
- * have several entries. For now mr is the only valid
- * one though.
- */
- if (!strcmp(params[i+1], "mr")) {
- mrhkp = true;
- }
- }
- free(params[i]);
- params[i] = NULL;
- if (params[i+1] != NULL) {
- free(params[i+1]);
- params[i+1] = NULL;
- }
- }
- if (params != NULL) {
- free(params);
- params = NULL;
- }
-
- if (mrhkp) {
- puts("Content-Type: text/plain\n");
- } else if (op == OP_PHOTO) {
- puts("Content-Type: image/jpeg\n");
- } else {
- start_html("Lookup of key");
- }
-
- if (op == OP_UNKNOWN) {
- puts("Error: No operation supplied.");
- } else if (search == NULL) {
- puts("Error: No key to search for supplied.");
- } else {
- readconfig(NULL);
- initlogthing("lookup", config.logfile);
- catchsignals();
- dbctx = config.dbinit(config.backend, false);
- switch (op) {
- case OP_GET:
- case OP_HGET:
- if (op == OP_HGET) {
- parse_skshash(search, &hash);
- result = dbctx->fetch_key_skshash(dbctx,
- &hash, &publickey);
- } else if (ishex) {
- result = dbctx->fetch_key_id(dbctx, keyid,
- &publickey, false);
- } else if (isfp) {
- result = dbctx->fetch_key_fp(dbctx,
- &fingerprint, &publickey, false);
- } else {
- result = dbctx->fetch_key_text(dbctx,
- search,
- &publickey);
- }
- if (result) {
- logthing(LOGTHING_NOTICE,
- "Found %d key(s) for search %s",
- result,
- search);
- puts("<pre>");
- cleankeys(&publickey, config.clean_policies);
- flatten_publickey(publickey,
- &packets,
- &list_end);
- armor_openpgp_stream(stdout_putchar,
- NULL,
- packets);
- puts("</pre>");
- } else {
- logthing(LOGTHING_NOTICE,
- "Failed to find key for search %s",
- search);
- puts("Key not found");
- }
- break;
- case OP_INDEX:
- find_keys(dbctx, search, keyid, &fingerprint,
- ishex, isfp, dispfp, skshash,
- exact, false, mrhkp);
- break;
- case OP_VINDEX:
- find_keys(dbctx, search, keyid, &fingerprint,
- ishex, isfp, dispfp, skshash,
- exact, true, mrhkp);
- break;
- case OP_PHOTO:
- if (isfp) {
- dbctx->fetch_key_fp(dbctx, &fingerprint,
- &publickey, false);
- } else {
- dbctx->fetch_key_id(dbctx, keyid,
- &publickey, false);
- }
- if (publickey != NULL) {
- unsigned char *photo = NULL;
- size_t length = 0;
-
- if (getphoto(publickey, indx, &photo,
- &length) == ONAK_E_OK) {
- fwrite(photo,
- 1,
- length,
- stdout);
- }
- free_publickey(publickey);
- publickey = NULL;
- }
- break;
- default:
- puts("Unknown operation!");
- }
- dbctx->cleanupdb(dbctx);
- cleanuplogthing();
- cleanupconfig();
- }
- if (!mrhkp) {
- puts("<hr>");
- puts("Produced by onak " ONAK_VERSION );
- end_html();
- }
-
- if (search != NULL) {
- free(search);
- search = NULL;
- }
-
- return (EXIT_SUCCESS);
-}
projects / onak.git / blobdiff