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78 lines
1.9 KiB
78 lines
1.9 KiB
11 years ago
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/*
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* Copyright 2011-2014 Con Kolivas
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the Free
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* Software Foundation; either version 3 of the License, or (at your option)
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* any later version. See COPYING for more details.
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*/
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#include "config.h"
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#include <string.h>
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#include "ckpool.h"
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#include "libckpool.h"
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static const char *b58chars = "123456789ABCDEFGHJKLMNPQRSTUVWXYZabcdefghijkmnopqrstuvwxyz";
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bool validate_address(connsock_t *cs, const char *address)
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{
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json_t *val, *res_val, *valid_val;
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char rpc_req[256];
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bool ret = false;
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int len, i, j;
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if (unlikely(!address)) {
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LOGWARNING("Null address passed to validate_address");
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return ret;
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}
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len = strlen(address);
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if (len < 27 || len > 34) {
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LOGWARNING("Invalid address length %d passed to validate_address", len);
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return ret;
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}
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for (i = 0; i < len; i++) {
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char c = address[i];
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bool found = false;
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for (j = 0; j < 58; j++) {
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if (c == b58chars[j]) {
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found = true;
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break;
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}
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}
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if (!found) {
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LOGWARNING("Invalid char %.1s passed to validate_address", &c);
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return ret;
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}
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}
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snprintf(rpc_req, 256, "{\"method\": \"validateaddress\", \"params\": [\"%s\"]}\n", address);
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val = json_rpc_call(cs, rpc_req);
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if (!val) {
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LOGERR("Failed to get valid json response to validate_address");
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return ret;
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}
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res_val = json_object_get(val, "result");
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if (!res_val) {
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LOGERR("Failed to get result json response to validate_address");
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goto out;
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}
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valid_val = json_object_get(res_val, "isvalid");
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if (!valid_val) {
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LOGERR("Failed to get isvalid json response to validate_address");
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goto out;
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}
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if (!json_is_true(valid_val))
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LOGWARNING("Bitcoin address %s is NOT valid", address);
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else {
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LOGDEBUG("Bitcoin address %s IS valid", address);
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ret = true;
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}
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out:
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if (val)
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json_decref(val);
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return ret;
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}
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