[*] Moved and renamed service key functions from http-auth

CMakeLists.txt

@@ -4,12 +4,14 @@ project (dap_chain_net_srv)
 set(DAP_CHAIN_NET_SRV_SRCS 
       dap_chain_net_srv.c
       dap_chain_net_srv_order.c
+      dap_chain_net_srv_key.c
       dap_chain_net_srv_common.c
    )
 
 set(DAP_CHAIN_NET_SRV_HEADERS
         dap_chain_net_srv.h
         dap_chain_net_srv_order.h
+        dap_chain_net_srv_key.h
         dap_chain_net_srv_common.h
     )
 

dap_chain_net_srv_common.c

@@ -96,10 +96,10 @@ uint64_t dap_chain_net_srv_client_auth(dap_ledger_t  *a_ledger,
 {
     char *l_addr_base58;
     char *l_sign_hash_str;
-    if(dap_server_http_db_auth_parse_service_key(a_service_key, &l_addr_base58, &l_sign_hash_str)) {
+    if(dap_chain_net_srv_key_parse(a_service_key, &l_addr_base58, &l_sign_hash_str)) {
         return 0;
     }
-    if(!dap_server_http_db_auth_check_key(l_addr_base58, l_sign_hash_str)) {
+    if(!dap_chain_net_srv_key_check(l_addr_base58, l_sign_hash_str)) {
         // invalid signature
         return 0;
     }

dap_chain_net_srv_key.c

+/*
+ * Authors:
+ * Dmitriy A. Gearasimov <gerasimov.dmitriy@demlabs.net>
+ * Aleksandr Lysikov <alexander.lysikov@demlabs.net>
+ * CellFrame       https://cellframe.net
+ * DeM Labs Inc.   https://demlabs.net
+ * Copyright  (c) 2017-2019
+ * All rights reserved.
+
+ This file is part of DAP (Deus Applications Prototypes) the open source project
+
+ DAP (Deus Applicaions Prototypes) 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, either version 3 of the License, or
+ (at your option) any later version.
+
+ DAP 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 any DAP based project.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <string.h>
+#include <stddef.h>
+
+#include <dap_common.h>
+#include "dap_config.h"
+#include "dap_enc_key.h"
+#include "dap_strfuncs.h"
+#include "dap_hash.h"
+
+#include "dap_chain_common.h"
+#include "dap_chain_sign.h"
+#include "dap_chain_wallet.h"
+
+#include "dap_chain_net_srv_key.h"
+
+#define LOG_TAG "dap_chain_net_srv_key"
+
+/**
+ * Parse a_service_key from service client
+ * a_addr_base58[out] - address
+ * a_sign_hash[out] - hash of sign
+ */
+bool dap_chain_net_srv_key_parse(const char *a_service_key, char **a_addr_base58, char **a_sign_hash)
+{
+    bool l_ret = false;
+    // format a_service_key = "a_addr_base58;a_sign_hash"
+    if(!a_service_key)
+        return false;
+    char **l_str = dap_strsplit(a_service_key, ";", -1);
+    if(dap_str_countv(l_str) == 2) {
+        if(a_addr_base58)
+            *a_addr_base58 = strdup(l_str[0]);
+        if(a_sign_hash)
+            *a_sign_hash = strdup(l_str[1]);
+        l_ret = true;
+    }
+    dap_strfreev(l_str);
+    return l_ret;
+}
+
+/**
+ * Create new service_key
+ */
+char* dap_chain_net_srv_key_create(const char *a_wallet_name)
+{
+    char *l_addr_base58 = NULL;
+    char *l_sign_hash_str = dap_chain_net_srv_key_create_hash(a_wallet_name, &l_addr_base58);
+    char *l_ret_str = NULL;
+
+    if(l_sign_hash_str && l_addr_base58) {
+        l_ret_str = dap_strdup_printf("%s;%s", l_addr_base58, l_sign_hash_str);
+    }
+    DAP_DELETE(l_addr_base58);
+    DAP_DELETE(l_sign_hash_str);
+    return l_ret_str;
+}
+
+/**
+ * Create new key hash
+ */
+char* dap_chain_net_srv_key_create_hash(const char *a_wallet_name, char **a_addr_base58)
+{
+    const char *c_wallets_path = dap_config_get_item_str(g_config, "general", "wallets_path");
+    dap_chain_wallet_t * l_wallet = dap_chain_wallet_open(a_wallet_name, c_wallets_path);
+    if(!l_wallet)
+        return NULL;
+    dap_enc_key_t *l_key = dap_chain_wallet_get_key(l_wallet, 0);
+    const dap_chain_addr_t *l_addr = dap_chain_wallet_get_addr(l_wallet);
+    char *l_addr_base58 = dap_chain_addr_to_str(l_addr);
+    if(!l_addr_base58)
+        return NULL;
+
+    // make signature
+    const void *l_data = l_addr_base58;
+    const size_t l_data_size = strlen(l_data);
+    dap_chain_sign_t *l_chain_sign = dap_chain_sign_create(l_key, l_data, l_data_size, 0);
+    size_t l_chain_sign_size = dap_chain_sign_get_size(l_chain_sign);
+
+    dap_chain_wallet_close(l_wallet);
+    if(a_addr_base58)
+        *a_addr_base58 = l_addr_base58;
+    else
+        DAP_DELETE(l_addr_base58);
+
+    // make dap_chain_sign_t hash
+    dap_chain_hash_fast_t l_sign_hash;
+    if(!dap_hash_fast(l_chain_sign, l_chain_sign_size, &l_sign_hash) ) {
+        return NULL;
+    }
+
+    // hash to str
+    const size_t cl_str_ret_size = sizeof(dap_chain_hash_fast_t) * 2 + 1;
+    char *l_str_ret = DAP_NEW_Z_SIZE(char, sizeof(dap_chain_hash_fast_t) * 2 + 1);
+    dap_chain_hash_fast_to_str(&l_sign_hash, l_str_ret, cl_str_ret_size);
+    return l_str_ret;
+}
+
+/**
+ * Checking service_key from service client
+ */
+bool dap_chain_net_srv_key_check(char *a_addr_base58, const char *a_sign_hash_str)
+{
+    //exist_user_in_db("da");
+    if(!a_addr_base58 || !a_sign_hash_str)
+        return false;
+
+    /*    // create l_chain_sign for check a_sign
+     dap_chain_sign_t *l_chain_sign = DAP_NEW_Z_SIZE(dap_chain_sign_t,
+     sizeof(dap_chain_sign_t) + a_sign_size + l_pkey_size);
+     l_chain_sign->header.type = l_sig_type;
+     l_chain_sign->header.sign_size = l_pkey_size;
+     l_chain_sign->header.sign_pkey_size = l_pkey_size;
+     // write serialized public key to dap_chain_sign_t
+     memcpy(l_chain_sign->pkey_n_sign, l_pkey, l_pkey_size);
+     // write serialized signature to dap_chain_sign_t
+     memcpy(l_chain_sign->pkey_n_sign + l_pkey_size, a_sign, a_sign_size);
+
+     // check signature
+     if(dap_chain_sign_verify(l_chain_sign, a_sign, a_sign_size) != 1) {
+     // invalid signature
+     return 0;
+     }*/
+
+    // TODO add find l_wallet_name by a_addr_base58
+    const char *l_wallet_name = "w_picnic";
+    // Create new hash
+    char *l_sign_hash_str = dap_chain_net_srv_key_create_hash(l_wallet_name, NULL);
+    size_t l_sign_hash_str_len = (l_sign_hash_str) ? strlen(l_sign_hash_str) : 0;
+
+    // compare l_sign_hash_str and a_sign_hash_str
+    if(!l_sign_hash_str_len || l_sign_hash_str_len != strlen(a_sign_hash_str)) {
+        return false;
+    }
+    if(memcmp(l_sign_hash_str, a_sign_hash_str, l_sign_hash_str_len)) {
+        return false;
+    }
+
+    return true;
+}

dap_chain_net_srv_key.h

+/*
+ * Authors:
+ * Dmitriy A. Gearasimov <gerasimov.dmitriy@demlabs.net>
+ * Aleksandr Lysikov <alexander.lysikov@demlabs.net>
+ * CellFrame       https://cellframe.net
+ * DeM Labs Inc.   https://demlabs.net
+ * Copyright  (c) 2017-2019
+ * All rights reserved.
+
+ This file is part of DAP (Deus Applications Prototypes) the open source project
+
+ DAP (Deus Applicaions Prototypes) 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, either version 3 of the License, or
+ (at your option) any later version.
+
+ DAP 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 any DAP based project.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#pragma once
+
+#include <stdint.h>
+#include <stdbool.h>
+
+// Parse a_service_key from service client
+bool dap_chain_net_srv_key_parse(const char *a_service_key, char **a_addr_base58, char **a_sign_hash);
+// Create new service_key
+char* dap_chain_net_srv_key_create(const char *a_wallet_name);
+
+// Create new key hash
+char* dap_chain_net_srv_key_create_hash(const char *a_wallet_name, char **a_addr_base58);
+// Checking service_key from service client
+bool dap_chain_net_srv_key_check(char *a_addr_base58, const char *a_sign_hash_str);
+