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- 新增门户网站（portal） - 新增`C++`,`Rust`语言SDK
2025-08-11 21:57:56 +08:00 · 2020-11-07 10:55:12 +08:00
parent 1370883af9
commit 6ab696dfaf
599 changed files with 34834 additions and 141 deletions
--- a/sop-sdk/sdk-c++/common/sign.cpp
+++ b/sop-sdk/sdk-c++/common/sign.cpp
@@ -0,0 +1,118 @@
+#include <utility>
+
+#include "../thirdparty/base64/base64.h"
+#include "sign.h"
+#include "RSASign.h"
+#include "tool.h"
+
+namespace signutil {
+    string createSign(map<string, string> params, const string& privateKeyFilepath, const string& signType) {
+        string content = getSignContent(std::move(params));
+        return sign(content, privateKeyFilepath, "");
+    }
+
+    string sign(const string& content, const string& privateKeyFilepath, const string& hash) {
+        BIO *bufio = NULL;
+        RSA *rsa = NULL;
+        EVP_PKEY *evpKey = NULL;
+        bool verify = false;
+        EVP_MD_CTX ctx;
+        int result = 0;
+        unsigned int size = 0;
+        char *sign = NULL;
+        std::string signStr = "";
+
+        //bufio = BIO_new_mem_buf((void*)private_key, -1);
+        //if (bufio == NULL) {
+        //	ERR("BIO_new_mem_buf failed");
+        //	goto safe_exit;
+        //}
+        bufio = BIO_new(BIO_s_file());
+        // 读取私钥文件
+        BIO_read_filename(bufio, privateKeyFilepath.c_str());
+
+        // 私钥字符串转换成私钥对象
+        rsa = PEM_read_bio_RSAPrivateKey(bufio, NULL, NULL, NULL);
+        if (rsa == NULL) {
+            ERR("PEM_read_bio_RSAPrivateKey failed");
+            goto safe_exit;
+        }
+
+        evpKey = EVP_PKEY_new();
+        if (evpKey == NULL) {
+            ERR("EVP_PKEY_new failed");
+            goto safe_exit;
+        }
+
+        if ((result = EVP_PKEY_set1_RSA(evpKey, rsa)) != 1) {
+            ERR("EVP_PKEY_set1_RSA failed");
+            goto safe_exit;
+        }
+
+        EVP_MD_CTX_init(&ctx);
+
+        // SHA256签名
+        if (result == 1 && (result = EVP_SignInit_ex(&ctx,
+                                                     EVP_sha256(), NULL)) != 1) {
+            ERR("EVP_SignInit_ex failed");
+        }
+
+        if (result == 1 && (result = EVP_SignUpdate(&ctx,
+                                                    content.c_str(), content.size())) != 1) {
+            ERR("EVP_SignUpdate failed");
+        }
+
+        size = EVP_PKEY_size(evpKey);
+        sign = (char*)malloc(size+1);
+        memset(sign, 0, size+1);
+
+        if (result == 1 && (result = EVP_SignFinal(&ctx,
+                                                   (unsigned char*)sign,
+                                                   &size, evpKey)) != 1) {
+            ERR("EVP_SignFinal failed");
+        }
+
+        if (result == 1) {
+            verify = true;
+        } else {
+            ERR("verify failed");
+        }
+
+        signStr = base64_encode((const unsigned char*)sign, size);
+        EVP_MD_CTX_cleanup(&ctx);
+        free(sign);
+
+        safe_exit:
+        if (rsa != NULL) {
+            RSA_free(rsa);
+            rsa = NULL;
+        }
+
+        if (evpKey != NULL) {
+            EVP_PKEY_free(evpKey);
+            evpKey = NULL;
+        }
+
+        if (bufio != NULL) {
+            BIO_free_all(bufio);
+            bufio = NULL;
+        }
+
+        return signStr;
+
+    }
+
+    string getSignContent(map<string, string> params){
+        map<string, string>::iterator iter;
+        string content;
+        for(iter = params.begin(); iter != params.end(); iter++) {
+            content.append("&").append(iter->first + "=" + iter->second);
+        }
+        return content.substr(1);
+    }
+
+    void ERR(const string &msg) {
+        throw msg;
+    }
+}
+