odoo_connect.cpp

// Compile: g++ -std=c++17 odoo_connect.cpp -o odoo_connect -lcurl
#include <iostream>
#include <string>
#include <curl/curl.h>

// Your Odoo Server Details
const std::string ODOO_URL = "http://YOUR_SERVER_IP:Port/xmlrpc/2/common";
const std::string DB_NAME = "odoo_db"; // Replace with actual DB
const std::string USERNAME = "user";
const std::string PASSWORD = "YOUR_API_KEY_OR_PASS";

// Helper for libcurl to write response to string
size_t WriteCallback(void* contents, size_t size, size_t nmemb, void* userp) {
    ((std::string*)userp)->append((char*)contents, size * nmemb);
    return size * nmemb;
}

int main() {
    CURL* curl;
    CURLcode res;
    std::string readBuffer;

    // Construct XML-RPC 'authenticate' payload manually
    std::string xml_payload = 
        "<?xml version='1.0'?>"
        "<methodCall>"
        "  <methodName>authenticate</methodName>"
        "  <params>"
        "    <param><value><string>" + DB_NAME + "</string></value></param>"
        "    <param><value><string>" + USERNAME + "</string></value></param>"
        "    <param><value><string>" + PASSWORD + "</string></value></param>"
        "    <param><value><array><data></data></array></value></param>"
        "  </params>"
        "</methodCall>";

    curl = curl_easy_init();
    if(curl) {
        struct curl_slist *headers = NULL;
        headers = curl_slist_append(headers, "Content-Type: text/xml");

        curl_easy_setopt(curl, CURLOPT_URL, ODOO_URL.c_str());
        curl_easy_setopt(curl, CURLOPT_POST, 1L);
        curl_easy_setopt(curl, CURLOPT_POSTFIELDS, xml_payload.c_str());
        curl_easy_setopt(curl, CURLOPT_HTTPHEADER, headers);
        curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, WriteCallback);
        curl_easy_setopt(curl, CURLOPT_WRITEDATA, &readBuffer);

        res = curl_easy_perform(curl);
        
        if(res != CURLE_OK)
            fprintf(stderr, "curl_easy_perform() failed: %s\n", curl_easy_strerror(res));
        else
            std::cout << "Response from Odoo:\n" << readBuffer << std::endl;

        curl_easy_cleanup(curl);
        curl_slist_free_all(headers);
    }
    return 0;
}