+disgrace and rework of ungrateful.h

1 files changed, 78 insertions, 0 deletions

diff --git a/src/d_tcp_win.c b/src/d_tcp_win.c
new file mode 100644
index 0000000..e033153
--- /dev/null
+++ b/src/d_tcp_win.c
@@ -0,0 +1,78 @@
+
+extern String d_get_hostname_ip(String host, Allocator alloc) {
+    char *host_cstr;
+    Allocator talloc;
+    int err;
+    String ip;
+
+    talloc = un_alloc_temp_get();
+    host_cstr = (char *) un_string_to_cstring(host, talloc);
+
+    // @note, host_info can return multiple ip addresses?
+    HOSTENT *host_info = gethostbyname(host_cstr);
+
+    if (!host_info) {
+
+
+        err = WSAGetLastError();
+
+        switch (err) {
+            case WSANOTINITIALISED:
+                cyn_log_write_cstring(CYN_LOG_ERROR, (u8*) "d_get_hostname_ip: disgrace wasn't initialized, run d_init() before this call.");
+                break;
+            case WSAENETDOWN:
+                cyn_log_write_cstring(CYN_LOG_ERROR, (u8*) "d_get_hostname_ip: network error.");
+                break;
+            case WSATRY_AGAIN:
+                cyn_log_write_cstring(CYN_LOG_ERROR, (u8*) "d_get_hostname_ip: host not found (WSATRY_AGAIN).");
+                break;
+            case WSAHOST_NOT_FOUND:
+                cyn_log_write_cstring(CYN_LOG_ERROR, (u8*) "d_get_hostname_ip: host not found (WSAHOST_NOT_FOUND).");
+                break;
+            case WSANO_DATA:
+                cyn_log_write_cstring(CYN_LOG_ERROR, (u8*) "d_get_hostname_ip: no host data (WSA_NO_DATA).");
+                break;
+            case WSAEFAULT:
+                cyn_log_write_cstring(CYN_LOG_ERROR, (u8*) "d_get_hostname_ip: host name is not valid.");
+                break;
+            default:
+                cyn_log_write_cstring(CYN_LOG_ERROR, (u8*) "d_get_hostname_ip: unspecified error.");
+                break;
+        }
+
+        return CLITERAL(String) {};
+    }
+
+    if (host_info) {
+        assert(host_info->h_addrtype == AF_INET);
+
+        assert(host_info->h_length >= sizeof(struct in_addr));
+        ip = un_string_from_cstring(inet_ntoa(*(struct in_addr *)*host_info->h_addr_list));
+
+        return un_string_copy(ip, alloc);
+    }
+
+    return CLITERAL(String) {};
+}
+
+
+DHandle* d_tcp_connect(String ip, u16 port) {
+    SOCKET sock;
+    struct sockaddr_in addr_info;
+    char *ip_addr_cstr;
+
+    ip_addr_cstr = (char *) un_string_to_cstring(ip, un_alloc_temp_get());
+
+    sock = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
+
+    if (sock == INVALID_SOCKET) {
+        return NULL;
+    }
+
+    addr_info.sin_family      = AF_INET;
+    addr_info.sin_addr.s_addr = inet_addr(ip_addr_cstr);
+    addr_info.sin_port        = htons(port);
+
+    //connect()
+
+}