Initial version

2022-11-19 11:42:19 +01:00
parent 7745d1b25c
commit 773b426bdc
3 changed files with 85 additions and 0 deletions
--- a/.gitignore
+++ b/.gitignore
@@ -0,0 +1,3 @@
+nasuh-server
+.idea/
+
--- a/17
+++ b/17
@@ -0,0 +1,17 @@
+# compile main.c and link it dynamically to the libmicrohttpd library
+# (libmicrohttpd.so must be in the library search path)
+# (this Makefile is for GNU make)
+
+CC = gcc
+CFLAGS = -Wall -g -O2
+LDFLAGS = -lmicrohttpd
+
+all: nasuh-server
+
+nasuh-server: main.c
+	$(CC) $(CFLAGS) -o $@ $< $(LDFLAGS)
+
+clean:
+	rm -f main
+
+# end of Makefile
--- a/main.c
+++ b/main.c
@@ -0,0 +1,65 @@
+#include <microhttpd.h>
+#include <stdlib.h>
+#include <string.h>
+#include <stdio.h>
+
+#define PAGE "<html><head><title>nasuh search engine</title>"\
+             "</head><body>all your programming needs</body></html>"
+
+static enum MHD_Result
+ahc_echo(void * cls,
+         struct MHD_Connection * connection,
+         const char * url,
+         const char * method,
+         const char * version,
+         const char * upload_data,
+         size_t * upload_data_size,
+         void ** ptr) {
+    static int dummy;
+    const char * page = cls;
+    struct MHD_Response * response;
+    int ret;
+
+    if (0 != strcmp(method, "GET"))
+        return MHD_NO; /* unexpected method */
+    if (&dummy != *ptr)
+    {
+        /* The first time only the headers are valid,
+           do not respond in the first round... */
+        *ptr = &dummy;
+        return MHD_YES;
+    }
+    if (0 != *upload_data_size)
+        return MHD_NO; /* upload data in a GET!? */
+    *ptr = NULL; /* clear context pointer */
+    response = MHD_create_response_from_buffer (strlen(page),
+                                                (void*) page,
+                                                MHD_RESPMEM_PERSISTENT);
+    ret = MHD_queue_response(connection,
+                             MHD_HTTP_OK,
+                             response);
+    MHD_destroy_response(response);
+    return ret;
+}
+
+int main(int argc,
+         char ** argv) {
+    struct MHD_Daemon * d;
+    if (argc != 2) {
+        printf("%s PORT\n",
+               argv[0]);
+        return 1;
+    }
+    d = MHD_start_daemon(MHD_USE_THREAD_PER_CONNECTION,
+                         atoi(argv[1]),
+                         NULL,
+                         NULL,
+                         &ahc_echo,
+                         PAGE,
+                         MHD_OPTION_END);
+    if (d == NULL)
+        return 1;
+    (void) getc (stdin);
+    MHD_stop_daemon(d);
+    return 0;
+}