From 3207fc8925badca1d0568c486ee2b6cdae339c13 Mon Sep 17 00:00:00 2001
From: HimbeerserverDE <himbeerserverde@gmail.com>
Date: Sun, 3 Oct 2021 20:01:23 +0200
Subject: [PATCH] Initial serialization generator

---
 gen_messages.c | 74 ++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 74 insertions(+)
 create mode 100644 gen_messages.c

diff --git a/gen_messages.c b/gen_messages.c
new file mode 100644
index 0000000..e1aee49
--- /dev/null
+++ b/gen_messages.c
@@ -0,0 +1,74 @@
+#include <stdint.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+static size_t split(char ***strs, char *s, const char *delim)
+{
+	size_t i = 0;
+	*strs = malloc((1+i) * sizeof(char *));
+
+	char *tok = strtok(s, delim);
+	while (tok != NULL) {
+		*strs = realloc(*strs, (1+i) * sizeof(char *));
+		(*strs)[i++] = tok;
+		tok = strtok(NULL, delim);
+	}
+
+	return i;
+}
+
+int main(int argc, char **argv)
+{
+	FILE *fp = fopen("messages.dnet", "r");
+
+	char data[1 << 16];
+	memset(data, 0, sizeof data);
+	fread(data, sizeof *data, sizeof data, fp);
+
+	fclose(fp);
+	fp = fopen("messages.h", "w");
+
+	char **msgs;
+	size_t msgs_len = split(&msgs, data, "\n");
+
+	char *msg = NULL;
+	for (size_t i = 0; i < msgs_len; i++) {
+		if (msgs[i][0] != '\t') {
+			if (msg != NULL)
+				fprintf(fp, "} %s;\n", msg);
+
+			msg = msgs[i];
+			fprintf(fp, "typedef struct {\n");
+		} else {
+			char **tokens;
+			split(&tokens, msgs[i], " ");
+
+			char type[10];
+			if (strcmp(tokens[0], "\ts8") == 0)
+				strcpy(type, "int8_t ");
+			else if (strcmp(tokens[0], "\ts16") == 0)
+				strcpy(type, "int16_t ");
+			else if (strcmp(tokens[0], "\ts32") == 0)
+				strcpy(type, "int32_t ");
+			else if (strcmp(tokens[0], "\ts64") == 0)
+				strcpy(type, "int64_t ");
+			else if (strcmp(tokens[0], "\tu8") == 0)
+				strcpy(type, "uint8_t ");
+			else if (strcmp(tokens[0], "\tu16") == 0)
+				strcpy(type, "uint16_t ");
+			else if (strcmp(tokens[0], "\tu32") == 0)
+				strcpy(type, "uint32_t ");
+			else if (strcmp(tokens[0], "\tu64") == 0)
+				strcpy(type, "uint64_t ");
+
+			fprintf(fp, "\t%s%s;\n", type, tokens[1]);
+			free(tokens);
+		}
+	}
+
+	fprintf(fp, "} %s;\n", msg);
+
+	free(msgs);
+	fclose(fp);
+}
-- 
2.44.0