initial commit, basic platform and rendering code.

1 files changed, 126 insertions, 0 deletions

diff --git a/packassets.c b/packassets.c
new file mode 100644
index 0000000..85e0ddb
--- /dev/null
+++ b/packassets.c
@@ -0,0 +1,126 @@
+#include "error.h"
+
+#include <stdio.h>
+#include <string.h>
+
+#define buffer_size 8
+
+const char* enum_header =
+"#ifndef pack_h\n"
+"#define pack_h\n"
+"typedef enum {\n";
+
+const char* enum_footer =
+"\tasset_id_count\n"
+"} Asset_ID;\n";
+
+const char* footer =
+"#endif\n";
+
+typedef struct {
+	int size;
+	int offset;
+	char name[56];
+} Entry;
+
+int main(int argc, char** argv) {
+	int i, j, file_count, read;
+	char buffer[buffer_size];
+	char name[56];
+	const char* workingdir, * dsep = "";
+	Entry entry;
+	FILE* outfile, * infile;
+	const char* filename = argv[1];
+
+	outfile = fopen(filename, "wb");
+	if (!outfile) {
+		fprintf(
+			stderr,
+			"Failed to open '%s' for writing.\n",
+			filename
+		);
+		return 1;
+	}
+
+	file_count = argc - 3;
+	workingdir = argv[2];
+	if (workingdir[strlen(workingdir) - 1] != '/')
+		dsep = "/";
+
+	fprintf(outfile, "%s", enum_header);
+	for (i = 0; i < file_count; i++) {
+		char* c;
+		strcpy(name, "asset_id_");
+		strcat(name, argv[i + 3]);
+		for (c = name; *c; c++) {
+			if (c[0] == '.') c[0] = '_';
+		}
+		fprintf(outfile, "\t%s,\n", name);
+	}
+	fprintf(outfile, "%s", enum_footer);
+	fprintf(outfile, "#ifndef enum_only\n");
+	fprintf(outfile, "const int asset_offset_table[] = {\n");
+	entry.offset = 0;
+	for (i = 0; i < file_count; i++) {
+		strcpy(entry.name, argv[i + 3]);
+		strcpy(name, workingdir);
+		strcat(name, dsep);
+		strcat(name, entry.name);
+
+		infile = fopen(name, "rb");
+		if (!infile) {
+			fprintf(
+				stderr,
+				"Failed to open '%s' for reading.\n",
+				entry.name
+			);
+			return 1;
+		}
+
+		fseek(infile, 0, SEEK_END);
+		entry.size = ftell(infile);
+		fclose(infile);
+		fprintf(outfile, "\t0x%08x,\n", entry.offset);
+		entry.offset += entry.size;
+	}
+	fprintf(outfile, "};\nconst unsigned char asset_data[] = {\n");
+	for (i = 0; i < file_count; i++) {
+		strcpy(entry.name, argv[i + 3]);
+		strcpy(name, workingdir);
+		strcat(name, dsep);
+		strcat(name, entry.name);
+
+		infile = fopen(name, "rb");
+		if (!infile) {
+			fprintf(
+				stderr,
+				"Failed to open '%s' for reading.\n",
+				entry.name
+			);
+			return 1;
+		}
+
+		fseek(infile, 0, SEEK_END);
+		entry.size = ftell(infile);
+		rewind(infile);
+
+		for (j = 0; j < entry.size; j += buffer_size) {
+			int k;
+			read = fread(buffer, 1, buffer_size, infile);
+			fprintf(outfile, "\t");
+			for (k = 0; k < read; k++) {
+				fprintf(outfile, "0x%02x, ", (unsigned char)buffer[k]);
+			}
+			fseek(outfile, ftell(outfile) - 1, SEEK_SET);
+			fprintf(outfile, "\n");
+		}
+
+		fclose(infile);
+	}
+
+	fprintf(outfile, "};\n#endif\n#endif\n");
+
+	fclose(outfile);
+
+	return 0;
+}