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/**
* SPDX-FileCopyrightText: Copyright (C) 2024 ZeldaRET
* SPDX-License-Identifier: MPL-2.0
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*/
#include <assert.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "xml.h"
#include "aifc.h"
#include "samplebank.h"
#include "util.h"
NORETURN static void
usage(const char *progname)
{
fprintf(stderr, "Usage: %s [--matching] [--makedepend <out.d>] <in.xml> <out.s>\n", progname);
exit(EXIT_FAILURE);
}
int
main(int argc, char **argv)
{
static uint8_t match_buf[BUG_BUF_SIZE];
const char *filename = NULL;
xmlDocPtr document;
const char *outfilename = NULL;
const char *mdfilename = NULL;
FILE *mdfile;
FILE *outf;
samplebank sb;
uint8_t *match_buf_ptr;
size_t match_buf_pos;
bool matching = false;
// parse args
#define arg_error(fmt, ...) \
do { \
fprintf(stderr, fmt "\n", ##__VA_ARGS__); \
usage(argv[0]); \
} while (0)
int argn = 0;
for (int i = 1; i < argc; i++) {
if (argv[i][0] == '-') {
// Optional args
if (strequ(argv[i], "--matching")) {
if (matching)
arg_error("Received --matching option twice");
matching = true;
continue;
}
if (strequ(argv[i], "--makedepend")) {
if (mdfilename != NULL)
arg_error("Received --makedepend option twice");
if (i + 1 == argc)
arg_error("--makedepend missing required argument");
mdfilename = argv[++i];
continue;
}
arg_error("Unknown option \"%s\"", argv[i]);
} else {
// Required args
switch (argn) {
case 0:
filename = argv[i];
break;
case 1:
outfilename = argv[i];
break;
default:
arg_error("Unknown positional argument \"%s\"", argv[i]);
break;
}
argn++;
}
}
if (argn != 2)
arg_error("Not enough positional arguments");
#undef arg_error
// open xml
document = xmlReadFile(filename, NULL, XML_PARSE_NONET);
if (document == NULL)
return EXIT_FAILURE;
// parse xml
read_samplebank_xml(&sb, document);
// open output asm file
outf = fopen(outfilename, "w");
if (outf == NULL)
error("Unable to open output file [%s] for writing", outfilename);
// open output dep file if applicable
if (mdfilename != NULL) {
mdfile = fopen(mdfilename, "w");
if (mdfile == NULL)
error("Unable to open dependency file [%s] for writing", mdfilename);
fprintf(mdfile, "%s: \\\n %s", outfilename, filename);
}
// write output
fprintf(outf,
// clang-format off
".rdata" "\n"
".balign 16" "\n"
"\n"
".global %s_Start" "\n"
"%s_Start:" "\n"
"$start:" "\n",
// clang-format on
sb.name, sb.name);
// original tool appears to have a buffer clearing bug involving a buffer sized BUG_BUF_SIZE
match_buf_ptr = (matching && sb.buffer_bug) ? match_buf : NULL;
match_buf_pos = 0;
for (size_t i = 0; i < sb.num_samples; i++) {
const char *name = sb.sample_names[i];
const char *path = sb.sample_paths[i];
bool is_sample = sb.is_sample[i];
if (mdfilename != NULL)
fprintf(mdfile, " \\\n %s", path);
if (!is_sample) {
// blob
fprintf(outf,
// clang-format off
"\n"
"# BLOB %s" "\n"
"\n"
".incbin \"%s\"" "\n"
"\n"
".balign 16" "\n"
"\n",
// clang-format on
name, path);
continue;
}
// aifc sample
fprintf(outf,
// clang-format off
"\n"
"# SAMPLE %lu" "\n"
"\n"
".global %s_%s_Abs" "\n"
"%s_%s_Abs:" "\n"
".global %s_%s_Off" "\n"
".set %s_%s_Off, . - $start" "\n"
"\n",
// clang-format on
i, sb.name, name, sb.name, name, sb.name, name, sb.name, name);
aifc_data aifc;
aifc_read(&aifc, path, match_buf_ptr, &match_buf_pos);
fprintf(outf, ".incbin \"%s\", 0x%lX, 0x%lX\n", path, aifc.ssnd_offset, aifc.ssnd_size);
if (match_buf_ptr != NULL && i == sb.num_samples - 1) {
// emplace garbage
fprintf(outf, "\n# Garbage data from buffer bug\n");
size_t end = ALIGN16(match_buf_pos);
for (; match_buf_pos < end; match_buf_pos++)
fprintf(outf, ".byte 0x%02X\n", match_buf_ptr[match_buf_pos]);
} else {
fputs("\n.balign 16\n", outf);
}
aifc_dispose(&aifc);
}
if (mdfilename != NULL) {
fputs("\n", mdfile);
fclose(mdfile);
}
fprintf(outf,
// clang-format off
".global %s_Size" "\n"
".set %s_Size, . - $start" "\n",
// clang-format on
sb.name, sb.name);
fclose(outf);
xmlFreeDoc(document);
return EXIT_SUCCESS;
}
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