altos: Add SDCARD and FAT16 filesystem support

[fw/altos] / src / test / ao_fat_test.c

diff --git a/src/test/ao_fat_test.c b/src/test/ao_fat_test.c
new file mode 100644 (file)
index 0000000..22ac03a
--- /dev/null
+++ b/src/test/ao_fat_test.c
@@ -0,0 +1,118 @@
+/*
+ * Copyright © 2013 Keith Packard <keithp@keithp.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
+ */
+
+#include <stdint.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <getopt.h>
+#include <math.h>
+#include <unistd.h>
+#include <fcntl.h>
+
+#define AO_FAT_TEST
+
+void
+ao_mutex_get(uint8_t *mutex)
+{
+}
+
+void
+ao_mutex_put(uint8_t *mutex)
+{
+}
+
+void
+ao_panic(uint8_t panic)
+{
+       printf ("panic %d\n", panic);
+       exit(1);
+}
+
+#define AO_PANIC_BUFIO 15
+
+#define ao_cmd_success 0
+
+uint8_t ao_cmd_status;
+uint32_t ao_cmd_lex_u32;
+
+void
+ao_cmd_decimal()
+{
+}
+
+#define ao_cmd_register(x)
+
+struct ao_cmds {
+       void            (*func)(void);
+       const char      *help;
+};
+
+int fs_fd;
+
+uint8_t
+ao_sdcard_read_block(uint32_t block, uint8_t *data)
+{
+       lseek(fs_fd, block * 512, 0);
+       return read(fs_fd, data, 512) == 512;
+}
+
+uint8_t
+ao_sdcard_write_block(uint32_t block, uint8_t *data)
+{
+       lseek(fs_fd, block * 512, 0);
+       return write(fs_fd, data, 512) == 512;
+}
+
+void
+ao_sdcard_init(void)
+{
+       fs_fd = open("fat.fs", 2);
+}
+
+#include "ao_bufio.c"
+#include "ao_fat.c"
+
+int
+main(int argc, char **argv)
+{
+       uint8_t data[15];
+       int     len;
+       ao_fat_init();
+       ao_fat_test();
+       if (ao_fat_open("DATALOG TXT")) {
+               printf ("DATALOG.TXT\n");
+               while ((len = ao_fat_read(data, sizeof (data))) > 0) {
+                       write(1, data, len);
+               }
+               ao_fat_close();
+//             ao_fat_unlink("DATALOG TXT");
+       }
+       if (ao_fat_open("NEWFILE TXT")) {
+               printf ("NEWFILE.TXT\n");
+               while ((len = ao_fat_read(data, sizeof (data))) > 0) {
+                       write(1, data, len);
+               }
+               ao_fat_close();
+       }
+       if (ao_fat_creat ("NEWFILE TXT")) {
+               for (len = 0; len < 4095; len++)
+                       ao_fat_write((uint8_t *) "hello, world!\n", 14);
+               ao_fat_close();
+       }
+       return 0;
+}