Setup project skeleton

3 files changed, 222 insertions, 0 deletions

diff --git a/src/fs/iso9660/private_include/iso9660/ops.h b/src/fs/iso9660/private_include/iso9660/ops.h
new file mode 100644
index 0000000..b85d025
--- /dev/null
+++ b/src/fs/iso9660/private_include/iso9660/ops.h
@@ -0,0 +1,39 @@
+/*
+ * wnix, a Unix-like operating system for WebAssembly applications.
+ * Copyright (C) 2025  Xavier Del Campo Romero
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * 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 Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+#ifndef ISO9660_OPS_H
+#define ISO9660_OPS_H
+
+#include <fs/fs.h>
+#include <fs/inode.h>
+
+int iso9660_mount(const struct fs_mount *m, struct fs_ret *r);
+int iso9660_mkdir(const struct fs_mkdir *m, const struct fs_mp *mp,
+    const union inode_result *i, struct fs_ret *r);
+int iso9660_open(const struct fs_open *o, const struct fs_mp *mp,
+    const union inode_result *i, struct fs_ret *r);
+int iso9660_read(const struct fs_read *r, struct fs_ret *ret);
+int iso9660_write(const struct fs_write *w, struct fs_ret *r);
+int iso9660_stat(const struct fs_stat *s, const struct fs_mp *mp,
+    const union inode_result *inode, struct fs_ret *r);
+int iso9660_close(struct fs_fd *fd);
+int iso9660_eof(const struct fs_fd *fd);
+int iso9660_search(const char *path, const struct fs_mp *prv,
+    union inode_result *inode, struct fs_ret *r);
+
+#endif
diff --git a/src/fs/iso9660/private_include/iso9660/routines.h b/src/fs/iso9660/private_include/iso9660/routines.h
new file mode 100644
index 0000000..467cce2
--- /dev/null
+++ b/src/fs/iso9660/private_include/iso9660/routines.h
@@ -0,0 +1,35 @@
+/*
+ * wnix, a Unix-like operating system for WebAssembly applications.
+ * Copyright (C) 2025  Xavier Del Campo Romero
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * 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 Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+#ifndef ISO9660_ROUTINES_H
+#define ISO9660_ROUTINES_H
+
+#include <iso9660/types.h>
+#include <stddef.h>
+#include <stdint.h>
+#include <time.h>
+
+int iso9660_check_header(const struct iso9660_magic *m);
+uint16_t iso9660_lmsb16(const struct iso9660_lmsb16 *p);
+uint32_t iso9660_lmsb32(const struct iso9660_lmsb32 *p);
+int iso9660_totm(const struct iso9660_dt *dt, struct tm *tm);
+int iso9660_totimespec(const struct iso9660_dt *dt, struct timespec *ts);
+int iso9660_etotimespec(const struct iso9660_entry_dt *dt, struct timespec *ts);
+struct tm iso9660_gmtime(const struct iso9660_entry_dt *dt);
+
+#endif
diff --git a/src/fs/iso9660/private_include/iso9660/types.h b/src/fs/iso9660/private_include/iso9660/types.h
new file mode 100644
index 0000000..55544fb
--- /dev/null
+++ b/src/fs/iso9660/private_include/iso9660/types.h
@@ -0,0 +1,148 @@
+/*
+ * wnix, a Unix-like operating system for WebAssembly applications.
+ * Copyright (C) 2025  Xavier Del Campo Romero
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * 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 Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+#ifndef ISO9660_TYPES_H
+#define ISO9660_TYPES_H
+
+#include <fs/fs.h>
+#include <fs/inode.h>
+#include <stdint.h>
+
+#define ISO9660_LE ((const union {int a; char c;}){.a = 1}.c)
+
+struct fs_mp_prv
+{
+    int dummy;
+};
+
+enum
+{
+    ISO9660_TYPE_BOOT_RECORD,
+    ISO9660_TYPE_PRIMARY_VD,
+    ISO9660_TYPE_SUPPLEMENTARY_VD,
+    ISO9660_TYPE_VOLUME_PARTITION,
+    ISO9660_TYPE_TERMINATOR = 0xff,
+};
+
+struct inode_prv
+{
+    long offset;
+};
+
+struct iso9660_magic
+{
+    uint8_t id[sizeof "CD001" - 1];
+};
+
+struct iso9660_header
+{
+    uint8_t type;
+    struct iso9660_magic magic;
+    uint8_t version;
+};
+
+struct iso9660_lmsb16
+{
+    uint8_t le[sizeof (uint16_t)], be[sizeof (uint16_t)];
+};
+
+struct iso9660_lmsb32
+{
+    uint8_t le[sizeof (uint32_t)], be[sizeof (uint32_t)];
+};
+
+struct iso9660_dt
+{
+    char year[sizeof "9999" - 1],
+        month[sizeof "12" - 1],
+        day[sizeof "31" - 1],
+        hour[sizeof "23" - 1],
+        min[sizeof "59" - 1],
+        sec[sizeof "59" - 1],
+        hsec[sizeof "99" - 1];
+    int8_t zone;
+};
+
+struct iso9660_lsb32
+{
+    uint8_t data[sizeof (uint32_t)];
+};
+
+struct iso9660_msb32
+{
+    uint8_t data[sizeof (uint32_t)];
+};
+
+struct iso9660_entry_dt
+{
+    uint8_t year, month, day, hour, min, sec, offset;
+};
+
+enum
+{
+    ISO9660_FLAGS_HIDDEN = 1,
+    ISO9660_FLAGS_DIR = 1 << 1,
+    ISO9660_FLAGS_ASSOC = 1 << 2,
+    ISO9660_FLAGS_HAS_FORMAT = 1 << 3,
+    ISO9660_FLAGS_HAS_UID_GID = 1 << 4,
+    ISO9660_FLAGS_NOT_FINAL = 1 << 7
+};
+
+struct iso9660_entry
+{
+    uint8_t len, attr;
+    struct iso9660_lmsb32 extent_loc, data_len;
+    struct iso9660_entry_dt dt;
+    uint8_t flags;
+    uint8_t funit_sz, interleave_sz;
+    struct iso9660_lmsb16 seq_num;
+    uint8_t id_len;
+};
+
+struct iso9660_pvd
+{
+    uint8_t :8, sysid[32], vid[32], unused[8];
+    struct iso9660_lmsb32 space_size;
+    uint8_t unused_2[32];
+    struct iso9660_lmsb16 set_size, seq_num, block_size;
+    struct iso9660_lmsb32 pathtable_size;
+    struct iso9660_lsb32 lpath_loc, optlpath_loc;
+    struct iso9660_msb32 mpath_loc, optmpath_loc;
+    struct iso9660_entry root_dir;
+    uint8_t padding, set_id[128], pub_id[128], dprep_id[128], app_id[128],
+        copyright_id[37], abstract_id[37], bibl_id[37];
+    struct iso9660_dt creat, mod, exp, eff;
+    uint8_t fs_version, :8, reserved[512 + 653];
+};
+
+
+struct iso9660_vd
+{
+    struct iso9660_header header;
+
+    union
+    {
+        struct iso9660_pvd pvd;
+    } u;
+};
+
+enum {ISO9660_SECTOR_SZ = 2048};
+
+extern const struct fs iso9660;
+
+#endif