diff options
Diffstat (limited to 'cmd/srv9p')
| -rw-r--r-- | cmd/srv9p/CMakeLists.txt | 1 | ||||
| -rw-r--r-- | cmd/srv9p/main.c | 30 | ||||
| -rw-r--r-- | cmd/srv9p/static.c | 84 | ||||
| -rw-r--r-- | cmd/srv9p/static.h | 27 |
4 files changed, 141 insertions, 1 deletions
diff --git a/cmd/srv9p/CMakeLists.txt b/cmd/srv9p/CMakeLists.txt index 3db8795..8aadb28 100644 --- a/cmd/srv9p/CMakeLists.txt +++ b/cmd/srv9p/CMakeLists.txt @@ -5,6 +5,7 @@ add_executable(srv9p main.c + static.c ) target_include_directories(srv9p PUBLIC ${CMAKE_CURRENT_SOURCE_DIR}/config) target_link_libraries(srv9p diff --git a/cmd/srv9p/main.c b/cmd/srv9p/main.c index 2c403df..f62617d 100644 --- a/cmd/srv9p/main.c +++ b/cmd/srv9p/main.c @@ -5,16 +5,44 @@ #include <libnetio/netio.h> #include <lib9p/srv.h> +#include "static.h" + #define USE_CONFIG_COROUTINE #include "config.h" +#define UNUSED(name) /* name __attribute__((unused)) */ + +static struct static_dir_data root = { + .u_name = "root", .u_num = 0, /* owner user */ + .g_name = "root", .g_num = 0, /* owner group */ + .m_name = "root", .m_num = 0, /* last-modified-by user */ + + .pathnum = __COUNTER__, + .name = "", + .perm = 0555, + .atime = 1728337904, + .mtime = 1728337904, + + .members = { + NULL, + }, +}; + +struct lib9p_srv_file fs_root(struct lib9p_srv_ctx *UNUSED(ctx), char *UNUSED(treename)) { + return (struct lib9p_srv_file){ + .vtable = static_dir_vtable, + .impldata = &root, + }; +} + int main() { int sock = netio_listen(9000); if (sock < 0) error(1, -sock, "netio_listen"); struct lib9p_srv srv = { - .sockfd = sock, + .sockfd = sock, + .rootdir = fs_root, }; for (int i = 0; i < CONFIG_NETIO_NUM_CONNS; i++) diff --git a/cmd/srv9p/static.c b/cmd/srv9p/static.c new file mode 100644 index 0000000..f992764 --- /dev/null +++ b/cmd/srv9p/static.c @@ -0,0 +1,84 @@ +#include <assert.h> + +#include "static.h" + +#define UNUSED(name) /* name __attribute__((unused)) */ + +static struct lib9p_srv_io static_dir_io(struct lib9p_srv_ctx *ctx, void *UNUSED(impl), lib9p_o_t UNUSED(flags)) { + struct lib9p_srv_io iohandle = {0}; + lib9p_error(&ctx->basectx, LINUX_EFAULT, "TODO: io"); + return iohandle; +} + +#define p9_str(cstr) ((struct lib9p_s){ .len = strlen(cstr), .utf8 = cstr }) +#define p9_nulstr ((struct lib9p_s){ .len = 0, .utf8 = NULL }) + +static struct lib9p_stat static_dir_stat(struct lib9p_srv_ctx *UNUSED(ctx), void *_data) { + struct static_dir_data *data = _data; + assert(data); + + struct lib9p_stat stat = { + .kern_type = 0, + .kern_dev = 0, + .file_qid = { + .type = LIB9P_QT_DIR, + .vers = 1, + .path = data->pathnum, + }, + .file_mode = LIB9P_DM_DIR | (data->perm & 0555), + .file_atime = data->atime, + .file_mtime = data->mtime, + .file_size = 0, + .file_name = p9_str(data->name), + .file_owner_uid = p9_str(data->u_name), + .file_owner_gid = p9_str(data->g_name), + .file_last_modified_uid = p9_str(data->m_name), + .file_extension = p9_nulstr, + .file_owner_n_uid = data->u_num, + .file_owner_n_gid = data->g_num, + .file_last_modified_n_uid = data->m_num, + }; + return stat; +} + +static void static_dir_wstat(struct lib9p_srv_ctx *ctx, void *UNUSED(_data), + struct lib9p_stat UNUSED(new)) { + lib9p_error(&ctx->basectx, LINUX_EROFS, "read-only part of filesystem"); +} + +static void static_dir_remove(struct lib9p_srv_ctx *ctx, void *UNUSED(_data)) { + lib9p_error(&ctx->basectx, LINUX_EROFS, "read-only part of filesystem"); +} + +static void static_dir_free(struct lib9p_srv_ctx *UNUSED(ctx), void *UNUSED(_data)) {} + +static struct lib9p_srv_file static_dir_dopen(struct lib9p_srv_ctx *ctx, void *UNUSED(_data), + char *UNUSED(childname)) { + struct lib9p_srv_file file= {0}; + lib9p_error(&ctx->basectx, LINUX_EFAULT, "TODO: dopen"); + return file; +} + +static struct lib9p_srv_file static_dir_dcreate(struct lib9p_srv_ctx *ctx, void *UNUSED(_data), + char *UNUSED(childname), + lib9p_dm_t UNUSED(perm), lib9p_o_t UNUSED(flags)) { + struct lib9p_srv_file file = {0}; + lib9p_error(&ctx->basectx, LINUX_EROFS, "read-only part of filesystem"); + return file; +} + +struct lib9p_srv_file_vtable static_dir_vtable = { + .io = static_dir_io, + .stat = static_dir_stat, + .wstat = static_dir_wstat, + .remove = static_dir_remove, + .free = static_dir_free, + .dopen = static_dir_dopen, + .dcreate = static_dir_dcreate, +}; + +/* + struct lib9p_srv_io_dir_vtable static_dir_io_vtable = { + .readdir = TODO, + }; +*/ diff --git a/cmd/srv9p/static.h b/cmd/srv9p/static.h new file mode 100644 index 0000000..90bad4b --- /dev/null +++ b/cmd/srv9p/static.h @@ -0,0 +1,27 @@ +#ifndef _STATIC_H_ +#define _STATIC_H_ + +#include <lib9p/srv.h> + +struct static_dir_data { + char *u_name; + uint32_t u_num; + char *g_name; + uint32_t g_num; + char *m_name; + uint32_t m_num; + + uint64_t pathnum; + char *name; + lib9p_dm_t perm; + uint32_t atime, mtime; + + /* NULL-terminated */ + struct lib9p_srv_file *members[]; +}; + +extern struct lib9p_srv_file_vtable static_dir_vtable; + +//extern struct lib9p_srv_io_dir_vtable static_dir_io_vtable; + +#endif /* _STATIC_H_ */ |