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-rw-r--r--lib9p_util/include/util9p/static.h12
-rw-r--r--lib9p_util/static.c177
2 files changed, 87 insertions, 102 deletions
diff --git a/lib9p_util/include/util9p/static.h b/lib9p_util/include/util9p/static.h
index 9ec03ef..4afdb51 100644
--- a/lib9p_util/include/util9p/static.h
+++ b/lib9p_util/include/util9p/static.h
@@ -1,6 +1,6 @@
/* util9p/static.h - Serve static files over 9P
*
- * Copyright (C) 2024 Luke T. Shumaker <lukeshu@lukeshu.com>
+ * Copyright (C) 2024-2025 Luke T. Shumaker <lukeshu@lukeshu.com>
* SPDX-License-Identifier: AGPL-3.0-or-later
*/
@@ -10,8 +10,6 @@
#include <lib9p/srv.h>
typedef struct {
- implements_lib9p_srv_file;
-
char *u_name;
uint32_t u_num;
char *g_name;
@@ -29,9 +27,9 @@ struct util9p_static_dir {
_util9p_static_common;
/* NULL-terminated */
- implements_lib9p_srv_file *members[];
+ lo_interface lib9p_srv_file members[];
};
-
+LO_IMPLEMENTATION_H(lib9p_srv_file, struct util9p_static_dir, util9p_static_dir);
struct util9p_static_file {
_util9p_static_common;
@@ -40,8 +38,6 @@ struct util9p_static_file {
char *data_end; /* may be NULL, in which case data_size is used */
size_t data_size; /* only used if .data_end==NULL */
};
-
-extern struct lib9p_srv_file_vtable util9p_static_dir_vtable;
-extern struct lib9p_srv_file_vtable util9p_static_file_vtable;
+LO_IMPLEMENTATION_H(lib9p_srv_file, struct util9p_static_file, util9p_static_file);
#endif /* _UTIL9P_STATIC_H_ */
diff --git a/lib9p_util/static.c b/lib9p_util/static.c
index 0f0efad..a6ea8f6 100644
--- a/lib9p_util/static.c
+++ b/lib9p_util/static.c
@@ -6,49 +6,18 @@
#include <libmisc/assert.h>
#include <libmisc/macro.h>
-#include <libmisc/vcall.h>
#include <util9p/static.h>
-/* common *********************************************************************/
+LO_IMPLEMENTATION_C(lib9p_srv_file, struct util9p_static_dir, util9p_static_dir, static);
+LO_IMPLEMENTATION_C(lib9p_srv_file, struct util9p_static_file, util9p_static_file, static);
-static void util9p_static_common_free(implements_lib9p_srv_file *_self) {
- _util9p_static_common *self = VCALL_SELF(_util9p_static_common, implements_lib9p_srv_file, _self);
- assert(self);
-
- /* do nothing */
-}
-
-static uint32_t util9p_static_common_chio(implements_lib9p_srv_file *_self, struct lib9p_srv_ctx *ctx,
- bool LM_UNUSED(rd), bool LM_UNUSED(wr), bool LM_UNUSED(trunc)) {
- _util9p_static_common *self = VCALL_SELF(_util9p_static_common, implements_lib9p_srv_file, _self);
- assert(self);
- assert(ctx);
-
- return 0;
-}
+/* dir ************************************************************************/
-static void util9p_static_common_wstat(implements_lib9p_srv_file *_self, struct lib9p_srv_ctx *ctx,
- struct lib9p_stat LM_UNUSED(new)) {
- _util9p_static_common *self = VCALL_SELF(_util9p_static_common, implements_lib9p_srv_file, _self);
+static void util9p_static_dir_free(struct util9p_static_dir *self) {
assert(self);
- assert(ctx);
-
- lib9p_error(&ctx->basectx, LINUX_EROFS, "read-only part of filesystem");
}
-
-static void util9p_static_common_remove(implements_lib9p_srv_file *_self, struct lib9p_srv_ctx *ctx) {
- _util9p_static_common *self = VCALL_SELF(_util9p_static_common, implements_lib9p_srv_file, _self);
- assert(self);
- assert(ctx);
-
- lib9p_error(&ctx->basectx, LINUX_EROFS, "read-only part of filesystem");
-}
-
-/* dir ************************************************************************/
-
-static struct lib9p_qid util9p_static_dir_qid(implements_lib9p_srv_file *_self) {
- struct util9p_static_dir *self = VCALL_SELF(struct util9p_static_dir, implements_lib9p_srv_file, _self);
+static struct lib9p_qid util9p_static_dir_qid(struct util9p_static_dir *self) {
assert(self);
return (struct lib9p_qid){
@@ -57,9 +26,13 @@ static struct lib9p_qid util9p_static_dir_qid(implements_lib9p_srv_file *_self)
.path = self->pathnum,
};
}
+static uint32_t util9p_static_dir_chio(struct util9p_static_dir *self, struct lib9p_srv_ctx *ctx, bool, bool, bool) {
+ assert(self);
+ assert(ctx);
+ return 0;
+}
-static struct lib9p_stat util9p_static_dir_stat(implements_lib9p_srv_file *_self, struct lib9p_srv_ctx *ctx) {
- struct util9p_static_dir *self = VCALL_SELF(struct util9p_static_dir, implements_lib9p_srv_file, _self);
+static struct lib9p_stat util9p_static_dir_stat(struct util9p_static_dir *self, struct lib9p_srv_ctx *ctx) {
assert(self);
assert(ctx);
@@ -81,51 +54,61 @@ static struct lib9p_stat util9p_static_dir_stat(implements_lib9p_srv_file *_self
.file_last_modified_n_uid = self->m_num,
};
}
+static void util9p_static_dir_wstat(struct util9p_static_dir *self, struct lib9p_srv_ctx *ctx,
+ struct lib9p_stat) {
+ assert(self);
+ assert(ctx);
-static implements_lib9p_srv_file *util9p_static_dir_dopen(implements_lib9p_srv_file *_self, struct lib9p_srv_ctx *ctx,
- struct lib9p_s childname) {
- struct util9p_static_dir *self = VCALL_SELF(struct util9p_static_dir, implements_lib9p_srv_file, _self);
+ lib9p_error(&ctx->basectx, LINUX_EROFS, "read-only part of filesystem");
+}
+static void util9p_static_dir_remove(struct util9p_static_dir *self, struct lib9p_srv_ctx *ctx) {
assert(self);
assert(ctx);
- for (size_t i = 0; self->members[i]; i++) {
- implements_lib9p_srv_file *filep = self->members[i];
- struct lib9p_stat stat = VCALL(filep, stat, ctx);
+ lib9p_error(&ctx->basectx, LINUX_EROFS, "read-only part of filesystem");
+}
+
+static lo_interface lib9p_srv_file util9p_static_dir_dopen(struct util9p_static_dir *self, struct lib9p_srv_ctx *ctx,
+ struct lib9p_s childname) {
+ assert(self);
+ assert(ctx);
+
+ for (size_t i = 0; !LO_IS_NULL(self->members[i]); i++) {
+ lo_interface lib9p_srv_file file = self->members[i];
+ struct lib9p_stat stat = LO_CALL(file, stat, ctx);
if (lib9p_ctx_has_error(&ctx->basectx))
break;
lib9p_stat_assert(stat);
if (lib9p_str_eq(stat.file_name, childname))
- return filep;
+ return file;
}
lib9p_error(&ctx->basectx,
LINUX_ENOENT, "no such file or directory");
- return NULL;
+ return LO_NULL(lib9p_srv_file);
}
-static implements_lib9p_srv_file *util9p_static_dir_dcreate(implements_lib9p_srv_file *_self, struct lib9p_srv_ctx *ctx,
- struct lib9p_s LM_UNUSED(childname),
- lib9p_dm_t LM_UNUSED(perm), lib9p_o_t LM_UNUSED(flags)) {
- struct util9p_static_dir *self = VCALL_SELF(struct util9p_static_dir, implements_lib9p_srv_file, _self);
+static lo_interface lib9p_srv_file util9p_static_dir_dcreate(struct util9p_static_dir *self, struct lib9p_srv_ctx *ctx,
+ struct lib9p_s LM_UNUSED(childname),
+ lib9p_dm_t LM_UNUSED(perm), lib9p_o_t LM_UNUSED(flags)) {
assert(self);
assert(ctx);
lib9p_error(&ctx->basectx, LINUX_EROFS, "read-only part of filesystem");
- return NULL;
+ return LO_NULL(lib9p_srv_file);
}
-static size_t util9p_static_dir_dread(implements_lib9p_srv_file *_self, struct lib9p_srv_ctx *ctx,
+static size_t util9p_static_dir_dread(struct util9p_static_dir *self, struct lib9p_srv_ctx *ctx,
uint8_t *buf,
uint32_t byte_count,
size_t _obj_offset) {
- struct util9p_static_dir *self = VCALL_SELF(struct util9p_static_dir, implements_lib9p_srv_file, _self);
assert(self);
assert(ctx);
uint32_t byte_offset = 0;
size_t obj_offset = _obj_offset;
- while (self->members[obj_offset]) {
- implements_lib9p_srv_file *filep = self->members[obj_offset];
- struct lib9p_stat stat = VCALL(filep, stat, ctx);
+ while (!LO_IS_NULL(self->members[obj_offset])) {
+ lo_interface lib9p_srv_file file = self->members[obj_offset];
+ struct lib9p_stat stat = LO_CALL(file, stat, ctx);
if (lib9p_ctx_has_error(&ctx->basectx))
break;
lib9p_stat_assert(stat);
@@ -143,22 +126,27 @@ static size_t util9p_static_dir_dread(implements_lib9p_srv_file *_self, struct l
return obj_offset - _obj_offset;
}
-struct lib9p_srv_file_vtable util9p_static_dir_vtable = {
- .free = util9p_static_common_free,
- .qid = util9p_static_dir_qid,
- .chio = util9p_static_common_chio,
-
- .stat = util9p_static_dir_stat,
- .wstat = util9p_static_common_wstat,
- .remove = util9p_static_common_remove,
+LIB9P_SRV_NOTFILE(struct util9p_static_dir, util9p_static_dir)
- .dopen = util9p_static_dir_dopen,
- .dcreate = util9p_static_dir_dcreate,
+/* file ***********************************************************************/
- .dread = util9p_static_dir_dread,
-};
+static void util9p_static_file_free(struct util9p_static_file *self) {
+ assert(self);
+}
+static struct lib9p_qid util9p_static_file_qid(struct util9p_static_file *self) {
+ assert(self);
-/* file ***********************************************************************/
+ return (struct lib9p_qid){
+ .type = LIB9P_QT_FILE,
+ .vers = 1,
+ .path = self->pathnum,
+ };
+}
+static uint32_t util9p_static_file_chio(struct util9p_static_file *self, struct lib9p_srv_ctx *ctx, bool, bool, bool) {
+ assert(self);
+ assert(ctx);
+ return 0;
+}
static inline size_t util9p_static_file_size(struct util9p_static_file *file) {
assert(file);
@@ -171,19 +159,8 @@ static inline size_t util9p_static_file_size(struct util9p_static_file *file) {
return (size_t)((uintptr_t)file->data_end - (uintptr_t)file->data_start);
}
-static struct lib9p_qid util9p_static_file_qid(implements_lib9p_srv_file *_self) {
- struct util9p_static_file *self = VCALL_SELF(struct util9p_static_file, implements_lib9p_srv_file, _self);
- assert(self);
-
- return (struct lib9p_qid){
- .type = LIB9P_QT_FILE,
- .vers = 1,
- .path = self->pathnum,
- };
-}
-static struct lib9p_stat util9p_static_file_stat(implements_lib9p_srv_file *_self, struct lib9p_srv_ctx *ctx) {
- struct util9p_static_file *self = VCALL_SELF(struct util9p_static_file, implements_lib9p_srv_file, _self);
+static struct lib9p_stat util9p_static_file_stat(struct util9p_static_file *self, struct lib9p_srv_ctx *ctx) {
assert(self);
assert(ctx);
@@ -205,12 +182,26 @@ static struct lib9p_stat util9p_static_file_stat(implements_lib9p_srv_file *_sel
.file_last_modified_n_uid = self->m_num,
};
}
+static void util9p_static_file_wstat(struct util9p_static_file *self, struct lib9p_srv_ctx *ctx,
+ struct lib9p_stat) {
+ assert(self);
+ assert(ctx);
+
+ lib9p_error(&ctx->basectx, LINUX_EROFS, "read-only part of filesystem");
+}
+static void util9p_static_file_remove(struct util9p_static_file *self, struct lib9p_srv_ctx *ctx) {
+ assert(self);
+ assert(ctx);
-static uint32_t util9p_static_file_pread(implements_lib9p_srv_file *_self, struct lib9p_srv_ctx *ctx,
+ lib9p_error(&ctx->basectx, LINUX_EROFS, "read-only part of filesystem");
+}
+
+LIB9P_SRV_NOTDIR(struct util9p_static_file, util9p_static_file)
+
+static uint32_t util9p_static_file_pread(struct util9p_static_file *self, struct lib9p_srv_ctx *ctx,
void *buf,
uint32_t byte_count,
uint64_t byte_offset) {
- struct util9p_static_file *self = VCALL_SELF(struct util9p_static_file, implements_lib9p_srv_file, _self);
assert(self);
assert(ctx);
@@ -230,15 +221,13 @@ static uint32_t util9p_static_file_pread(implements_lib9p_srv_file *_self, struc
return (uint32_t)(end_off-beg_off);
}
-struct lib9p_srv_file_vtable util9p_static_file_vtable = {
- .free = util9p_static_common_free,
- .qid = util9p_static_file_qid,
- .chio = util9p_static_common_chio,
-
- .stat = util9p_static_file_stat,
- .wstat = util9p_static_common_wstat,
- .remove = util9p_static_common_remove,
+static uint32_t util9p_static_file_pwrite(struct util9p_static_file *self, struct lib9p_srv_ctx *ctx,
+ void *LM_UNUSED(buf),
+ uint32_t LM_UNUSED(byte_count),
+ uint64_t LM_UNUSED(byte_offset)) {
+ assert(self);
+ assert(ctx);
- .pread = util9p_static_file_pread,
- .pwrite = NULL,
-};
+ lib9p_error(&ctx->basectx, LINUX_EROFS, "read-only part of filesystem");
+ return 0;
+}
generated by cgit v1.2.3-2-g168b (git 2.25.1) at 2025-03-16 19:39:39 +0000