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io: add lots of directory and path manipulation functions

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This commit is contained in:
max 🍓
2025-04-11 13:54:53 +01:00
parent f3e48f3e47
commit a627116264
10 changed files with 689 additions and 42 deletions
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39
io/include/blue/io/file.h
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@@ -5,11 +5,19 @@
#include <blue/core/status.h>
#include <blue/object/object.h>
#define B_FILE(p) ((b_file *)(p))
#define B_FILE(p) ((b_file *)(p))
#define B_OFFSET_CURRENT ((size_t) - 1)
struct b_directory;
struct b_path;
typedef enum b_seek_basis {
B_SEEK_BEGINNING,
B_SEEK_CURRENT,
B_SEEK_END
} b_seek_basis;
typedef enum b_file_attribute {
B_FILE_ATTRIB_NORMAL = 0x01u,
B_FILE_ATTRIB_DIRECTORY = 0x02u,
@@ -21,10 +29,14 @@ typedef enum b_file_attribute {
typedef enum b_file_mode {
B_FILE_READ_ONLY = 0x01u,
B_FILE_WRITE_ONLY = 0x02u,
B_FILE_READ_WRITE = 0x03u,
B_FILE_READ_WRITE = B_FILE_READ_ONLY | B_FILE_WRITE_ONLY,
B_FILE_TRUNCATE = 0x04u,
B_FILE_APPEND = 0x08u,
B_FILE_BINARY = 0x10u,
B_FILE_CREATE = 0x08u,
B_FILE_CREATE_ONLY = 0x10u | B_FILE_CREATE,
B_FILE_APPEND = 0x20u,
B_FILE_BINARY = 0x40u,
B_FILE_DELETE_ON_CLOSE = 0x80u,
B_FILE_SHADOW = 0x100u,
} b_file_mode;
typedef struct b_file_info {
@@ -36,11 +48,26 @@ typedef struct b_file_info {
typedef struct b_file b_file;
BLUE_API enum b_status b_file_open(
BLUE_API b_status b_file_open(
struct b_directory *root, const struct b_path *path, b_file_mode mode,
b_file **out);
BLUE_API b_status b_file_open_temp(b_file_mode mode, b_file **out);
BLUE_API b_status b_file_open_shadow(
b_file *original, b_file_mode mode, b_file **out);
BLUE_API enum b_status b_file_stat(b_file *file, b_file_info *out);
BLUE_API b_status b_file_stat(b_file *file, b_file_info *out);
BLUE_API b_status b_file_size(b_file *file, size_t *out_len);
BLUE_API b_status b_file_cursor(b_file *file, size_t *out_pos);
BLUE_API b_status b_file_resize(b_file *file, size_t len);
BLUE_API b_status b_file_seek(b_file *file, long long offset, b_seek_basis basis);
BLUE_API b_status b_file_swap_shadow(b_file *main_file, b_file *shadow_file);
BLUE_API b_status b_file_read(
b_file *file, size_t offset, size_t len, void *buf, size_t *nr_read);
BLUE_API b_status b_file_write(
b_file *file, size_t offset, size_t len, const void *buf,
size_t *nr_written);
static inline b_file *b_file_retain(b_file *file)
{