149 lines
2.9 KiB
C
149 lines
2.9 KiB
C
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#define IO_VERSION_MAJOR 0
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#define IO_VERSION_MINOR 0
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#ifdef _WIN32
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# define IO_PLATFORM_WINDOWS 1
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# define IO_PLATFORM_LINUX 0
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# define IO_PLATFORM_OTHER 0
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#elif __linux__
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# define IO_PLATFORM_WINDOWS 0
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# define IO_PLATFORM_LINUX 1
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# define IO_PLATFORM_OTHER 0
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#else
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# define IO_PLATFORM_WINDOWS 0
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# define IO_PLATFORM_LINUX 0
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# define IO_PLATFORM_OTHER 1
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#endif
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#if IO_PLATFORM_WINDOWS
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typedef void *io_os_handle;
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#endif
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#if IO_PLATFORM_LINUX
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typedef int io_os_handle;
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#endif
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typedef uint32_t io_handle;
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#define IO_INVALID ((uint32_t) -1)
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struct io_os_overlap {
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unsigned long *internal;
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unsigned long *internal_high;
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union {
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struct {
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unsigned long offset;
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unsigned long offset_high;
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};
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void *pointer;
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};
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void *event;
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}:
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enum io_optype {
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IO_VOID,
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IO_RECV,
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IO_SEND,
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IO_ACCEPT,
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};
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#define IO_SOCKADDR_IN_SIZE 16
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struct io_operation {
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enum io_optype type;
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struct io_resource *res;
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void *user;
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#if IO_PLATFORM_WINDOWS
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struct io_os_handle accepted;
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struct io_os_overlap ov;
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char accept_buffer[2 * (IO_SOCKADDR_IN_SIZE + 16)];
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#endif
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};
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enum io_restype {
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IO_RES_VOID,
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IO_RES_FILE,
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IO_RES_SOCKET,
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};
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struct io_resource {
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enum io_restype type;
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io_os_handle os_handle;
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uint16_t pending;
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};
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struct io_context {
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io_os_handle os_handle;
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uint16_t max_res;
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uint16_t max_ops;
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struct io_resource *res;
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struct io_operation *ops;
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};
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enum io_evtype {
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IO_ERROR,
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IO_ABORT,
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IO_COMPLETE,
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};
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struct io_event {
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enum io_evtype evtype;
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enum io_optype optype;
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io_handle handle;
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void *user;
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union {
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uint32_t num;
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io_handle accepted;
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};
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};
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bool io_global_init(void);
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void io_global_free(void);
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bool io_init(struct io_context *ioc,
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struct io_resource *res,
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struct io_operation *ops,
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uint16_t max_res,
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uint16_t max_ops);
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void io_free(struct io_context *ioc);
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void io_wait(struct io_context *ioc,
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struct io_event *ev);
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bool io_recv(struct io_context *ioc,
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void *user, io_handle handle,
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void *dsc, uint32_t max);
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bool io_send(struct io_context *ioc,
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void *user, io_handle handle,
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void *src, uint32_t num);
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bool io_accept(struct io_context *ioc,
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void *user, io_handle handle);
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void io_close(struct io_context *ioc,
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io_handle handle);
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/*
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* Flags for io_open_file and io_create_file
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*/
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enum {
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IO_ACCESS_RD = 1 << 0,
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IO_ACCESS_WR = 1 << 1,
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IO_CREATE_OVERWRITE = 1 << 2,
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IO_CREATE_CANTEXIST = 1 << 3,
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};
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io_handle io_open_file(struct io_context *ioc,
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const char *file, int flags);
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io_handle io_create_file(struct io_context *ioc,
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const char *file, int flags);
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io_handle io_start_server(struct io_context *ioc,
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const char *addr, int port);
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