diff options
Diffstat (limited to 'src/gpgrt-int.h')
| -rw-r--r-- | src/gpgrt-int.h | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/src/gpgrt-int.h b/src/gpgrt-int.h index a517cc6..a6e6036 100644 --- a/src/gpgrt-int.h +++ b/src/gpgrt-int.h @@ -52,6 +52,12 @@ gpg_err_code_t _gpgrt_yield (void); /* Local definitions for estream. */ +#if HAVE_W32_SYSTEM +# ifndef O_NONBLOCK +# define O_NONBLOCK 0x40000000 /* FIXME: Is that safe? */ +# endif +#endif + /* * A private cookie function to implement an internal IOCTL service. * and ist IOCTL numbers. @@ -80,6 +86,65 @@ typedef enum } gpgrt_stream_backend_kind_t; +/* + * A type to hold notification functions. + */ +struct notify_list_s +{ + struct notify_list_s *next; + void (*fnc) (estream_t, void*); /* The notification function. */ + void *fnc_value; /* The value to be passed to FNC. */ +}; +typedef struct notify_list_s *notify_list_t; + + +/* + * Buffer management layer. + */ + +#define BUFFER_BLOCK_SIZE BUFSIZ +#define BUFFER_UNREAD_SIZE 16 + + +/* + * The private object describing a stream. + */ +struct _gpgrt_stream_internal +{ + unsigned char buffer[BUFFER_BLOCK_SIZE]; + unsigned char unread_buffer[BUFFER_UNREAD_SIZE]; + + gpgrt_lock_t lock; /* Lock. Used by *_stream_lock(). */ + + gpgrt_stream_backend_kind_t kind; + void *cookie; /* Cookie. */ + void *opaque; /* Opaque data. */ + unsigned int modeflags; /* Flags for the backend. */ + char *printable_fname; /* Malloced filename for es_fname_get. */ + gpgrt_off_t offset; + gpgrt_cookie_read_function_t func_read; + gpgrt_cookie_write_function_t func_write; + gpgrt_cookie_seek_function_t func_seek; + gpgrt_cookie_close_function_t func_close; + cookie_ioctl_function_t func_ioctl; + int strategy; + es_syshd_t syshd; /* A copy of the system handle. */ + struct + { + unsigned int err: 1; + unsigned int eof: 1; + unsigned int hup: 1; + } indicators; + unsigned int deallocate_buffer: 1; + unsigned int is_stdstream:1; /* This is a standard stream. */ + unsigned int stdstream_fd:2; /* 0, 1 or 2 for a standard stream. */ + unsigned int printable_fname_inuse: 1; /* es_fname_get has been used. */ + unsigned int samethread: 1; /* The "samethread" mode keyword. */ + size_t print_ntotal; /* Bytes written from in print_writer. */ + notify_list_t onclose; /* On close notify function list. */ +}; +typedef struct _gpgrt_stream_internal *estream_internal_t; + /* Local prototypes for estream. */ int _gpgrt_es_init (void); @@ -237,5 +302,14 @@ const char *_gpgrt_fname_get (gpgrt_stream_t stream); #include "estream-printf.h" +#if _WIN32 +/* Prototypes for w32-estream.c. */ +struct cookie_io_functions_s _gpgrt_functions_w32_pollable; +int _gpgrt_w32_pollable_create (void *_GPGRT__RESTRICT *_GPGRT__RESTRICT cookie, + unsigned int modeflags, + struct cookie_io_functions_s next_functions, + void *next_cookie); +int _gpgrt_w32_poll (gpgrt_poll_t *fds, size_t nfds, int timeout); +#endif #endif /*_GPGRT_GPGRT_INT_H*/ |