/usr/include/libAfterBase/socket.h is in libafterimage-dev 2.2.11-5.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 | #ifndef AS_SOCKET_H_HEADER_INCLUDED
#define AS_SOCKET_H_HEADER_INCLUDED
#include "aslist.h"
#ifdef __cplusplus
extern "C" {
#endif
struct ASBiDirList;
/* socket setup code : */
int socket_connect_client (const char *socket_name);
int socket_listen (const char *socket_name);
/* Network to local 32bit binary conversion : (Network is Big Endian) */
#if defined(WORDS_BIGENDIAN) || defined(SAME_HOST)
#undef TRANSLATE_HOST_TO_NET
#define as_ntohl(ui32) (ui32)
#define as_hlton(ui32) (ui32)
#define as_ntohl16(ui16) (ui16)
#define as_hlton16(ui16) (ui16)
#else
#define TRANSLATE_HOST_TO_NET
#define as_ntohl(ui32) ((((ui32)&0x000000FF)<<24)|(((ui32)&0x0000FF00)<<8)|(((ui32)&0x00FF0000)>>8)|(((ui32)&0xFF000000)>>24))
#define as_hlton(ui32) as_ntohl(ui32) /* conversion is symmetrical */
#define as_ntohl16(ui16) ((((ui16)&0x00FF)<<8)|(((ui16)&0xFF00)>>8))
#define as_hlton16(ui16) as_ntohl(ui16) /* conversion is symmetrical */
#endif
/* simple buffered write operations : */
typedef struct ASSocketBuffer
{
int fd ;
#define AS_SOCK_BUFFER_SIZE 2048 /* single page */
int bytes_in ;
CARD8 buffer[AS_SOCK_BUFFER_SIZE] ;
}ASSocketBuffer;
void socket_buffered_write (ASSocketBuffer *sb, const void *data, int size);
void socket_write_int32 (ASSocketBuffer *sb, CARD32 *data, size_t items );
void socket_write_int16 (ASSocketBuffer *sb, CARD16 *data, size_t items );
void socket_write_string (ASSocketBuffer *sb, const char *string);
void socket_write_flush ( ASSocketBuffer *sb );
/* More complex signal safe and overflow safe socket write operations (FIFO): */
typedef struct ASFIFOPacket
{
int ref_count ; /* number of queues we are participating in */
time_t added_time ; /* so we can implement per-packet timeouts */
size_t bytes_in, bytes_out ;
CARD8 *buffer ;
}ASFIFOPacket;
typedef struct ASFIFOQueue
{
/* output pipe : */
int fd ;
enum {
ASFS_Empty = 0,
ASFS_WritePending,
ASFS_Closed
} state ;
/* actuall queue : */
struct ASBiDirList queue ;
}ASFIFOQueue;
ASFIFOPacket *form_fifo_packet( CARD8* buffer, size_t size );
void dereference_packet( ASFIFOPacket **ppacket ); /* destroys packet when its ref_count reaches 0 */
ASFIFOQueue *create_fifo( int fd );
size_t add_fifo_packet( ASFIFOQueue *fifo, ASFIFOPacket *packet );
size_t send_fifo( ASFIFOQueue *fifo ); /* attempts to send next packet */
void purge_fifo( ASFIFOQueue *fifo );
void destroy_fifo( ASFIFOQueue **pfifo);
/* signal safe socket read operations : */
typedef struct ASProtocolItemSpec
{
#define AS_PROTOCOL_ITEM_NONE -1
#define AS_PROTOCOL_ITEM_STRING 0
#define AS_PROTOCOL_ITEM_BYTE 1
#define AS_PROTOCOL_ITEM_INT16 2
#define AS_PROTOCOL_ITEM_INT32 4
int type ; /* one of the above items */
size_t max_size ;
}ASProtocolItemSpec;
typedef struct ASProtocolSpec
{
ASProtocolItemSpec *items ; /* list terminated by element AS_PROTOCOL_ITEM_NONE */
size_t items_num ;
time_t timeout ;
}ASProtocolSpec;
typedef struct ASProtocolItem
{
size_t size, size_bytes ;
size_t bytes_allocated, bytes_read;
union {
void *memory;
char *string;
CARD8 *byte ;
CARD16 *int16 ;
CARD32 *int32 ;
}d;
}ASProtocolItem;
typedef struct ASProtocolState
{
struct ASProtocolSpec *specs;
struct ASProtocolItem *items ;
unsigned int curr_item ;
time_t last_read_time ;
int fd ;
}ASProtocolState;
/* returns : */
typedef enum {
ASP_SocketError = -3,
ASP_Timeout = -2,
ASP_BadData = -1,
ASP_WaitData = 0,
ASP_Success = 1
}ASProtocolResult;
ASProtocolResult socket_read_proto_item( ASProtocolState *ps );
ASProtocolResult socket_read_proto( ASProtocolState *ps );
void socket_read_proto_reset( ASProtocolState *ps );
void *socket_read_steal_buffer( ASProtocolState *ps );
#ifdef __cplusplus
}
#endif
#endif /* AS_SOCKET_H_HEADER_INCLUDED */
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