APPCLIB.H

#define CLEARVCB(vcb) memset(&vcb, 0, sizeof(vcb)) 
 
#undef DEBUG 
#undef DEBUGCALLS 
 
#ifdef DEBUGCALLS 
#define ASYNCAPPC(handle, vcbp, hasync) { \ 
printf("asyncappc: %x . . . ", APPC_FLIPI(vcbp->hdr.opcode)); \ 
hasync = WinAsyncAPPCEx(handle, (long) vcbp); \ 
printf("done\n");\ 
} 
#else 
#define ASYNCAPPC(handle, vcbp, hasync) \ 
hasync = WinAsyncAPPCEx(handle, (long) vcbp) 
#endif 
 
#ifdef DEBUG 
#define APPCDBG(x) x 
#else 
#define APPCDBG(x) 
#endif 
 
#define WINAPPCVERSION 0x0001 
 
typedef union vcb_u { 
struct appc_hdr             hdr; 
    struct receive_allocate     rcvalloc; 
    struct mc_receive_and_wait  rcvwait; 
    struct tp_ended             tpend; 
struct tp_startedtpstart; 
struct mc_allocateallocate; 
struct mc_send_datasnddata; 
struct mc_flushflush; 
struct mc_prepare_to_receivetorec; 
struct mc_confirmconfirm; 
struct mc_confirmedconfirmed; 
struct mc_deallocatedealloc; 
struct mc_get_attributesgetattrib; 
} vcb_t; 
 
typedef struct tpconvid_st { 
/* TP ID and Conversation ID for read conversation */ 
unsigned charr_tp_id[8]; 
unsigned long int r_conv_id; 
unsigned charr_valid; 
/* TP ID and Conversation ID for write conversation */ 
unsigned charw_tp_id[8]; 
unsigned long intw_conv_id; 
unsigned char w_valid; 
} *tpconvid_t; 
 
// this has the fully qualified partner lu name and time used for identifing  
// incoming sessions 
typedef struct name_time_st { 
unsigned charfqplu_name[17]; 
DWORDtime; 
} name_time_t; 
 
typedef struct readnode_st { 
name_time_tname_time; 
tpconvid_ttpconv; 
} *readnode_t; 
 
// --- error codes --- 
#define APPCLIB_ERROR_BASE 0x20000000// bit 29 is user error 
 
#define APPCLIB_ASYNC_FAILED APPCLIB_ERROR_BASE + 0// WinAPPCAsyncEx failed 
#define APPCLIB_NO_INIT APPCLIB_ERROR_BASE + 1// appcinit() wasn't called 
 
// --- exported function prototypes --- 
int appcinit(void); 
BOOL WINAPI appcdestroy(void); 
tpconvid_t appclisten(TCHAR *tpname); 
tpconvid_t appcconnect(TCHAR *lu_alias, TCHAR *plu_alias,  
   TCHAR *tp_name, TCHAR *loc_tp_name, TCHAR *mode_name); 
int appcread(tpconvid_t tpconv, void *data, int maxlen); 
void appcwrite(tpconvid_t tpconv, void *data, int len); 
int appcvalid(tpconvid_t tpconv); 
void appcclose(tpconvid_t tpconv);