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1.1 root 1: /****************************************************************************
2: Microsoft RPC Version 1.0
3: Copyright Microsoft Corp. 1992
4: usrdef Example
5:
6: FILE: usrdefc.c
7: USAGE: client -n network_address
8: -p protocol_sequence
9: -e endpoint
10: -o options
11: -u uuid
12:
13: PURPOSE: Client side of RPC distributed application
14: FUNCTIONS: main() - binds to server and calls remote procedure
15: COMMENTS:
16: ****************************************************************************/
17: #include <stdio.h>
18: #include <string.h>
19: #include <stdlib.h>
20: #include <rpc.h> // RPC API functions, types
21: #include "usrdef.h" // header file generated by MIDL compiler
22:
23: unsigned char * pszStringBinding;
24:
25: void Usage(char * pszProgramName)
26: {
27: fprintf(stderr, "Usage: %s\n", pszProgramName);
28: fprintf(stderr, " -p protocol_sequence\n");
29: fprintf(stderr, " -n network_address\n");
30: fprintf(stderr, " -e endpoint\n");
31: fprintf(stderr, " -o options\n");
32: fprintf(stderr, " -u uuid\n");
33: fprintf(stderr, " -s string\n");
34: exit(1);
35: }
36:
37: void main(int argc, char **argv)
38: {
39: int i;
40: DATA_HANDLE_TYPE dhBinding;
41: unsigned char * pszString = "hello, world";
42:
43: dhBinding.pszProtocolSequence = "ncacn_np";
44: dhBinding.pszUuid = "12345678-1234-1234-1234-123456789ABC";
45: dhBinding.pszEndpoint = "\\pipe\\usrdef";
46: dhBinding.pszNetworkAddress = NULL;
47: dhBinding.pszOptions = NULL;
48:
49: // allow the user to override settings with command line switches
50: for (i = 1; i < argc; i++) {
51: if ((*argv[i] == '-') || (*argv[i] == '/')) {
52: switch (tolower(*(argv[i]+1))) {
53: case 'p': // protocol sequence
54: dhBinding.pszProtocolSequence = argv[++i];
55: break;
56: case 'n': // network address
57: dhBinding.pszNetworkAddress = argv[++i];
58: break;
59: case 'e':
60: dhBinding.pszEndpoint = argv[++i];
61: break;
62: case 'o':
63: dhBinding.pszOptions = argv[++i];
64: break;
65: case 'u':
66: dhBinding.pszUuid = argv[++i];
67: break;
68: case 's':
69: pszString = argv[++i];
70: break;
71: case 'h':
72: case '?':
73: default:
74: Usage(argv[0]);
75: }
76: }
77: else
78: Usage(argv[0]);
79: }
80:
81: printf("Calling the remote procedure 'UsrdefProc'\n");
82:
83: UsrdefProc(dhBinding, pszString); // call the remote procedure
84:
85: printf("Calling the remote procedure 'Shutdown'\n");
86: Shutdown(dhBinding); // shut down the server side
87:
88: exit(0);
89: }
90:
91: RPC_BINDING_HANDLE DATA_HANDLE_TYPE_bind(DATA_HANDLE_TYPE dh1)
92: {
93: RPC_STATUS status; // returned by RPC API functions
94: RPC_BINDING_HANDLE hBinding;
95:
96: printf("Within DATA_HANDLE_TYPE_bind function:\n");
97: status = RpcStringBindingCompose(dh1.pszUuid,
98: dh1.pszProtocolSequence,
99: dh1.pszNetworkAddress,
100: dh1.pszEndpoint,
101: dh1.pszOptions,
102: &pszStringBinding);
103: printf("RpcStringBindingCompose returned 0x%x\n", status);
104: printf("pszStringBinding = %s\n", pszStringBinding);
105: if (status)
106: exit(2);
107:
108: status = RpcBindingFromStringBinding(pszStringBinding,
109: &hBinding);
110: printf("RpcBindingFromStringBinding returned 0x%x\n", status);
111: if (status)
112: exit(2);
113:
114: return(hBinding);
115: }
116:
117: void DATA_HANDLE_TYPE_unbind(DATA_HANDLE_TYPE dh1, RPC_BINDING_HANDLE h1)
118: {
119:
120: RPC_STATUS status; // returned by RPC API functions
121:
122: printf("Within DATA_HANDLE_TYPE_unbind function:\n");
123: printf("Unbinding handle for %s\n", dh1.pszEndpoint);
124:
125: status = RpcBindingFree(&h1); // unbind
126: printf("RpcBindingFree returned 0x%x\n", status);
127: status = RpcStringFree(&pszStringBinding); // remote calls done; unbind
128: printf("RpcStringFree returned 0x%x\n", status);
129: }
130:
131: // ====================================================================
132: // MIDL allocate and free
133: // ====================================================================
134:
135:
136: void * MIDL_user_allocate(size_t len)
137: {
138: return(malloc(len));
139: }
140:
141: void MIDL_user_free(void * ptr)
142: {
143: free(ptr);
144: }
145:
146: /* end usrdefc.c */
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