FreeCalypso > hg > fc-sim-tools

annotate libcommon/backend.c @ 50:d73fddc64485

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
doc/Simtool-command-shell: update for new target selection
author Mychaela Falconia <falcon@freecalypso.org>
date Sun, 21 Mar 2021 06:42:29 +0000
parents 9eb5460f51a6
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
9
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
1 /*
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
2 * This module is responsible for launching and connecting
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
3 * our SIM card communication back end.
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
4 */
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
5
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
6 #include <stdio.h>
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
7 #include <stdlib.h>
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
8 #include <unistd.h>
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
9
45
9eb5460f51a6 main tools: support both pcsc and serial back ends
Mychaela Falconia <falcon@freecalypso.org>
parents: 9
diff changeset
10 extern unsigned calypso_fd, pcsc_reader_num, serial_spenh;
9eb5460f51a6 main tools: support both pcsc and serial back ends
Mychaela Falconia <falcon@freecalypso.org>
parents: 9
diff changeset
11 extern int use_pcsc;
9eb5460f51a6 main tools: support both pcsc and serial back ends
Mychaela Falconia <falcon@freecalypso.org>
parents: 9
diff changeset
12 extern char *serial_device, *serial_baud;
9
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
13
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
14 static char calypso_be_pathname[] = "/opt/freecalypso/bin/fcsim-calypso-be";
45
9eb5460f51a6 main tools: support both pcsc and serial back ends
Mychaela Falconia <falcon@freecalypso.org>
parents: 9
diff changeset
15 static char serial_be_pathname[] = "/opt/freecalypso/bin/fcsim-serial-be";
9
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
16 static char pcsc_be_pathname[] = "/opt/freecalypso/bin/fc-pcsc-backend";
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
17
45
9eb5460f51a6 main tools: support both pcsc and serial back ends
Mychaela Falconia <falcon@freecalypso.org>
parents: 9
diff changeset
18 static char *backend_prog, *backend_argv[4], backend_optarg[16];
9
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
19
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
20 FILE *cpipeF, *rpipeF;
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
21
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
22 static void
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
23 setup_be_calypso()
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
24 {
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
25 backend_prog = calypso_be_pathname;
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
26 backend_argv[0] = "fcsim-calypso-be";
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
27 sprintf(backend_optarg, "-C%u", calypso_fd);
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
28 backend_argv[1] = backend_optarg;
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
29 backend_argv[2] = 0;
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
30 }
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
31
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
32 static void
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
33 setup_be_pcsc()
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
34 {
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
35 backend_prog = pcsc_be_pathname;
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
36 backend_argv[0] = "fc-pcsc-backend";
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
37 sprintf(backend_optarg, "-p%u", pcsc_reader_num);
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
38 backend_argv[1] = backend_optarg;
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
39 backend_argv[2] = 0;
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
40 }
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
41
45
9eb5460f51a6 main tools: support both pcsc and serial back ends
Mychaela Falconia <falcon@freecalypso.org>
parents: 9
diff changeset
42 static void
9eb5460f51a6 main tools: support both pcsc and serial back ends
Mychaela Falconia <falcon@freecalypso.org>
parents: 9
diff changeset
43 setup_be_serial()
9eb5460f51a6 main tools: support both pcsc and serial back ends
Mychaela Falconia <falcon@freecalypso.org>
parents: 9
diff changeset
44 {
9eb5460f51a6 main tools: support both pcsc and serial back ends
Mychaela Falconia <falcon@freecalypso.org>
parents: 9
diff changeset
45 backend_prog = serial_be_pathname;
9eb5460f51a6 main tools: support both pcsc and serial back ends
Mychaela Falconia <falcon@freecalypso.org>
parents: 9
diff changeset
46 backend_argv[0] = "fcsim-serial-be";
9eb5460f51a6 main tools: support both pcsc and serial back ends
Mychaela Falconia <falcon@freecalypso.org>
parents: 9
diff changeset
47 backend_argv[1] = serial_device;
9eb5460f51a6 main tools: support both pcsc and serial back ends
Mychaela Falconia <falcon@freecalypso.org>
parents: 9
diff changeset
48 if (serial_baud)
9eb5460f51a6 main tools: support both pcsc and serial back ends
Mychaela Falconia <falcon@freecalypso.org>
parents: 9
diff changeset
49 backend_argv[2] = serial_baud;
9eb5460f51a6 main tools: support both pcsc and serial back ends
Mychaela Falconia <falcon@freecalypso.org>
parents: 9
diff changeset
50 else if (serial_spenh) {
9eb5460f51a6 main tools: support both pcsc and serial back ends
Mychaela Falconia <falcon@freecalypso.org>
parents: 9
diff changeset
51 sprintf(backend_optarg, "9600,55800,%u", serial_spenh);
9eb5460f51a6 main tools: support both pcsc and serial back ends
Mychaela Falconia <falcon@freecalypso.org>
parents: 9
diff changeset
52 backend_argv[2] = backend_optarg;
9eb5460f51a6 main tools: support both pcsc and serial back ends
Mychaela Falconia <falcon@freecalypso.org>
parents: 9
diff changeset
53 } else
9eb5460f51a6 main tools: support both pcsc and serial back ends
Mychaela Falconia <falcon@freecalypso.org>
parents: 9
diff changeset
54 backend_argv[2] = "9600";
9eb5460f51a6 main tools: support both pcsc and serial back ends
Mychaela Falconia <falcon@freecalypso.org>
parents: 9
diff changeset
55 backend_argv[3] = 0;
9eb5460f51a6 main tools: support both pcsc and serial back ends
Mychaela Falconia <falcon@freecalypso.org>
parents: 9
diff changeset
56 }
9eb5460f51a6 main tools: support both pcsc and serial back ends
Mychaela Falconia <falcon@freecalypso.org>
parents: 9
diff changeset
57
9
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
58 launch_backend()
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
59 {
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
60 int cpipe[2], rpipe[2], rc;
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
61
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
62 if (calypso_fd)
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
63 setup_be_calypso();
45
9eb5460f51a6 main tools: support both pcsc and serial back ends
Mychaela Falconia <falcon@freecalypso.org>
parents: 9
diff changeset
64 else if (use_pcsc)
9
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
65 setup_be_pcsc();
45
9eb5460f51a6 main tools: support both pcsc and serial back ends
Mychaela Falconia <falcon@freecalypso.org>
parents: 9
diff changeset
66 else if (serial_device)
9eb5460f51a6 main tools: support both pcsc and serial back ends
Mychaela Falconia <falcon@freecalypso.org>
parents: 9
diff changeset
67 setup_be_serial();
9eb5460f51a6 main tools: support both pcsc and serial back ends
Mychaela Falconia <falcon@freecalypso.org>
parents: 9
diff changeset
68 else {
9eb5460f51a6 main tools: support both pcsc and serial back ends
Mychaela Falconia <falcon@freecalypso.org>
parents: 9
diff changeset
69 fprintf(stderr, "error: no -d or -p target selected\n");
9eb5460f51a6 main tools: support both pcsc and serial back ends
Mychaela Falconia <falcon@freecalypso.org>
parents: 9
diff changeset
70 exit(1);
9eb5460f51a6 main tools: support both pcsc and serial back ends
Mychaela Falconia <falcon@freecalypso.org>
parents: 9
diff changeset
71 }
9
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
72 if (pipe(cpipe) < 0 || pipe(rpipe) < 0) {
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
73 perror("pipe");
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
74 exit(1);
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
75 }
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
76 rc = vfork();
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
77 if (rc < 0) {
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
78 perror("vfork for launching back end");
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
79 exit(1);
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
80 }
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
81 if (!rc) {
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
82 /* we are in the child - prepare to exec the BE */
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
83 dup2(cpipe[0], 0);
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
84 dup2(rpipe[1], 1);
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
85 close(cpipe[0]);
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
86 close(cpipe[1]);
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
87 close(rpipe[0]);
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
88 close(rpipe[1]);
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
89 /* do the exec */
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
90 execv(backend_prog, backend_argv);
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
91 perror(backend_prog);
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
92 _exit(1);
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
93 }
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
94 close(cpipe[0]);
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
95 close(rpipe[1]);
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
96 cpipeF = fdopen(cpipe[1], "w");
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
97 if (!cpipeF) {
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
98 perror("fdopen");
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
99 exit(1);
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
100 }
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
101 rpipeF = fdopen(rpipe[0], "r");
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
102 if (!rpipeF) {
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
103 perror("fdopen");
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
104 exit(1);
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
105 }
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
106 return(0);
c9ef9e91dd8e new libcommon, initial version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
107 }