FreeCalypso > hg > freecalypso-sw

comparison rvinterf/etmsync/fsbasics.c @ 279:36ad667341fc

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
fc-fsio: ls implemented
author Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
date Mon, 24 Feb 2014 07:27:37 +0000
parents f77480d3dd21
children 517e8a428fde
comparison
equal deleted inserted replaced
278:f77480d3dd21 279:36ad667341fc
3 */ 3 */
4 4
5 #include <sys/types.h> 5 #include <sys/types.h>
6 #include <stdio.h> 6 #include <stdio.h>
7 #include <stdlib.h> 7 #include <stdlib.h>
8 #include <string.h>
9 #include <strings.h>
8 #include "etm.h" 10 #include "etm.h"
9 #include "ffs.h" 11 #include "ffs.h"
10 #include "tmffs2.h" 12 #include "tmffs2.h"
13 #include "limits.h"
11 #include "exitcodes.h" 14 #include "exitcodes.h"
12 15
13 extern u_char rvi_msg[]; 16 extern u_char rvi_msg[];
14 extern int rvi_msg_len; 17 extern int rvi_msg_len;
15 18
32 return(ERROR_TARGET); 35 return(ERROR_TARGET);
33 } 36 }
34 printf("FFS2 version: %02X.%02X\n", rvi_msg[5], rvi_msg[4]); 37 printf("FFS2 version: %02X.%02X\n", rvi_msg[5], rvi_msg[4]);
35 return(0); 38 return(0);
36 } 39 }
40
41 do_opendir(pathname, statertn, countrtn)
42 char *pathname;
43 u_char *statertn;
44 int *countrtn;
45 {
46 u_char cmdpkt[MAX_PKT_TO_TARGET], *dp;
47 int rc, slen;
48
49 slen = strlen(pathname);
50 if (slen >= TMFFS_STRING_SIZE) {
51 printf("error: pathname arg exceeds string length limit\n");
52 return(ERROR_USAGE);
53 }
54 dp = cmdpkt + 1;
55 *dp++ = ETM_FFS2;
56 *dp++ = TMFFS_OPENDIR;
57 *dp++ = slen + 1;
58 strcpy(dp, pathname);
59 dp += slen + 1;
60 rc = etm_pkt_exch(cmdpkt, dp - cmdpkt - 1);
61 if (rc)
62 return(rc);
63 if (rvi_msg[3]) {
64 printf("opendir: FFS error %d\n", rvi_msg[3]);
65 return(ERROR_TARGET);
66 }
67 if (rvi_msg_len != 11 || rvi_msg[5] != 4) {
68 printf("error: opendir response has wrong length\n");
69 return(ERROR_TARGET);
70 }
71 *countrtn = rvi_msg[4];
72 bcopy(rvi_msg + 6, statertn, 4);
73 return(0);
74 }
75
76 do_readdir(state, namebuf)
77 u_char *state;
78 char *namebuf;
79 {
80 u_char cmdpkt[10];
81 int rc, slen;
82
83 cmdpkt[1] = ETM_FFS2;
84 cmdpkt[2] = TMFFS_READDIR;
85 cmdpkt[3] = 4;
86 bcopy(state, cmdpkt+4, 4);
87 cmdpkt[8] = TMFFS_STRING_SIZE;
88 rc = etm_pkt_exch(cmdpkt, 8);
89 if (rc)
90 return(rc);
91 if (rvi_msg[3]) {
92 printf("readdir: FFS error %d\n", rvi_msg[3]);
93 return(ERROR_TARGET);
94 }
95 if (rvi_msg_len < 14) {
96 malformed: printf("error: readdir response is malformed\n");
97 return(ERROR_TARGET);
98 }
99 if (rvi_msg[5] != 4)
100 goto malformed;
101 slen = rvi_msg[10];
102 if (slen < 2 || slen > TMFFS_STRING_SIZE)
103 goto malformed;
104 if (rvi_msg[11 + slen - 1]) /* must be terminating NUL */
105 goto malformed;
106 bcopy(rvi_msg + 6, state, 4);
107 strcpy(namebuf, rvi_msg + 11);
108 return(0);
109 }
110
111 cmd_ls(argc, argv)
112 char **argv;
113 {
114 u_char state[4];
115 char namebuf[TMFFS_STRING_SIZE];
116 int nument, i, rc;
117
118 rc = do_opendir(argv[1], state, &nument);
119 if (rc)
120 return(rc);
121 if (!nument) {
122 printf("<empty dir>\n");
123 return(0);
124 }
125 for (i = 0; i < nument; i++) {
126 rc = do_readdir(state, namebuf);
127 if (rc)
128 return(rc);
129 printf("%s\n", namebuf);
130 }
131 return(0);
132 }