FreeCalypso > hg > freecalypso-sw
diff rvinterf/etmsync/symlink.c @ 303:61c68a55f2a2
fc-fsio: readlink implemented
author | Michael Spacefalcon <msokolov@ivan.Harhan.ORG> |
---|---|
date | Sun, 02 Mar 2014 04:48:33 +0000 |
parents | cd5068cf0551 |
children | e0ca3ca46a06 |
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--- a/rvinterf/etmsync/symlink.c Sun Mar 02 04:34:49 2014 +0000 +++ b/rvinterf/etmsync/symlink.c Sun Mar 02 04:48:33 2014 +0000 @@ -63,3 +63,63 @@ { return do_symlink(argv[1], argv[2]); } + +do_readlink(pathname, databuf, rdret) + char *pathname; + u_char *databuf; + int *rdret; +{ + u_char cmdpkt[MAX_PKT_TO_TARGET], *dp; + int rc, slen, sz; + + slen = strlen(pathname); + if (slen >= TMFFS_STRING_SIZE) { + printf("error: pathname arg exceeds string length limit\n"); + return(ERROR_USAGE); + } + dp = cmdpkt + 1; + *dp++ = ETM_FFS2; + *dp++ = TMFFS_READLINK; + *dp++ = slen + 1; + strcpy(dp, pathname); + dp += slen + 1; + *dp++ = 0; /* dummy 2nd buffer */ + rc = etm_pkt_exch(cmdpkt, dp - cmdpkt - 1); + if (rc) + return(rc); + if (rvi_msg[3]) { + report_ffs_err("readlink", rvi_msg[3]); + return(ERROR_TARGET); + } + if (rvi_msg_len < 6) { + *rdret = 0; + return(0); + } + sz = rvi_msg[4]; + if (rvi_msg_len != sz + 6) { + printf("error: readlink response has wrong length\n"); + return(ERROR_TARGET); + } + bcopy(rvi_msg + 5, databuf, sz); + *rdret = sz; + return(0); +} + +cmd_readlink(argc, argv) + char **argv; +{ + u_char databuf[256]; + int rc, sz, off, l; + + rc = do_readlink(argv[1], databuf, &sz); + if (rc) + return(rc); + printf("%d bytes read\n", sz); + for (off = 0; off < sz; off += 16) { + l = sz - off; + if (l > 16) + l = 16; + hexdump_line(off, databuf + off, l); + } + return(0); +}