FreeCalypso > hg > freecalypso-tools
view rvinterf/tmsh/abb.c @ 921:74d284add54d
fc-fsio: guard against bogus readdir results from the target
If the FFS being operated on contains SE K2x0 extended filenames,
readdir will return strings that are bad for printing. We need to
guard against this possibility, and also against possible other
bogosity that could be sent by other alien firmwares.
author | Mychaela Falconia <falcon@freecalypso.org> |
---|---|
date | Sat, 31 Dec 2022 22:55:23 +0000 |
parents | 2159f260ed13 |
children |
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/* * In this module we are going to implement commands dealing with the ABB. */ #include <sys/types.h> #include <stdio.h> #include <string.h> #include <strings.h> #include <stdlib.h> #include "pktmux.h" #include "limits.h" #include "localtypes.h" #include "etm.h" #include "exitcodes.h" extern u_char rvi_msg[]; extern int rvi_msg_len; cmd_abbr(argc, argv) char **argv; { u32 page, reg; u_char cmdpkt[5]; page = strtoul(argv[1], 0, 0); reg = strtoul(argv[2], 0, 0); if (page > 1 || reg > 31) { printf("error: argument(s) out of range\n"); return(ERROR_USAGE); } cmdpkt[1] = ETM_CORE; cmdpkt[2] = TMCORE_OPC_CODEC_RD; cmdpkt[3] = page << 5 | reg; send_etm_cmd(cmdpkt, 3); return(0); } void abbr_response() { unsigned pg, reg, val; char buf[80]; if (rvi_msg[3]) { print_etm_pkt_raw("abbr error"); return; } if (rvi_msg_len != 9) { print_etm_pkt_raw("abbr malformed resp"); return; } pg = rvi_msg[5] >> 5; reg = rvi_msg[5] & 0x1F; val = rvi_msg[6] | rvi_msg[7] << 8; sprintf(buf, "abbr %u %u: %03X", pg, reg, val); async_msg_output(buf); } cmd_abbw(argc, argv) char **argv; { u32 page, reg, val; u_char cmdpkt[7]; page = strtoul(argv[1], 0, 0); reg = strtoul(argv[2], 0, 0); val = strtoul(argv[3], 0, 16); if (page > 1 || reg > 31 || val > 0x3FF) { printf("error: argument(s) out of range\n"); return(ERROR_USAGE); } cmdpkt[1] = ETM_CORE; cmdpkt[2] = TMCORE_OPC_CODEC_WR; cmdpkt[3] = page << 5 | reg; cmdpkt[4] = val; cmdpkt[5] = val >> 8; send_etm_cmd(cmdpkt, 5); return(0); } void abbw_response() { unsigned pg, reg; char buf[80]; if (rvi_msg[3]) { print_etm_pkt_raw("abbw error"); return; } if (rvi_msg_len != 7) { print_etm_pkt_raw("abbw malformed resp"); return; } pg = rvi_msg[5] >> 5; reg = rvi_msg[5] & 0x1F; sprintf(buf, "abbw %u %u OK", pg, reg); async_msg_output(buf); }