FreeCalypso > hg > freecalypso-tools
view loadtools/tpinterf3.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 | e7502631a0f9 |
children |
line wrap: on
line source
/* * The do_r16() and do_w16() functions implemented in this module * provide programmatic access to the r16 and w16 commands on the target. * They will be used to implement some flash operations. */ #include <sys/types.h> #include <stdio.h> #include <stdint.h> #include <string.h> #include <strings.h> #include <stdlib.h> extern char target_response_line[]; do_r16(addr, retptr) uint32_t addr; uint16_t *retptr; { char addr_arg[10], *argv[3]; int stat; char *strtoul_endp; sprintf(addr_arg, "%lx", (u_long) addr); argv[0] = "r16"; argv[1] = addr_arg; argv[2] = 0; tpinterf_make_cmd(argv); if (tpinterf_send_cmd() < 0) return(-1); stat = tpinterf_capture_output_oneline(1); if (stat != 1) { errout: fprintf(stderr, "error: malformed response to r16 command\n"); return(-1); } if (strlen(target_response_line) != 4) goto errout; *retptr = strtoul(target_response_line, &strtoul_endp, 16); if (strtoul_endp != target_response_line + 4) goto errout; return(0); } do_w16(addr, data) uint32_t addr; uint16_t data; { char addr_arg[10], data_arg[10], *argv[4]; sprintf(addr_arg, "%lx", (u_long) addr); sprintf(data_arg, "%lx", (u_long) data); argv[0] = "w16"; argv[1] = addr_arg; argv[2] = data_arg; argv[3] = 0; tpinterf_make_cmd(argv); if (tpinterf_send_cmd() < 0) return(-1); return tpinterf_pass_output(1); }