FreeCalypso > hg > freecalypso-sw
view rvinterf/asyncshell/sendsp.c @ 879:4661b84260a0
fc-shell: AT-over-RVTMUX command sending implemented
author | Space Falcon <falcon@ivan.Harhan.ORG> |
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date | Mon, 01 Jun 2015 00:19:28 +0000 |
parents | dab341e172de |
children | bd873572ef2c |
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/* * Functions for sending GPF system primitives to the target */ #include <sys/types.h> #include <stdio.h> #include <ctype.h> #include <string.h> #include <strings.h> #include <stdlib.h> #include "pktmux.h" #include "limits.h" send_gpf_sysprim(stackdest, primstr) char *stackdest, *primstr; { unsigned intlen; u_char sendpkt[MAX_PKT_TO_TARGET+1]; unsigned pktlen; if (strlen(stackdest) > 4) { printf( "error: stack destination arg may not exceed 4 characters\n"); return(1); } intlen = 12 + strlen(primstr); pktlen = intlen + 4; if (pktlen > MAX_PKT_TO_TARGET) { printf("error: max pkt to target limit exceeded\n"); return(1); } /* fill out the packet */ sendpkt[0] = RVT_L23_HEADER; sendpkt[1] = 0xB7; /* system prim */ sendpkt[2] = intlen; sendpkt[3] = intlen >> 8; /* send zeros for the timestamp */ sendpkt[4] = 0; sendpkt[5] = 0; sendpkt[6] = 0; sendpkt[7] = 0; /* as far as TI's sw is concerned, we are PCO */ sendpkt[8] = 'P'; sendpkt[9] = 'C'; sendpkt[10] = 'O'; sendpkt[11] = ' '; sprintf(sendpkt + 12, "%-4s%s", stackdest, primstr); /* send it! */ send_pkt_to_target(sendpkt, pktlen); return(0); } void cmd_sendsp(args) char *args; { char *cp, *np; for (cp = args; isspace(*cp); cp++) ; if (!*cp) { err: printf("error: two arguments required\n"); return; } for (np = cp; *cp && !isspace(*cp); cp++) ; if (!*cp) goto err; *cp++ = '\0'; while (isspace(*cp)) cp++; if (!*cp) goto err; gpf_rx_control(1); send_gpf_sysprim(np, cp); }