diff options
Diffstat (limited to 'rose/rsattach.c')
| -rw-r--r-- | rose/rsattach.c | 40 |
1 files changed, 20 insertions, 20 deletions
diff --git a/rose/rsattach.c b/rose/rsattach.c index 924d152..62892d8 100644 --- a/rose/rsattach.c +++ b/rose/rsattach.c @@ -35,7 +35,7 @@ int readconfig(char *port) FILE *fp; char buffer[90], *s; int n = 0; - + if ((fp = fopen(CONF_RSPORTS_FILE, "r")) == NULL) { fprintf(stderr, "rsattach: cannot open rsports file\n"); return FALSE; @@ -43,7 +43,7 @@ int readconfig(char *port) while (fgets(buffer, 90, fp) != NULL) { n++; - + if ((s = strchr(buffer, '\n')) != NULL) *s = '\0'; @@ -54,10 +54,10 @@ int readconfig(char *port) fprintf(stderr, "rsattach: unable to parse line %d of the rsports file\n", n); return FALSE; } - + if (strcmp(s, port) != 0) continue; - + if ((s = strtok(NULL, " \t\r\n")) == NULL) { fprintf(stderr, "rsattach: unable to parse line %d of the rsports file\n", n); return FALSE; @@ -66,14 +66,14 @@ int readconfig(char *port) address = strdup(s); fclose(fp); - + return TRUE; } - + fclose(fp); fprintf(stderr, "rsattach: cannot find port %s in rsports\n", port); - + return FALSE; } @@ -82,7 +82,7 @@ int getfreedev(char *dev) struct ifreq ifr; int fd; int i; - + if ((fd = socket(AF_INET, SOCK_DGRAM, 0)) < 0) { perror("rsattach: socket"); return FALSE; @@ -91,7 +91,7 @@ int getfreedev(char *dev) for (i = 0; i < 6; i++) { sprintf(dev, "rose%d", i); strcpy(ifr.ifr_name, dev); - + if (ioctl(fd, SIOCGIFFLAGS, &ifr) < 0) { perror("rsattach: SIOCGIFFLAGS"); return FALSE; @@ -113,17 +113,17 @@ int startiface(char *dev, struct hostent *hp) struct ifreq ifr; char addr[5]; int fd; - + if ((fd = socket(AF_INET, SOCK_DGRAM, 0)) < 0) { perror("rsattach: socket"); return FALSE; } strcpy(ifr.ifr_name, dev); - + if (hp != NULL) { ifr.ifr_addr.sa_family = AF_INET; - + ifr.ifr_addr.sa_data[0] = 0; ifr.ifr_addr.sa_data[1] = 0; ifr.ifr_addr.sa_data[2] = hp->h_addr_list[0][0]; @@ -143,7 +143,7 @@ int startiface(char *dev, struct hostent *hp) ifr.ifr_hwaddr.sa_family = ARPHRD_ROSE; memcpy(ifr.ifr_hwaddr.sa_data, addr, 5); - + if (ioctl(fd, SIOCSIFHWADDR, &ifr) != 0) { perror("rsattach: SIOCSIFHWADDR"); return FALSE; @@ -169,12 +169,12 @@ int startiface(char *dev, struct hostent *hp) perror("rsattach: SIOCSIFFLAGS"); return FALSE; } - + close(fd); - + return TRUE; } - + int main(int argc, char *argv[]) { @@ -199,7 +199,7 @@ int main(int argc, char *argv[]) return 1; } } - + if ((argc - optind) != 1) { fprintf(stderr, "usage: rsattach [-i inetaddr] [-v] port\n"); return 1; @@ -212,11 +212,11 @@ int main(int argc, char *argv[]) fprintf(stderr, "rsattach: cannot find free Rose device\n"); return 1; } - + if (!startiface(dev, hp)) - return 1; + return 1; printf("Rose port %s bound to device %s\n", argv[optind], dev); - + return 0; } |