From 0eb707fdcf1b87e71bb3a9eaa8472d0b05799a3d Mon Sep 17 00:00:00 2001 From: Terry Dawson VK2KTJ Date: Wed, 12 Sep 2001 13:18:43 +0000 Subject: updated libtool, uniformly indented source, corrected small ax25mond Makefile bug --- listen/listen.c | 171 +++++++++++++++++++++++++++++--------------------------- 1 file changed, 89 insertions(+), 82 deletions(-) (limited to 'listen/listen.c') diff --git a/listen/listen.c b/listen/listen.c index f603f12..be6dfbe 100644 --- a/listen/listen.c +++ b/listen/listen.c @@ -42,12 +42,13 @@ static void display_port(char *dev) void display_timestamp(void) { time_t timenowx; - struct tm* timenow; + struct tm *timenow; time(&timenowx); timenow = localtime(&timenowx); - lprintf(T_TIMESTAMP, "%02d:%02d:%02d", timenow->tm_hour, timenow->tm_min, timenow->tm_sec); + lprintf(T_TIMESTAMP, "%02d:%02d:%02d", timenow->tm_hour, + timenow->tm_min, timenow->tm_sec); } #define ASCII 0 @@ -59,7 +60,7 @@ void display_timestamp(void) int main(int argc, char **argv) { unsigned char buffer[BUFSIZE]; - int dumpstyle = ASCII; + int dumpstyle = ASCII; int size; int s; char *port = NULL, *dev = NULL; @@ -68,43 +69,45 @@ int main(int argc, char **argv) struct ifreq ifr; int proto = ETH_P_AX25; - timestamp = 0; + timestamp = 0; while ((s = getopt(argc, argv, "8achip:rtv")) != -1) { switch (s) { - case '8': - sevenbit = 0; - break; - case 'a': - proto = ETH_P_ALL; - break; - case 'c': - color = 1; - break; - case 'h': - dumpstyle = HEX; - break; - case 'i': - ibmhack = 1; - break; - case 'p': - port = optarg; - break; - case 'r': - dumpstyle = READABLE; - break; - case 't': - timestamp = 1; - break; - case 'v': - printf("listen: %s\n", VERSION); - return 0; - case ':': - fprintf(stderr, "listen: option -p needs a port name\n"); - return 1; - case '?': - fprintf(stderr, "Usage: listen [-8] [-a] [-c] [-h] [-i] [-p port] [-r] [-t] [-v]\n"); - return 1; + case '8': + sevenbit = 0; + break; + case 'a': + proto = ETH_P_ALL; + break; + case 'c': + color = 1; + break; + case 'h': + dumpstyle = HEX; + break; + case 'i': + ibmhack = 1; + break; + case 'p': + port = optarg; + break; + case 'r': + dumpstyle = READABLE; + break; + case 't': + timestamp = 1; + break; + case 'v': + printf("listen: %s\n", VERSION); + return 0; + case ':': + fprintf(stderr, + "listen: option -p needs a port name\n"); + return 1; + case '?': + fprintf(stderr, + "Usage: listen [-8] [-a] [-c] [-h] [-i] [-p port] [-r] [-t] [-v]\n"); + return 1; } } @@ -113,7 +116,8 @@ int main(int argc, char **argv) if (port != NULL) { if ((dev = ax25_config_get_dev(port)) == NULL) { - fprintf(stderr, "listen: invalid port name - %s\n", port); + fprintf(stderr, "listen: invalid port name - %s\n", + port); return 1; } } @@ -122,7 +126,7 @@ int main(int argc, char **argv) perror("socket"); return 1; } - + if (color) { color = initcolor(); /* Initialize color support */ if (!color) @@ -130,18 +134,20 @@ int main(int argc, char **argv) } setservent(1); - + for (;;) { asize = sizeof(sa); - if ((size = recvfrom(s, buffer, sizeof(buffer), 0, &sa, &asize)) == -1) { + if ((size = + recvfrom(s, buffer, sizeof(buffer), 0, &sa, + &asize)) == -1) { perror("recv"); return 1; } - + if (dev != NULL && strcmp(dev, sa.sa_data) != 0) continue; - + if (proto == ETH_P_ALL) { strcpy(ifr.ifr_name, sa.sa_data); if (ioctl(s, SIOCGIFHWADDR, &ifr) < 0) @@ -154,16 +160,16 @@ int main(int argc, char **argv) #else ki_dump(buffer, size, dumpstyle); #endif -// lprintf(T_DATA, "\n"); +// lprintf(T_DATA, "\n"); } } else { display_port(sa.sa_data); #ifdef NEW_AX25_STACK ax25_dump(buffer, size, dumpstyle); #else - ki_dump(buffer, size, dumpstyle); + ki_dump(buffer, size, dumpstyle); #endif -// lprintf(T_DATA, "\n"); +// lprintf(T_DATA, "\n"); } if (color) refresh(); @@ -173,22 +179,22 @@ int main(int argc, char **argv) static void ascii_dump(unsigned char *data, int length) { unsigned char c; - int i, j; + int i, j; char buf[100]; for (i = 0; length > 0; i += 64) { sprintf(buf, "%04X ", i); - + for (j = 0; j < 64 && length > 0; j++) { c = *data++; length--; - + if ((c != '\0') && (c != '\n')) strncat(buf, &c, 1); else strcat(buf, "."); } - + lprintf(T_DATA, "%s\n", buf); } } @@ -196,27 +202,27 @@ static void ascii_dump(unsigned char *data, int length) static void readable_dump(unsigned char *data, int length) { unsigned char c; - int i; - int cr = 1; + int i; + int cr = 1; char buf[BUFSIZE]; for (i = 0; length > 0; i++) { - + c = *data++; length--; - + switch (c) { - case 0x00: - buf[i] = ' '; - case 0x0A: /* hum... */ - case 0x0D: - if (cr) - buf[i] = '\n'; - else - i--; - break; - default: - buf[i] = c; + case 0x00: + buf[i] = ' '; + case 0x0A: /* hum... */ + case 0x0D: + if (cr) + buf[i] = '\n'; + else + i--; + break; + default: + buf[i] = c; } cr = (buf[i] != '\n'); } @@ -228,22 +234,22 @@ static void readable_dump(unsigned char *data, int length) static void hex_dump(unsigned char *data, int length) { - int i, j, length2; + int i, j, length2; unsigned char c; char *data2; char buf[4], hexd[49], ascd[17]; length2 = length; - data2 = data; - + data2 = data; + for (i = 0; length > 0; i += 16) { - + hexd[0] = '\0'; for (j = 0; j < 16; j++) { c = *data2++; length2--; - + if (length2 >= 0) sprintf(buf, "%2.2X ", c); else @@ -253,13 +259,14 @@ static void hex_dump(unsigned char *data, int length) ascd[0] = '\0'; for (j = 0; j < 16 && length > 0; j++) { - c = *data++; - length--; - - sprintf(buf, "%c", ((c != '\0') && (c != '\n')) ? c : '.'); - strcat(ascd, buf); + c = *data++; + length--; + + sprintf(buf, "%c", + ((c != '\0') && (c != '\n')) ? c : '.'); + strcat(ascd, buf); } - + lprintf(T_DATA, "%04X %s | %s\n", i, hexd, ascd); } } @@ -282,18 +289,18 @@ void data_dump(unsigned char *data, int length, int dumpstyle) int get16(unsigned char *cp) { int x; - + x = *cp++; x <<= 8; x |= *cp++; - - return(x); + + return (x); } int get32(unsigned char *cp) { int x; - + x = *cp++; x <<= 8; x |= *cp++; @@ -301,6 +308,6 @@ int get32(unsigned char *cp) x |= *cp++; x <<= 8; x |= *cp; - - return(x); + + return (x); } -- cgit v1.2.3