listen/opentracdump.c: Fix signedness compiler warnings.

gcc -DHAVE_CONFIG_H -I. -I..     -g -O2 -Wall -MT opentracdump.o -MD -MP -MF .deps/opentracdump.Tpo -c -o opentracdump.o opentracdump.c
opentracdump.c: In function ‘decode_origination’:
opentracdump.c:70:9: warning: pointer targets in passing argument 1 of ‘strcpy’ differ in signedness [-Wpointer-sign]
  strcpy(entity_call, origin_call);
         ^
In file included from opentracdump.c:9:0:
/usr/include/string.h:129:14: note: expected ‘char * restrict’ but argument is of type ‘unsigned char *’
 extern char *strcpy (char *__restrict __dest, const char *__restrict __src)
              ^
opentracdump.c:70:22: warning: pointer targets in passing argument 2 of ‘strcpy’ differ in signedness [-Wpointer-sign]
  strcpy(entity_call, origin_call);
                      ^
In file included from opentracdump.c:9:0:
/usr/include/string.h:129:14: note: expected ‘const char * restrict’ but argument is of type ‘unsigned char *’
 extern char *strcpy (char *__restrict __dest, const char *__restrict __src)
              ^
opentracdump.c: In function ‘decode_entityid’:
opentracdump.c:86:10: warning: pointer targets in passing argument 1 of ‘strcpy’ differ in signedness [-Wpointer-sign]
   strcpy(entity_call, origin_call);
          ^
In file included from opentracdump.c:9:0:
/usr/include/string.h:129:14: note: expected ‘char * restrict’ but argument is of type ‘unsigned char *’
 extern char *strcpy (char *__restrict __dest, const char *__restrict __src)
              ^
opentracdump.c:86:23: warning: pointer targets in passing argument 2 of ‘strcpy’ differ in signedness [-Wpointer-sign]
   strcpy(entity_call, origin_call);
                       ^
In file included from opentracdump.c:9:0:
/usr/include/string.h:129:14: note: expected ‘const char * restrict’ but argument is of type ‘unsigned char *’
 extern char *strcpy (char *__restrict __dest, const char *__restrict __src)
              ^
opentracdump.c: In function ‘decode_comment’:
opentracdump.c:159:1: warning: pointer targets in passing argument 2 of ‘__builtin_strncpy’ differ in signedness [-Wpointer-sign]
  strncpy(comment, element, element_len);
 ^
opentracdump.c:159:1: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
opentracdump.c: In function ‘decode_country’:
opentracdump.c:195:1: warning: pointer targets in passing argument 2 of ‘__builtin_strncpy’ differ in signedness [-Wpointer-sign]
  strncpy(country, element, 2);
 ^
opentracdump.c:195:1: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
opentracdump.c:198:2: warning: pointer targets in passing argument 2 of ‘__builtin_strncpy’ differ in signedness [-Wpointer-sign]
   strncpy(subdivision, element+2, element_len-2);
  ^
opentracdump.c:198:2: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
opentracdump.c: In function ‘decode_displayname’:
opentracdump.c:211:5: warning: pointer targets in passing argument 2 of ‘__builtin_strncpy’ differ in signedness [-Wpointer-sign]
      strncpy(displayname, element, element_len);
     ^
opentracdump.c:211:5: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
opentracdump.c: In function ‘decode_waypoint’:
opentracdump.c:221:1: warning: pointer targets in passing argument 2 of ‘__builtin_strncpy’ differ in signedness [-Wpointer-sign]
  strncpy(waypoint, element, element_len);
 ^
opentracdump.c:221:1: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
opentracdump.c: In function ‘decode_pathtrace’:
opentracdump.c:255:23: warning: pointer targets in passing argument 1 of ‘extract_ssid’ differ in signedness [-Wpointer-sign]
   ssid = extract_ssid(callsign);
                       ^
opentracdump.c:30:5: note: expected ‘unsigned char *’ but argument is of type ‘char *’
 int extract_ssid(unsigned char *call) {
     ^
opentracdump.c: In function ‘decode_acreg’:
opentracdump.c:315:1: warning: pointer targets in passing argument 2 of ‘__builtin_strncpy’ differ in signedness [-Wpointer-sign]
  strncpy(nnumber, element, element_len);
 ^
opentracdump.c:315:1: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
opentracdump.c: In function ‘decode_maidenhead’:
opentracdump.c:406:3: warning: pointer targets in passing argument 2 of ‘__builtin_strncpy’ differ in signedness [-Wpointer-sign]
    strncpy(maidenhead, element, element_len);
   ^
opentracdump.c:406:3: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
opentracdump.c: In function ‘opentrac_dump’:
opentracdump.c:452:9: warning: pointer targets in passing argument 1 of ‘strcpy’ differ in signedness [-Wpointer-sign]
  strcpy(origin_call, "SENDER"); /* Listen doesn't tell us the sender  */
         ^
In file included from opentracdump.c:9:0:
/usr/include/string.h:129:14: note: expected ‘char * restrict’ but argument is of type ‘unsigned char *’
 extern char *strcpy (char *__restrict __dest, const char *__restrict __src)
              ^

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

1 files changed, 10 insertions, 10 deletions

diff --git a/listen/opentracdump.c b/listen/opentracdump.c
index 88f4ac4..128cb9a 100644
--- a/listen/opentracdump.c
+++ b/listen/opentracdump.c
@@ -18,16 +18,16 @@ const char *units[]={"Volts","Amperes","Watts","Kelvins","Meters","Seconds",
 		"Pascal Seconds","Kilograms/Meter^3","Radians/Second^2","Coulombs",
 		"Farads","Siemens","Count"};
 
-unsigned char origin_call[7]; /* Who's talking  */
+char origin_call[7]; /* Who's talking  */
 unsigned char origin_ssid;
-unsigned char entity_call[7]; /* What they're talking about  */
+char entity_call[7]; /* What they're talking about  */
 unsigned char entity_ssid;
 unsigned int  entity_serial;
 unsigned int  entity_sequence;
 
 
 
-int extract_ssid(unsigned char *call) {
+int extract_ssid(char *call) {
 	/* Strip the SSID from the callsign and return it  */
 	int c, ssid;
 
@@ -156,7 +156,7 @@ int decode_comment(unsigned char *element, int element_len) {
 	/* 0x12 Freeform Comment - ASCII text  */
 	char comment[127];
 
-	strncpy(comment, element, element_len);
+	strncpy(comment, (char *)element, element_len);
 	comment[element_len] = 0;
 	lprintf(T_OPENTRAC, "Text: %s\r\n", comment);
 
@@ -192,10 +192,10 @@ int decode_country(unsigned char *element, int element_len) {
 	char country[3];
 	char subdivision[4];
 
-	strncpy(country, element, 2);
+	strncpy(country, (char *)element, 2);
 	country[2] = 0;
 	if (element_len > 2) {
-		strncpy(subdivision, element+2, element_len-2);
+		strncpy(subdivision, (char *)element+2, element_len-2);
 		subdivision[element_len-2] = 0;
 		lprintf(T_OPENTRAC, "Country Code %s-%s\r\n", country, subdivision);
 	}
@@ -208,7 +208,7 @@ int decode_country(unsigned char *element, int element_len) {
 int decode_displayname(unsigned char *element, int element_len) {
      char displayname[31];	/* 0x16 - Display Name (UTF-8 text)    */
 
-     strncpy(displayname, element, element_len);
+     strncpy(displayname, (char *)element, element_len);
      displayname[element_len] = 0;
 
      lprintf(T_OPENTRAC, "Display Name: %s\r\n", displayname);
@@ -218,7 +218,7 @@ int decode_displayname(unsigned char *element, int element_len) {
 int decode_waypoint(unsigned char *element, int element_len) {
 	char waypoint[7]; /* 0x17 - Waypoint Name (up to 6 chars, uppercase)  */
 
-	strncpy(waypoint, element, element_len);
+	strncpy(waypoint, (char *)element, element_len);
 	waypoint[element_len] = 0;
 
 	lprintf(T_OPENTRAC, "Waypoint Name: %s\r\n", waypoint);
@@ -312,7 +312,7 @@ int decode_gpsquality(unsigned char *element, int element_len) {
 int decode_acreg(unsigned char *element, int element_len) {
 	char nnumber[9];	/* 0x35 Aircraft Registration - ASCII text  */
 
-	strncpy(nnumber, element, element_len);
+	strncpy(nnumber, (char *)element, element_len);
 	nnumber[element_len]=0;
 	lprintf(T_OPENTRAC, "Aircraft ID: %s\r\n", nnumber);
 
@@ -403,7 +403,7 @@ int decode_maidenhead(unsigned char *element, int element_len) {
 
    if (element_len > 6 || !element_len) return -1;
 
-   strncpy(maidenhead, element, element_len);
+   strncpy(maidenhead, (char *)element, element_len);
    maidenhead[element_len] = 0;
 
    lprintf(T_OPENTRAC, "Grid ID: %s\r\n", maidenhead);