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make[2]: Entering directory '/home/ralf/src/ax25/ax25-apps/listen'
gcc -DHAVE_CONFIG_H -I. -I.. -g -O2 -Wall -MT listen.o -MD -MP -MF .deps/listen.Tpo -c -o listen.o listen.c
listen.c: In function ‘ts_format’:
listen.c:53:58: warning: ‘%06u’ directive output may be truncated writing between 6 and 10 bytes into a region of size between 0 and 7 [-Wformat-truncation=]
(void)snprintf(buf, sizeof(buf), "%02d:%02d:%02d.%06u",
^~~~
listen.c:53:42: note: using the range [0, 4294967295] for directive argument
(void)snprintf(buf, sizeof(buf), "%02d:%02d:%02d.%06u",
^~~~~~~~~~~~~~~~~~~~~
listen.c:53:9: note: ‘snprintf’ output between 16 and 27 bytes into a destination of size 16
(void)snprintf(buf, sizeof(buf), "%02d:%02d:%02d.%06u",
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
sec / 3600, (sec % 3600) / 60, sec % 60, usec);
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
The value of the variables is such that there is no overflow possible
but GCC is not able to figure this out. Change the code such that GCC
can figure out the value range thus getting us rid of the variables.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
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tcpdump.
-> Without -t, listen now shows a timestamp.
Signed-off-by: Thomas Osterried <ax25@x-berg.in-berlin.de>
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make[2]: Entering directory '/home/ralf/src/ax25/ax25-apps/listen'
gcc -DHAVE_CONFIG_H -I. -I.. -g -O2 -Wall -MT listen.o -MD -MP -MF .deps/listen.Tpo -c -o listen.o listen.c
listen.c: In function ‘ascii_dump’:
listen.c:231:4: warning: pointer targets in passing argument 2 of ‘__builtin_strncat’ differ in signedness [-Wpointer-sign]
strncat(buf, &c, 1);
^
listen.c:231:4: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
listen.c: In function ‘hex_dump’:
listen.c:282:8: warning: pointer targets in assignment differ in signedness [-Wpointer-sign]
data2 = data;
^
[...]
gcc -DHAVE_CONFIG_H -I. -I.. -g -O2 -Wall -MT rosedump.o -MD -MP -MF .deps/rosedump.Tpo -c -o rosedump.o rosedump.c
rosedump.c: In function ‘facility’:
rosedump.c:331:9: warning: pointer targets in assignment differ in signedness [-Wpointer-sign]
factot = data;
^
rosedump.c:398:11: warning: pointer targets in assignment differ in signedness [-Wpointer-sign]
for (d = data, l = 0; l < lgaddcall;
^
rosedump.c:406:28: warning: pointer targets in passing argument 1 of ‘dump_ax25_call’ differ in signedness [-Wpointer-sign]
dump_ax25_call(d, 7));
^
rosedump.c:296:14: note: expected ‘unsigned char *’ but argument is of type ‘char *’
static char *dump_ax25_call(unsigned char *data, int l_data)
^
rosedump.c:410:28: warning: pointer targets in passing argument 1 of ‘dump_ax25_call’ differ in signedness [-Wpointer-sign]
dump_ax25_call(d, 7));
^
rosedump.c:296:14: note: expected ‘unsigned char *’ but argument is of type ‘char *’
static char *dump_ax25_call(unsigned char *data, int l_data)
^
rosedump.c:438:4: warning: pointer targets in passing argument 2 of ‘__builtin_strncpy’ differ in signedness [-Wpointer-sign]
strncpy(indorig, data, lgadind);
^
rosedump.c:438:4: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
rosedump.c:441:4: warning: pointer targets in passing argument 2 of ‘__builtin_strncpy’ differ in signedness [-Wpointer-sign]
strncpy(inddest, data, lgadind);
^
rosedump.c:441:4: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
rosedump.c:451:14: warning: pointer targets in passing argument 1 of ‘data_dump’ differ in signedness [-Wpointer-sign]
data_dump(factot, lgtot, 1);
^
In file included from rosedump.c:11:0:
listen.h:31:6: note: expected ‘unsigned char *’ but argument is of type ‘char *’
void data_dump(unsigned char *, int, int);
^
[...]
gcc -DHAVE_CONFIG_H -I. -I.. -g -O2 -Wall -MT utils.o -MD -MP -MF .deps/utils.Tpo -c -o utils.o utils.c
utils.c: In function ‘lprintf’:
utils.c:49:10: warning: pointer targets in assignment differ in signedness [-Wpointer-sign]
for (p = str; *p != '\0'; p++) {
^
utils.c:71:10: warning: pointer targets in assignment differ in signedness [-Wpointer-sign]
for (p = str; *p != '\0'; p++)
^
[...]
make[2]: Leaving directory '/home/ralf/src/ax25/ax25-apps/listen'
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
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Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
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More autobbreak updating nightmares
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