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CHG: clearing a char array before using.

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This commit is contained in:
iceman1001 2015-05-06 22:41:40 +02:00
parent aebe77905b
commit 334cc089c9
1 changed files with 5 additions and 3 deletions

8
client/util.c
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@ -108,15 +108,16 @@ void print_hex(const uint8_t * data, const size_t len)
printf("\n"); printf("\n");
} }
char * sprint_hex(const uint8_t * data, const size_t len) { char *sprint_hex(const uint8_t *data, const size_t len) {
int maxLen = ( len > 1024/3) ? 1024/3 : len; int maxLen = ( len > 1024/3) ? 1024/3 : len;
static char buf[1024]; static char buf[1024];
char * tmp = buf; memset(buf, 0x00, 1024);
char *tmp = buf;
size_t i; size_t i;
for (i=0; i < maxLen; ++i, tmp += 3) for (i=0; i < maxLen; ++i, tmp += 3)
sprintf(tmp, "%02x ", data[i]); sprintf(tmp, "%02X ", data[i]);
return buf; return buf;
} }
@ -125,6 +126,7 @@ char *sprint_bin_break(const uint8_t *data, const size_t len, const uint8_t brea
int maxLen = ( len > 1024) ? 1024 : len; int maxLen = ( len > 1024) ? 1024 : len;
static char buf[1024]; static char buf[1024];
memset(buf, 0x00, 1024);
char *tmp = buf; char *tmp = buf;
for (size_t i=0; i < maxLen; ++i){ for (size_t i=0; i < maxLen; ++i){