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stricker checks for unprintable characters

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This commit is contained in:
iceman1001 2024-03-11 12:06:57 +01:00
commit d0b3b8d6b6
1 changed files with 8 additions and 7 deletions
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15
client/src/util.c
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@ -526,8 +526,8 @@ char *sprint_hex_ascii(const uint8_t *data, const size_t len) {
size_t pos = (max_len * 3) + 2;
while (i < max_len) {
char c = data[i];
tmp[pos + i] = ((c < 32) || (c == 127)) ? '.' : c;
unsigned char c = (unsigned char)data[i];
tmp[pos + i] = isprint(c) ? c : '.';
++i;
}
out:
@ -543,15 +543,15 @@ char *sprint_ascii_ex(const uint8_t *data, const size_t len, const size_t min_st
size_t i = 0;
while (i < max_len) {
char c = data[i];
tmp[i] = ((c < 32) || (c == 127)) ? '.' : c;
unsigned char c = (unsigned char)data[i];
tmp[i] = isprint(c) ? c : '.';
++i;
}
size_t m = min_str_len > i ? min_str_len : 0;
for (; i < m; ++i)
for (; i < m; ++i) {
tmp[i] = ' ';
}
return buf;
}
char *sprint_ascii(const uint8_t *data, const size_t len) {
@ -649,9 +649,10 @@ int hex_to_bytes(const char *hexValue, uint8_t *bytesValue, size_t maxBytesValue
indx++;
}
if (strlen(buf) > 0)
if (strlen(buf) > 0) {
//error when not completed hex bytes
return -3;
}
return bytesValueLen;
}