If bytes_to_str() is passed a zero length value, return an empty string

instead of asserting.  Fixes bug 560.

Fix up whitespace.

svn path=/trunk/; revision=16350
This commit is contained in:
Gerald Combs 2005-10-28 15:08:14 +00:00
parent c06e382fc2
commit be65a36fcf
1 changed files with 51 additions and 49 deletions

View File

@ -76,7 +76,7 @@ gchar *
bytestring_to_str(const guint8 *ad, guint32 len, char punct) {
gchar *buf;
gchar *p;
int i;
int i = (int) len - 1;
guint32 octet;
size_t buflen;
/* At least one version of Apple's C compiler/linker is buggy, causing
@ -89,22 +89,24 @@ bytestring_to_str(const guint8 *ad, guint32 len, char punct) {
{ '0', '1', '2', '3', '4', '5', '6', '7',
'8', '9', 'a', 'b', 'c', 'd', 'e', 'f' };
g_assert(len > 0);
if (punct)
buflen=len*3;
else
buflen=len*2 + 1;
if (buflen < 3 || i < 0) {
return "";
}
buf=ep_alloc(buflen);
p = &buf[buflen - 1];
*p = '\0';
i = len - 1;
for (;;) {
octet = ad[i];
*--p = hex_digits[octet&0xF];
octet >>= 4;
*--p = hex_digits[octet&0xF];
if (i == 0)
if (i <= 0)
break;
if (punct)
*--p = punct;
@ -116,8 +118,8 @@ bytestring_to_str(const guint8 *ad, guint32 len, char punct) {
/* Wrapper for the most common case of asking
* for a string using a colon as the hex-digit separator.
*/
/* XXX FIXME
remove this one later when every call has been converted to address_to_str()
/* XXX FIXME
remove this one later when every call has been converted to address_to_str()
*/
gchar *
ether_to_str(const guint8 *ad)
@ -125,7 +127,7 @@ ether_to_str(const guint8 *ad)
return bytestring_to_str(ad, 6, ':');
}
/*
/*
This function is very fast and this function is called a lot.
XXX update the address_to_str stuff to use this function.
*/
@ -138,42 +140,42 @@ ip_to_str(const guint8 *ad) {
return buf;
}
/*
/*
This function is very fast and this function is called a lot.
XXX update the address_to_str stuff to use this function.
*/
static const char * const fast_strings[] = {
"0", "1", "2", "3", "4", "5", "6", "7",
"8", "9", "10", "11", "12", "13", "14", "15",
"16", "17", "18", "19", "20", "21", "22", "23",
"24", "25", "26", "27", "28", "29", "30", "31",
"32", "33", "34", "35", "36", "37", "38", "39",
"40", "41", "42", "43", "44", "45", "46", "47",
"48", "49", "50", "51", "52", "53", "54", "55",
"56", "57", "58", "59", "60", "61", "62", "63",
"64", "65", "66", "67", "68", "69", "70", "71",
"72", "73", "74", "75", "76", "77", "78", "79",
"80", "81", "82", "83", "84", "85", "86", "87",
"88", "89", "90", "91", "92", "93", "94", "95",
"96", "97", "98", "99", "100", "101", "102", "103",
"104", "105", "106", "107", "108", "109", "110", "111",
"112", "113", "114", "115", "116", "117", "118", "119",
"120", "121", "122", "123", "124", "125", "126", "127",
"128", "129", "130", "131", "132", "133", "134", "135",
"136", "137", "138", "139", "140", "141", "142", "143",
"144", "145", "146", "147", "148", "149", "150", "151",
"152", "153", "154", "155", "156", "157", "158", "159",
"160", "161", "162", "163", "164", "165", "166", "167",
"168", "169", "170", "171", "172", "173", "174", "175",
"176", "177", "178", "179", "180", "181", "182", "183",
"184", "185", "186", "187", "188", "189", "190", "191",
"192", "193", "194", "195", "196", "197", "198", "199",
"200", "201", "202", "203", "204", "205", "206", "207",
"208", "209", "210", "211", "212", "213", "214", "215",
"216", "217", "218", "219", "220", "221", "222", "223",
"224", "225", "226", "227", "228", "229", "230", "231",
"232", "233", "234", "235", "236", "237", "238", "239",
"240", "241", "242", "243", "244", "245", "246", "247",
"0", "1", "2", "3", "4", "5", "6", "7",
"8", "9", "10", "11", "12", "13", "14", "15",
"16", "17", "18", "19", "20", "21", "22", "23",
"24", "25", "26", "27", "28", "29", "30", "31",
"32", "33", "34", "35", "36", "37", "38", "39",
"40", "41", "42", "43", "44", "45", "46", "47",
"48", "49", "50", "51", "52", "53", "54", "55",
"56", "57", "58", "59", "60", "61", "62", "63",
"64", "65", "66", "67", "68", "69", "70", "71",
"72", "73", "74", "75", "76", "77", "78", "79",
"80", "81", "82", "83", "84", "85", "86", "87",
"88", "89", "90", "91", "92", "93", "94", "95",
"96", "97", "98", "99", "100", "101", "102", "103",
"104", "105", "106", "107", "108", "109", "110", "111",
"112", "113", "114", "115", "116", "117", "118", "119",
"120", "121", "122", "123", "124", "125", "126", "127",
"128", "129", "130", "131", "132", "133", "134", "135",
"136", "137", "138", "139", "140", "141", "142", "143",
"144", "145", "146", "147", "148", "149", "150", "151",
"152", "153", "154", "155", "156", "157", "158", "159",
"160", "161", "162", "163", "164", "165", "166", "167",
"168", "169", "170", "171", "172", "173", "174", "175",
"176", "177", "178", "179", "180", "181", "182", "183",
"184", "185", "186", "187", "188", "189", "190", "191",
"192", "193", "194", "195", "196", "197", "198", "199",
"200", "201", "202", "203", "204", "205", "206", "207",
"208", "209", "210", "211", "212", "213", "214", "215",
"216", "217", "218", "219", "220", "221", "222", "223",
"224", "225", "226", "227", "228", "229", "230", "231",
"232", "233", "234", "235", "236", "237", "238", "239",
"240", "241", "242", "243", "244", "245", "246", "247",
"248", "249", "250", "251", "252", "253", "254", "255"
};
void
@ -212,8 +214,8 @@ ip_to_str_buf(const guint8 *ad, gchar *buf)
}
/* XXX FIXME
remove this one later when every call has been converted to address_to_str()
/* XXX FIXME
remove this one later when every call has been converted to address_to_str()
*/
gchar *
ip6_to_str(const struct e_in6_addr *ad) {
@ -593,8 +595,8 @@ rel_time_to_secs_str(nstime_t *rel_time)
}
/* XXX FIXME
remove this one later when every call has been converted to address_to_str()
/* XXX FIXME
remove this one later when every call has been converted to address_to_str()
*/
gchar *
fc_to_str(const guint8 *ad)
@ -622,8 +624,8 @@ fcwwn_to_str (const guint8 *ad)
gchar *ethstr;
if (ad == NULL) return NULL;
ethstr=ep_alloc(512);
ethstr=ep_alloc(512);
fmt = (ad[0] & 0xF0) >> 4;
@ -632,7 +634,7 @@ fcwwn_to_str (const guint8 *ad)
case FC_NH_NAA_IEEE:
case FC_NH_NAA_IEEE_E:
memcpy (oui, &ad[2], 6);
g_snprintf (ethstr, 512, "%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x (%s)", ad[0],
g_snprintf (ethstr, 512, "%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x (%s)", ad[0],
ad[1], ad[2], ad[3], ad[4], ad[5], ad[6], ad[7],
get_manuf_name (oui));
break;
@ -756,7 +758,7 @@ decode_numeric_bitfield(guint32 val, guint32 mask, int width,
that "col_set_addr()" need know nothing whatsoever about particular
address types */
/* convert an address struct into a printable string */
gchar*
gchar*
address_to_str(const address *addr)
{
gchar *str;
@ -873,7 +875,7 @@ gchar* guid_to_str_buf(const guint8 *guid, gchar *buf, int buf_len) {
guid[0], guid[1], guid[2], guid[3],
guid[4], guid[5],
guid[6], guid[7],
guid[8], guid[9],
guid[8], guid[9],
guid[10], guid[11], guid[12], guid[13], guid[14], guid[15]);
return buf;
}