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Showing content from http://www.ncbi.nlm.nih.gov/IEB/ToolBox/CPP_DOC/doxyhtml/ncbi__iprange_8c_source.html below:

NCBI C++ ToolKit: src/connect/ncbi_iprange.c Source File

47  unsigned int a

,

b

,

ip

;

49  switch

(range->

type

) {

53  return

!memcmp(&range->

a

,

addr

,

sizeof

(range->

a

));

63  return a

<=

ip

&&

ip

<=

b

;

76  return

!((

ip

&

b

) ^

a

);

99

memset(&retval, 0,

sizeof

(retval));

108

retval.

a

= range->

a

;

115

retval.

a

= range->

a

;

116

retval.

b

= range->

b

;

126

retval.

a

= range->

a

;

127

retval.

b

=

a

| ~range->

b

;

138 static size_t x_size

(

const char

* dst,

size_t len

,

const char

* ptr)

140  return len

> (size_t)(ptr - dst) ?

len

- (size_t)(ptr - dst) : 0;

163  switch

(range->

type

) {

166

memcpy(s,

"Host"

, 4);

172

memcpy(s,

"Range"

, 5);

177

memcpy(s,

"Network"

, 7);

188  assert

(memcmp(&temp, range,

sizeof

(temp)) == 0);

193

sprintf(s,

"/%u"

, temp.

b

);

195  assert

(memcmp(&temp.

a

, &range->

a

,

sizeof

(temp.

a

)) == 0);

210

strcpy(

result

,

"None"

);

218  unsigned int addr

, temp;

225  if

(!range || !

str

)

229

memset(range, 0,

sizeof

(*range));

242  if

(*p++ ==

'/'

&& !

isspace

((

unsigned char

)(*p))) {

244

d = strtol(p, &e, 10);

245  if

(!errno && p != e && !*e && d > 0) {

247  if

(ipv4 && d <= 32) {

254

temp = (

unsigned int

)(~0UL << (32 - d));

259

&& (

size_t

) d <= (

sizeof

(range->

a

.

octet

) << 3)) {

260  if

(!d || (

size_t

) d == (

sizeof

(range->

a

.

octet

) << 3)) {

267

range->

b

= (

unsigned int

) d;

269

d = (long)(

sizeof

(range->

a

.

octet

) << 3) - d;

271  for

(

n

=

sizeof

(range->

a

.

octet

);

n

> 0; --

n

) {

273  if

(range->

a

.

octet

[

n

- 1] & ~0)

277  if

(range->

a

.

octet

[

n

- 1] & ~(~0 << d))

304

d = strtol(p, &e, 10);

305  if

(errno || p == e || e - p > 3 || d < 0 || 255 < d

306

|| sprintf(s,

"%u"

, (

unsigned int

) d) != (

int

)(e - p)) {

310

}

else if

(!*++p && dots) {

311

temp = (

unsigned int

)((4 - dots) << 3);

319  switch

(range->

type

) {

324  addr

<<= (3 - dots) << 3;

336

}

else if

(++dots <= 3) {

351  return

!(temp & (temp + 1)) &&

addr

&& !(

addr

& temp);

355

temp = dots > 0 ?

addr

: 0;

356

temp &= (

unsigned int

)(~((1UL << ((4 - dots) << 3)) - 1));

357

temp |= (

unsigned int

) (d << ((3 - dots) << 3));

358

temp |= (

unsigned int

) ((1U << ((3 - dots) << 3)) - 1);

376

temp = (

unsigned int

)(~0UL << (32 - d));

std::ofstream out("events_result.xml")

main entry point for tests

static const char * str(char *buf, int n)

int SOCK_isipEx(const char *host, int fullquad)

Check whether a given string represents a valid bare IPv4 address.

unsigned int SOCK_HostToNetLong(unsigned int value)

See man for the BSDisms, htonl() and htons().

#define SOCK_NetToHostLong

unsigned int SOCK_gethostbyname(const char *hostname)

Same as SOCK_gethostbynameEx(,<current API data logging>)

int SOCK_ntoa(unsigned int addr, char *buf, size_t bufsize)

Convert IP address to a string in dotted notation.

int SOCK_isip(const char *host)

Equivalent of SOCK_isip(host, 0)

unsigned int

A callback function used to compare two keys in a database.

char * strncpy0(char *s1, const char *s2, size_t n)

Copy not more than "n" characters from string "s2" into "s1", and return the result,...

SIPRange NcbiTrueIPRange(const SIPRange *range)

int NcbiIsInIPRange(const SIPRange *range, const TNCBI_IPv6Addr *addr)

const char * NcbiDumpIPRange(const SIPRange *range, char *buf, size_t bufsize)

static size_t x_size(const char *dst, size_t len, const char *ptr)

int NcbiParseIPRange(SIPRange *range, const char *str)

Acceptable forms (netmasked IPv4s may omit trailing .0s before '/'): 4 quad full IP: 123....

int NcbiIsEmptyIPv6(const TNCBI_IPv6Addr *addr)

Return non-zero if the address is empty (either as NULL or IPv6 or IPv4); return zero otherwise.

const char * NcbiDNSIPToAddr(TNCBI_IPv6Addr *addr, const char *str, size_t len)

Convert into an IPv6 address, the first "len" (or "strlen(str)" if "len" is 0) bytes of "str",...

unsigned int NcbiIPv6ToIPv4(const TNCBI_IPv6Addr *addr, size_t pfxlen)

Extract and return a network byte order IPv4 embedded address from an IPv6 address,...

TNCBI_IPv6Addr * NcbiIPv4ToIPv6(TNCBI_IPv6Addr *addr, unsigned int ipv4, size_t pfxlen)

Embed a passed network byte order IPv4 address into an IPv6 address using the specified prefix length...

char * NcbiIPv6ToString(char *buf, size_t bufsize, const TNCBI_IPv6Addr *addr)

Convert an IPv6 address into a hex colon-separated text form and store the result in the "buf" of siz...

int NcbiIsIPv4(const TNCBI_IPv6Addr *addr)

Return non-zero(true) if the address is a true IPv4 address (a mapped IPv4 address),...

const char * NcbiStringToIPv4(unsigned int *addr, const char *str, size_t len)

Convert into a network byte order IPv4 address, the first "len" (or "strlen(str)" if "len" is 0) byte...

int NcbiIsInIPv6Network(const TNCBI_IPv6Addr *base, unsigned int bits, const TNCBI_IPv6Addr *addr)

Return non-zero(true) if "addr" belongs to the network specified as CIDR "base/bits"; return a zero(f...

const char * NcbiIPToAddr(TNCBI_IPv6Addr *addr, const char *str, size_t len)

Convert into an IPv6 address, the first "len" (or "strlen(str)" if "len" is 0) bytes of "str" from ei...

static PCRE2_SIZE bufsize


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