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Use character ranges from strutils.

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This commit is contained in:
Matthias Einwag
2014-03-04 22:41:53 +01:00
parent e328d015f1
commit 0f88ee7d0c
1 changed files with 17 additions and 6 deletions
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23
lib/pure/net.nim
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@@ -55,6 +55,17 @@ proc IPv6_loopback*(): TIpAddress =
family: IpAddressFamily.IPv6,
address_v6: [0'u8,0'u8,0'u8,0'u8,0'u8,0'u8,0'u8,0'u8,0'u8,0'u8,0'u8,0'u8,0'u8,0'u8,0'u8,1'u8])
proc `==`*(lhs, rhs: TIpAddress): bool =
## Compares two IpAddresses for Equality. Returns two if the addresses are equal
if lhs.family != rhs.family: return false
if lhs.family == IpAddressFamily.IPv4:
for i in low(lhs.address_v4) .. high(lhs.address_v4):
if lhs.address_v4[i] != rhs.address_v4[i]: return false
else: # IPv6
for i in low(lhs.address_v6) .. high(lhs.address_v6):
if lhs.address_v6[i] != rhs.address_v6[i]: return false
return true
proc `$`*(address: TIpAddress): string =
## Converts an TIpAddress into the textual representation
result = ""
@@ -115,7 +126,7 @@ proc parseIPv4Address(address_str: string): TIpAddress =
result.family = IpAddressFamily.IPv4
for i in 0 .. high(address_str):
if address_str[i] in {'0'..'9'}: # Character is a number
if address_str[i] in strutils.Digits: # Character is a number
currentByte = currentByte * 10 + cast[uint16](ord(address_str[i]) - ord('0'))
if currentByte > 255'u16: raise new EInvalidValue
seperatorValid = true
@@ -175,8 +186,8 @@ proc parseIPv6Address(address_str: string): TIpAddress =
currentShort = 0
seperatorValid = false
break
elif c in {'0'..'9','a'..'f','A'..'F'}:
if c in {'0'..'9'}: # Normal digit
elif c in strutils.HexDigits:
if c in strutils.Digits: # Normal digit
currentShort = (currentShort shl 4) + cast[uint32](ord(c) - ord('0'))
elif c >= 'a' and c <= 'f': # Lower case hex
currentShort = (currentShort shl 4) + cast[uint32](ord(c) - ord('a')) + 10
@@ -197,7 +208,7 @@ proc parseIPv6Address(address_str: string): TIpAddress =
groupCount.inc()
else: # Must parse IPv4 address
for i,c in address_str[v4StartPos..high(address_str)]:
if c in {'0'..'9'}: # Character is a number
if c in strutils.Digits: # Character is a number
currentShort = currentShort * 10 + cast[uint32](ord(c) - ord('0'))
if currentShort > 255'u32: raise new EInvalidValue
seperatorValid = true
@@ -232,7 +243,7 @@ proc parseIPv6Address(address_str: string): TIpAddress =
proc parseIpAddress*(address_str: string): TIpAddress =
## Parses an IP address
## Throws EInvalidValue on error
## Raises EInvalidValue on error
if address_str == nil:
raise new EInvalidValue
if address_str.contains(':'):
@@ -282,4 +293,4 @@ proc setBlocking*(s: TSocket, blocking: bool) {.tags: [].} =
else:
var mode = if blocking: x and not O_NONBLOCK else: x or O_NONBLOCK
if fcntl(s, F_SETFL, mode) == -1:
osError(osLastError())
osError(osLastError())