forked from Mirrors/wine-wine
ntdll: Implement RtlIpv4StringToAddress(Ex)W.
Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=46149 Signed-off-by: Alex Henrie <alexhenrie24@gmail.com> Signed-off-by: Alexandre Julliard <julliard@winehq.org>stable
Alex Henrie
Alexandre Julliard
parent
c9f222e775
commit
e9ee0df5d2
145
dlls/ntdll/rtl.c
145
dlls/ntdll/rtl.c
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@ -884,13 +884,150 @@ void WINAPI RtlCopyLuidAndAttributesArray(
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for (i = 0; i < Count; i++) Dest[i] = Src[i];
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}
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static BOOL parse_ipv4_component(const WCHAR **str, BOOL strict, ULONG *value)
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{
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static const int hex_table[] = {
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-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, /* 0x00-0x0F */
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-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, /* 0x10-0x1F */
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-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, /* 0x20-0x2F */
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0, 1, 2, 3, 4, 5, 6, 7, 8, 9, -1, -1, -1, -1, -1, -1, /* 0x30-0x3F */
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-1, 10, 11, 12, 13, 14, 15, -1, -1, -1, -1, -1, -1, -1, -1, -1, /* 0x40-0x4F */
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-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, /* 0x50-0x5F */
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-1, 10, 11, 12, 13, 14, 15 /* 0x60-0x66 */
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};
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int base = 10, d;
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WCHAR c;
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ULONG cur_value, prev_value = 0;
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BOOL success = FALSE;
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if (**str == '.')
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{
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*str += 1;
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return FALSE;
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}
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if ((*str)[0] == '0')
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{
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if ((*str)[1] == 'x' || (*str)[1] == 'X')
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{
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*str += 2;
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if (strict) return FALSE;
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base = 16;
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}
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else if ((*str)[1] >= '0' && (*str)[1] <= '9')
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{
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*str += 1;
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if (strict) return FALSE;
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base = 8;
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}
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}
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for (cur_value = 0; **str; *str += 1)
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{
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c = **str;
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if (c >= ARRAY_SIZE(hex_table)) break;
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d = hex_table[c];
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if (d == -1 || d >= base) break;
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cur_value = cur_value * base + d;
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success = TRUE;
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if (cur_value < prev_value) return FALSE; /* overflow */
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prev_value = cur_value;
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}
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if (success) *value = cur_value;
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return success;
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}
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static NTSTATUS ipv4_string_to_address(const WCHAR *str, BOOL strict,
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const WCHAR **terminator, IN_ADDR *address, USHORT *port)
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{
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ULONG fields[4];
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int n = 0;
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for (;;)
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{
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if (!parse_ipv4_component(&str, strict, &fields[n]))
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goto error;
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n++;
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if (*str != '.')
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break;
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if (n == 4)
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goto error;
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str++;
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}
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if (strict && n < 4)
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goto error;
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switch (n)
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{
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case 4:
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if (fields[0] > 0xFF || fields[1] > 0xFF || fields[2] > 0xFF || fields[3] > 0xFF)
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goto error;
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address->S_un.S_un_b.s_b1 = fields[0];
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address->S_un.S_un_b.s_b2 = fields[1];
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address->S_un.S_un_b.s_b3 = fields[2];
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address->S_un.S_un_b.s_b4 = fields[3];
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break;
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case 3:
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if (fields[0] > 0xFF || fields[1] > 0xFF || fields[2] > 0xFFFF)
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goto error;
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address->S_un.S_un_b.s_b1 = fields[0];
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address->S_un.S_un_b.s_b2 = fields[1];
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address->S_un.S_un_b.s_b3 = (fields[2] & 0xFF00) >> 8;
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address->S_un.S_un_b.s_b4 = (fields[2] & 0x00FF);
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break;
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case 2:
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if (fields[0] > 0xFF || fields[1] > 0xFFFFFF)
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goto error;
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address->S_un.S_un_b.s_b1 = fields[0];
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address->S_un.S_un_b.s_b2 = (fields[1] & 0xFF0000) >> 16;
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address->S_un.S_un_b.s_b3 = (fields[1] & 0x00FF00) >> 8;
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address->S_un.S_un_b.s_b4 = (fields[1] & 0x0000FF);
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break;
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case 1:
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address->S_un.S_un_b.s_b1 = (fields[0] & 0xFF000000) >> 24;
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address->S_un.S_un_b.s_b2 = (fields[0] & 0x00FF0000) >> 16;
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address->S_un.S_un_b.s_b3 = (fields[0] & 0x0000FF00) >> 8;
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address->S_un.S_un_b.s_b4 = (fields[0] & 0x000000FF);
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break;
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default:
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goto error;
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}
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if (terminator) *terminator = str;
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if (*str == ':')
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{
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str++;
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if (!parse_ipv4_component(&str, FALSE, &fields[0]))
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goto error;
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if (!fields[0] || fields[0] > 0xFFFF || *str)
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goto error;
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if (port)
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{
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*port = htons(fields[0]);
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if (terminator) *terminator = str;
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}
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}
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if (!terminator && *str)
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return STATUS_INVALID_PARAMETER;
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return STATUS_SUCCESS;
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error:
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if (terminator) *terminator = str;
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return STATUS_INVALID_PARAMETER;
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}
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/***********************************************************************
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* RtlIpv4StringToAddressExW [NTDLL.@]
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*/
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NTSTATUS WINAPI RtlIpv4StringToAddressExW(const WCHAR *str, BOOLEAN strict, IN_ADDR *address, USHORT *port)
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{
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FIXME("(%s, %u, %p, %p): stub\n", debugstr_w(str), strict, address, port);
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return STATUS_NOT_IMPLEMENTED;
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TRACE("(%s, %u, %p, %p)\n", debugstr_w(str), strict, address, port);
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if (!str || !address || !port) return STATUS_INVALID_PARAMETER;
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return ipv4_string_to_address(str, strict, NULL, address, port);
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}
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/***********************************************************************
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@ -898,8 +1035,8 @@ NTSTATUS WINAPI RtlIpv4StringToAddressExW(const WCHAR *str, BOOLEAN strict, IN_A
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*/
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NTSTATUS WINAPI RtlIpv4StringToAddressW(const WCHAR *str, BOOLEAN strict, const WCHAR **terminator, IN_ADDR *address)
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{
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FIXME("(%s, %u, %p, %p): stub\n", debugstr_w(str), strict, terminator, address);
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return STATUS_NOT_IMPLEMENTED;
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TRACE("(%s, %u, %p, %p)\n", debugstr_w(str), strict, terminator, address);
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return ipv4_string_to_address(str, strict, terminator, address, NULL);
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}
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/***********************************************************************
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