diff options
Diffstat (limited to 'conf/cf-lex.l')
| -rw-r--r-- | conf/cf-lex.l | 39 |
1 files changed, 28 insertions, 11 deletions
diff --git a/conf/cf-lex.l b/conf/cf-lex.l index 8e1f60a6..fb3d59e4 100644 --- a/conf/cf-lex.l +++ b/conf/cf-lex.l @@ -124,39 +124,56 @@ include ^{WHITE}*include{WHITE}*\".*\"{WHITE}*; } [02]:{DIGIT}+:{DIGIT}+ { + unsigned long int l, len1, len2; char *e; - unsigned long int l; if (yytext[0] == '0') + { cf_lval.i64 = 0; + len1 = 16; + len2 = 32; + } else - cf_lval.i64 = 0x2000000000000ULL; + { + cf_lval.i64 = 2ULL << 48; + len1 = 32; + len2 = 16; + } errno = 0; l = strtoul(yytext+2, &e, 10); - if (e && (*e != ':') || errno == ERANGE || (yytext[0] == '0') && (l >= (1<<16))) + if (e && (*e != ':') || (errno == ERANGE) || (l >> len1)) cf_error("ASN out of range"); - cf_lval.i64 |= (((u64) l) << 32); + cf_lval.i64 |= ((u64) l) << len2; + errno = 0; l = strtoul(e+1, &e, 10); - if (e && *e || errno == ERANGE || (yytext[0] == '2') && (l >= (1<<16))) - cf_error("Assigned number out of range"); + if (e && *e || (errno == ERANGE) || (l >> len2)) + cf_error("Number out of range"); cf_lval.i64 |= l; + return VPN_RD; } 1:{DIGIT}+\.{DIGIT}+\.{DIGIT}+\.{DIGIT}+:{DIGIT}+ { unsigned long int l; - char *e = strchr(yytext+2, ':'); - *e++ = '\0'; ip4_addr ip4; + char *e; + + cf_lval.i64 = 1ULL << 48; + + e = strchr(yytext+2, ':'); + *e++ = '\0'; if (!ip4_pton(yytext+2, &ip4)) cf_error("Invalid IPv4 address %s in Route Distinguisher", yytext+2); + cf_lval.i64 |= ((u64) ip4_to_u32(ip4)) << 16; + errno = 0; l = strtoul(e, &e, 10); - if (e && *e || errno == ERANGE || (l >= (1<<16))) - cf_error("Assigned number out of range"); - cf_lval.i64 = (1ULL<<48) | (((u64)ip4_to_u32(ip4)) << 16) | ((u64)l); + if (e && *e || (errno == ERANGE) || (l >> 16)) + cf_error("Number out of range"); + cf_lval.i64 |= l; + return VPN_RD; } |