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authorMaria Matejka <mq@ucw.cz>2019-02-25 23:28:36 +0100
committerMaria Matejka <mq@ucw.cz>2019-02-25 23:28:36 +0100
commit2915e711f77d68dff756babd19af8da1677c4549 (patch)
tree3fb2f8b5decbc9db40c5b9b00847dc49c0703f21 /conf
parent99911873a196975f5221aad89ae5eac42e1330e0 (diff)
Custom number parser to speed up config parsing
The glibc's generic parser is slow due to its versatility. Specialized parsers for base-10 and base-16 are much faster and we don't use other bases.
Diffstat (limited to 'conf')
-rw-r--r--conf/cf-lex.l14
1 files changed, 7 insertions, 7 deletions
diff --git a/conf/cf-lex.l b/conf/cf-lex.l
index 45327cd9..593df9d6 100644
--- a/conf/cf-lex.l
+++ b/conf/cf-lex.l
@@ -168,7 +168,7 @@ WHITE [ \t]
char *e;
errno = 0;
- l = strtoul(yytext, &e, 10);
+ l = bstrtoul(yytext, &e, 10);
if (e && (*e != ':') || (errno == ERANGE) || (l >> 32))
cf_error("ASN out of range");
@@ -186,7 +186,7 @@ WHITE [ \t]
}
errno = 0;
- l = strtoul(e+1, &e, 10);
+ l = bstrtoul(e+1, &e, 10);
if (e && *e || (errno == ERANGE) || (l >> len2))
cf_error("Number out of range");
cf_lval.i64 |= l;
@@ -213,13 +213,13 @@ WHITE [ \t]
}
errno = 0;
- l = strtoul(yytext+2, &e, 10);
+ l = bstrtoul(yytext+2, &e, 10);
if (e && (*e != ':') || (errno == ERANGE) || (l >> len1))
cf_error("ASN out of range");
cf_lval.i64 |= ((u64) l) << len2;
errno = 0;
- l = strtoul(e+1, &e, 10);
+ l = bstrtoul(e+1, &e, 10);
if (e && *e || (errno == ERANGE) || (l >> len2))
cf_error("Number out of range");
cf_lval.i64 |= l;
@@ -241,7 +241,7 @@ WHITE [ \t]
cf_lval.i64 |= ((u64) ip4_to_u32(ip4)) << 16;
errno = 0;
- l = strtoul(e, &e, 10);
+ l = bstrtoul(e, &e, 10);
if (e && *e || (errno == ERANGE) || (l >> 16))
cf_error("Number out of range");
cf_lval.i64 |= l;
@@ -265,7 +265,7 @@ WHITE [ \t]
char *e;
unsigned long int l;
errno = 0;
- l = strtoul(yytext+2, &e, 16);
+ l = bstrtoul(yytext+2, &e, 16);
if (e && *e || errno == ERANGE || (unsigned long int)(unsigned int) l != l)
cf_error("Number out of range");
cf_lval.i = l;
@@ -276,7 +276,7 @@ WHITE [ \t]
char *e;
unsigned long int l;
errno = 0;
- l = strtoul(yytext, &e, 10);
+ l = bstrtoul(yytext, &e, 10);
if (e && *e || errno == ERANGE || (unsigned long int)(unsigned int) l != l)
cf_error("Number out of range");
cf_lval.i = l;