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print detailed description of grammar of socket addresses instead

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of obscure names like 'v6addrportwild'; misc cleanup
This commit is contained in:
Andreas Gustafsson
2001-07-31 20:07:48 +00:00
parent b76883e1cc
commit ab54086529
1 changed files with 69 additions and 52 deletions
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121
lib/isccfg/parser.c
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@@ -15,7 +15,7 @@
* WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
/* $Id: parser.c,v 1.66 2001/07/26 21:27:51 gson Exp $ */
/* $Id: parser.c,v 1.67 2001/07/31 20:07:48 gson Exp $ */
#include <config.h>
@@ -1556,11 +1556,16 @@ parse_uint32(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **ret) {
return (result);
}
static void
print_cstr(cfg_printer_t *pctx, const char *s) {
print(pctx, s, strlen(s));
}
static void
print_uint(cfg_printer_t *pctx, unsigned int u) {
char buf[32];
snprintf(buf, sizeof(buf), "%u", u);
print(pctx, buf, strlen(buf));
print_cstr(pctx, buf);
}
static void
@@ -1642,7 +1647,7 @@ static void
print_uint64(cfg_printer_t *pctx, cfg_obj_t *obj) {
char buf[32];
sprintf(buf, "%" ISC_PRINT_QUADFORMAT "u", obj->value.uint64);
print(pctx, buf, strlen(buf));
print_cstr(pctx, buf);
}
static cfg_type_t cfg_type_uint64 = {
@@ -1733,7 +1738,7 @@ parse_optional_keyvalue(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **
static void
print_keyvalue(cfg_printer_t *pctx, cfg_obj_t *obj) {
const keyword_type_t *kw = obj->type->of;
print(pctx, kw->name, strlen(kw->name));
print_cstr(pctx, kw->name);
print(pctx, " ", 1);
kw->type->print(pctx, obj);
}
@@ -2498,8 +2503,7 @@ print_mapbody(cfg_printer_t *pctx, cfg_obj_t *obj) {
elt != NULL;
elt = ISC_LIST_NEXT(elt, link)) {
print_indent(pctx);
print(pctx, clause->name,
strlen(clause->name));
print_cstr(pctx, clause->name);
print(pctx, " ", 1);
print_obj(pctx, elt->obj);
print(pctx, ";\n", 2);
@@ -2507,8 +2511,7 @@ print_mapbody(cfg_printer_t *pctx, cfg_obj_t *obj) {
} else {
/* Single-valued. */
print_indent(pctx);
print(pctx, clause->name,
strlen(clause->name));
print_cstr(pctx, clause->name);
print(pctx, " ", 1);
print_obj(pctx, obj);
print(pctx, ";\n", 2);
@@ -3110,37 +3113,10 @@ parse_sockaddrsub(cfg_parser_t *pctx, const cfg_type_t *type,
return (result);
}
static isc_result_t
parse_sockaddr4wild(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **ret) {
UNUSED(type);
return (parse_sockaddrsub(pctx, &cfg_type_sockaddr4wild,
WILDOK|V4OK, ret));
}
static isc_result_t
parse_sockaddr6wild(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **ret) {
UNUSED(type);
return (parse_sockaddrsub(pctx, &cfg_type_sockaddr6wild,
WILDOK|V6OK, ret));
}
static isc_result_t
parse_sockaddr(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **ret) {
UNUSED(type);
return (parse_sockaddrsub(pctx, &cfg_type_sockaddr,
V4OK|V6OK, ret));
}
/*
* The socket address syntax in the "controls" statement is silly.
* It allows both socket address families, but also allows "*",
* whis is gratuitously interpreted as the IPv4 wildcard address.
*/
static isc_result_t
parse_controls_sockaddr(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **ret) {
UNUSED(type);
return (parse_sockaddrsub(pctx, &cfg_type_sockaddr,
V4OK|V6OK|WILDOK, ret));
const unsigned int *flagp = type->of;
return (parse_sockaddrsub(pctx, &cfg_type_sockaddr4wild, *flagp, ret));
}
static void
@@ -3151,7 +3127,7 @@ print_sockaddr(cfg_printer_t *pctx, cfg_obj_t *obj) {
isc_netaddr_fromsockaddr(&netaddr, &obj->value.sockaddr);
isc_netaddr_format(&netaddr, buf, sizeof(buf));
print(pctx, buf, strlen(buf));
print_cstr(pctx, buf);
port = isc_sockaddr_getport(&obj->value.sockaddr);
if (port != 0) {
print(pctx, " port ", 6);
@@ -3172,20 +3148,33 @@ cfg_obj_assockaddr(cfg_obj_t *obj) {
}
/* An IPv4/IPv6 address with optional port, "*" accepted as wildcard. */
static unsigned int sockaddr4wild_flags = WILDOK|V4OK;
static cfg_type_t cfg_type_sockaddr4wild = {
"sockaddr4wild", parse_sockaddr4wild, print_sockaddr,
&cfg_rep_sockaddr, NULL
"sockaddr4wild", parse_sockaddr, print_sockaddr,
&cfg_rep_sockaddr, &sockaddr4wild_flags
};
static unsigned int sockaddr6wild_flags = WILDOK|V6OK;
static cfg_type_t cfg_type_sockaddr6wild = {
"v6addrportwild", parse_sockaddr6wild, print_sockaddr,
&cfg_rep_sockaddr, NULL
"v6addrportwild", parse_sockaddr, print_sockaddr,
&cfg_rep_sockaddr, &sockaddr6wild_flags
};
static unsigned int sockaddr_flags = V4OK|V6OK;
static cfg_type_t cfg_type_sockaddr = {
"sockaddr", parse_sockaddr, print_sockaddr,
&cfg_rep_sockaddr, NULL };
&cfg_rep_sockaddr, &sockaddr_flags
};
/*
* The socket address syntax in the "controls" statement is silly.
* It allows both socket address families, but also allows "*",
* whis is gratuitously interpreted as the IPv4 wildcard address.
*/
static unsigned int controls_sockaddr_flags = V4OK|V6OK|WILDOK;
static cfg_type_t cfg_type_controls_sockaddr = {
"controls_sockaddr", parse_controls_sockaddr, print_sockaddr,
&cfg_rep_sockaddr, NULL };
"controls_sockaddr", parse_sockaddr, print_sockaddr,
&cfg_rep_sockaddr, &controls_sockaddr_flags };
/*
@@ -3778,7 +3767,7 @@ print_clause_flags(cfg_printer_t *pctx, unsigned int flags) {
print(pctx, " // ", 4);
else
print(pctx, ", ", 2);
print(pctx, p->text, strlen(p->text));
print_cstr(pctx, p->text);
first = ISC_FALSE;
}
}
@@ -3794,7 +3783,7 @@ print_grammar(cfg_printer_t *pctx, const cfg_type_t *type) {
for (clause = *clauseset;
clause->name != NULL;
clause++) {
print(pctx, clause->name, strlen(clause->name));
print_cstr(pctx, clause->name);
print(pctx, " ", 1);
print_grammar(pctx, clause->type);
print(pctx, ";", 1);
@@ -3813,7 +3802,7 @@ print_grammar(cfg_printer_t *pctx, const cfg_type_t *type) {
clause->name != NULL;
clause++) {
print_indent(pctx);
print(pctx, clause->name, strlen(clause->name));
print_cstr(pctx, clause->name);
if (clause->type->print != print_void)
print(pctx, " ", 1);
print_grammar(pctx, clause->type);
@@ -3838,7 +3827,7 @@ print_grammar(cfg_printer_t *pctx, const cfg_type_t *type) {
const char * const *p;
print(pctx, "( ", 2);
for (p = type->of; *p != NULL; p++) {
print(pctx, *p, strlen(*p));
print_cstr(pctx, *p);
if (p[1] != NULL)
print(pctx, " | ", 3);
}
@@ -3849,21 +3838,49 @@ print_grammar(cfg_printer_t *pctx, const cfg_type_t *type) {
print(pctx, "; ... }", 7);
} else if (type->parse == parse_keyvalue) {
const keyword_type_t *kw = type->of;
print(pctx, kw->name, strlen(kw->name));
print_cstr(pctx, kw->name);
print(pctx, " ", 1);
print_grammar(pctx, kw->type);
} else if (type->parse == parse_optional_keyvalue) {
const keyword_type_t *kw = type->of;
print(pctx, "[ ", 2);
print(pctx, kw->name, strlen(kw->name));
print_cstr(pctx, kw->name);
print(pctx, " ", 1);
print_grammar(pctx, kw->type);
print(pctx, " ]", 2);
} else if (type->parse == parse_sockaddr) {
const unsigned int *flagp = type->of;
int n = 0;
print(pctx, "( ", 2);
if (*flagp & V4OK) {
if (n != 0)
print(pctx, " | ", 3);
print_cstr(pctx, "<ipv4_address>");
n++;
}
if (*flagp & V6OK) {
if (n != 0)
print(pctx, " | ", 3);
print_cstr(pctx, "<ipv6_address>");
n++;
}
if (*flagp & WILDOK) {
if (n != 0)
print(pctx, " | ", 3);
print(pctx, "*", 1);
n++;
}
print(pctx, " ) ", 3);
if (*flagp & WILDOK) {
print_cstr(pctx, "[ port ( <integer> | * ) ]");
} else {
print_cstr(pctx, "[ port <integer> ]");
}
} else if (type->print == print_void) {
/* Print nothing. */
} else {
print(pctx, "<", 1);
print(pctx, type->name, strlen(type->name));
print_cstr(pctx, type->name);
print(pctx, ">", 1);
}
}