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Filter: types have their own enum.

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Maria Matejka 2018-07-03 11:42:58 +02:00 committed by Jan Maria Matejka
parent ef74e5508a
commit 8b0a793042
4 changed files with 59 additions and 56 deletions
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2
conf/conf.h
View File

@ -105,7 +105,7 @@ extern int (*cf_read_hook)(byte *buf, uint max, int fd);
struct symbol {
struct symbol *next;
struct sym_scope *scope;
int class;
uint class;
int aux;
void *aux2;
void *def;

2
filter/filter.c
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@ -1103,7 +1103,7 @@ interpret(struct f_inst *what)
{
struct ea_list *l = lp_alloc(f_pool, sizeof(struct ea_list) + sizeof(eattr));
u16 code = what->a2.i;
int f_type = what->aux >> 8;
enum f_type f_type = what->aux >> 8;
l->next = NULL;
l->flags = EALF_SORTED;

109
filter/filter.h
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@ -83,6 +83,57 @@ FI__LIST
const char *f_instruction_name(enum f_instruction_code fi);
enum f_type {
/* Type numbers must be in 0..0xff range */
T_MASK = 0xff,
/* Internal types */
/* Do not use type of zero, that way we'll see errors easier. */
T_VOID = 1,
/* User visible types, which fit in int */
T_INT = 0x10,
T_BOOL = 0x11,
T_PAIR = 0x12, /* Notice that pair is stored as integer: first << 16 | second */
T_QUAD = 0x13,
/* Put enumerational types in 0x30..0x3f range */
T_ENUM_LO = 0x30,
T_ENUM_HI = 0x3f,
T_ENUM_RTS = 0x30,
T_ENUM_BGP_ORIGIN = 0x31,
T_ENUM_SCOPE = 0x32,
T_ENUM_RTC = 0x33,
T_ENUM_RTD = 0x34,
T_ENUM_ROA = 0x35,
T_ENUM_NETTYPE = 0x36,
T_ENUM_RA_PREFERENCE = 0x37,
/* new enums go here */
T_ENUM_EMPTY = 0x3f, /* Special hack for atomic_aggr */
#define T_ENUM T_ENUM_LO ... T_ENUM_HI
/* Bigger ones */
T_IP = 0x20,
T_NET = 0x21,
T_STRING = 0x22,
T_PATH_MASK = 0x23, /* mask for BGP path */
T_PATH = 0x24, /* BGP path */
T_CLIST = 0x25, /* Community list */
T_EC = 0x26, /* Extended community value, u64 */
T_ECLIST = 0x27, /* Extended community list */
T_LC = 0x28, /* Large community value, lcomm */
T_LCLIST = 0x29, /* Large community list */
T_RD = 0x2a, /* Route distinguisher for VPN addresses */
T_RETURN = 0x40,
T_SET = 0x80,
T_PREFIX_SET = 0x81,
};
struct f_inst { /* Instruction */
struct f_inst *next; /* Structure is 16 bytes, anyway */
enum f_instruction_code fi_code;
@ -117,7 +168,7 @@ struct f_prefix {
};
struct f_val {
int type; /* T_* */
enum f_type type; /* T_* */
union {
uint i;
u64 ec;
@ -134,12 +185,12 @@ struct f_val {
struct f_dynamic_attr {
int type;
int f_type;
enum f_type f_type;
int ea_code;
};
struct f_static_attr {
int f_type;
enum f_type f_type;
int sa_code;
int readonly;
};
@ -152,9 +203,9 @@ struct filter {
struct f_inst *f_new_inst(enum f_instruction_code fi_code);
struct f_inst *f_new_inst_da(enum f_instruction_code fi_code, struct f_dynamic_attr da);
struct f_inst *f_new_inst_sa(enum f_instruction_code fi_code, struct f_static_attr sa);
static inline struct f_dynamic_attr f_new_dynamic_attr(int type, int f_type, int code) /* Type as core knows it, type as filters know it, and code of dynamic attribute */
static inline struct f_dynamic_attr f_new_dynamic_attr(int type, enum f_type f_type, int code) /* Type as core knows it, type as filters know it, and code of dynamic attribute */
{ return (struct f_dynamic_attr) { .type = type, .f_type = f_type, .ea_code = code }; } /* f_type currently unused; will be handy for static type checking */
static inline struct f_static_attr f_new_static_attr(int f_type, int code, int readonly)
static inline struct f_static_attr f_new_static_attr(enum f_type f_type, int code, int readonly)
{ return (struct f_static_attr) { .f_type = f_type, .sa_code = code, .readonly = readonly }; }
struct f_tree *f_new_tree(void);
struct f_inst *f_generate_complex(int operation, int operation_aux, struct f_dynamic_attr da, struct f_inst *argument);
@ -202,54 +253,6 @@ void val_format(struct f_val v, buffer *buf);
#define FILTER_REJECT ((void *) 1)
#define FILTER_UNDEF ((void *) 2) /* Used in BGP */
/* Type numbers must be in 0..0xff range */
#define T_MASK 0xff
/* Internal types */
/* Do not use type of zero, that way we'll see errors easier. */
#define T_VOID 1
/* User visible types, which fit in int */
#define T_INT 0x10
#define T_BOOL 0x11
#define T_PAIR 0x12 /* Notice that pair is stored as integer: first << 16 | second */
#define T_QUAD 0x13
/* Put enumerational types in 0x30..0x3f range */
#define T_ENUM_LO 0x30
#define T_ENUM_HI 0x3f
#define T_ENUM_RTS 0x30
#define T_ENUM_BGP_ORIGIN 0x31
#define T_ENUM_SCOPE 0x32
#define T_ENUM_RTC 0x33
#define T_ENUM_RTD 0x34
#define T_ENUM_ROA 0x35
#define T_ENUM_NETTYPE 0x36
#define T_ENUM_RA_PREFERENCE 0x37
/* new enums go here */
#define T_ENUM_EMPTY 0x3f /* Special hack for atomic_aggr */
#define T_ENUM T_ENUM_LO ... T_ENUM_HI
/* Bigger ones */
#define T_IP 0x20
#define T_NET 0x21
#define T_STRING 0x22
#define T_PATH_MASK 0x23 /* mask for BGP path */
#define T_PATH 0x24 /* BGP path */
#define T_CLIST 0x25 /* Community list */
#define T_EC 0x26 /* Extended community value, u64 */
#define T_ECLIST 0x27 /* Extended community list */
#define T_LC 0x28 /* Large community value, lcomm */
#define T_LCLIST 0x29 /* Large community list */
#define T_RD 0x2a /* Route distinguisher for VPN addresses */
#define T_RETURN 0x40
#define T_SET 0x80
#define T_PREFIX_SET 0x81
#define SA_FROM 1
#define SA_GW 2

2
nest/cmds.h
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@ -7,7 +7,7 @@
*/
struct sym_show_data {
int type; /* Symbols type to show */
uint type; /* Symbols type to show */
struct symbol *sym;
};