X-Git-Url: https://git.m6w6.name/?p=m6w6%2Fext-psi;a=blobdiff_plain;f=src%2Fparser.h;h=1321f6cc8b4292948f2a793cba4f8184b9be33ea;hp=0ed55ca97391d8f7daa0ccd066a630a46740d96a;hb=70136a34090807976d66b361fbc8963c0c91f17e;hpb=be3ceffdd27422aae6ba44d31d868fb12d08957a

diff --git a/src/parser.h b/src/parser.h
index 0ed55ca..1321f6c 100644
--- a/src/parser.h
+++ b/src/parser.h
@@ -14,6 +14,10 @@
 
 typedef int token_t;
 
+/* in php_psi.h */
+size_t psi_t_alignment(token_t);
+size_t psi_t_size(token_t);
+
 typedef struct PSI_Token {
 	token_t type;
 	unsigned line;
@@ -25,13 +29,13 @@ typedef struct decl_type {
 	char *name;
 	token_t type;
 	struct decl_type *real;
+	struct decl_struct *strct;
 } decl_type;
 
 static inline decl_type *init_decl_type(token_t type, char *name) {
-	decl_type *t = malloc(sizeof(*t));
+	decl_type *t = calloc(1, sizeof(*t));
 	t->type = type;
 	t->name = strdup(name);
-	t->real = NULL;
 	return t;
 }
 
@@ -70,7 +74,7 @@ typedef struct decl_typedefs {
 	decl_typedef **list;
 } decl_typedefs;
 
-static decl_typedefs *add_decl_typedef(decl_typedefs *defs, decl_typedef *def) {
+static inline decl_typedefs *add_decl_typedef(decl_typedefs *defs, decl_typedef *def) {
 	if (!defs) {
 		defs = calloc(1, sizeof(*defs));
 	}
@@ -89,26 +93,18 @@ static void free_decl_typedefs(decl_typedefs *defs) {
 	free(defs);
 }
 
-typedef union impl_val {
-	char cval;
-	short sval;
-	int ival;
-	double dval;
-	zend_long lval;
-	zend_string *str;
-	void *ptr;
-} impl_val;
-
 typedef struct decl_var {
 	char *name;
 	unsigned pointer_level;
+	unsigned array_size;
 	struct decl_arg *arg;
 } decl_var;
 
-static inline decl_var *init_decl_var(char *name, unsigned pl) {
+static inline decl_var *init_decl_var(char *name, unsigned pl, unsigned as) {
 	decl_var *v = malloc(sizeof(*v));
 	v->name = (char *) strdup((const char *) name);
 	v->pointer_level = pl;
+	v->array_size = as;
 	return v;
 }
 
@@ -228,7 +224,9 @@ static inline decl* init_decl(decl_abi *abi, decl_arg *func, decl_args *args) {
 static inline void free_decl(decl *d) {
 	free_decl_abi(d->abi);
 	free_decl_arg(d->func);
-	free_decl_args(d->args);
+	if (d->args) {
+		free_decl_args(d->args);
+	}
 	free(d);
 }
 
@@ -256,6 +254,86 @@ static inline void free_decls(decls *decls) {
 	free(decls);
 }
 
+typedef struct decl_struct_layout {
+	size_t pos;
+	size_t len;
+} decl_struct_layout;
+
+typedef struct decl_struct {
+	char *name;
+	decl_args *args;
+	decl_struct_layout *layout;
+} decl_struct;
+
+static inline decl_struct *init_decl_struct(char *name, decl_args *args) {
+	decl_struct *s = calloc(1, sizeof(*s));
+	s->name = strdup(name);
+	s->args = args;
+	return s;
+}
+
+static inline void free_decl_struct(decl_struct *s) {
+	if (s->args) {
+		free_decl_args(s->args);
+	}
+	if (s->layout) {
+		free(s->layout);
+	}
+	free(s->name);
+	free(s);
+}
+
+static inline size_t decl_struct_size(decl_struct *s) {
+	size_t c = s->args->count - 1;
+	decl_type *type = real_decl_type(s->args->args[c]->type);
+	return s->layout[c].pos + psi_t_alignment(type->type);
+}
+
+typedef struct decl_structs {
+	size_t count;
+	decl_struct **list;
+} decl_structs;
+
+static inline decl_structs *add_decl_struct(decl_structs *ss, decl_struct *s) {
+	if (!ss) {
+		ss = calloc(1, sizeof(*ss));
+	}
+	ss->list = realloc(ss->list, ++ss->count * sizeof(*ss->list));
+	ss->list[ss->count-1] = s;
+	return ss;
+}
+
+static inline void free_decl_structs(decl_structs *ss) {
+	size_t i;
+
+	for (i = 0; i < ss->count; ++i) {
+		free_decl_struct(ss->list[i]);
+	}
+	free(ss->list);
+	free(ss);
+}
+
+typedef union impl_val {
+	unsigned char bval;
+	char cval;
+	short sval;
+	int ival;
+	float fval;
+	double dval;
+	zend_long lval;
+	zend_string *str;
+	void *ptr;
+} impl_val;
+
+static inline impl_val *deref_impl_val(unsigned level, impl_val *ret_val, decl_arg *darg) {
+	unsigned i;
+
+	for (i = level; i < darg->var->pointer_level && ret_val->ptr; ++i) {
+		ret_val = *(void **)ret_val;
+	}
+	return ret_val;
+}
+
 typedef struct impl_type {
 	char *name;
 	token_t type;
@@ -393,12 +471,14 @@ static inline void free_impl_func(impl_func *f) {
 typedef struct let_func {
 	token_t type;
 	char *name;
+	size_t size;
 } let_func;
 
-static inline let_func *init_let_func(token_t type, char *name) {
+static inline let_func *init_let_func(token_t type, char *name, size_t size) {
 	let_func *func = malloc(sizeof(*func));
 	func->type = type;
-	func->name = (char *) strdup((const char *) name);
+	func->name = strdup(name);
+	func->size = size;
 	return func;
 }
 
@@ -449,7 +529,9 @@ static inline let_stmt *init_let_stmt(decl_var *var, let_value *val) {
 
 static inline void free_let_stmt(let_stmt *stmt) {
 	free_decl_var(stmt->var);
-	free_let_value(stmt->val);
+	if (stmt->val) {
+		free_let_value(stmt->val);
+	}
 	free(stmt);
 }
 
@@ -616,6 +698,7 @@ static inline impl_stmts *add_impl_stmt(impl_stmts *stmts, impl_stmt *stmt) {
 		stmts->fre.list = add_impl_stmt_ex(stmts->fre.list, ++stmts->fre.count, stmt->s.fre);
 		break;
 	}
+	free(stmt);
 	return stmts;
 }
 
@@ -670,7 +753,7 @@ typedef struct impls {
 	impl **list;
 } impls;
 
-static impls *add_impl(impls *impls, impl *impl) {
+static inline impls *add_impl(impls *impls, impl *impl) {
 	if (!impls) {
 		impls = calloc(1, sizeof(*impls));
 	}
@@ -689,18 +772,82 @@ static void free_impls(impls *impls) {
 	free(impls);
 }
 
+typedef struct const_type {
+	token_t type;
+	char *name;
+} const_type;
+
+static inline const_type *init_const_type(token_t type, const char *name) {
+	const_type *ct = malloc(sizeof(*ct));
+	ct->type = type;
+	ct->name = strdup(name);
+	return ct;
+}
+
+static inline void free_const_type(const_type *type) {
+	free(type->name);
+	free(type);
+}
+
+typedef struct constant {
+	const_type *type;
+	char *name;
+	impl_def_val *val;
+} constant;
+
+static inline constant *init_constant(const_type *type, char *name, impl_def_val *val) {
+	constant *c = malloc(sizeof(*c));
+	c->type = type;
+	c->name = strdup(name);
+	c->val = val;
+	return c;
+}
+
+static inline void free_constant(constant *constant) {
+	free_const_type(constant->type);
+	free(constant->name);
+	free_impl_def_val(constant->val);
+	free(constant);
+}
+
+typedef struct constants {
+	size_t count;
+	constant **list;
+} constants;
+
+static inline constants *add_constant(constants *constants, constant *constant) {
+	if (!constants) {
+		constants = calloc(1, sizeof(*constants));
+	}
+	constants->list = realloc(constants->list, ++constants->count * sizeof(*constants->list));
+	constants->list[constants->count-1] = constant;
+	return constants;
+}
+
+static inline void free_constants(constants *c) {
+	size_t i;
+
+	for (i = 0; i < c->count; ++i) {
+		free_constant(c->list[i]);
+	}
+	free(c->list);
+	free(c);
+}
+
 #define PSI_ERROR 16
 #define PSI_WARNING 32
 typedef void (*psi_error_cb)(int type, const char *msg, ...);
 
-typedef struct PSI_Data {
 #define PSI_DATA_MEMBERS \
+	constants *consts; \
 	decl_typedefs *defs; \
+	decl_structs *structs; \
 	decls *decls; \
 	impls *impls; \
 	char *lib; \
 	char *fn; \
 	psi_error_cb error
+typedef struct PSI_Data {
 	PSI_DATA_MEMBERS;
 } PSI_Data;
 
@@ -710,9 +857,15 @@ static inline void PSI_DataExchange(PSI_Data *dest, PSI_Data *src) {
 }
 
 static inline void PSI_DataDtor(PSI_Data *data) {
+	if (data->consts) {
+		free_constants(data->consts);
+	}
 	if (data->defs) {
 		free_decl_typedefs(data->defs);
 	}
+	if (data->structs) {
+		free_decl_structs(data->structs);
+	}
 	if (data->decls) {
 		free_decls(data->decls);
 	}