- #ifdef HAVE_CONFIG_H
+#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include "php_psi_macros.h"
#include "php_psi_redirs.h"
+#include "parser.h"
#include "calc.h"
#include "marshal.h"
#include "engine.h"
} else if (!strchr(ptr, '/')) {
len = snprintf(lib, MAXPATHLEN, "lib%s.%s", ptr, PHP_PSI_SHLIB_SUFFIX);
if (MAXPATHLEN == len) {
- data->error(NULL, PSI_WARNING, "Library name too long: '%s'", ptr);
+ data->error(data, NULL, PSI_WARNING, "Library name too long: '%s'", ptr);
}
lib[len] = 0;
ptr = lib;
}
if (!(*dlopened = dlopen(ptr, RTLD_LAZY|RTLD_LOCAL))) {
- data->error(NULL, PSI_WARNING, "Could not open library '%s': %s.",
+ data->error(data, NULL, PSI_WARNING, "Could not open library '%s': %s.",
data->psi.file.ln, dlerror());
return 0;
}
size_t i;
struct psi_std_type *stdtyp;
- if (type->real) {
+ if (type->real.def) {
return 1;
}
- for (i = 0; i < defs->count; ++i) {
- decl_typedef *def = defs->list[i];
+ if (defs) for (i = 0; i < defs->count; ++i) {
+ decl_arg *def = defs->list[i];
- if (def->type->type != type->type && !strcmp(def->alias, type->name)) {
- type->real = def->type;
+ if (def->type->type != type->type && !strcmp(def->var->name, type->name)) {
+ type->real.def = def;
return 1;
}
}
static inline int locate_decl_type_struct(decl_structs *structs, decl_type *type) {
size_t i;
- if (type->strct) {
+ if (type->real.strct) {
return 1;
}
- for (i = 0; i < structs->count; ++i) {
+ if (structs) for (i = 0; i < structs->count; ++i) {
if (!strcmp(structs->list[i]->name, type->name)) {
- type->strct = structs->list[i];
+ type->real.strct = structs->list[i];
+ return 1;
+ }
+ }
+ return 0;
+}
+
+static inline int locate_decl_type_union(decl_unions *unions, decl_type *type) {
+ size_t i;
+
+ if (type->real.unn) {
+ return 1;
+ }
+ if (unions) for (i = 0; i < unions->count; ++i) {
+ if (!strcmp(unions->list[i]->name, type->name)) {
+ type->real.unn = unions->list[i];
return 1;
}
}
static inline int locate_decl_type_enum(decl_enums *enums, decl_type *type) {
size_t i;
- if (type->enm) {
+ if (type->real.enm) {
return 1;
}
- for (i = 0; i < enums->count; ++i) {
+ if (enums) for (i = 0; i < enums->count; ++i) {
if (!strcmp(enums->list[i]->name, type->name)) {
- type->enm = enums->list[i];
+ type->real.enm = enums->list[i];
return 1;
}
}
return 0;
}
-static inline int validate_decl_type(PSI_Data *data, decl_type *type) {
- switch (type->type) {
- case PSI_T_CHAR:
- case PSI_T_SHORT:
- case PSI_T_INT:
- case PSI_T_LONG:
- case PSI_T_NAME:
- if (!data->defs || !locate_decl_type_alias(data->defs, type)) {
+static inline int locate_decl_type_decl(decls *decls, decl_type *type) {
+ size_t i;
+
+ if (type->real.func) {
+ return 1;
+ }
+ if (decls) for (i = 0; i < decls->count; ++i) {
+ if (!strcmp(decls->list[i]->func->var->name, type->name)) {
+ type->real.func = decls->list[i];
+ return 1;
+ }
+ }
+
+ return 0;
+}
+
+static inline int validate_decl_nodl(PSI_Data *data, decl *decl);
+static inline int validate_decl_struct(PSI_Data *data, decl_struct *s);
+static inline int validate_decl_union(PSI_Data *data, decl_union *u);
+static inline int validate_decl_enum(PSI_Data *data, decl_enum *e);
+
+static inline int validate_decl_type(PSI_Data *data, decl_type *type, decl_arg *def) {
+ if (weak_decl_type(type)) {
+ if (!locate_decl_type_alias(data->defs, type)) {
return 0;
}
- if (type->real) {
- return validate_decl_type(data, type->real);
+ if (type->real.def) {
+ return validate_decl_type(data, type->real.def->type, type->real.def);
}
return 1;
+ }
+
+ switch (type->type) {
case PSI_T_STRUCT:
- if (!data->structs || !locate_decl_type_struct(data->structs, type)) {
+ if (!locate_decl_type_struct(data->structs, type)) {
+ return 0;
+ }
+ break;
+ case PSI_T_UNION:
+ if (!locate_decl_type_union(data->unions, type)) {
return 0;
}
break;
case PSI_T_ENUM:
- if (!data->enums || !locate_decl_type_enum(data->enums, type)) {
+ if (!locate_decl_type_enum(data->enums, type)) {
+ return 0;
+ }
+ break;
+ case PSI_T_FUNCTION:
+ if (!locate_decl_type_decl(data->decls, type)) {
return 0;
}
+ if (!validate_decl_nodl(data, type->real.func)) {
+ return 0;
+ }
+ break;
}
return 1;
}
-static inline int validate_decl_typedef(PSI_Data *data, decl_typedef *def) {
- if (!validate_decl_type(data, def->type)) {
- data->error(def->token, PSI_WARNING,
+static inline int validate_decl_typedef(PSI_Data *data, decl_arg *def) {
+ if (!validate_decl_type(data, def->type, def)) {
+ const char *pre;
+
+ switch (def->type->type) {
+ case PSI_T_STRUCT: pre = "struct "; break;
+ case PSI_T_UNION: pre = "union "; break;
+ case PSI_T_ENUM: pre = "enum "; break;
+ default: pre = ""; break;
+ }
+ data->error(data, def->token, PSI_WARNING,
"Type '%s' cannot be aliased to %s'%s'",
- def->type->name, def->type->type == PSI_T_STRUCT?"struct ":"",def->alias);
+ def->var->name, pre, def->type->name);
return 0;
}
- /* FIXME: check def->alias */
+ if (def->type->type == PSI_T_VOID) {
+ if (def->var->pointer_level) {
+ def->type->type = PSI_T_POINTER;
+ } else {
+ data->error(data, def->token, PSI_WARNING,
+ "Type '%s' cannot be aliased to 'void'",
+ def->type->name);
+ return 0;
+ }
+ }
return 1;
}
}
static inline int validate_decl_arg(PSI_Data *data, decl_arg *arg) {
- if (!validate_decl_type(data, arg->type)) {
- data->error(arg->type->token, PSI_WARNING,
- "Cannot use '%s'(%d) as type for decl var '%s'",
- arg->type->name, arg->type->type, arg->var->name);
+ if (!validate_decl_type(data, arg->type, NULL)) {
+ data->error(data, arg->type->token, PSI_WARNING,
+ "Cannot use '%s' as type for '%s'",
+ arg->type->name, arg->var->name);
return 0;
}
return 1;
*_b = *_a;
*_a = _c;
}
-static inline void psi_sort_struct_args(decl_struct *s) {
- zend_insert_sort(s->args->args, s->args->count, sizeof(*s->args->args),
+static inline void psi_sort_struct_args(void **args, size_t count) {
+ zend_insert_sort(args, count, sizeof(*args),
psi_sort_struct_arg_cmp, psi_sort_struct_arg_swp);
}
-static inline int validate_decl_struct(PSI_Data *data, decl_struct *s) {
- size_t i;
+static inline int validate_decl_struct_darg(PSI_Data *data, decl_arg *darg, void *current) {
+ decl_type *real = real_decl_type(darg->type);
- for (i = 0; i < s->args->count; ++i) {
- if (!validate_decl_arg(data, s->args->args[i])) {
+ /* pre-validate any structs/unions/enums */
+ switch (real->type) {
+ case PSI_T_STRUCT:
+ if (current && current == real->real.strct) {
+ return 1;
+ }
+ if (!locate_decl_type_struct(data->structs, real)) {
+ return 0;
+ }
+ if (!validate_decl_struct(data, real->real.strct)) {
return 0;
}
+ break;
+ case PSI_T_UNION:
+ if (current && current == real->real.unn) {
+ return 1;
+ }
+ if (!locate_decl_type_union(data->unions, real)) {
+ return 0;
+ }
+ if (!validate_decl_union(data, real->real.unn)) {
+ return 0;
+ }
+ break;
+ case PSI_T_ENUM:
+ if (current && current == real->real.enm) {
+ return 1;
+ }
+ if (!locate_decl_type_enum(data->enums, real)) {
+ return 0;
+ }
+ if (!validate_decl_enum(data, real->real.enm)) {
+ return 0;
+ }
+ break;
+ }
+
+ return 1;
+}
+
+static inline size_t sizeof_decl_arg(decl_arg *darg) {
+ size_t size;
+ decl_type *real = real_decl_type(darg->type);
+
+ if (darg->var->array_size) {
+ if (darg->var->pointer_level > 2) {
+ size = psi_t_size(PSI_T_POINTER) * darg->var->array_size;
+ } else {
+ size = psi_t_size(real->type) * darg->var->array_size;
+ }
+ } else if (darg->var->pointer_level) {
+ size = psi_t_size(PSI_T_POINTER);
+ } else {
+ switch (real->type) {
+ case PSI_T_UNION:
+ size = real->real.unn->size;
+ break;
+ case PSI_T_STRUCT:
+ size = real->real.strct->size;
+ break;
+ case PSI_T_ENUM:
+ default:
+ size = psi_t_size(real->type);
+ break;
+ }
+ }
+
+ ZEND_ASSERT(size);
+
+ return size;
+}
+
+static inline size_t alignof_decl_type(decl_type *t);
+static inline size_t alignof_decl_arg(decl_arg *darg);
+static inline size_t alignof_decl_union(decl_union *u);
+static inline size_t alignof_decl_struct(decl_struct *s);
+
+static inline size_t alignof_decl_args(decl_args *args) {
+ size_t i, maxalign = 0;
+
+ for (i = 0; i < args->count; ++i) {
+ decl_arg *darg = args->args[i];
+ size_t align = alignof_decl_arg(darg);
+
+ if (align > maxalign) {
+ maxalign = align;
+ }
+ }
+
+ return maxalign;
+}
+
+static inline size_t alignof_decl_struct(decl_struct *s) {
+ if (!s->align) {
+ s->align = alignof_decl_args(s->args);
+ }
+ return s->align;
+}
+
+static inline size_t alignof_decl_union(decl_union *u) {
+ if (!u->align) {
+ u->align = alignof_decl_args(u->args);
+ }
+ return u->align;
+}
+
+static inline size_t alignof_decl_type(decl_type *t) {
+ decl_type *real = real_decl_type(t);
+ size_t align;
+
+ switch (real->type) {
+ case PSI_T_STRUCT:
+ align = alignof_decl_struct(real->real.strct);
+ break;
+ case PSI_T_UNION:
+ align = alignof_decl_union(real->real.unn);
+ break;
+ case PSI_T_ENUM:
+ default:
+ align = psi_t_alignment(real->type);
+ }
+
+ return align;
+}
+
+static inline size_t alignof_decl_arg(decl_arg *darg) {
+ size_t align;
+
+ if (darg->var->pointer_level && (!darg->var->array_size || darg->var->pointer_level > 2)) {
+ align = psi_t_alignment(PSI_T_POINTER);
+ } else {
+ align = alignof_decl_type(darg->type);
+ }
+
+ return align;
+}
+
+static inline size_t align_decl_arg(decl_arg *darg, size_t *pos, size_t *len) {
+ size_t align = alignof_decl_arg(darg);
+
+ ZEND_ASSERT(align);
+
+ *len = sizeof_decl_arg(darg);
+ *pos = psi_align(align, *pos);
+
+ return align;
+}
+
+static inline int validate_decl_struct(PSI_Data *data, decl_struct *s) {
+ size_t i, pos, len, size, align;
+
+ if (!s->size && !s->args->count) {
+ data->error(data, s->token, PSI_WARNING,
+ "Cannot compute size of empty struct '%s'",
+ s->name);
+ return 0;
}
for (i = 0; i < s->args->count; ++i) {
ZEND_ASSERT(!darg->var->arg || darg->var->arg == darg);
darg->var->arg = darg;
- if (darg->layout) {
- size_t size;
+ if (!validate_decl_struct_darg(data, darg, s)) {
+ return 0;
+ } else if (darg->layout) {
+ pos = darg->layout->pos;
- if (darg->var->array_size) {
- size = psi_t_size(real_decl_type(darg->type)->type) * darg->var->array_size;
- } else if (darg->var->pointer_level) {
- size = psi_t_size(PSI_T_POINTER);
- } else {
- decl_type *real = real_decl_type(darg->type);
+ align = align_decl_arg(darg, &pos, &len);
- if (real->type == PSI_T_STRUCT) {
- size = real->strct->size;
- } else {
- size = psi_t_size(real->type);
- }
- }
- if (darg->layout->len != size) {
- data->error(darg->token, PSI_WARNING,
- "Computed length %zu of %s.%s does not match"
- " pre-defined length %zu of type '%s'",
- darg->layout->len, s->name, darg->var->name, size,
+ if (darg->layout->len != len) {
+ data->error(data, darg->token, PSI_WARNING,
+ "Computed size %zu of %s.%s does not match"
+ " pre-defined size %zu of type '%s'",
+ len, s->name, darg->var->name, darg->layout->len,
darg->type->name);
- return 0;
}
- } else {
- token_t t;
- size_t size, align;
-
- if (darg->var->pointer_level && (!darg->var->array_size || darg->var->pointer_level == 1)) {
- t = PSI_T_POINTER;
+ if (darg->layout->pos != pos) {
+ data->error(data, darg->token, PSI_WARNING,
+ "Computed offset %zu of %s.%s does not match"
+ " pre-defined offset %zu",
+ pos, s->name, darg->var->name, darg->layout->pos);
+ }
+ } else {
+ if (i) {
+ pos = s->args->args[i-1]->layout->pos +
+ s->args->args[i-1]->layout->len;
} else {
- t = real_decl_type(darg->type)->type;
+ pos = 0;
}
- size = psi_t_size(t) * (darg->var->array_size ?: 1);
+ align = align_decl_arg(darg, &pos, &len);
+ darg->layout = init_decl_struct_layout(pos, len);
+ }
- if (i) {
- decl_arg *last = s->args->args[i-1];
+ if (align > s->align) {
+ s->align = align;
+ }
+ }
- align = psi_t_align(t, last->layout->pos + last->layout->len);
- } else {
- align = 0;
+ psi_sort_struct_args((void **) s->args->args, s->args->count);
+
+ if (s->args->count) {
+ decl_arg *darg = s->args->args[s->args->count-1];
+
+ size = darg->layout->pos + darg->layout->len;
+ if (s->size < size) {
+ s->size = psi_align(size, s->align);
+ }
+ }
+
+ return 1;
+}
+
+static inline int validate_decl_union(PSI_Data *data, decl_union *u) {
+ size_t i, pos, len, size = 0, align;
+
+ if (!u->size && !u->args->count) {
+ data->error(data, u->token, PSI_WARNING,
+ "Cannot compute size of empty union %s",
+ u->name);
+ return 0;
+ }
+
+ for (i = 0; i < u->args->count; ++i) {
+ decl_arg *darg = u->args->args[i];
+
+ if (!validate_decl_arg(data, darg)) {
+ return 0;
+ }
+
+ ZEND_ASSERT(!darg->var->arg || darg->var->arg == darg);
+ darg->var->arg = darg;
+
+ if (!validate_decl_struct_darg(data, darg, u)) {
+ return 0;
+ } else if (darg->layout) {
+ pos = darg->layout->pos;
+
+ align = align_decl_arg(darg, &pos, &len);
+
+ if (darg->layout->pos != 0) {
+ data->error(data, darg->token, PSI_WARNING,
+ "Offset of %s.%s should be 0",
+ u->name, darg->var->name);
+ darg->layout->pos = 0;
+ }
+ if (darg->layout->len != len) {
+ data->error(data, darg->token, PSI_WARNING,
+ "Computed size %zu of %s.%s does not match"
+ " pre-defined size %zu of type '%s'",
+ len, u->name, darg->var->name, darg->layout->len,
+ darg->type->name);
}
+ } else {
+ pos = 0;
- darg->layout = init_decl_struct_layout(align, size);
+ align = align_decl_arg(darg, &pos, &len);
+ darg->layout = init_decl_struct_layout(pos, len);
+
+ }
+ if (len > size) {
+ size = len;
}
- if (s->size < darg->layout->pos + darg->layout->len) {
- s->size = darg->layout->pos + darg->layout->len;
- /* FIXME: align struct */
+ if (align > u->align) {
+ u->align = align;
}
}
- psi_sort_struct_args(s);
+ psi_sort_struct_args((void **) u->args->args, u->args->count);
+
+ if (u->size < size) {
+ u->size = psi_align(size, u->align);
+ }
return 1;
}
struct psi_func_redir *redir;
if (!strcmp(func->var->name, "dlsym")) {
- data->error(func->token, PSI_WARNING, "Cannot dlsym dlsym (sic!)");
+ data->error(data, func->token, PSI_WARNING, "Cannot dlsym dlsym (sic!)");
return 0;
}
- if (!validate_decl_arg(data, func)) {
- return 0;
- }
for (redir = &psi_func_redirs[0]; redir->name; ++redir) {
if (!strcmp(func->var->name, redir->name)) {
decl->call.sym = redir->func;
#endif
decl->call.sym = dlsym(dl ?: RTLD_NEXT, func->var->name);
if (!decl->call.sym) {
- data->error(func->token, PSI_WARNING,
+ data->error(data, func->token, PSI_WARNING,
"Failed to locate symbol '%s': %s",
- func->var->name, dlerror());
+ func->var->name, dlerror() ?: "not found");
}
}
return 1;
}
-
-static inline int validate_decl(PSI_Data *data, void *dl, decl *decl) {
+static inline int validate_decl_nodl(PSI_Data *data, decl *decl) {
if (!validate_decl_abi(data, decl->abi)) {
- data->error(decl->abi->token, PSI_WARNING,
+ data->error(data, decl->abi->token, PSI_WARNING,
"Invalid calling convention: '%s'", decl->abi->token->text);
return 0;
}
- if (!validate_decl_func(data, dl, decl, decl->func)) {
+ if (!validate_decl_arg(data, decl->func)) {
return 0;
}
if (decl->args) {
}
return 1;
}
+static inline int validate_decl(PSI_Data *data, void *dl, decl *decl) {
+ if (!validate_decl_nodl(data, decl)) {
+ return 0;
+ }
+ if (!validate_decl_func(data, dl, decl, decl->func)) {
+ return 0;
+ }
+ return 1;
+}
static inline decl_arg *locate_decl_var_arg(decl_var *var, decl_args *args, decl_arg *func) {
size_t i;
case PSI_T_NAME:
if (!locate_decl_var_arg(exp->u.dvar, dargs, func)) {
if (!locate_num_exp_enum_item(exp, data->enums) && !locate_num_exp_enum_item_ex(exp, enm)) {
- data->error(exp->token, PSI_WARNING, "Unknown variable '%s' in numeric expression",
+ data->error(data, exp->token, PSI_WARNING, "Unknown variable '%s' in numeric expression",
exp->u.dvar->name);
return 0;
}
return 1;
case PSI_T_NSNAME:
if (!locate_num_exp_constant(exp, data->consts)) {
- data->error(exp->token, PSI_WARNING, "Unknown constant '%s' in numeric expression",
+ data->error(data, exp->token, PSI_WARNING, "Unknown constant '%s' in numeric expression",
exp->u.numb);
return 0;
}
size_t j;
if (!e->items || !e->items->count) {
- data->error(e->token, PSI_WARNING, "Empty enum '%s'", e->name);
+ data->error(data, e->token, PSI_WARNING, "Empty enum '%s'", e->name);
return 0;
}
static inline int validate_set_value_handler(set_value *set) {
switch (set->func->type) {
- case PSI_T_TO_BOOL:
- set->func->handler = psi_to_bool;
- break;
- case PSI_T_TO_INT:
- set->func->handler = psi_to_int;
- break;
- case PSI_T_TO_FLOAT:
- set->func->handler = psi_to_double;
- break;
- case PSI_T_TO_STRING:
- set->func->handler = psi_to_string;
- break;
- case PSI_T_TO_ARRAY:
- set->func->handler = psi_to_array;
- break;
- case PSI_T_TO_OBJECT:
- set->func->handler = psi_to_object;
- break;
- case PSI_T_VOID:
- set->func->handler = psi_to_void;
- break;
+ case PSI_T_TO_BOOL: set->func->handler = psi_to_bool; break;
+ case PSI_T_TO_INT: set->func->handler = psi_to_int; break;
+ case PSI_T_TO_FLOAT: set->func->handler = psi_to_double; break;
+ case PSI_T_TO_STRING: set->func->handler = psi_to_string; break;
+ case PSI_T_TO_ARRAY: set->func->handler = psi_to_array; break;
+ case PSI_T_TO_OBJECT: set->func->handler = psi_to_object; break;
+ case PSI_T_VOID: set->func->handler = psi_to_void; break;
+ case PSI_T_ZVAL: set->func->handler = psi_to_zval; break;
case PSI_T_ELLIPSIS:
if (set->outer.set && set->outer.set->func->type == PSI_T_TO_ARRAY) {
set->func->handler = psi_to_recursive;
set->inner = set->outer.set->inner;
- set->count = set->outer.set->count;
break;
}
/* no break */
decl_var *set_var = set->vars->vars[0];
if (!validate_set_value_handler(set)) {
- data->error(set->func->token, PSI_WARNING, "Invalid cast '%s' in `set` statement", set->func->name);
+ data->error(data, set->func->token, PSI_WARNING, "Invalid cast '%s' in `set` statement", set->func->name);
return 0;
}
for (i = 0; i < set->vars->count; ++i) {
decl_var *svar = set->vars->vars[i];
if (!svar->arg && !locate_decl_var_arg(svar, ref_list, NULL)) {
- data->error(svar->token, PSI_WARNING, "Unknown variable '%s' in `set` statement", svar->name);
+ data->error(data, svar->token, PSI_WARNING, "Unknown variable '%s' in `set` statement", svar->name);
return 0;
}
}
}
ref_type = real_decl_type(ref->type);
- if (set->count) {
+ if (set->inner && set->inner->count) {
int is_to_array = (set->func->type == PSI_T_TO_ARRAY);
int is_pointer_to_struct = (ref_type->type == PSI_T_STRUCT && ref->var->pointer_level);
if (!is_to_array && !is_pointer_to_struct) {
- data->error(set->func->token, E_WARNING, "Inner `set` statement casts only work with "
+ data->error(data, set->func->token, E_WARNING, "Inner `set` statement casts only work with "
"to_array() casts on structs or pointers: %s(%s...", set->func->name, set->vars->vars[0]->name);
return 0;
}
}
}
- if (ref_type->type == PSI_T_STRUCT) {
+ if (set->inner && ref_type->type == PSI_T_STRUCT) {
/* to_array(struct, to_...) */
- if (!set->outer.set || set->outer.set->inner != set->inner) {
- for (i = 0; i < set->count; ++i) {
- decl_var *sub_var = set->inner[i]->vars->vars[0];
- decl_arg *sub_ref = locate_struct_member(ref_type->strct, sub_var);
+ if (!set->outer.set || set->outer.set->inner->vals != set->inner->vals) {
+ for (i = 0; i < set->inner->count; ++i) {
+ decl_var *sub_var = set->inner->vals[i]->vars->vars[0];
+ decl_arg *sub_ref = locate_struct_member(ref_type->real.strct, sub_var);
if (sub_ref) {
- if (!validate_set_value_ex(data, set->inner[i], sub_ref, ref_type->strct->args)) {
+ if (!validate_set_value_ex(data, set->inner->vals[i], sub_ref, ref_type->real.strct->args)) {
return 0;
}
}
}
}
- } else if (set->count == 1) {
+ } else if (set->inner && set->inner->count == 1) {
/* to_array(ptr, to_string(*ptr)) */
- decl_var *sub_var = set->inner[0]->vars->vars[0];
+ decl_var *sub_var = set->inner->vals[0]->vars->vars[0];
decl_arg *sub_ref = locate_decl_var_arg(sub_var, ref_list, ref);
if (sub_ref) {
if (strcmp(sub_var->name, set_var->name)) {
- data->error(sub_var->token, E_WARNING, "Inner `set` statement casts on pointers must reference the same variable");
+ data->error(data, sub_var->token, E_WARNING, "Inner `set` statement casts on pointers must reference the same variable");
return 0;
}
- if (!validate_set_value_ex(data, set->inner[0], sub_ref, ref_list)) {
+ if (!validate_set_value_ex(data, set->inner->vals[0], sub_ref, ref_list)) {
return 0;
}
}
- } else if (set->count > 1) {
- data->error(set->func->token, E_WARNING, "Inner `set` statement casts on pointers may only occur once");
+ } else if (set->inner && set->inner->count > 1) {
+ data->error(data, set->func->token, E_WARNING, "Inner `set` statement casts on pointers may only occur once");
return 0;
}
/* and which type cast to apply */
if (impl->stmts->ret.count != 1) {
if (impl->stmts->ret.count > 1) {
- data->error(impl->stmts->ret.list[1]->token, PSI_WARNING,
+ data->error(data, impl->stmts->ret.list[1]->token, PSI_WARNING,
"Too many `return` statements for implmentation %s;"
" found %zu, exactly one is needed",
impl->func->name, impl->stmts->ret.count);
} else {
- data->error(impl->func->token, PSI_WARNING,
+ data->error(data, impl->func->token, PSI_WARNING,
"Missing `return` statement for implementation %s",
impl->func->name);
}
ret = impl->stmts->ret.list[0];
if (!(impl->decl = locate_impl_decl(data->decls, ret))) {
- data->error(ret->token, PSI_WARNING,
+ data->error(data, ret->token, PSI_WARNING,
"Missing declaration '%s' for `return` statment for implementation %s",
ret->set->vars->vars[0]->name, impl->func->name);
return 0;
return 0;
}
- impl->decl->impl = impl;
+ //impl->decl->impl = impl;
+
+ return 1;
+}
+
+static inline impl_arg *locate_impl_var_arg(impl_var *var, impl_args *args) {
+ size_t i;
+
+ for (i = 0; i < args->count; ++i) {
+ impl_arg *iarg = args->args[i];
+
+ if (!strcmp(var->name, iarg->var->name)) {
+ return var->arg = iarg;
+ }
+ }
+
+ return NULL;
+}
+
+static inline int validate_let_func(PSI_Data *data, let_func *func, impl *impl) {
+ if (impl->func->args) {
+ if (!locate_impl_var_arg(func->var, impl->func->args)) {
+ data->error(data, func->var->token, PSI_WARNING,
+ "Unknown variable '$%s' of `let` statement"
+ " for cast '%s' of implementation '%s'",
+ func->var->name, func->name, impl->func->name);
+ return 0;
+ }
+ }
+ switch (func->type) {
+ case PSI_T_BOOLVAL: func->handler = psi_let_boolval; break;
+ case PSI_T_INTVAL: func->handler = psi_let_intval; break;
+ case PSI_T_FLOATVAL: func->handler = psi_let_floatval; break;
+ case PSI_T_STRVAL: func->handler = psi_let_strval; break;
+ case PSI_T_STRLEN: func->handler = psi_let_strlen; break;
+ case PSI_T_PATHVAL: func->handler = psi_let_pathval; break;
+ case PSI_T_ARRVAL: func->handler = psi_let_arrval; break;
+ case PSI_T_OBJVAL: func->handler = psi_let_objval; break;
+ case PSI_T_ZVAL: func->handler = psi_let_zval; break;
+ EMPTY_SWITCH_DEFAULT_CASE();
+ }
+ return 1;
+}
+
+static inline int validate_let_callback(PSI_Data *data, decl_var *cb_var, let_callback *cb, impl *impl) {
+ size_t i;
+ decl *cb_func;
+ decl_type *cb_type = real_decl_type(cb_var->arg->type);
+
+ if (!validate_let_func(data, cb->func, impl)) {
+ return 0;
+ }
+
+ if (cb_type->type != PSI_T_FUNCTION) {
+ data->error(data, cb_var->token, PSI_WARNING, "Not a function: %s", cb_var->name);
+ return 0;
+ }
+ cb_func = cb_type->real.func;
+ for (i = 0; i < cb->args->count; ++i) {
+ if (!validate_set_value(data, cb->args->vals[i], cb_func->args->count, cb_func->args->args, 0)) {
+ return 0;
+ }
+ }
+
+ if (!validate_decl_nodl(data, cb_func)) {
+ return 0;
+ }
+
+ cb->decl = cb_func;
return 1;
}
for (i = 0; i < impl->stmts->let.count; ++i) {
let_stmt *let = impl->stmts->let.list[i];
decl_var *let_var;
- int check = 0;
if (let->val && let->val->kind == PSI_LET_TMP) {
let_var = let->val->data.var;
}
if (!locate_decl_var_arg(let_var, impl->decl->args, impl->decl->func)) {
- data->error(let_var->token, PSI_WARNING, "Unknown variable '%s' in `let` statement"
+ data->error(data, let_var->token, PSI_WARNING, "Unknown variable '%s' in `let` statement"
" of implementation '%s'", let_var->name, impl->func->name);
return 0;
}
return 0;
}
break;
- case PSI_LET_FUNC:
- if (impl->func->args) {
- for (j = 0; j < impl->func->args->count; ++j) {
- impl_arg *iarg = impl->func->args->args[j];
-
- if (!strcmp(let->val->data.func->var->name, iarg->var->name)) {
- let->val->data.func->arg = iarg;
- check = 1;
- break;
- }
- }
+ case PSI_LET_CALLBACK:
+ if (!validate_let_callback(data, let->var, let->val->data.callback, impl)) {
+ return 0;
}
- if (!check) {
- data->error(let->var->token, PSI_WARNING, "Unknown value '$%s' of `let` statement"
- " for variable '%s' of implementation '%s'",
- let->val->data.func->var->name, let->var->name, impl->func->name);
+ break;
+ case PSI_LET_FUNC:
+ if (!validate_let_func(data, let->val->data.func, impl)) {
return 0;
}
break;
let_stmt *let = impl->stmts->let.list[j];
if (!strcmp(let->var->name, darg->var->name)) {
- darg->let = let;
check = 1;
break;
}
}
if (!check) {
- data->error(impl->func->token, PSI_WARNING,
+ data->error(data, impl->func->token, PSI_WARNING,
"Missing `let` statement for arg '%s %.*s%s'"
" of declaration '%s' for implementation '%s'",
darg->type->name, (int) darg->var->pointer_level, "*****",
}
}
if (!check) {
- data->error(set->var->token, PSI_WARNING, "Unknown variable '$%s' of `set` statement"
+ data->error(data, set->var->token, PSI_WARNING, "Unknown variable '$%s' of `set` statement"
" of implementation '%s'",
set->var->name, impl->func->name);
return 0;
}
if (!check) {
- data->error(set_var->token, PSI_WARNING, "Unknown value '%s' of `set` statement"
+ data->error(data, set_var->token, PSI_WARNING, "Unknown value '%s' of `set` statement"
" for variable '$%s' of implementation '%s'",
set_var->name, set->arg->var->name, impl->func->name);
return 0;
/* first find the decl of the free func */
if (!locate_free_decl(data->decls, free_call)) {
- data->error(free_call->token, PSI_WARNING,
+ data->error(data, free_call->token, PSI_WARNING,
"Missing declaration '%s' in `free` statement"
" of implementation '%s'",
free_call->func, impl->func->name);
}
if (!check) {
- data->error(free_var->token, PSI_WARNING,
+ data->error(data, free_var->token, PSI_WARNING,
"Unknown variable '%s' of `free` statement"
" of implementation '%s'",
free_var->name, impl->func->name);
}
static inline int validate_impl_stmts(PSI_Data *data, impl *impl) {
if (!impl->stmts) {
- data->error(impl->func->token, PSI_WARNING,
+ data->error(data, impl->func->token, PSI_WARNING,
"Missing body for implementation %s!",
impl->func->name);
return 0;
if (iarg->def) {
def = 1;
} else if (def) {
- data->error(impl->func->token, PSI_WARNING,
+ data->error(data, impl->func->token, PSI_WARNING,
"Non-optional argument %zu '$%s' of implementation '%s'"
" follows optional argument",
i+1, iarg->var->name, impl->func->name);
return 1;
}
+
static inline int validate_impl(PSI_Data *data, impl *impl) {
if (!validate_impl_args(data, impl)) {
return 0;
{
PSI_Data *D;
void *dlopened = NULL;
- size_t count = C->count++;
+ size_t i, count = C->count++, check_round, check_count;
+ decl_typedefs *check_defs = P->defs;
+ decl_structs *check_structs = P->structs;
+ decl_unions *check_unions = P->unions;
+ decl_enums *check_enums = P->enums;
+ unsigned silent = C->flags & PSI_PARSER_SILENT;
C->data = realloc(C->data, C->count * sizeof(*C->data));
D = PSI_DataExchange(&C->data[count], PSI_DATA(P));
- if (D->defs) {
- size_t i;
-
- for (i = 0; i < D->defs->count; ++i) {
- if (validate_decl_typedef(PSI_DATA(C), D->defs->list[i])) {
- C->defs = add_decl_typedef(C->defs, D->defs->list[i]);
+#define REVALIDATE(what) do { \
+ if (check_round && check_ ##what) { \
+ free(check_ ##what->list); \
+ free(check_ ##what); \
+ } \
+ check_ ##what = recheck_ ##what; \
+} while (0)
+#define CHECK_TOTAL (CHECK_COUNT(defs) + CHECK_COUNT(structs) + CHECK_COUNT(enums))
+#define CHECK_COUNT(of) (check_ ##of ? check_ ##of->count : 0)
+
+ if (!silent) {
+ /* no warnings on first round */
+ C->flags |= PSI_PARSER_SILENT;
+ }
+ for (check_round = 0, check_count = 0; CHECK_TOTAL && check_count != CHECK_TOTAL; ++check_round) {
+ decl_typedefs *recheck_defs = NULL;
+ decl_structs *recheck_structs = NULL;
+ decl_unions *recheck_unions = NULL;
+ decl_enums *recheck_enums = NULL;
+
+ check_count = CHECK_TOTAL;
+
+ for (i = 0; i < CHECK_COUNT(defs); ++i) {
+ if (validate_decl_typedef(PSI_DATA(C), check_defs->list[i])) {
+ C->defs = add_decl_typedef(C->defs, check_defs->list[i]);
+ } else {
+ recheck_defs = add_decl_typedef(recheck_defs, check_defs->list[i]);
}
}
- }
- if (D->structs) {
- size_t i;
-
- for (i = 0; i < D->structs->count; ++i) {
- if (validate_decl_struct(PSI_DATA(C), D->structs->list[i])) {
- C->structs = add_decl_struct(C->structs, D->structs->list[i]);
+ for (i = 0; i < CHECK_COUNT(structs); ++i) {
+ if (validate_decl_struct(PSI_DATA(C), check_structs->list[i])) {
+ C->structs = add_decl_struct(C->structs, check_structs->list[i]);
+ } else {
+ recheck_structs = add_decl_struct(recheck_structs, check_structs->list[i]);
}
}
- }
- if (D->enums) {
- size_t i;
-
- for (i = 0; i < D->enums->count; ++i) {
- if (validate_decl_enum(PSI_DATA(C), D->enums->list[i])) {
- C->enums = add_decl_enum(C->enums, D->enums->list[i]);
+ for (i = 0; i < CHECK_COUNT(unions); ++i) {
+ if (validate_decl_union(PSI_DATA(C), check_unions->list[i])) {
+ C->unions = add_decl_union(C->unions, check_unions->list[i]);
+ } else {
+ recheck_unions = add_decl_union(recheck_unions, check_unions->list[i]);
+ }
+ }
+ for (i = 0; i < CHECK_COUNT(enums); ++i) {
+ if (validate_decl_enum(PSI_DATA(C), check_enums->list[i])) {
+ C->enums = add_decl_enum(C->enums, check_enums->list[i]);
+ } else {
+ recheck_enums = add_decl_enum(recheck_enums, check_enums->list[i]);
}
}
+
+ REVALIDATE(defs);
+ REVALIDATE(structs);
+ REVALIDATE(unions);
+ REVALIDATE(enums);
+
+ if (check_round == 0 && !silent) {
+ C->flags &= ~PSI_PARSER_SILENT;
+ }
}
- if (D->consts) {
- size_t i;
+
+ if (D->consts) {
for (i = 0; i < D->consts->count; ++i) {
if (validate_constant(PSI_DATA(C), D->consts->list[i])) {
C->consts = add_constant(C->consts, D->consts->list[i]);
add_decl_lib(&C->psi.libs, dlopened);
if (D->decls) {
- size_t i;
-
for (i = 0; i < D->decls->count; ++i) {
if (validate_decl(PSI_DATA(C), dlopened, D->decls->list[i])) {
C->decls = add_decl(C->decls, D->decls->list[i]);
}
}
if (D->impls) {
- size_t i;
-
for (i = 0; i < D->impls->count; ++i) {
if (validate_impl(PSI_DATA(C), D->impls->list[i])) {
C->impls = add_impl(C->impls, D->impls->list[i]);
int errors = 0;
if (source->defs) for (i = 0; i < source->defs->count; ++i) {
- decl_typedef *def = source->defs->list[i];
+ decl_arg *def = source->defs->list[i];
if (validate_decl_typedef(source, def)) {
if (dest) {
}
}
+ if (source->unions) for (i = 0; i < source->unions->count; ++i) {
+ decl_union *dunion = source->unions->list[i];
+
+ if (validate_decl_union(source, dunion)) {
+ if (dest) {
+ dest->unions = add_decl_union(dest->unions, dunion);
+ }
+ } else {
+ ++errors;
+ }
+ }
+
if (source->enums) for (i = 0; i < source->enums->count; ++i) {
decl_enum *denum = source->enums->list[i];