#ifdef HAVE_CONFIG_H
# include "config.h"
-#endif
-
-#include "php.h"
-
-#include <stdio.h>
-#ifdef HAVE_SYS_TYPES_H
-# include <sys/types.h>
-#endif
-#ifdef HAVE_SYS_STAT_H
-# include <sys/stat.h>
-#endif
-#ifdef STDC_HEADERS
-# include <stdlib.h>
-# include <stddef.h>
#else
-# ifdef HAVE_STDLIB_H
-# include <stdlib.h>
-# endif
-#endif
-#ifdef HAVE_STRING_H
-# if !defined STDC_HEADERS && defined HAVE_MEMORY_H
-# include <memory.h>
-# endif
-# include <string.h>
-#endif
-#ifdef HAVE_STRINGS_H
-# include <strings.h>
-#endif
-#ifdef HAVE_INTTYPES_H
-# include <inttypes.h>
-#endif
-#ifdef HAVE_STDINT_H
-# include <stdint.h>
-#endif
-#ifdef HAVE_UNISTD_H
-# include <unistd.h>
+# include "php_config.h"
#endif
-#ifdef HAVE_ERRNO_H
-# include <errno.h>
-#endif
-#ifdef HAVE_GLOB_H
-# include <glob.h>
-#endif
-#ifdef HAVE_NETINET_IN_H
-# include <netinet/in.h>
-#endif
-#ifdef HAVE_ARPA_NAMESER_H
-# include <arpa/nameser.h>
-#endif
-#ifdef HAVE_NETDB_H
-# include <netdb.h>
-#endif
-#ifdef HAVE_RESOLV_H
-# include <resolv.h>
-#endif
-#ifdef HAVE_SYS_SELECT_H
-# include <sys/select.h>
-#endif
-#ifdef HAVE_SYS_SOCKET_H
-# include <sys/socket.h>
-#endif
-#ifdef HAVE_SYS_TIME_H
-# include <sys/time.h>
-#endif
-#ifdef HAVE_SYS_TIMES_H
-# include <sys/times.h>
-#endif
-#ifdef HAVE_SYS_UIO_H
-# include <sys/uio.h>
-#endif
-#ifdef HAVE_SYS_UTSNAME_H
-# include <sys/utsname.h>
-#endif
-#ifdef HAVE_TIME_H
-# include <time.h>
-#endif
-#ifdef HAVE_WCHAR_H
-# include <wchar.h>
-#endif
+#include "php_psi_stdinc.h"
+
+#include "php.h"
#ifdef HAVE_DIRENT_H
# include <dirent.h>
# endif
#endif
-#include <sys/param.h>
-#include <dlfcn.h>
#include <fnmatch.h>
-#include "php.h"
#include "php_scandir.h"
#include "php_psi.h"
-
+#include "calc.h"
#include "libjit.h"
#include "libffi.h"
-static struct psi_std_type {
- token_t type_tag;
- const char *type_name;
-} psi_std_types[] = {
- {PSI_T_FLOAT, "float"},
- {PSI_T_DOUBLE, "double"},
- {PSI_T_INT8, "int8_t"},
- {PSI_T_INT16, "int16_t"},
- {PSI_T_INT32, "int32_t"},
- {PSI_T_INT64, "int64_t"},
- {PSI_T_UINT8, "uint8_t"},
- {PSI_T_UINT16, "uint16_t"},
- {PSI_T_UINT32, "uint32_t"},
- {PSI_T_UINT64, "uint64_t"},
- {0}
-};
-
-static struct psi_predef_type {
- token_t type_tag;
- const char *type_name;
- const char *alias;
-} psi_predef_types[] = {
- PSI_TYPES
- {0}
-};
-
-static struct psi_predef_const {
- token_t type_tag;
- const char *type_name;
- const char *var_name;
- const char *val_text;
- token_t val_type_tag;
-} psi_predef_consts[] = {
- PSI_CONSTS
- {0}
-};
-
-PSI_MACROS
-
-int psi_glob(const char *pattern, int flags,
- int (*errfunc) (const char *epath, int eerrno),
- glob_t *pglob) {
- size_t offs = flags & GLOB_DOOFFS ? pglob->gl_offs : 0;
- int rv = glob(pattern, flags, errfunc, pglob);
- if (pglob->gl_pathv) {
- while (offs--) {
- pglob->gl_pathv[offs] = NULL;
- }
- }
- return rv;
-}
-
-static struct psi_func_redir {
- const char *name;
- void (*func)(void);
-} psi_func_redirs[] = {
- {"glob", (void (*)(void)) psi_glob},
- PSI_REDIRS
- {0}
-};
-
-static struct psi_predef_decl {
- token_t type_tag;
- const char *type_name;
- const char *var_name;
- size_t pointer_level;
- size_t array_size;
-} psi_predef_decls[] = {
- PSI_DECLS
- {0}
-};
-
-static struct psi_predef_struct {
- token_t type_tag;
- const char *type_name;
- const char *var_name;
- size_t offset;
- size_t size;
- size_t pointer_level;
- size_t array_size;
-} psi_predef_structs[] = {
- PSI_STRUCTS
- {0}
-};
-
-static int validate_lib(PSI_Data *data, void **dlopened) {
- char lib[MAXPATHLEN];
- const char *ptr = data->psi.file.ln;
- size_t len;
-
- if (!ptr) {
- /* FIXME: assume stdlib */
- return 1;
- } else if (!strchr(ptr, '/')) {
- len = snprintf(lib, MAXPATHLEN, "lib%s.%s", ptr, PHP_PSI_SHLIB_SUFFIX);
- if (MAXPATHLEN == len) {
- data->error(PSI_WARNING, "Library name too long: '%s'", ptr);
- }
- lib[len] = 0;
- ptr = lib;
- }
- if (!(*dlopened = dlopen(ptr, RTLD_LAZY|RTLD_LOCAL))) {
- data->error(PSI_WARNING, "Could not open library '%s': %s.",
- data->psi.file.ln, dlerror());
- return 0;
- }
- return 1;
-}
-
-static inline int locate_decl_type_alias(decl_typedefs *defs, decl_type *type) {
- size_t i;
- struct psi_std_type *stdtyp;
-
- if (type->real) {
- return 1;
- }
- for (i = 0; i < defs->count; ++i) {
- decl_typedef *def = defs->list[i];
-
- if (def->type->type != type->type && !strcmp(def->alias, type->name)) {
- type->real = def->type;
- return 1;
- }
- }
- for (stdtyp = &psi_std_types[0]; stdtyp->type_tag; ++stdtyp) {
- if (!strcmp(type->name, stdtyp->type_name)) {
- type->type = stdtyp->type_tag;
- return 1;
- }
- }
-
- return 0;
-}
-static inline int locate_decl_type_struct(decl_structs *structs, decl_type *type) {
- size_t i;
-
- if (type->strct) {
- return 1;
- }
- for (i = 0; i < structs->count; ++i) {
- if (!strcmp(structs->list[i]->name, type->name)) {
- type->strct = structs->list[i];
- return 1;
- }
- }
- return 0;
-}
-
-static inline int validate_decl_type(PSI_Data *data, decl_type *type) {
- switch (type->type) {
- case PSI_T_NAME:
- if (!data->defs || !locate_decl_type_alias(data->defs, type)) {
- return 0;
- }
- if (type->real) {
- return validate_decl_type(data, type->real);
- }
- return 1;
- case PSI_T_STRUCT:
- if (!data->structs || !locate_decl_type_struct(data->structs, type)) {
- 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(PSI_WARNING, "Type '%s' cannot be aliased to %s'%s'",
- def->type->name, def->type->type == PSI_T_STRUCT?"struct ":"",def->alias);
- return 0;
- }
- /* FIXME: check def->alias */
- return 1;
-}
-
-static inline int validate_constant(PSI_Data *data, constant *c) {
- /* FIXME */
- return 1;
-}
-
-static inline int validate_decl_arg(PSI_Data *data, decl_arg *arg) {
- if (!validate_decl_type(data, arg->type)) {
- data->error(PSI_WARNING, "Cannot use '%s'(%d) as type for decl var '%s'"
- " in %s on line %zu at col %zu",
- arg->type->name, arg->type->type, arg->var->name,
- arg->type->token->file, arg->type->token->line, arg->type->token->col);
- return 0;
- }
- return 1;
-}
-
-static inline int validate_decl_struct(PSI_Data *data, decl_struct *s) {
- size_t i;
-
- for (i = 0; i < s->args->count; ++i) {
- if (!validate_decl_arg(data, s->args->args[i])) {
- return 0;
- }
- }
-
- for (i = 0; i < s->args->count; ++i) {
- decl_arg *darg = s->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 (!darg->layout) {
- token_t t;
-
- if (darg->var->pointer_level && (!darg->var->array_size || darg->var->pointer_level == 1)) {
- t = PSI_T_POINTER;
- } else {
- t = real_decl_type(darg->type)->type;
- }
-
- if (i) {
- decl_arg *last = s->args->args[i-1];
- darg->layout = init_decl_struct_layout(
- psi_t_align(t, last->layout->pos + last->layout->len),
- psi_t_size(t) * darg->var->array_size);
- } else {
- darg->layout = init_decl_struct_layout(0, psi_t_size(t));
- }
- }
- if (s->size < darg->layout->pos + darg->layout->len) {
- s->size = darg->layout->pos + darg->layout->len;
- }
- }
- return 1;
-}
+#include "token.h"
+#include "parser.h"
-static const char * const abi_ccs[] = {
- "default", /* \ */
- "extern", /* > - all the same */
- "cdecl", /* / */
- "stdcall",
- "fastcall",
-};
-static inline int validate_decl_abi(PSI_Data *data, decl_abi *abi) {
- size_t i;
+#include "php_psi_types.h"
+#include "php_psi_consts.h"
+#include "php_psi_decls.h"
+#include "php_psi_va_decls.h"
+#include "php_psi_fn_decls.h"
+#include "php_psi_structs.h"
+#include "php_psi_unions.h"
- for (i = 0; i < sizeof(abi_ccs)/sizeof(char*); ++i) {
- if (strcasecmp(abi->convention, abi_ccs[i])) {
- return 1;
- }
- }
- data->error(PSI_WARNING, "Invalid calling convention: '%s'", abi->convention);
- return 0;
-}
-static inline int validate_decl_func(PSI_Data *data, void *dl, decl *decl, decl_arg *func)
+struct psi_context *psi_context_init(struct psi_context *C, struct psi_context_ops *ops, psi_error_cb error, unsigned flags)
{
- struct psi_func_redir *redir;
-
- if (!strcmp(func->var->name, "dlsym")) {
- data->error(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;
- }
- }
- if (!decl->call.sym) {
-#ifndef RTLD_NEXT
-# define RTLD_NEXT ((void *) -1l)
-#endif
- decl->call.sym = dlsym(dl ?: RTLD_NEXT, func->var->name);
- if (!decl->call.sym) {
- data->error(PSI_WARNING, "Failed to locate symbol '%s': %s",
- func->var->name, dlerror());
- }
- }
- return 1;
-}
-
-static inline int validate_decl(PSI_Data *data, void *dl, decl *decl) {
- if (!validate_decl_abi(data, decl->abi)) {
- return 0;
- }
- if (!validate_decl_func(data, dl, decl, decl->func)) {
- return 0;
- }
- if (decl->args) {
- size_t i;
-
- for (i = 0; i < decl->args->count; ++i) {
- if (!validate_decl_arg(data, decl->args->args[i])) {
- return 0;
- }
- }
- }
- return 1;
-}
-static inline decl_arg *locate_decl_var_arg(decl_var *var, decl_args *args, decl_arg *func) {
- size_t i;
-
- for (i = 0; i < args->count; ++i) {
- decl_arg *arg = args->args[i];
-
- if (!strcmp(var->name, arg->var->name)) {
- ZEND_ASSERT(!var->arg || var->arg == arg);
- return var->arg = arg;
- }
- }
- if (func && !strcmp(var->name, func->var->name)) {
- return var->arg = func;
- }
-
- return NULL;
-}
-static inline decl_arg *locate_struct_member(decl_struct *s, decl_var *var) {
- if (s->args) {
- return locate_decl_var_arg(var, s->args, NULL);
- }
-
- return NULL;
-}
-static inline constant *locate_num_exp_constant(num_exp *exp, constants *consts) {
- size_t i;
-
- for (i = 0; i < consts->count; ++i) {
- constant *cnst = consts->list[i];
-
- if (!strcmp(cnst->name, exp->u.numb)) {
- free(exp->u.numb);
- return exp->u.cnst = cnst;
- }
- }
-
- return NULL;
-}
-static inline int validate_num_exp(PSI_Data *data, decl_args *dargs, decl_arg *func, num_exp *exp) {
- if (exp->operand) {
- switch (exp->operator) {
- case PSI_T_PLUS:
- exp->calculator = psi_calc_add;
- break;
- case PSI_T_MINUS:
- exp->calculator = psi_calc_sub;
- break;
- case PSI_T_ASTERISK:
- exp->calculator = psi_calc_mul;
- break;
- case PSI_T_SLASH:
- exp->calculator = psi_calc_div;
- break;
- EMPTY_SWITCH_DEFAULT_CASE();
- }
- if (!validate_num_exp(data, dargs, func, exp->operand)) {
- return 0;
- }
- }
- switch (exp->t) {
- case PSI_T_NAME:
- if (!locate_decl_var_arg(exp->u.dvar, dargs, func)) {
- data->error(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(PSI_WARNING, "Unknown constant '%s' in numeric expression",
- exp->u.numb);
- return 0;
- }
- return 1;
- case PSI_T_NUMBER:
- return 1;
- default:
- 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;
- default:
- return 0;
- }
- return 1;
-}
-static inline void decl_var_arg_v(decl_args *args, va_list argp) {
- int argc;
- decl_arg **argv;
-
- memset(args, 0, sizeof(*args));
-
- while ((argc = va_arg(argp, int))) {
- argv = va_arg(argp, decl_arg **);
- while (argc--) {
- add_decl_arg(args, *argv++);
- }
- }
-}
-static inline int validate_set_value_ex(PSI_Data *data, set_value *set, decl_arg *ref, decl_args *ref_list) {
- size_t i;
- decl_type *ref_type;
- decl_var *set_var = set->vars->vars[0];
-
- if (!validate_set_value_handler(set)) {
- data->error(PSI_WARNING, "Invalid cast '%s'", 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(PSI_WARNING, "Unknown variable '%s'", svar->name);
- return 0;
- }
- }
-
- if (!ref) {
- ref = set_var->arg;
- }
- ref_type = real_decl_type(ref->type);
-
- if (set->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(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 (set->num) {
- if (!validate_num_exp(data, ref_list, ref, set->num)) {
- return 0;
- }
- }
-
- if (ref_type->type == PSI_T_STRUCT) {
- /* to_array(struct, to_...) */
- 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);
-
- set->inner[i]->outer.set = set;
- if (sub_ref) {
- if (!validate_set_value_ex(data, set->inner[i], sub_ref, ref_type->strct->args)) {
- return 0;
- }
- }
- }
- } else if (set->count == 1) {
- /* to_array(ptr, to_string(*ptr)) */
- decl_var *sub_var = set->inner[0]->vars->vars[0];
- decl_arg *sub_ref = locate_decl_var_arg(sub_var, ref_list, ref);
-
- set->inner[0]->outer.set = set;
- if (sub_ref) {
- if (strcmp(sub_var->name, set_var->name)) {
- data->error(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)) {
- return 0;
- }
- }
- } else if (set->count > 1) {
- data->error(E_WARNING, "Inner `set` statement casts on pointers may only occur once");
- return 0;
- }
-
- return 1;
-}
-static inline int validate_set_value(PSI_Data *data, set_value *set, ...) {
- va_list argp;
- decl_args args = {0};
- int check;
-
- va_start(argp, set);
- decl_var_arg_v(&args, argp);
- va_end(argp);
-
- check = validate_set_value_ex(data, set, NULL, &args);
- if (args.args) {
- free(args.args);
- }
- return check;
-}
-static inline decl *locate_impl_decl(decls *decls, return_stmt *ret) {
- if (decls) {
- size_t i;
-
- for (i = 0; i < decls->count; ++i) {
- if (!strcmp(decls->list[i]->func->var->name, ret->set->vars->vars[0]->name)) {
- ret->decl = decls->list[i]->func;
- return decls->list[i];
- }
- }
- }
-
- return NULL;
-}
-static inline int validate_impl_ret_stmt(PSI_Data *data, impl *impl) {
- return_stmt *ret;
-
- /* we must have exactly one ret stmt delcaring the native func to call */
- /* and which type cast to apply */
- if (impl->stmts->ret.count != 1) {
- if (impl->stmts->ret.count > 1) {
- data->error(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(PSI_WARNING, "Missing `return` statement for implementation %s",
- impl->func->name);
- }
- return 0;
- }
-
- ret = impl->stmts->ret.list[0];
-
- if (!(impl->decl = locate_impl_decl(data->decls, ret))) {
- data->error(PSI_WARNING, "Missing declaration for implementation %s",
- impl->func->name);
- return 0;
- }
-
- if (!validate_set_value(data, ret->set, 1, &ret->decl, impl->decl->args ? (int) impl->decl->args->count : 0, impl->decl->args ? impl->decl->args->args : NULL, 0)) {
- return 0;
- }
-
- impl->decl->impl = impl;
-
- return 1;
-}
-
-static inline int validate_impl_let_stmts(PSI_Data *data, impl *impl) {
- size_t i, j;
- /* we can have multiple let stmts */
-
- /* check that we have a decl arg for every let stmt */
- 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;
- } else {
- let_var = let->var;
- }
-
- if (!locate_decl_var_arg(let_var, impl->decl->args, impl->decl->func)) {
- data->error(PSI_WARNING, "Unknown variable '%s' in `let` statement"
- " of implementation '%s'", let_var->name, impl->func->name);
- return 0;
- }
-
- switch (let->val->kind) {
- case PSI_LET_NULL:
- break;
- case PSI_LET_TMP:
- /* e.g. let bar = &strval($bar); // decl_arg(char **bar) */
- /* e.g. let foo = *bar; */
- let->var->pointer_level = let->val->data.var->pointer_level;
- let->var->arg = init_decl_arg(
- init_decl_type(
- real_decl_type(let->val->data.var->arg->type)->type,
- real_decl_type(let->val->data.var->arg->type)->name),
- init_decl_var(
- let->var->name,
- let->var->pointer_level,
- let->var->array_size));
- break;
- case PSI_LET_NUMEXP:
- if (!validate_num_exp(data, impl->decl->args, impl->decl->func, let->val->data.num)) {
- return 0;
- }
- break;
- case PSI_LET_CALLOC:
- if (!validate_num_exp(data, impl->decl->args, impl->decl->func, let->val->data.alloc->nmemb)) {
- return 0;
- }
- if (!validate_num_exp(data, impl->decl->args, impl->decl->func, let->val->data.alloc->size)) {
- return 0;
- }
- break;
- case PSI_LET_FUNC:
- if (impl->func->args) {
- for (j = 0; j < impl->func->args->count; ++j) {
- impl_arg *iarg = impl->func->args->args[j];
-
- if (!strcmp(let->val->data.func->var->name, iarg->var->name)) {
- let->val->data.func->arg = iarg;
- check = 1;
- break;
- }
- }
- }
- if (!check) {
- data->error(PSI_WARNING, "Unknown value '$%s' of `let` statement"
- " for variable '%s' of implementation '%s'",
- let->val->data.func->var->name, let->var->name, impl->func->name);
- return 0;
- }
- break;
- }
- }
-
- /* check that we have a let stmt for every decl arg */
- if (impl->decl->args) for (i = 0; i < impl->decl->args->count; ++i) {
- decl_arg *darg = impl->decl->args->args[i];
- int check = 0;
-
- for (j = 0; j < impl->stmts->let.count; ++j) {
- 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(PSI_WARNING, "Missing `let` statement for arg '%s %.*s%s'"
- " of declaration '%s' for implementation '%s'",
- darg->type->name, (int) darg->var->pointer_level, "*****",
- darg->var->name, impl->decl->func->var->name, impl->func->name);
- return 0;
- }
- }
-
- return 1;
-}
-static inline int validate_impl_set_stmts(PSI_Data *data, impl *impl) {
- size_t i, j, k;
- /* we can have any count of set stmts; processing out vars */
- /* check that set stmts reference known variables */
- for (i = 0; i < impl->stmts->set.count; ++i) {
- set_stmt *set = impl->stmts->set.list[i];
- int check = 0;
-
- if (impl->func->args) for (j = 0; j < impl->func->args->count; ++j) {
- impl_arg *iarg = impl->func->args->args[j];
-
- if (!strcmp(set->var->name, iarg->var->name)) {
- set->arg = iarg;
- check = 1;
- break;
- }
- }
- if (!check) {
- data->error(PSI_WARNING, "Unknown variable '$%s' of `set` statement"
- " of implementation '%s'",
- set->var->name, impl->func->name);
- return 0;
- }
-
- for (j = 0; j < set->val->vars->count; ++j) {
- decl_var *set_var = set->val->vars->vars[j];
-
- check = 0;
- if (impl->decl->args) {
- for (k = 0; k < impl->decl->args->count; ++k) {
- decl_arg *set_arg = impl->decl->args->args[k];
-
- if (!strcmp(set_var->name, set_arg->var->name)) {
- check = 1;
- set_var->arg = set_arg;
- if (!validate_set_value(data, set->val, 1, &set_arg, 1, &impl->decl->func, impl->decl->args->count, impl->decl->args->args, 0)) {
- return 0;
- }
- break;
- }
- }
- }
- if (!check) {
- for (k = 0; k < impl->stmts->let.count; ++k) {
- let_stmt *let = impl->stmts->let.list[k];
-
- /* check temp vars */
- if (let->val && let->val->kind == PSI_LET_TMP) {
- if (!strcmp(set_var->name, let->var->name)) {
- check = 1;
- set_var->arg = let->var->arg;
- if (!validate_set_value(data, set->val, 1, &set_var->arg, 1, &impl->decl->func, impl->decl->args->count, impl->decl->args->args, 0)) {
- return 0;
- }
- break;
- }
- }
- }
- }
-
- if (!check) {
- data->error(PSI_WARNING, "Unknown value '%s' of `set` statement"
- " for variable '$%s' of implementation '%s'",
- set_var->name, set->arg->var->name, impl->func->name);
- return 0;
- }
- }
- }
- return 1;
-}
-static inline decl *locate_free_decl(decls *decls, free_call *f) {
- if (decls) {
- size_t i;
-
- for (i = 0; i < decls->count; ++i) {
- if (!strcmp(decls->list[i]->func->var->name, f->func)) {
- f->decl = decls->list[i];
- return decls->list[i];
- }
- }
- }
-
- return NULL;
-}
-static inline int validate_impl_free_stmts(PSI_Data *data, impl *impl) {
- size_t i, j, k, l;
- /* we can have any count of free stmts; freeing any out vars */
- for (i = 0; i < impl->stmts->fre.count; ++i) {
- free_stmt *fre = impl->stmts->fre.list[i];
-
- for (j = 0; j < fre->calls->count; ++j) {
- free_call *free_call = fre->calls->list[j];
-
- /* first find the decl of the free func */
- if (!locate_free_decl(data->decls, free_call)) {
- data->error(PSI_WARNING, "Unknown function '%s' in `free` statement"
- " of implementation '%s'", free_call->func, impl->func->name);
- return 0;
- }
- if (!impl->decl->args) {
- data->error(PSI_WARNING, "Declaration '%s' of implementation '%s'"
- " does not have any arguments to free",
- impl->decl->func->var->name, impl->func->name);
- }
-
- /* now check for known vars */
- for (l = 0; l < free_call->vars->count; ++l) {
- int check = 0;
- decl_var *free_var = free_call->vars->vars[l];
-
- for (k = 0; k < impl->decl->args->count; ++k) {
- decl_arg *free_arg = impl->decl->args->args[k];
-
- if (!strcmp(free_var->name, free_arg->var->name)) {
- check = 1;
- free_var->arg = free_arg;
- break;
- }
- }
-
- if (!check) {
- data->error(PSI_WARNING, "Unknown variable '%s' of `free` statement"
- " of implementation '%s'",
- free_var->name, impl->func->name);
- return 0;
- }
- }
- }
- }
- return 1;
-}
-static inline int validate_impl_stmts(PSI_Data *data, impl *impl) {
- if (!impl->stmts) {
- data->error(PSI_WARNING, "Missing body for implementation %s!",
- impl->func->name);
- return 0;
- }
-
- if (!validate_impl_ret_stmt(data, impl)) {
- return 0;
- }
-
- if (!validate_impl_let_stmts(data, impl)) {
- return 0;
- }
- if (!validate_impl_set_stmts(data, impl)) {
- return 0;
- }
- if (!validate_impl_free_stmts(data, impl)) {
- return 0;
- }
-
- return 1;
-}
-
-PSI_Context *PSI_ContextInit(PSI_Context *C, PSI_ContextOps *ops, PSI_ContextErrorFunc error)
-{
- size_t i;
- PSI_Data T;
+ struct psi_data T;
struct psi_predef_type *predef_type;
struct psi_predef_const *predef_const;
struct psi_predef_struct *predef_struct;
+ struct psi_predef_union *predef_union;
struct psi_predef_decl *predef_decl;
if (!C) {
memset(C, 0, sizeof(*C));
C->error = error;
+ C->flags = flags;
C->ops = ops;
if (ops->init) {
for (predef_type = &psi_predef_types[0]; predef_type->type_tag; ++predef_type) {
decl_type *type = init_decl_type(predef_type->type_tag, predef_type->type_name);
- decl_typedef *def = init_decl_typedef(predef_type->alias, type);
+ decl_var *var = init_decl_var(predef_type->alias, 0, 0); /* FIXME: indirection */
+ decl_arg *def = init_decl_arg(type, var);
T.defs = add_decl_typedef(T.defs, def);
}
decl_struct *dstruct = init_decl_struct(predef_struct->var_name, dargs);
dstruct->size = predef_struct->size;
+ dstruct->align = predef_struct->offset;
for (member = &predef_struct[1]; member->type_tag; ++member) {
decl_type *type;
decl_var *dvar;
T.structs = add_decl_struct(T.structs, dstruct);
predef_struct = member;
}
+ for (predef_union = &psi_predef_unions[0]; predef_union->type_tag; ++predef_union) {
+ struct psi_predef_union *member;
+ decl_args *dargs = init_decl_args(NULL);
+ decl_union *dunion = init_decl_union(predef_union->var_name, dargs);
+
+ dunion->size = predef_union->size;
+ dunion->align = predef_union->offset;
+ for (member = &predef_union[1]; member->type_tag; ++member) {
+ decl_type *type;
+ decl_var *dvar;
+ decl_arg *darg;
+
+ type = init_decl_type(member->type_tag, member->type_name);
+ dvar = init_decl_var(member->var_name, member->pointer_level, member->array_size);
+ darg = init_decl_arg(type, dvar);
+ darg->layout = init_decl_struct_layout(member->offset, member->size);
+ dargs = add_decl_arg(dargs, darg);
+ }
+
+ T.unions = add_decl_union(T.unions, dunion);
+ predef_union = member;
+ }
for (predef_decl = &psi_predef_decls[0]; predef_decl->type_tag; ++predef_decl) {
struct psi_predef_decl *farg;
decl_type *ftype = init_decl_type(predef_decl->type_tag, predef_decl->type_name);
decl_args *args = init_decl_args(NULL);
decl *decl = init_decl(init_decl_abi("default"), func, args);
-
for (farg = &predef_decl[1]; farg->type_tag; ++farg) {
decl_type *arg_type = init_decl_type(farg->type_tag, farg->type_name);
decl_var *arg_var = init_decl_var(farg->var_name, farg->pointer_level, farg->array_size);
predef_decl = farg;
}
- for (i = 0; i < T.defs->count; ++i) {
- decl_typedef *def = T.defs->list[i];
-
- if (validate_decl_typedef(&T, def)) {
- C->defs = add_decl_typedef(C->defs, def);
- }
- }
-
- for (i = 0; i < T.consts->count; ++i) {
- constant *constant = T.consts->list[i];
-
- if (validate_constant(&T, constant)) {
- C->consts = add_constant(C->consts, constant);
- }
- }
-
- for (i = 0; i < T.structs->count; ++i) {
- decl_struct *dstruct = T.structs->list[i];
-
- if (validate_decl_struct(&T, dstruct)) {
- C->structs = add_decl_struct(C->structs, dstruct);
- }
- }
-
- for (i = 0; i < T.decls->count; ++i) {
- decl *decl = T.decls->list[i];
-
- if (validate_decl(&T, NULL, decl)) {
- C->decls = add_decl(C->decls, decl);
- }
- }
-
- C->count = 1;
- C->data = malloc(sizeof(*C->data));
- PSI_DataExchange(C->data, &T);
-
- return C;
-}
-
-int PSI_ContextValidate(PSI_Context *C, PSI_Parser *P)
-{
- PSI_Data *D;
- void *dlopened = NULL;
- size_t count = C->count++;
-
- 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]);
- }
- }
- }
- if (D->structs) {
- size_t i;
+ for (predef_decl = &psi_predef_vararg_decls[0]; predef_decl->type_tag; ++predef_decl) {
+ struct psi_predef_decl *farg;
+ decl_type *ftype = init_decl_type(predef_decl->type_tag, predef_decl->type_name);
+ decl_var *fname = init_decl_var(predef_decl->var_name, predef_decl->pointer_level, predef_decl->array_size);
+ decl_arg *func = init_decl_arg(ftype, fname);
+ decl_args *args = init_decl_args(NULL);
+ decl *decl = init_decl(init_decl_abi("default"), func, args);
- 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 (farg = &predef_decl[1]; farg->type_tag; ++farg) {
+ decl_type *arg_type = init_decl_type(farg->type_tag, farg->type_name);
+ decl_var *arg_var = init_decl_var(farg->var_name, farg->pointer_level, farg->array_size);
+ decl_arg *darg = init_decl_arg(arg_type, arg_var);
+ args = add_decl_arg(args, darg);
}
- }
- if (D->consts) {
- size_t i;
+ args->varargs = 1;
- 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]);
- }
- }
+ T.decls = add_decl(T.decls, decl);
+ predef_decl = farg;
}
- if (!validate_lib(D, &dlopened)) {
- return 0;
- }
+ for (predef_decl = &psi_predef_functor_decls[0]; predef_decl->type_tag; ++predef_decl) {
+ struct psi_predef_decl *farg;
+ decl_type *dtype, *ftype = init_decl_type(predef_decl->type_tag, predef_decl->type_name);
+ decl_var *fname = init_decl_var(predef_decl->var_name, predef_decl->pointer_level, predef_decl->array_size);
+ decl_arg *tdef, *func = init_decl_arg(ftype, fname);
+ decl_args *args = init_decl_args(NULL);
+ decl *decl = init_decl(init_decl_abi("default"), func, args);
- add_decl_lib(&C->psi.libs, dlopened);
+ for (farg = &predef_decl[1]; farg->type_tag; ++farg) {
+ decl_type *arg_type = init_decl_type(farg->type_tag, farg->type_name);
+ decl_var *arg_var = init_decl_var(farg->var_name, farg->pointer_level, farg->array_size);
+ decl_arg *darg = init_decl_arg(arg_type, arg_var);
+ args = add_decl_arg(args, darg);
+ }
- if (D->decls) {
- size_t i;
+ dtype = init_decl_type(PSI_T_FUNCTION, fname->name);
+ dtype->real.func = decl;
+ tdef = init_decl_arg(dtype, copy_decl_var(fname));
+ T.defs = add_decl_typedef(T.defs, tdef);
- 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]);
- }
- }
+ predef_decl = farg;
}
- if (D->impls) {
- size_t i;
- for (i = 0; i < D->impls->count; ++i) {
- if (validate_impl_stmts(PSI_DATA(C), D->impls->list[i])) {
- C->impls = add_impl(C->impls, D->impls->list[i]);
- }
- }
- }
+ psi_context_validate_data(PSI_DATA(C), &T);
- return 1;
+ C->count = 1;
+ C->data = malloc(sizeof(*C->data));
+ psi_data_exchange(C->data, &T);
+
+ return C;
}
static int psi_select_dirent(const struct dirent *entry)
return 0 == fnmatch("*.psi", entry->d_name, FNM_CASEFOLD);
}
-void PSI_ContextBuild(PSI_Context *C, const char *paths)
+void psi_context_build(struct psi_context *C, const char *paths)
{
- int i, n, flags = psi_check_env("PSI_DEBUG") ? PSI_PARSER_DEBUG : 0;
+ int i, n;
char *sep = NULL, *cpy = strdup(paths), *ptr = cpy;
- struct dirent **entries = NULL;
-
+ struct dirent **entries;
do {
sep = strchr(ptr, ':');
*sep = 0;
}
+ entries = NULL;
n = php_scandir(ptr, &entries, psi_select_dirent, alphasort);
if (n > 0) {
for (i = 0; i < n; ++i) {
char psi[MAXPATHLEN];
- PSI_Parser P;
+ struct psi_parser P;
if (MAXPATHLEN <= slprintf(psi, MAXPATHLEN, "%s/%s", ptr, entries[i]->d_name)) {
- C->error(PSI_WARNING, "Path to PSI file too long: %s/%s",
+ C->error(C, NULL, PSI_WARNING, "Path to PSI file too long: %s/%s",
ptr, entries[i]->d_name);
}
- if (!PSI_ParserInit(&P, psi, C->error, flags)) {
- C->error(PSI_WARNING, "Failed to init PSI parser (%s): %s",
+ if (!psi_parser_init(&P, psi, C->error, C->flags)) {
+ C->error(C, NULL, PSI_WARNING, "Failed to init PSI parser (%s): %s",
psi, strerror(errno));
continue;
}
- while (0 < PSI_ParserScan(&P)) {
- PSI_ParserParse(&P, PSI_TokenAlloc(&P));
+ while (0 < psi_parser_scan(&P)) {
+ psi_parser_parse(&P, psi_token_alloc(&P));
if (P.num == PSI_T_EOF) {
break;
}
}
- PSI_ParserParse(&P, NULL);
- PSI_ContextValidate(C, &P);
- PSI_ParserDtor(&P);
+ psi_parser_parse(&P, NULL);
+ psi_context_validate(C, &P);
+ psi_parser_dtor(&P);
}
}
} while (sep);
- if (PSI_ContextCompile(C) && SUCCESS != zend_register_functions(NULL, C->closures, NULL, MODULE_PERSISTENT)) {
- C->error(PSI_WARNING, "Failed to register functions!");
+ if (psi_context_compile(C) && SUCCESS != zend_register_functions(NULL, C->closures, NULL, MODULE_PERSISTENT)) {
+ C->error(C, NULL, PSI_WARNING, "Failed to register functions!");
}
free(cpy);
}
-zend_function_entry *PSI_ContextCompile(PSI_Context *C)
+zend_function_entry *psi_context_compile(struct psi_context *C)
{
size_t i;
+ zend_constant zc;
- if (C->consts) {
- zend_constant zc;
-
- zc.flags = CONST_PERSISTENT|CONST_CS;
- zc.module_number = EG(current_module)->module_number;
+ zc.flags = CONST_PERSISTENT|CONST_CS;
+ zc.module_number = EG(current_module)->module_number;
+ if (C->consts) {
for (i = 0; i < C->consts->count; ++i) {
constant *c = C->consts->list[i];
case PSI_T_FLOAT:
convert_to_double(&zc.value);
break;
+ case PSI_T_STRING:
+ case PSI_T_QUOTED_STRING:
+ break;
+ default:
+ assert(0);
}
zend_register_constant(&zc);
}
}
+ if (C->enums) {
+ for (i = 0; i < C->enums->count; ++i) {
+ decl_enum *e = C->enums->list[i];
+ size_t j;
- return C->closures = C->ops->compile(C);
-}
-
-
-void PSI_ContextCall(PSI_Context *C, decl_callinfo *decl_call, impl_vararg *va)
-{
- C->ops->call(C, decl_call, va);
-}
-
-static inline void dump_decl_type(int fd, decl_type *t) {
- const char *pre;
+ for (j = 0; j < e->items->count; ++j) {
+ decl_enum_item *i = e->items->list[j];
+ zend_string *name = strpprintf(0, "psi\\%s\\%s", e->name, i->name);
- switch (t->type) {
- case PSI_T_STRUCT:
- pre = "struct ";
- break;
- default:
- pre = "";
- }
- dprintf(fd, "%s%s", pre, t->name);
-}
-static inline void dump_decl_var(int fd, decl_var *v) {
- dprintf(fd, "%.*s%s", v->pointer_level-!!v->array_size, "**********", v->name);
- if (v->array_size) {
- dprintf(fd, "[%u]", v->array_size);
- }
-}
-static inline void dump_decl_arg(int fd, decl_arg *a) {
- dump_decl_type(fd, a->type);
- dprintf(fd, " ");
- dump_decl_var(fd, a->var);
-}
-static inline void dump_level(int fd, unsigned level) {
- dprintf(fd, "%.*s", level, "\t\t\t\t\t\t\t\t\t");
-}
-static inline void dump_num_exp(int fd, num_exp *exp) {
- while (exp) {
- switch (exp->t) {
- case PSI_T_NUMBER:
- dprintf(fd, "%s", exp->u.numb);
- break;
- case PSI_T_NSNAME:
- dprintf(fd, "%s", exp->u.cnst->name);
- break;
- case PSI_T_NAME:
- dump_decl_var(fd, exp->u.dvar);
- break;
- EMPTY_SWITCH_DEFAULT_CASE();
- }
- if (exp->operand) {
- char op;
-
- switch (exp->operator) {
- case PSI_T_PLUS: op = '+'; break;
- case PSI_T_MINUS: op = '-'; break;
- case PSI_T_ASTERISK:op = '*'; break;
- case PSI_T_SLASH: op = '/'; break;
- EMPTY_SWITCH_DEFAULT_CASE();
+ zc.name = zend_string_dup(name, 1);
+ ZVAL_LONG(&zc.value, psi_long_num_exp(i->num, NULL));
+ zend_register_constant(&zc);
+ zend_string_release(name);
}
- dprintf(fd, " %c ", op);
}
- exp = exp->operand;
}
-}
-static inline void dump_impl_set_value(int fd, set_value *set, unsigned level) {
- size_t i;
-
- if (level > 1) {
- /* only if not directly after `set ...` */
- dump_level(fd, level);
- }
- dprintf(fd, "%s(", set->func->name);
- for (i = 0; i < set->vars->count; ++i) {
- decl_var *svar = set->vars->vars[i];
- if (i) {
- dprintf(fd, ", ");
- }
- dump_decl_var(fd, svar);
- }
- if (set->num) {
- dprintf(fd, ", ");
- dump_num_exp(fd, set->num);
- }
- if (set->inner) {
- dprintf(fd, ",\n");
- for (i = 0; i < set->count; ++i) {
- dump_impl_set_value(fd, set->inner[i], level+1);
- }
- /* only if inner stmts, i.e. with new lines, were dumped */
- dump_level(fd, level);
- }
- if (level > 1) {
- dprintf(fd, "),\n");
- } else {
- dprintf(fd, ");\n");
- }
+ return C->closures = C->ops->compile(C);
}
-void PSI_ContextDump(PSI_Context *C, int fd)
-{
- size_t i, j, k, l;
-
-#ifdef HAVE_LIBJIT
- if (C->ops == PSI_Libjit()) {
- dprintf(fd, "// psi.engine=jit\n");
- }
-#endif
-#ifdef HAVE_LIBFFI
- if (C->ops == PSI_Libffi()) {
- dprintf(fd, "// psi.engine=ffi\n");
- }
-#endif
- dprintf(fd, "\n");
-
- if (C->defs) {
- for (i = 0; i < C->defs->count; ++i) {
- decl_typedef *tdef = C->defs->list[i];
-
- dprintf(fd, "typedef ");
- dump_decl_type(fd, tdef->type);
- dprintf(fd, " %s;\n", tdef->alias);
- }
- dprintf(fd, "\n");
- }
-
- if (C->structs) {
- for (i = 0; i < C->structs->count; ++i) {
- decl_struct *strct = C->structs->list[i];
-
- dprintf(fd, "struct %s::(%zu) {\n", strct->name, strct->size);
- if (strct->args) for (j = 0; j < strct->args->count; ++j) {
- decl_arg *sarg = strct->args->args[j];
-
- dprintf(fd, "\t");
- dump_decl_arg(fd, sarg);
- dprintf(fd, "::(%zu, %zu);\n", sarg->layout->pos, sarg->layout->len);
- }
- dprintf(fd, "}\n");
- }
- dprintf(fd, "\n");
- }
- if (C->consts) {
- for (i = 0; i < C->consts->count; ++i) {
- constant *cnst = C->consts->list[i];
-
- dprintf(fd, "const %s %s = ", cnst->type->name, cnst->name);
- if (cnst->val->type == PSI_T_QUOTED_STRING) {
- dprintf(fd, "\"%s\";\n", cnst->val->text);
- } else {
- dprintf(fd, "%s;\n", cnst->val->text);
- }
- }
- dprintf(fd, "\n");
- }
- if (C->decls) {
- for (i = 0; i < C->decls->count; ++i) {
- decl *decl = C->decls->list[i];
-
- dprintf(fd, "%s ", decl->abi->convention);
- dump_decl_arg(fd, decl->func);
- dprintf(fd, "(");
- if (decl->args) {
- for (j = 0; j < decl->args->count; ++j) {
- if (j) {
- dprintf(fd, ", ");
- }
- dump_decl_arg(fd, decl->args->args[j]);
- }
- if (decl->args->varargs) {
- dprintf(fd, ", ...");
- }
- }
- dprintf(fd, ");\n");
- }
- dprintf(fd, "\n");
- }
- if (C->impls) {
- for (i = 0; i < C->impls->count; ++i) {
- impl *impl = C->impls->list[i];
-
- dprintf(fd, "function %s(", impl->func->name);
- if (impl->func->args) {
- for (j = 0; j < impl->func->args->count; ++j) {
- impl_arg *iarg = impl->func->args->args[j];
-
- dprintf(fd, "%s%s %s$%s",
- j ? ", " : "",
- iarg->type->name,
- iarg->var->reference ? "&" : "",
- iarg->var->name);
- if (iarg->def) {
- dprintf(fd, " = %s", iarg->def->text);
- }
- }
- if (impl->func->args->vararg.name) {
- impl_arg *vararg = impl->func->args->vararg.name;
- dprintf(fd, ", %s %s...$%s",
- vararg->type->name,
- vararg->var->reference ? "&" : "",
- vararg->var->name);
- }
- }
- dprintf(fd, ") : %s%s {\n",
- impl->func->return_reference ? "&":"",
- impl->func->return_type->name);
- if (impl->stmts) {
- for (j = 0; j < impl->stmts->let.count; ++j) {
- let_stmt *let = impl->stmts->let.list[j];
-
- dprintf(fd, "\tlet %s", let->var->name);
- if (let->val) {
- dprintf(fd, " = %s", let->val->flags.one.is_reference ? "&" : "");
- switch (let->val->kind) {
- case PSI_LET_NULL:
- dprintf(fd, "NULL");
- break;
- case PSI_LET_TMP:
- dump_decl_var(fd, let->val->data.var);
- break;
- case PSI_LET_CALLOC:
- dprintf(fd, "calloc(");
- dump_num_exp(fd, let->val->data.alloc->nmemb);
- dprintf(fd, ", ");
- dump_num_exp(fd, let->val->data.alloc->size);
- dprintf(fd, ")");
- break;
- case PSI_LET_FUNC:
- dprintf(fd, "%s($%s)", let->val->data.func->name,
- let->val->data.func->var->name);
- break;
-
- EMPTY_SWITCH_DEFAULT_CASE();
- }
- dprintf(fd, ";\n");
- }
- }
- for (j = 0; j < impl->stmts->ret.count; ++j) {
- return_stmt *ret = impl->stmts->ret.list[j];
- dprintf(fd, "\treturn ");
- dump_impl_set_value(fd, ret->set, 1);
- }
- for (j = 0; j < impl->stmts->set.count; ++j) {
- set_stmt *set = impl->stmts->set.list[j];
-
- dprintf(fd, "\tset $%s = ", set->var->name);
- dump_impl_set_value(fd, set->val, 1);
- }
- for (j = 0; j < impl->stmts->fre.count; ++j) {
- free_stmt *fre = impl->stmts->fre.list[j];
-
- dprintf(fd, "\tfree ");
- for (k = 0; k < fre->calls->count; ++k) {
- free_call *call = fre->calls->list[k];
-
- if (k) {
- dprintf(fd, ", ");
- }
- dprintf(fd, "%s(", call->func);
- for (l = 0; l < call->vars->count; ++l) {
- decl_var *fvar = call->vars->vars[l];
-
- dump_decl_var(fd, fvar);
- }
- dprintf(fd, ");\n");
- }
- }
- }
- dprintf(fd, "}\n");
- }
- dprintf(fd, "\n");
- }
+void psi_context_call(struct psi_context *C, struct decl_callinfo *decl_call, struct impl_vararg *va)
+{
+ C->ops->call(C, decl_call, va);
}
-void PSI_ContextDtor(PSI_Context *C)
+
+void psi_context_dtor(struct psi_context *C)
{
size_t i;
zend_function_entry *zfe;
if (C->data) {
for (i = 0; i < C->count; ++i) {
- PSI_DataDtor(&C->data[i]);
+ psi_data_dtor(&C->data[i]);
}
free(C->data);
}
}
free(C->structs);
}
+ if (C->unions) {
+ if (C->unions->list) {
+ free(C->unions->list);
+ }
+ free(C->unions);
+ }
+ if (C->enums) {
+ if (C->enums->list) {
+ free(C->enums->list);
+ }
+ free(C->enums);
+ }
if (C->decls) {
if (C->decls->list) {
free(C->decls->list);
memset(C, 0, sizeof(*C));
}
-void PSI_ContextFree(PSI_Context **C)
+void psi_context_free(struct psi_context **C)
{
if (*C) {
- PSI_ContextDtor(*C);
+ psi_context_dtor(*C);
free(*C);
*C = NULL;
}
}
+
+int psi_context_validate(struct psi_context *C, struct psi_parser *P)
+{
+ struct psi_data *D;
+ void *dlopened = NULL;
+ 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 flags = C->flags;
+
+ C->data = realloc(C->data, C->count * sizeof(*C->data));
+ D = psi_data_exchange(&C->data[count], PSI_DATA(P));
+
+#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 (!(flags & PSI_PARSER_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]);
+ }
+ }
+ 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]);
+ }
+ }
+ 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 && !(flags & PSI_PARSER_SILENT)) {
+ C->flags ^= PSI_PARSER_SILENT;
+ }
+ }
+
+ C->flags = flags;
+
+ 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]);
+ }
+ }
+ }
+
+ if (!validate_file(D, &dlopened)) {
+ return 0;
+ }
+
+ add_decl_lib(&C->psi.libs, dlopened);
+
+ if (D->decls) {
+ 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) {
+ 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]);
+ }
+ }
+ }
+
+ return 1;
+}
+
+int psi_context_validate_data(struct psi_data *dest, struct psi_data *source)
+{
+ size_t i;
+ int errors = 0;
+
+ if (source->defs) for (i = 0; i < source->defs->count; ++i) {
+ decl_arg *def = source->defs->list[i];
+
+ if (validate_decl_typedef(source, def)) {
+ if (dest) {
+ dest->defs = add_decl_typedef(dest->defs, def);
+ }
+ } else {
+ ++errors;
+ }
+ }
+
+ if (source->consts) for (i = 0; i < source->consts->count; ++i) {
+ constant *constant = source->consts->list[i];
+
+ if (validate_constant(source, constant)) {
+ if (dest) {
+ dest->consts = add_constant(dest->consts, constant);
+ }
+ } else {
+ ++errors;
+ }
+ }
+
+ if (source->structs) for (i = 0; i < source->structs->count; ++i) {
+ decl_struct *dstruct = source->structs->list[i];
+
+ if (validate_decl_struct(source, dstruct)) {
+ if (dest) {
+ dest->structs = add_decl_struct(dest->structs, dstruct);
+ }
+ } else {
+ ++errors;
+ }
+ }
+
+ 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];
+
+ if (validate_decl_enum(source, denum)) {
+ if (dest) {
+ dest->enums = add_decl_enum(dest->enums, denum);
+ }
+ } else {
+ ++errors;
+ }
+ }
+
+ if (source->decls) for (i = 0; i < source->decls->count; ++i) {
+ decl *decl = source->decls->list[i];
+
+ if (validate_decl(source, NULL, decl)) {
+ if (dest) {
+ dest->decls = add_decl(dest->decls, decl);
+ }
+ } else {
+ ++errors;
+ }
+ }
+
+ if (source->impls) for (i = 0; i < source->impls->count; ++i) {
+ impl *impl = source->impls->list[i];
+
+ if (validate_impl(source, impl)) {
+ if (dest) {
+ dest->impls = add_impl(dest->impls, impl);
+ }
+ } else {
+ ++errors;
+ }
+ }
+
+ return errors;
+}
+
+static inline void dump_data(int fd, struct psi_data *D) {
+ if (D->psi.file.fn) {
+ dprintf(fd, "// psi.filename=%s\n", D->psi.file.fn);
+ if (D->psi.file.ln) {
+ dprintf(fd, "lib \"%s\";\n", D->psi.file.ln);
+ }
+ } else {
+ dprintf(fd, "// builtin predef\n");
+ }
+ if (D->defs) {
+ dump_decl_typedefs(fd, D->defs);
+ dprintf(fd, "\n");
+ }
+ if (D->unions) {
+ dump_decl_unions(fd, D->unions);
+ dprintf(fd, "\n");
+ }
+ if (D->structs) {
+ dump_decl_structs(fd, D->structs);
+ dprintf(fd, "\n");
+ }
+ if (D->enums) {
+ dump_decl_enums(fd, D->enums);
+ dprintf(fd, "\n");
+ }
+ if (D->consts) {
+ dump_constants(fd, D->consts);
+ dprintf(fd, "\n");
+ }
+ if (D->decls) {
+ dump_decls(fd, D->decls);
+ dprintf(fd, "\n");
+ }
+ if (D->impls) {
+ dump_impls(fd, D->impls);
+ dprintf(fd, "\n");
+ }
+}
+
+void psi_context_dump(struct psi_context *C, int fd)
+{
+ size_t i;
+
+#ifdef HAVE_LIBJIT
+ if (C->ops == psi_libjit_ops()) {
+ dprintf(fd, "// psi.engine=jit\n");
+ }
+#endif
+#ifdef HAVE_LIBFFI
+ if (C->ops == psi_libffi_ops()) {
+ dprintf(fd, "// psi.engine=ffi\n");
+ }
+#endif
+ dprintf(fd, "\n");
+
+ for (i = 0; i < C->count; ++i) {
+ dump_data(fd, &C->data[i]);
+ }
+
+}