X-Git-Url: https://git.saurik.com/cycript.git/blobdiff_plain/ea2d184cbcdf25cfa51727f175356fe2ee211136..2ca4dab349cc3f91032b17ced6b76023b4e67115:/sig/ffi_type.cpp diff --git a/sig/ffi_type.cpp b/sig/ffi_type.cpp index 49e4084..0cd7981 100644 --- a/sig/ffi_type.cpp +++ b/sig/ffi_type.cpp @@ -1,11 +1,48 @@ -#include "minimal/stdlib.h" +/* Cycript - Optimizing JavaScript Compiler/Runtime + * Copyright (C) 2009-2014 Jay Freeman (saurik) +*/ + +/* GNU Affero General Public License, Version 3 {{{ */ +/* + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU Affero General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Affero General Public License for more details. + + * You should have received a copy of the GNU Affero General Public License + * along with this program. If not, see . +**/ +/* }}} */ + +#include "Error.hpp" #include "sig/ffi_type.hpp" #include "sig/types.hpp" +#define ffi_type_slonglong ffi_type_sint64 +#define ffi_type_ulonglong ffi_type_uint64 + namespace sig { -ffi_type *sig_objc_ffi_type(apr_pool_t *pool, struct Type *type) { +void sig_ffi_types( + CYPool &pool, + ffi_type *(*sig_ffi_type)(CYPool &, struct Type *), + struct Signature *signature, + ffi_type **types, + size_t skip = 0, + size_t offset = 0 +) { + _assert(signature->count >= skip); + for (size_t index = skip; index != signature->count; ++index) + types[index - skip + offset] = (*sig_ffi_type)(pool, signature->elements[index].type); +} + +ffi_type *ObjectiveC(CYPool &pool, struct Type *type) { switch (type->primitive) { case typename_P: return &ffi_type_pointer; @@ -16,18 +53,32 @@ ffi_type *sig_objc_ffi_type(apr_pool_t *pool, struct Type *type) { case string_P: return &ffi_type_pointer; case selector_P: return &ffi_type_pointer; + case block_P: return &ffi_type_pointer; case object_P: return &ffi_type_pointer; case boolean_P: return &ffi_type_uchar; case uchar_P: return &ffi_type_uchar; case uint_P: return &ffi_type_uint; case ulong_P: return &ffi_type_ulong; - case ulonglong_P: return &ffi_type_ulong; + case ulonglong_P: return &ffi_type_ulonglong; case ushort_P: return &ffi_type_ushort; - case array_P: - /* XXX: implement */ - _assert(false); - break; + case array_P: { + // XXX: this is really lame + ffi_type *aggregate(new(pool) ffi_type()); + aggregate->size = 0; + aggregate->alignment = 0; + aggregate->type = FFI_TYPE_STRUCT; + + ffi_type *element(ObjectiveC(pool, type->data.data.type)); + size_t size(type->data.data.size); + + aggregate->elements = new(pool) ffi_type *[size + 1]; + for (size_t i(0); i != size; ++i) + aggregate->elements[i] = element; + aggregate->elements[size] = NULL; + + return aggregate; + } break; case pointer_P: return &ffi_type_pointer; @@ -40,20 +91,20 @@ ffi_type *sig_objc_ffi_type(apr_pool_t *pool, struct Type *type) { case double_P: return &ffi_type_double; case float_P: return &ffi_type_float; case int_P: return &ffi_type_sint; - case long_P: return &ffi_type_sint; - case longlong_P: return &ffi_type_slong; + case long_P: return &ffi_type_slong; + case longlong_P: return &ffi_type_slonglong; case short_P: return &ffi_type_sshort; case void_P: return &ffi_type_void; case struct_P: { - ffi_type *aggregate = reinterpret_cast(apr_palloc(pool, sizeof(ffi_type))); + ffi_type *aggregate(new(pool) ffi_type()); aggregate->size = 0; aggregate->alignment = 0; aggregate->type = FFI_TYPE_STRUCT; - aggregate->elements = reinterpret_cast(apr_palloc(pool, (type->data.signature.count + 1) * sizeof(ffi_type *))); - sig_ffi_types(pool, &sig_objc_ffi_type, &type->data.signature, aggregate->elements, 0, 0); + aggregate->elements = new(pool) ffi_type *[type->data.signature.count + 1]; + sig_ffi_types(pool, &ObjectiveC, &type->data.signature, aggregate->elements); aggregate->elements[type->data.signature.count] = NULL; return aggregate; @@ -65,31 +116,29 @@ ffi_type *sig_objc_ffi_type(apr_pool_t *pool, struct Type *type) { } } -ffi_type *sig_java_ffi_type(apr_pool_t *pool, struct Type *type) { +ffi_type *Java(CYPool &pool, struct Type *type) { switch (type->primitive) { case typename_P: return &ffi_type_pointer; - case union_P: return &ffi_type_pointer; + case union_P: _assert(false); break; case string_P: return &ffi_type_pointer; case selector_P: return &ffi_type_pointer; + case block_P: return &ffi_type_pointer; case object_P: return &ffi_type_pointer; case boolean_P: return &ffi_type_uchar; case uchar_P: return &ffi_type_uchar; case uint_P: return &ffi_type_uint; case ulong_P: return &ffi_type_ulong; - case ulonglong_P: return &ffi_type_ulong; + case ulonglong_P: return &ffi_type_ulonglong; case ushort_P: return &ffi_type_ushort; case array_P: return &ffi_type_pointer; case pointer_P: return &ffi_type_pointer; - - /* XXX: bit type */ - case bit_P: return &ffi_type_uint; - + case bit_P: _assert(false); break; case char_P: return &ffi_type_schar; case double_P: return &ffi_type_double; case float_P: return &ffi_type_double; case int_P: return &ffi_type_sint; - case long_P: return &ffi_type_sint; - case longlong_P: return &ffi_type_slong; + case long_P: return &ffi_type_slong; + case longlong_P: return &ffi_type_slonglong; case short_P: return &ffi_type_sshort; case void_P: return &ffi_type_void; case struct_P: return &ffi_type_pointer; @@ -100,33 +149,20 @@ ffi_type *sig_java_ffi_type(apr_pool_t *pool, struct Type *type) { } } -void sig_ffi_types( - apr_pool_t *pool, - ffi_type *(*sig_ffi_type)(apr_pool_t *, struct Type *), - struct Signature *signature, - ffi_type **ffi_types, - size_t skip, - size_t offset -) { - _assert(signature->count >= skip); - for (size_t index = skip; index != signature->count; ++index) - ffi_types[index - skip + offset] = (*sig_ffi_type)(pool, signature->elements[index].type); -} - void sig_ffi_cif( - apr_pool_t *pool, - ffi_type *(*sig_ffi_type)(apr_pool_t *, struct Type *), + CYPool &pool, + ffi_type *(*sig_ffi_type)(CYPool &, struct Type *), struct Signature *signature, - ffi_cif *ffi_cif, + ffi_cif *cif, size_t skip, ffi_type **types, size_t offset ) { if (types == NULL) - types = reinterpret_cast(apr_palloc(pool, (signature->count - 1) * sizeof(ffi_type *))); + types = new(pool) ffi_type *[signature->count - 1]; ffi_type *type = (*sig_ffi_type)(pool, signature->elements[0].type); sig_ffi_types(pool, sig_ffi_type, signature, types, 1 + skip, offset); - ffi_status status = ffi_prep_cif(ffi_cif, FFI_DEFAULT_ABI, signature->count - 1 - skip + offset, type, types); + ffi_status status = ffi_prep_cif(cif, FFI_DEFAULT_ABI, signature->count - 1 - skip + offset, type, types); _assert(status == FFI_OK); }