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-rw-r--r--safercpp/safercpp-arr.cpp216
1 files changed, 148 insertions, 68 deletions
diff --git a/safercpp/safercpp-arr.cpp b/safercpp/safercpp-arr.cpp
index e0f51db..0537b60 100644
--- a/safercpp/safercpp-arr.cpp
+++ b/safercpp/safercpp-arr.cpp
@@ -337,6 +337,9 @@ public:
const std::string& current() const {
return m_current;
}
+ const std::string& original() const {
+ return m_original;
+ }
private:
std::string m_original;
@@ -799,6 +802,7 @@ public:
std::string m_initializer_info_str;
bool m_original_initialization_has_been_noted = false;
std::string m_original_initialization_expr_str;
+ bool m_original_initialization_expr_is_a_constructor_call = false;
bool m_original_source_text_has_been_noted = false;
std::string m_original_source_text_str;
@@ -1389,6 +1393,7 @@ public:
std::string m_post_name_suffix_str;
std::string m_action_species;
bool m_direct_type_must_be_non_const = false;
+ bool m_changed_from_original = false;
};
static CTypeIndirectionPrefixAndSuffixItem generate_type_indirection_prefix_and_suffix(CIndirectionStateStack& indirection_state_stack,
@@ -1403,11 +1408,15 @@ static CTypeIndirectionPrefixAndSuffixItem generate_type_indirection_prefix_and_
if (true) {
for (size_t i = 0; i < indirection_state_stack.size(); i += 1) {
+ bool l_changed_from_original = (indirection_state_stack[i].current() != indirection_state_stack[i].original());
+
bool is_char_star = false;
bool is_function_pointer = false;
bool is_last_indirection = (indirection_state_stack.size() == (i+1));
if (is_last_indirection && (direct_type_is_char_type)) {
is_char_star = true;
+ /* For the moment, we leave "char *" types alone. This will changeat some point. */
+ l_changed_from_original = ("native pointer" != indirection_state_stack[i].original());
} else if (is_last_indirection && direct_type_is_function_type) {
is_function_pointer = true;
} else if ((!is_last_indirection) && indirection_state_stack[i+1].current_is_function_type()) {
@@ -1466,6 +1475,7 @@ static CTypeIndirectionPrefixAndSuffixItem generate_type_indirection_prefix_and_
suffix_str = "[" + size_text + "]" + suffix_str;
}
} else {
+ l_changed_from_original = true;
if (is_a_function_parameter) {
prefix_str = prefix_str + "mse::TNullableAnyRandomAccessIterator<";
suffix_str = ", " + size_text + "> " + suffix_str;
@@ -1487,11 +1497,13 @@ static CTypeIndirectionPrefixAndSuffixItem generate_type_indirection_prefix_and_
suffix_str = "* " + suffix_str;
retval.m_action_species = "char*";
} else if (is_function_pointer) {
+ l_changed_from_original = true;
prefix_str = prefix_str + "std::function<";
suffix_str = "> " + suffix_str;
retval.m_action_species = "function pointer to std::function";
} else {
if (false/*for now*/) {
+ l_changed_from_original = true;
prefix_str = prefix_str + "mse::TAnyPointer<";
suffix_str = "> " + suffix_str;
retval.m_action_species = "native pointer to TAnyPointer";
@@ -1503,14 +1515,23 @@ static CTypeIndirectionPrefixAndSuffixItem generate_type_indirection_prefix_and_
}
} else if ("malloc target" == indirection_state_stack[i].current()) {
/* We'll just leaving it as a native pointer for now. Ultimately, this won't be the case. */
+ if ("native pointer" == indirection_state_stack[i].original()) {
+ l_changed_from_original = false;
+ }
//prefix_str = prefix_str + "";
suffix_str = "* " + suffix_str;
retval.m_action_species = "malloc target";
+ } else {
+ int q = 5;
}
+
+ changed_from_original |= l_changed_from_original;
}
}
retval.m_prefix_str = prefix_str;
retval.m_suffix_str = suffix_str;
+ retval.m_post_name_suffix_str = post_name_suffix_str;
+ retval.m_changed_from_original = changed_from_original;
return retval;
}
@@ -1558,7 +1579,7 @@ static CDeclarationReplacementCodeItem generate_declaration_replacement_code(con
}
if ("" == variable_name) {
int q = 7;
- } else if ("bitlen_ll" == variable_name) {
+ } else if ("out" == variable_name) {
int q = 5;
}
@@ -1572,6 +1593,7 @@ static CDeclarationReplacementCodeItem generate_declaration_replacement_code(con
bool is_member = false;
bool is_vardecl = false;
std::string initialization_expr_str;
+ bool initialization_expr_is_a_constructor_call = false;
bool is_function = DD->isFunctionOrFunctionTemplate();
auto VD = dynamic_cast<const clang::VarDecl *>(DD);
@@ -1601,10 +1623,15 @@ static CDeclarationReplacementCodeItem generate_declaration_replacement_code(con
auto init_expr_source_range = nice_source_range(pInitExpr->getSourceRange(), Rewrite);
if (init_expr_source_range.isValid()) {
initialization_expr_str = Rewrite.getRewrittenText(init_expr_source_range);
- if (variable_name == initialization_expr_str) {
- /* We encountered a weird bug where the initialization expression sometimes
- * was indicated as being present and the source range set to the variable name
- * when actually no initialization expression was present in the original source. */
+ if (pInitExpr->IgnoreImplicit()->getStmtClass() == pInitExpr->CXXConstructExprClass) {
+ initialization_expr_is_a_constructor_call = true;
+ if (string_begins_with(initialization_expr_str, variable_name)) {
+ initialization_expr_str = initialization_expr_str.substr(variable_name.length());
+ } else {
+ int q = 5;
+ }
+ } else if (variable_name == initialization_expr_str) {
+ /* Does this ever occur? */
initialization_expr_str = "";
}
} else {
@@ -1614,6 +1641,7 @@ static CDeclarationReplacementCodeItem generate_declaration_replacement_code(con
int q = 3;
}
ddcs_ref.m_original_initialization_expr_str = initialization_expr_str;
+ ddcs_ref.m_original_initialization_expr_is_a_constructor_call = initialization_expr_is_a_constructor_call;
}
ddcs_ref.m_original_initialization_has_been_noted = true;
}
@@ -1724,14 +1752,18 @@ static CDeclarationReplacementCodeItem generate_declaration_replacement_code(con
if (!discard_initializer_option_flag) {
initializer_append_str = ddcs_ref.m_initializer_info_str;
if (("" == initializer_append_str) && ("" != initialization_expr_str)) {
- initializer_append_str = " = " + initialization_expr_str;
+ if (ddcs_ref.m_original_initialization_expr_is_a_constructor_call) {
+ initializer_append_str = initialization_expr_str;
+ } else {
+ initializer_append_str = " = " + initialization_expr_str;
+ }
}
}
- if (("" != prefix_str) || ("" != suffix_str)/* || ("" != post_name_suffix_str)*/) {
+ //if (("" != prefix_str) || ("" != suffix_str)/* || ("" != post_name_suffix_str)*/)
+ if (res4.m_changed_from_original) {
changed_from_original = true;
- } else if (("" != ddcs_ref.m_initializer_info_str) ||
- (discard_initializer_option_flag)) {
+ } else if (("" != ddcs_ref.m_initializer_info_str) || (discard_initializer_option_flag)) {
changed_from_original = true;
} else if (2 <= IndividualDeclaratorDecls(DD, Rewrite).size()) {
/* There is more than one declaration in the declaration statement. We split
@@ -2968,6 +3000,7 @@ struct CAllocFunctionInfo {
bool m_seems_to_be_some_kind_of_realloc = false;
clang::CallExpr::const_arg_iterator m_num_bytes_arg_iter;
std::string m_num_bytes_arg_source_text;
+ std::string m_realloc_pointer_arg_source_text;
};
CAllocFunctionInfo analyze_malloc_resemblance(const clang::CallExpr& call_expr, Rewriter &Rewrite) {
CAllocFunctionInfo retval;
@@ -2986,8 +3019,15 @@ CAllocFunctionInfo analyze_malloc_resemblance(const clang::CallExpr& call_expr,
&& (0 == lc_function_name.compare(lc_function_name.size() - realloc_str.size(), realloc_str.size(), realloc_str)));
bool still_potentially_valid1 = (ends_with_alloc && (1 == num_args)) || (ends_with_realloc && (2 == num_args));
if (still_potentially_valid1) {
+ std::string realloc_pointer_arg_source_text;
auto arg_iter = CE->arg_begin();
+
if (ends_with_realloc) {
+ auto arg_source_range = nice_source_range((*arg_iter)->getSourceRange(), Rewrite);
+ if (arg_source_range.isValid()) {
+ realloc_pointer_arg_source_text = Rewrite.getRewrittenText(arg_source_range);
+ }
+
arg_iter++;
}
bool argIsIntegerType = false;
@@ -3050,6 +3090,7 @@ CAllocFunctionInfo analyze_malloc_resemblance(const clang::CallExpr& call_expr,
retval.m_num_bytes_arg_source_text = arg_source_text;
if (ends_with_realloc) {
retval.m_seems_to_be_some_kind_of_realloc = true;
+ retval.m_realloc_pointer_arg_source_text = realloc_pointer_arg_source_text;
}
}
}
@@ -3222,6 +3263,16 @@ public:
}
}
+ if (llvm::isa<const clang::CallExpr>(RHS->IgnoreParenCasts())) {
+ auto CE = llvm::cast<const clang::CallExpr>(RHS->IgnoreParenCasts());
+ auto alloc_function_info1 = analyze_malloc_resemblance(*CE, Rewrite);
+ if (alloc_function_info1.m_seems_to_be_some_kind_of_malloc_or_realloc) {
+ /* This seems to be some kind of malloc/realloc function. These case should not be
+ * handled here. They are handled elsewhere. */
+ return;
+ }
+ }
+
if (ConvertToSCPP && (rhs_res2.ddecl_conversion_state_ptr) && lhs_is_an_indirect_type) {
for (size_t i = 0; (rhs_res2.indirection_level + i < ddcs_ref.m_indirection_state_stack.size())
&& (rhs_res2.indirection_level + i < (*(rhs_res2.ddecl_conversion_state_ptr)).m_indirection_state_stack.size()); i += 1) {
@@ -3655,17 +3706,24 @@ public:
}
}
if ("" != element_type_str) {
- num_elements_text = "(";
- num_elements_text += alloc_function_info1.m_num_bytes_arg_source_text;
- if (true || (("void" != element_type_str) && ("const void" != element_type_str))) {
- num_elements_text += ") / sizeof(";
- num_elements_text += element_type_str;
+ std::string initializer_info_str;
+
+ if (alloc_function_info1.m_seems_to_be_some_kind_of_realloc) {
+ initializer_info_str = " = MSE_LH_REALLOC(" + element_type_str + ", " + alloc_function_info1.m_realloc_pointer_arg_source_text;
+ initializer_info_str += ", " + alloc_function_info1.m_num_bytes_arg_source_text + ")";
} else {
- /* todo: something */
- }
- num_elements_text += ")";
+ num_elements_text = "(";
+ num_elements_text += alloc_function_info1.m_num_bytes_arg_source_text;
+ if (true || (("void" != element_type_str) && ("const void" != element_type_str))) {
+ num_elements_text += ") / sizeof(";
+ num_elements_text += element_type_str;
+ } else {
+ /* todo: something */
+ }
+ num_elements_text += ")";
- std::string initializer_info_str = "(" + num_elements_text + ")";
+ initializer_info_str = "(" + num_elements_text + ")";
+ }
auto decl_source_location_str = decl_source_range.getBegin().printToString(*MR.SourceManager);
std::string decl_source_text;
@@ -4150,10 +4208,15 @@ public:
if ("" != lhs_element_type_str) {
if (ConvertToSCPP && (lhs_res2.ddecl_conversion_state_ptr) && lhs_is_an_indirect_type) {
+ std::string bo_replacement_code;
+
std::string opcode_str = BO->getOpcodeStr();
+ if ("==" == opcode_str) {
+ bo_replacement_code += "!";
+ } else { assert("!=" == opcode_str); }
auto lhs_source_text = Rewrite.getRewrittenText(lhs_source_range);
- std::string bo_replacement_code = "bool(" + lhs_source_text + ")";
+ bo_replacement_code += "bool(" + lhs_source_text + ")";
auto cr_shptr = std::make_shared<CExprTextReplacementAction>(Rewrite, MR, CDDeclIndirection(*(lhs_res2.ddecl_cptr), lhs_res2.indirection_level), BO, bo_replacement_code);
@@ -4922,6 +4985,16 @@ public:
}
}
+ if (llvm::isa<const clang::CallExpr>(RHS->IgnoreParenCasts())) {
+ auto CE = llvm::cast<const clang::CallExpr>(RHS->IgnoreParenCasts());
+ auto alloc_function_info1 = analyze_malloc_resemblance(*CE, Rewrite);
+ if (alloc_function_info1.m_seems_to_be_some_kind_of_malloc_or_realloc) {
+ /* This seems to be some kind of malloc/realloc function. These case should not be
+ * handled here. They are handled elsewhere. */
+ return;
+ }
+ }
+
if (ConvertToSCPP && (lhs_res2.ddecl_conversion_state_ptr) && (rhs_res2.ddecl_conversion_state_ptr) && lhs_is_an_indirect_type) {
for (size_t i = 0; (rhs_res2.indirection_level + i < (*(lhs_res2.ddecl_conversion_state_ptr)).m_indirection_state_stack.size())
&& (rhs_res2.indirection_level + i < (*(rhs_res2.ddecl_conversion_state_ptr)).m_indirection_state_stack.size()); i += 1) {
@@ -5029,7 +5102,7 @@ public:
return void();
}
- if ("zlib_decompress" == function_name) {
+ if ("decode" == function_name) {
int q = 5;
}
@@ -5201,61 +5274,63 @@ public:
update_declaration(*(ddcs_ref.m_ddecl_cptr), Rewrite, m_state1);
}
- if (ConvertToSCPP && (rhs_res2.ddecl_conversion_state_ptr) && lhs_is_an_indirect_type) {
- int max_indirection_level1 = int((*(rhs_res2.ddecl_conversion_state_ptr)).m_indirection_state_stack.size())
- - int(rhs_res2.indirection_level);
- int int_max_indirection_level = std::min(int(ddcs_ref.m_indirection_state_stack.size()) - int(lhs_indirection_level_adjustment), max_indirection_level1);
- size_t szt_max_indirection_level = 0;
- if (0 <= int_max_indirection_level) {
- szt_max_indirection_level = size_t(int_max_indirection_level);
- }
+ if (ConvertToSCPP && lhs_is_an_indirect_type) {
+ if (rhs_res2.ddecl_conversion_state_ptr) {
+ int max_indirection_level1 = int((*(rhs_res2.ddecl_conversion_state_ptr)).m_indirection_state_stack.size())
+ - int(rhs_res2.indirection_level);
+ int int_max_indirection_level = std::min(int(ddcs_ref.m_indirection_state_stack.size()) - int(lhs_indirection_level_adjustment), max_indirection_level1);
+ size_t szt_max_indirection_level = 0;
+ if (0 <= int_max_indirection_level) {
+ szt_max_indirection_level = size_t(int_max_indirection_level);
+ }
- for (size_t i = 0; (i < szt_max_indirection_level); i += 1) {
- {
- /* Here we're establishing and "enforcing" the constraint that the rhs value must
- * be of an (array) type that can be assigned to the lhs. */
- std::shared_ptr<CArray2ReplacementAction> cr_shptr;
- if (1 > (i + lhs_indirection_level_adjustment)) {
- cr_shptr = std::make_shared<CAssignmentTargetConstrainsSourceArray2ReplacementAction>(Rewrite, MR,
- CDDeclIndirection(*param_VD, i + lhs_indirection_level_adjustment), CDDeclIndirection(*(rhs_res2.ddecl_cptr), rhs_res2.indirection_level + i));
- } else {
- /* Levels of indirection beyond the first one must be of the same type,
- * not just of "compatible" types. */
- cr_shptr = std::make_shared<CSameTypeArray2ReplacementAction>(Rewrite, MR,
- CDDeclIndirection(*param_VD, i + lhs_indirection_level_adjustment), CDDeclIndirection(*(rhs_res2.ddecl_cptr), rhs_res2.indirection_level + i));
- }
+ for (size_t i = 0; (i < szt_max_indirection_level); i += 1) {
+ {
+ /* Here we're establishing and "enforcing" the constraint that the rhs value must
+ * be of an (array) type that can be assigned to the lhs. */
+ std::shared_ptr<CArray2ReplacementAction> cr_shptr;
+ if (1 > (i + lhs_indirection_level_adjustment)) {
+ cr_shptr = std::make_shared<CAssignmentTargetConstrainsSourceArray2ReplacementAction>(Rewrite, MR,
+ CDDeclIndirection(*param_VD, i + lhs_indirection_level_adjustment), CDDeclIndirection(*(rhs_res2.ddecl_cptr), rhs_res2.indirection_level + i));
+ } else {
+ /* Levels of indirection beyond the first one must be of the same type,
+ * not just of "compatible" types. */
+ cr_shptr = std::make_shared<CSameTypeArray2ReplacementAction>(Rewrite, MR,
+ CDDeclIndirection(*param_VD, i + lhs_indirection_level_adjustment), CDDeclIndirection(*(rhs_res2.ddecl_cptr), rhs_res2.indirection_level + i));
+ }
- if (ddcs_ref.has_been_determined_to_be_an_array(i + lhs_indirection_level_adjustment)) {
- (*cr_shptr).do_replacement(m_state1);
- if (!(ddcs_ref.has_been_determined_to_be_a_dynamic_array(i + lhs_indirection_level_adjustment))) {
+ if (ddcs_ref.has_been_determined_to_be_an_array(i + lhs_indirection_level_adjustment)) {
+ (*cr_shptr).do_replacement(m_state1);
+ if (!(ddcs_ref.has_been_determined_to_be_a_dynamic_array(i + lhs_indirection_level_adjustment))) {
+ m_state1.m_dynamic_array2_contingent_replacement_map.insert(cr_shptr);
+ }
+ } else {
+ m_state1.m_array2_contingent_replacement_map.insert(cr_shptr);
m_state1.m_dynamic_array2_contingent_replacement_map.insert(cr_shptr);
}
- } else {
- m_state1.m_array2_contingent_replacement_map.insert(cr_shptr);
- m_state1.m_dynamic_array2_contingent_replacement_map.insert(cr_shptr);
- }
- }
- {
- /* Here we're establishing the constraint in the opposite direction as well. */
- std::shared_ptr<CArray2ReplacementAction> cr_shptr;
- if (1 > (i + lhs_indirection_level_adjustment)) {
- cr_shptr = std::make_shared<CAssignmentSourceConstrainsTargetArray2ReplacementAction>(Rewrite, MR,
- CDDeclIndirection(*(rhs_res2.ddecl_cptr), rhs_res2.indirection_level + i), CDDeclIndirection(*param_VD, i + lhs_indirection_level_adjustment));
- } else {
- /* Levels of indirection beyond the first one must be of the same type,
- * not just of "compatible" types. */
- cr_shptr = std::make_shared<CSameTypeArray2ReplacementAction>(Rewrite, MR,
- CDDeclIndirection(*(rhs_res2.ddecl_cptr), rhs_res2.indirection_level + i), CDDeclIndirection(*param_VD, i + lhs_indirection_level_adjustment));
}
+ {
+ /* Here we're establishing the constraint in the opposite direction as well. */
+ std::shared_ptr<CArray2ReplacementAction> cr_shptr;
+ if (1 > (i + lhs_indirection_level_adjustment)) {
+ cr_shptr = std::make_shared<CAssignmentSourceConstrainsTargetArray2ReplacementAction>(Rewrite, MR,
+ CDDeclIndirection(*(rhs_res2.ddecl_cptr), rhs_res2.indirection_level + i), CDDeclIndirection(*param_VD, i + lhs_indirection_level_adjustment));
+ } else {
+ /* Levels of indirection beyond the first one must be of the same type,
+ * not just of "compatible" types. */
+ cr_shptr = std::make_shared<CSameTypeArray2ReplacementAction>(Rewrite, MR,
+ CDDeclIndirection(*(rhs_res2.ddecl_cptr), rhs_res2.indirection_level + i), CDDeclIndirection(*param_VD, i + lhs_indirection_level_adjustment));
+ }
- if ((*(rhs_res2.ddecl_conversion_state_ptr)).has_been_determined_to_be_an_array(rhs_res2.indirection_level + i)) {
- (*cr_shptr).do_replacement(m_state1);
- if (!((*(rhs_res2.ddecl_conversion_state_ptr)).has_been_determined_to_be_a_dynamic_array(rhs_res2.indirection_level + i))) {
+ if ((*(rhs_res2.ddecl_conversion_state_ptr)).has_been_determined_to_be_an_array(rhs_res2.indirection_level + i)) {
+ (*cr_shptr).do_replacement(m_state1);
+ if (!((*(rhs_res2.ddecl_conversion_state_ptr)).has_been_determined_to_be_a_dynamic_array(rhs_res2.indirection_level + i))) {
+ m_state1.m_dynamic_array2_contingent_replacement_map.insert(cr_shptr);
+ }
+ } else {
+ m_state1.m_array2_contingent_replacement_map.insert(cr_shptr);
m_state1.m_dynamic_array2_contingent_replacement_map.insert(cr_shptr);
}
- } else {
- m_state1.m_array2_contingent_replacement_map.insert(cr_shptr);
- m_state1.m_dynamic_array2_contingent_replacement_map.insert(cr_shptr);
}
}
}
@@ -6295,6 +6370,9 @@ public:
bool filename_is_invalid = false;
std::string full_path_name = m_Rewriter_ref.getSourceMgr().getBufferName(Loc, &filename_is_invalid);
+ if (string_begins_with(full_path_name, "/home")) {
+ int q = 5;
+ }
if (PPCallbacks::FileChangeReason::EnterFile == Reason) {
auto fii_iter = m_first_include_info_map.find(Loc);
@@ -6328,7 +6406,9 @@ public:
class MyFrontendAction : public ASTFrontendAction
{
public:
- MyFrontendAction() {}
+ MyFrontendAction() {
+ int q = 5;
+ }
~MyFrontendAction() {
if (ConvertToSCPP) {
auto res = overwriteChangedFiles();
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-27 06:11:46 +0000