| 40 | } |
| 41 | |
| 42 | int MemScanner::first_scan(int mem_flags, int type, int align, CompareType ct, CompareOperator co, MemValueType cv, MemValueType dv, uintptr_t begin_address, uintptr_t end_address) |
| 43 | { |
| 44 | value_type = type; |
| 45 | alignment = align; |
| 46 | if (type == RamArray) { |
| 47 | value_type_size = cv.v_array[RAM_ARRAY_MAX_SIZE]; |
| 48 | if (alignment == 0) |
| 49 | alignment = 1; |
| 50 | } |
| 51 | else if (type == RamCString) { |
| 52 | value_type_size = strlen(cv.v_cstr); |
| 53 | if (alignment == 0) |
| 54 | alignment = 1; |
| 55 | } |
| 56 | else { |
| 57 | value_type_size = MemValue::type_size(value_type); |
| 58 | if (alignment == 0) |
| 59 | alignment = value_type_size; |
| 60 | else if (alignment > value_type_size) |
| 61 | alignment = value_type_size; |
| 62 | } |
| 63 | |
| 64 | /* Align begin/end addresses to the next page size */ |
| 65 | uintptr_t page_mask = 4095; |
| 66 | begin_address &= (~page_mask); |
| 67 | end_address = (end_address + page_mask) & (~page_mask); |
| 68 | |
| 69 | /* Read the whole memory layout */ |
| 70 | std::unique_ptr<MemLayout> memlayout (new MemLayout()); |
| 71 | |
| 72 | memsections.clear(); |
| 73 | |
| 74 | MemSection section; |
| 75 | total_size = 0; |
| 76 | while (memlayout->nextSection(MemSection::MemAll, mem_flags, section)) { |
| 77 | /* Filter for begin/end address here */ |
| 78 | if (section.addr >= end_address) |
| 79 | continue; |
| 80 | if (section.endaddr <= begin_address) |
| 81 | continue; |
| 82 | |
| 83 | section.addr = std::max(section.addr, begin_address); |
| 84 | section.endaddr = std::min(section.endaddr, end_address); |
| 85 | section.size = section.endaddr - section.addr; |
| 86 | |
| 87 | memsections.push_back(section); |
| 88 | total_size += section.size; |
| 89 | } |
| 90 | |
| 91 | if (total_size == 0) return MemScannerThread::ENOERROR; |
| 92 | |
| 93 | return scan(true, ct, co, cv, dv); |
| 94 | } |
| 95 | |
| 96 | int MemScanner::scan(bool first, CompareType ct, CompareOperator co, MemValueType cv, MemValueType dv) |
| 97 | { |
no test coverage detected