✨ feat: 灵台引擎脾神(hj_transform)确定性 Markdown 解析器(WP-15)

- C ABI 新增 hj_transform_version / hj_transform_markdown(契约登记同步);HjBuffer 真实实现(头部+紧随数据)
- v1 解析(hunjing-markdown-v1):fenced code/mermaid 提取、独占行 $$ 块级数学、未闭合结构保持源码态、其余归并 markdown block;canonical JSON 键序确定、UTF-8 校验、1MiB/256 block/64KiB 行硬限额
- 引擎内部设施抽取(engine_internal.h:last_error/句柄表/buffer 共享)
- doctest 12 个用例(含 1 万次随机鲁棒性冒烟,固定种子可复现);libFuzzer 目标(-DHJ_BUILD_FUZZER,Apple clang 无 fuzzer 运行时,正式跑在 Linux CI)
- nm 验证 9 个导出符号全部 hj_*
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chenxin committed 2026-09-10 11:01:45 +08:00
1 parent d3c8df79a8
commit 127191c889
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// hj_transform fuzz 目标(ADR-025:libFuzzer 必测)。
// 构建:cmake -DHJ_BUILD_FUZZER=ON(需要 clang 的 -fsanitize=fuzzer)。
#include <cstdint>
#include <cstring>
#include "hunjing/lingtai.h"
extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
HjEngine *engine = nullptr;
if (hj_engine_new(HJ_ABI_VERSION, &engine) != HJ_OK) {
return 0;
}
HjBuffer *buf = nullptr;
const HjStatus st = hj_transform_markdown(engine, reinterpret_cast<const char *>(data), size, &buf);
if (st == HJ_OK) {
// 输出必须可读且与声称长度一致
const void *p = hj_buffer_data(buf);
const size_t len = hj_buffer_len(buf);
if (p == nullptr || len == 0) {
hj_buffer_free(buf);
hj_engine_free(engine);
__builtin_trap();
}
hj_buffer_free(buf);
}
hj_engine_free(engine);
return 0;
}