Index: compiler-rt/trunk/lib/sanitizer_common/sanitizer_common_interceptors.inc =================================================================== --- compiler-rt/trunk/lib/sanitizer_common/sanitizer_common_interceptors.inc +++ compiler-rt/trunk/lib/sanitizer_common/sanitizer_common_interceptors.inc @@ -8725,6 +8725,189 @@ #define INIT_VIS #endif +#if SANITIZER_INTERCEPT_CDB +INTERCEPTOR(struct __sanitizer_cdbr *, cdbr_open, const char *path, int flags) { + void *ctx; + COMMON_INTERCEPTOR_ENTER(ctx, cdbr_open, path, flags); + if (path) + COMMON_INTERCEPTOR_READ_RANGE(ctx, path, REAL(strlen)(path) + 1); + struct __sanitizer_cdbr *cdbr = REAL(cdbr_open)(path, flags); + if (cdbr) + COMMON_INTERCEPTOR_WRITE_RANGE(ctx, cdbr, sizeof(*cdbr)); + return cdbr; +} + +INTERCEPTOR(struct __sanitizer_cdbr *, cdbr_open_mem, void *base, SIZE_T size, + int flags, void (*unmap)(void *, void *, SIZE_T), void *cookie) { + void *ctx; + COMMON_INTERCEPTOR_ENTER(ctx, cdbr_open_mem, base, size, flags, unmap, + cookie); + if (base && size) + COMMON_INTERCEPTOR_READ_RANGE(ctx, base, size); + struct __sanitizer_cdbr *cdbr = + REAL(cdbr_open_mem)(base, size, flags, unmap, cookie); + if (cdbr) + COMMON_INTERCEPTOR_WRITE_RANGE(ctx, cdbr, sizeof(*cdbr)); + return cdbr; +} + +INTERCEPTOR(u32, cdbr_entries, struct __sanitizer_cdbr *cdbr) { + void *ctx; + COMMON_INTERCEPTOR_ENTER(ctx, cdbr_entries, cdbr); + if (cdbr) + COMMON_INTERCEPTOR_READ_RANGE(ctx, cdbr, sizeof(*cdbr)); + return REAL(cdbr_entries)(cdbr); +} + +INTERCEPTOR(int, cdbr_get, struct __sanitizer_cdbr *cdbr, u32 index, + const void **data, SIZE_T *datalen) { + void *ctx; + COMMON_INTERCEPTOR_ENTER(ctx, cdbr_get, cdbr, index, data, datalen); + if (cdbr) + COMMON_INTERCEPTOR_READ_RANGE(ctx, cdbr, sizeof(*cdbr)); + int ret = REAL(cdbr_get)(cdbr, index, data, datalen); + if (!ret) { + if (data) + COMMON_INTERCEPTOR_WRITE_RANGE(ctx, data, sizeof(*data)); + if (datalen) + COMMON_INTERCEPTOR_WRITE_RANGE(ctx, datalen, sizeof(*datalen)); + if (data && datalen) + COMMON_INTERCEPTOR_WRITE_RANGE(ctx, *data, *datalen); + } + return ret; +} + +INTERCEPTOR(int, cdbr_find, struct __sanitizer_cdbr *cdbr, const void *key, + SIZE_T keylen, const void **data, SIZE_T *datalen) { + void *ctx; + COMMON_INTERCEPTOR_ENTER(ctx, cdbr_find, cdbr, key, keylen, data, datalen); + if (cdbr) + COMMON_INTERCEPTOR_READ_RANGE(ctx, cdbr, sizeof(*cdbr)); + if (key) + COMMON_INTERCEPTOR_READ_RANGE(ctx, key, keylen); + int ret = REAL(cdbr_find)(cdbr, key, keylen, data, datalen); + if (!ret) { + if (data) + COMMON_INTERCEPTOR_WRITE_RANGE(ctx, data, sizeof(*data)); + if (datalen) + COMMON_INTERCEPTOR_WRITE_RANGE(ctx, datalen, sizeof(*datalen)); + if (data && datalen) + COMMON_INTERCEPTOR_WRITE_RANGE(ctx, *data, *datalen); + } + return ret; +} + +INTERCEPTOR(void, cdbr_close, struct __sanitizer_cdbr *cdbr) { + void *ctx; + COMMON_INTERCEPTOR_ENTER(ctx, cdbr_close, cdbr); + if (cdbr) + COMMON_INTERCEPTOR_READ_RANGE(ctx, cdbr, sizeof(*cdbr)); + REAL(cdbr_close)(cdbr); +} + +INTERCEPTOR(struct __sanitizer_cdbw *, cdbw_open) { + void *ctx; + COMMON_INTERCEPTOR_ENTER(ctx, cdbw_open); + struct __sanitizer_cdbw *ret = REAL(cdbw_open)(); + if (ret) + COMMON_INTERCEPTOR_WRITE_RANGE(ctx, ret, sizeof(*ret)); + return ret; +} + +INTERCEPTOR(int, cdbw_put, struct __sanitizer_cdbw *cdbw, const void *key, + SIZE_T keylen, const void *data, SIZE_T datalen) { + void *ctx; + COMMON_INTERCEPTOR_ENTER(ctx, cdbw_put, cdbw, key, keylen, data, datalen); + if (cdbw) + COMMON_INTERCEPTOR_READ_RANGE(ctx, cdbw, sizeof(*cdbw)); + if (data && datalen) + COMMON_INTERCEPTOR_READ_RANGE(ctx, data, datalen); + if (key && keylen) + COMMON_INTERCEPTOR_READ_RANGE(ctx, key, keylen); + int ret = REAL(cdbw_put)(cdbw, key, keylen, data, datalen); + if (!ret && cdbw) + COMMON_INTERCEPTOR_WRITE_RANGE(ctx, cdbw, sizeof(*cdbw)); + return ret; +} + +INTERCEPTOR(int, cdbw_put_data, struct __sanitizer_cdbw *cdbw, const void *data, + SIZE_T datalen, u32 *index) { + void *ctx; + COMMON_INTERCEPTOR_ENTER(ctx, cdbw_put_data, cdbw, data, datalen, index); + if (cdbw) + COMMON_INTERCEPTOR_READ_RANGE(ctx, cdbw, sizeof(*cdbw)); + if (data && datalen) + COMMON_INTERCEPTOR_READ_RANGE(ctx, data, datalen); + int ret = REAL(cdbw_put_data)(cdbw, data, datalen, index); + if (!ret) { + if (index) + COMMON_INTERCEPTOR_WRITE_RANGE(ctx, index, sizeof(*index)); + if (cdbw) + COMMON_INTERCEPTOR_WRITE_RANGE(ctx, cdbw, sizeof(*cdbw)); + } + return ret; +} + +INTERCEPTOR(int, cdbw_put_key, struct __sanitizer_cdbw *cdbw, const void *key, + SIZE_T keylen, u32 index) { + void *ctx; + COMMON_INTERCEPTOR_ENTER(ctx, cdbw_put_key, cdbw, key, keylen, index); + if (cdbw) + COMMON_INTERCEPTOR_READ_RANGE(ctx, cdbw, sizeof(*cdbw)); + if (key && keylen) + COMMON_INTERCEPTOR_READ_RANGE(ctx, key, keylen); + int ret = REAL(cdbw_put_key)(cdbw, key, keylen, index); + if (!ret && cdbw) + COMMON_INTERCEPTOR_WRITE_RANGE(ctx, cdbw, sizeof(*cdbw)); + return ret; +} + +INTERCEPTOR(int, cdbw_output, struct __sanitizer_cdbw *cdbw, int output, + const char descr[16], u32 (*seedgen)(void)) { + void *ctx; + COMMON_INTERCEPTOR_ENTER(ctx, cdbw_output, cdbw, output, descr, seedgen); + COMMON_INTERCEPTOR_FD_ACCESS(ctx, output); + if (cdbw) + COMMON_INTERCEPTOR_READ_RANGE(ctx, cdbw, sizeof(*cdbw)); + if (descr) + COMMON_INTERCEPTOR_READ_RANGE(ctx, descr, internal_strnlen(descr, 16)); + if (seedgen) + COMMON_INTERCEPTOR_READ_RANGE(ctx, (void *)seedgen, sizeof(seedgen)); + int ret = REAL(cdbw_output)(cdbw, output, descr, seedgen); + if (!ret) { + if (cdbw) + COMMON_INTERCEPTOR_WRITE_RANGE(ctx, cdbw, sizeof(*cdbw)); + if (output >= 0) + COMMON_INTERCEPTOR_FD_ACQUIRE(ctx, output); + } + return ret; +} + +INTERCEPTOR(void, cdbw_close, struct __sanitizer_cdbw *cdbw) { + void *ctx; + COMMON_INTERCEPTOR_ENTER(ctx, cdbw_close, cdbw); + if (cdbw) + COMMON_INTERCEPTOR_READ_RANGE(ctx, cdbw, sizeof(*cdbw)); + REAL(cdbw_close)(cdbw); +} + +#define INIT_CDB \ + COMMON_INTERCEPT_FUNCTION(cdbr_open); \ + COMMON_INTERCEPT_FUNCTION(cdbr_open_mem); \ + COMMON_INTERCEPT_FUNCTION(cdbr_entries); \ + COMMON_INTERCEPT_FUNCTION(cdbr_get); \ + COMMON_INTERCEPT_FUNCTION(cdbr_find); \ + COMMON_INTERCEPT_FUNCTION(cdbr_close); \ + COMMON_INTERCEPT_FUNCTION(cdbw_open); \ + COMMON_INTERCEPT_FUNCTION(cdbw_put); \ + COMMON_INTERCEPT_FUNCTION(cdbw_put_data); \ + COMMON_INTERCEPT_FUNCTION(cdbw_put_key); \ + COMMON_INTERCEPT_FUNCTION(cdbw_output); \ + COMMON_INTERCEPT_FUNCTION(cdbw_close) +#else +#define INIT_CDB +#endif + static void InitializeCommonInterceptors() { static u64 metadata_mem[sizeof(MetadataHashMap) / sizeof(u64) + 1]; interceptor_metadata_map = @@ -9003,6 +9186,7 @@ INIT_MD2; INIT_SHA2; INIT_VIS; + INIT_CDB; INIT___PRINTF_CHK; } Index: compiler-rt/trunk/lib/sanitizer_common/sanitizer_platform_interceptors.h =================================================================== --- compiler-rt/trunk/lib/sanitizer_common/sanitizer_platform_interceptors.h +++ compiler-rt/trunk/lib/sanitizer_common/sanitizer_platform_interceptors.h @@ -542,6 +542,7 @@ #define SANITIZER_INTERCEPT_FSEEK (SI_NETBSD || SI_FREEBSD) #define SANITIZER_INTERCEPT_MD2 SI_NETBSD #define SANITIZER_INTERCEPT_SHA2 SI_NETBSD +#define SANITIZER_INTERCEPT_CDB SI_NETBSD #define SANITIZER_INTERCEPT_VIS SI_NETBSD #endif // #ifndef SANITIZER_PLATFORM_INTERCEPTORS_H Index: compiler-rt/trunk/lib/sanitizer_common/sanitizer_platform_limits_netbsd.h =================================================================== --- compiler-rt/trunk/lib/sanitizer_common/sanitizer_platform_limits_netbsd.h +++ compiler-rt/trunk/lib/sanitizer_common/sanitizer_platform_limits_netbsd.h @@ -2256,6 +2256,41 @@ extern const int unvis_valid; extern const int unvis_validpush; + +struct __sanitizer_cdbr { + void (*unmap)(void *, void *, uptr); + void *cookie; + u8 *mmap_base; + uptr mmap_size; + + u8 *hash_base; + u8 *offset_base; + u8 *data_base; + + u32 data_size; + u32 entries; + u32 entries_index; + u32 seed; + + u8 offset_size; + u8 index_size; + + u32 entries_m; + u32 entries_index_m; + u8 entries_s1, entries_s2; + u8 entries_index_s1, entries_index_s2; +}; + +struct __sanitizer_cdbw { + uptr data_counter; + uptr data_allocated; + uptr data_size; + uptr *data_len; + void **data_ptr; + uptr hash_size; + void *hash; + uptr key_counter; +}; } // namespace __sanitizer #define CHECK_TYPE_SIZE(TYPE) \ Index: compiler-rt/trunk/test/sanitizer_common/TestCases/NetBSD/cdb.cc =================================================================== --- compiler-rt/trunk/test/sanitizer_common/TestCases/NetBSD/cdb.cc +++ compiler-rt/trunk/test/sanitizer_common/TestCases/NetBSD/cdb.cc @@ -0,0 +1,134 @@ +// RUN: %clangxx -O0 -g %s -o %t && %run %t 2>&1 | FileCheck %s + +#include + +#include + +#include +#include + +#include +#include +#include +#include +#include +#include +#include +#include + +static char *name; + +const char data1[] = {0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07}; +const char data2[] = {0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17}; +const char key1[] = {0x20, 0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27}; +const char key2[] = {0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37}; + +void test_cdbw() { + uint32_t idx; + + struct cdbw *cdbw = cdbw_open(); + assert(cdbw); + + int rv = cdbw_put_data(cdbw, data1, __arraycount(data1), &idx); + assert(!rv); + + rv = cdbw_put_key(cdbw, key1, __arraycount(key1), idx); + assert(!rv); + + rv = cdbw_put(cdbw, key2, __arraycount(key2), data2, __arraycount(data2)); + assert(!rv); + + name = strdup("/tmp/temp.XXXXXX"); + assert(name); + + name = mktemp(name); + assert(name); + + int fd = open(name, O_RDWR | O_CREAT, 0644); + assert(fd != -1); + + cdbw_output(cdbw, fd, "TEST1", cdbw_stable_seeder); + + cdbw_close(cdbw); + + rv = close(fd); + assert(rv != -1); +} + +void test_cdbr1() { + struct cdbr *cdbr = cdbr_open(name, CDBR_DEFAULT); + assert(cdbr); + + uint32_t idx = cdbr_entries(cdbr); + assert(idx > 0); + printf("entries: %" PRIu32 "\n", idx); + + const void *data; + size_t data_len; + int rv = cdbr_get(cdbr, idx - 1, &data, &data_len); + assert(rv == 0); + + printf("data: "); + for (size_t i = 0; i < data_len; i++) + printf("%02" PRIx8, ((uint8_t *)data)[i]); + printf("\n"); + + rv = cdbr_find(cdbr, key1, __arraycount(key1), &data, &data_len); + + printf("data: "); + for (size_t i = 0; i < data_len; i++) + printf("%02" PRIx8, ((uint8_t *)data)[i]); + printf("\n"); + + cdbr_close(cdbr); +} + +#define COOKIE ((void *)1) + +static void cdbr_unmap(void *cookie, void *base, size_t sz) { + assert(cookie == COOKIE); + int rv = munmap(base, sz); + assert(rv != -1); +} + +void test_cdbr2() { + struct stat sb; + + int fd = open(name, O_RDONLY); + assert(fd != -1); + + int rv = fstat(fd, &sb); + assert(rv != -1); + + size_t sz = sb.st_size; + assert(sz < SSIZE_MAX); + + void *base = mmap(NULL, sz, PROT_READ, MAP_FILE | MAP_SHARED, fd, 0); + assert(base != MAP_FAILED); + + rv = close(fd); + assert(rv != -1); + + struct cdbr *cdbr = cdbr_open_mem(base, sz, CDBR_DEFAULT, cdbr_unmap, COOKIE); + assert(cdbr); + + printf("entries: %" PRIu32 "\n", cdbr_entries(cdbr)); + + cdbr_close(cdbr); +} + +int main(void) { + printf("cdb\n"); + + test_cdbw(); + test_cdbr1(); + test_cdbr2(); + + // CHECK: cdb + // CHECK: entries: 2 + // CHECK: data: 1011121314151617 + // CHECK: data: 0001020304050607 + // CHECK: entries: 2 + + return 0; +}