void*memcpy(void*dest,constvoid*src,size_tcount); (C99 前) void*memcpy(void*restrictdest,constvoid*restrictsrc,size_tcount); (C99 起) errno_t memcpy_s(void*restrictdest, rsize_t destsz, constvoid*restrictsrc, rsize_t count); (2)(C11 起) ...
std::memcpy 理应是最快的内存到内存复制的库例程。它通常比必须扫描其所复制数据的 std::strcpy,或必须预防以处理重叠输入的 std::memmove 更高效。 许多C++ 编译器将适合的内存复制循环变换为 std::memcpy 调用。 在严格的别名使用禁止检验同一内存为两个不同类型的值处,可用 std::memcpy 转换值。 示例...
memcpymemcpy_s (C11) copies one buffer to another (function) wmemcpywmemcpy_s (C95)(C11) copies a certain amount of wide characters between two non-overlapping arrays (function) memmovememmove_s (C11) moves one buffer to another (function) strcpystrcpy_s (C11) copies one ...
(function) memcpymemcpy_s (C11) copies one buffer to another (function) wcscpywcscpy_s (C95)(C11) copies one wide string to another (function) strdup (dynamic memory TR) allocate a copy of a string (function) C++ documentationforstrcpy...
Output: The contents of dest are: h i \0 \0 \0 f See also strcpy copies one string to another (function) memcpy copies one buffer to another (function) C documentation for strncpy Support us Recent changes FAQ Offline version What links here Related changes Upload file Special pages...
Any C-compatible type that can serialized or copied with the C-function std::memcpy (in the header <cstring> or <string.h>). A POD can be a int, double, char, pointer, array, union, struct or class without any constructor, destructor, virtual functions and so on. See: C++ named ...
31memcpy((void*)dest, (void*)src, len); 32} Referenced byRs232ReceivePacket(). Here is the caller graph for this function: void CpuMemSet(blt_addrdest, blt_int8uvalue, blt_int16ulen ) Definition at line34of fileopenblt_chibios.cpp. ...
194 */ 195#define IO_FAILURE_RETRY(jni_env, return_type, syscall_name, java_fd, ...) ({ \ 196 return_type _rc = -1; \ 197 int _syscallErrno; \ 198 do { \ 199 bool _wasSignaled; \ 200 { \ 201 int _fd = jniGetFDFromFileDescriptor(jni_env, java_fd); \ 202 Asynchronous...
PIPE_TRANSFER_UNSYNCHRONIZED);if(info->mode == PIPE_PRIM_TRIANGLES) {memcpy(indices3, ptr + start,6); }else{/* Copy the mapped index buffer directly to the upload buffer. * The start index will be aligned simply from the fact that ...
); 277 ALOGI("GOT: '%s'", str); 278 279 /* try to check the bounds; allocator may round allocation size up */ 280 fiddle = (char*)dvmLinearAlloc(NULL, 12); 281 ALOGI("Should be 1: %d", dvmLinearAllocContains(fiddle, 12)); 282 ALOGI("Should be 0: %d", dvmLinearAllocContains...