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authorTom Rini <trini@konsulko.com>2023-01-19 09:41:54 -0500
committerTom Rini <trini@konsulko.com>2023-01-19 09:41:54 -0500
commit7aec35be4b5fa7aabc0ece03dc8825495d86a1be (patch)
tree483d9f85e8184cb91f00e3345391bff13eee580a /lib/zstd/common/zstd_common.c
parent5b958dea5c678dbdb2aeb6ac3c0c8cc8dfea065c (diff)
parentace75d642fa71034b248cde30709c79e06c52d61 (diff)
Merge branch '2022-01-18-assorted-updates'
- A few TI platform fixes, compression test cleanup and zstd update, npcm7xx update, add "part type" subcommand, VBE bugfix on some platforms, cleanup EVENT related Kconfig option logic (and fix some platforms), other minor cleanups.
Diffstat (limited to 'lib/zstd/common/zstd_common.c')
-rw-r--r--lib/zstd/common/zstd_common.c83
1 files changed, 83 insertions, 0 deletions
diff --git a/lib/zstd/common/zstd_common.c b/lib/zstd/common/zstd_common.c
new file mode 100644
index 0000000000..3d7e35b309
--- /dev/null
+++ b/lib/zstd/common/zstd_common.c
@@ -0,0 +1,83 @@
+/*
+ * Copyright (c) Yann Collet, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under both the BSD-style license (found in the
+ * LICENSE file in the root directory of this source tree) and the GPLv2 (found
+ * in the COPYING file in the root directory of this source tree).
+ * You may select, at your option, one of the above-listed licenses.
+ */
+
+
+
+/*-*************************************
+* Dependencies
+***************************************/
+#define ZSTD_DEPS_NEED_MALLOC
+#include "zstd_deps.h" /* ZSTD_malloc, ZSTD_calloc, ZSTD_free, ZSTD_memset */
+#include "error_private.h"
+#include "zstd_internal.h"
+
+
+/*-****************************************
+* Version
+******************************************/
+unsigned ZSTD_versionNumber(void) { return ZSTD_VERSION_NUMBER; }
+
+const char* ZSTD_versionString(void) { return ZSTD_VERSION_STRING; }
+
+
+/*-****************************************
+* ZSTD Error Management
+******************************************/
+#undef ZSTD_isError /* defined within zstd_internal.h */
+/*! ZSTD_isError() :
+ * tells if a return value is an error code
+ * symbol is required for external callers */
+unsigned ZSTD_isError(size_t code) { return ERR_isError(code); }
+
+/*! ZSTD_getErrorName() :
+ * provides error code string from function result (useful for debugging) */
+const char* ZSTD_getErrorName(size_t code) { return ERR_getErrorName(code); }
+
+/*! ZSTD_getError() :
+ * convert a `size_t` function result into a proper ZSTD_errorCode enum */
+ZSTD_ErrorCode ZSTD_getErrorCode(size_t code) { return ERR_getErrorCode(code); }
+
+/*! ZSTD_getErrorString() :
+ * provides error code string from enum */
+const char* ZSTD_getErrorString(ZSTD_ErrorCode code) { return ERR_getErrorString(code); }
+
+
+
+/*=**************************************************************
+* Custom allocator
+****************************************************************/
+void* ZSTD_customMalloc(size_t size, ZSTD_customMem customMem)
+{
+ if (customMem.customAlloc)
+ return customMem.customAlloc(customMem.opaque, size);
+ return ZSTD_malloc(size);
+}
+
+void* ZSTD_customCalloc(size_t size, ZSTD_customMem customMem)
+{
+ if (customMem.customAlloc) {
+ /* calloc implemented as malloc+memset;
+ * not as efficient as calloc, but next best guess for custom malloc */
+ void* const ptr = customMem.customAlloc(customMem.opaque, size);
+ ZSTD_memset(ptr, 0, size);
+ return ptr;
+ }
+ return ZSTD_calloc(1, size);
+}
+
+void ZSTD_customFree(void* ptr, ZSTD_customMem customMem)
+{
+ if (ptr!=NULL) {
+ if (customMem.customFree)
+ customMem.customFree(customMem.opaque, ptr);
+ else
+ ZSTD_free(ptr);
+ }
+}