-/*
-
-Coreboot interface to memory-saving variant of LZMA decoder
-(C)opyright 2006 Carl-Daniel Hailfinger
-Released under the GNU GPL
-
-*/
+/*
+ * coreboot interface to memory-saving variant of LZMA decoder
+ *
+ * Copyright (C) 2006 Carl-Daniel Hailfinger
+ * Released under the GNU GPL v2 or later
+ *
+ * Parts of this file are based on C/7zip/Compress/LZMA_C/LzmaTest.c from the LZMA
+ * SDK 4.42, which is written and distributed to public domain by Igor Pavlov.
+ *
+ */
#include "lzmadecode.c"
+#include <console/console.h>
+#include <string.h>
+#include <lib.h>
-
-static unsigned long ulzma(unsigned char * src, unsigned char * dst)
+unsigned long ulzma(unsigned char * src, unsigned char * dst)
{
unsigned char properties[LZMA_PROPERTIES_SIZE];
UInt32 outSize;
memcpy(properties, src, LZMA_PROPERTIES_SIZE);
outSize = *(UInt32 *)(src + LZMA_PROPERTIES_SIZE);
if (LzmaDecodeProperties(&state.Properties, properties, LZMA_PROPERTIES_SIZE) != LZMA_RESULT_OK) {
- printk_warning("Incorrect stream properties\n");
+ printk(BIOS_WARNING, "lzma: Incorrect stream properties.\n");
+ return 0;
}
mallocneeds = (LzmaGetNumProbs(&state.Properties) * sizeof(CProb));
if (mallocneeds > 15980) {
- printk_warning("Decoder scratchpad too small!\n");
+ printk(BIOS_WARNING, "lzma: Decoder scratchpad too small!\n");
+ return 0;
}
state.Probs = (CProb *)scratchpad;
res = LzmaDecode(&state, src + LZMA_PROPERTIES_SIZE + 8, (SizeT)0xffffffff, &inProcessed,
dst, outSize, &outProcessed);
if (res != 0) {
- printk_warning("Decoding error = %d\n", res);
+ printk(BIOS_WARNING, "lzma: Decoding error = %d\n", res);
+ return 0;
}
return outSize;
}