From 26a029d407be480d791972afb5975cf62c9360a6 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Fri, 19 Apr 2024 02:47:55 +0200 Subject: Adding upstream version 124.0.1. Signed-off-by: Daniel Baumann --- other-licenses/7zstub/src/C/7zBuf2.c | 52 ++++++++++++++++++++++++++++++++++++ 1 file changed, 52 insertions(+) create mode 100644 other-licenses/7zstub/src/C/7zBuf2.c (limited to 'other-licenses/7zstub/src/C/7zBuf2.c') diff --git a/other-licenses/7zstub/src/C/7zBuf2.c b/other-licenses/7zstub/src/C/7zBuf2.c new file mode 100644 index 0000000000..49b4343b67 --- /dev/null +++ b/other-licenses/7zstub/src/C/7zBuf2.c @@ -0,0 +1,52 @@ +/* 7zBuf2.c -- Byte Buffer +2017-04-03 : Igor Pavlov : Public domain */ + +#include "Precomp.h" + +#include + +#include "7zBuf.h" + +void DynBuf_Construct(CDynBuf *p) +{ + p->data = 0; + p->size = 0; + p->pos = 0; +} + +void DynBuf_SeekToBeg(CDynBuf *p) +{ + p->pos = 0; +} + +int DynBuf_Write(CDynBuf *p, const Byte *buf, size_t size, ISzAllocPtr alloc) +{ + if (size > p->size - p->pos) + { + size_t newSize = p->pos + size; + Byte *data; + newSize += newSize / 4; + data = (Byte *)ISzAlloc_Alloc(alloc, newSize); + if (!data) + return 0; + p->size = newSize; + if (p->pos != 0) + memcpy(data, p->data, p->pos); + ISzAlloc_Free(alloc, p->data); + p->data = data; + } + if (size != 0) + { + memcpy(p->data + p->pos, buf, size); + p->pos += size; + } + return 1; +} + +void DynBuf_Free(CDynBuf *p, ISzAllocPtr alloc) +{ + ISzAlloc_Free(alloc, p->data); + p->data = 0; + p->size = 0; + p->pos = 0; +} -- cgit v1.2.3