From: Ramsay Jones Date: Wed, 23 Jun 2010 19:47:50 +0000 (+0100) Subject: msvc: Fix some compiler warnings X-Git-Tag: v1.7.2-rc0~7^2 X-Git-Url: https://git.tokkee.org/?a=commitdiff_plain;h=9eafa1201b2dcc703258ca7cd53de8ac4de74565;p=git.git msvc: Fix some compiler warnings In particular, using the normal (or production) compiler warning level (-W3), msvc complains as follows: .../sha1.c(244) : warning C4018: '<' : signed/unsigned mismatch .../sha1.c(270) : warning C4244: 'function' : conversion from \ 'unsigned __int64' to 'unsigned long', possible loss of data .../sha1.c(271) : warning C4244: 'function' : conversion from \ 'unsigned __int64' to 'unsigned long', possible loss of data Note that gcc issues a similar complaint about line 244 when compiling with -Wextra. Signed-off-by: Ramsay Jones Signed-off-by: Junio C Hamano --- diff --git a/block-sha1/sha1.c b/block-sha1/sha1.c index d8934757a..d880a5336 100644 --- a/block-sha1/sha1.c +++ b/block-sha1/sha1.c @@ -236,13 +236,13 @@ void blk_SHA1_Init(blk_SHA_CTX *ctx) void blk_SHA1_Update(blk_SHA_CTX *ctx, const void *data, unsigned long len) { - int lenW = ctx->size & 63; + unsigned int lenW = ctx->size & 63; ctx->size += len; /* Read the data into W and process blocks as they get full */ if (lenW) { - int left = 64 - lenW; + unsigned int left = 64 - lenW; if (len < left) left = len; memcpy(lenW + (char *)ctx->W, data, left); @@ -269,8 +269,8 @@ void blk_SHA1_Final(unsigned char hashout[20], blk_SHA_CTX *ctx) int i; /* Pad with a binary 1 (ie 0x80), then zeroes, then length */ - padlen[0] = htonl(ctx->size >> 29); - padlen[1] = htonl(ctx->size << 3); + padlen[0] = htonl((uint32_t)(ctx->size >> 29)); + padlen[1] = htonl((uint32_t)(ctx->size << 3)); i = ctx->size & 63; blk_SHA1_Update(ctx, pad, 1+ (63 & (55 - i)));