Thank you for the feedback. The patch is updated as suggested.
On Tue, Nov 3, 2015 at 3:51 AM, Torsten Bögershausen <tboegi@xxxxxx> wrote:
> On 11/03/2015 07:58 AM, atousa.p@xxxxxxxxx wrote:
>>
>> From: Atousa Pahlevan Duprat <apahlevan@xxxxxxxx>
>
> Minor comments inline
>>
>> diff --git a/block-sha1/sha1.h b/block-sha1/sha1.h
>> index b864df6..d085412 100644
>> --- a/block-sha1/sha1.h
>> +++ b/block-sha1/sha1.h
>> @@ -18,5 +18,5 @@ void blk_SHA1_Final(unsigned char hashout[20],
>> blk_SHA_CTX *ctx);
>> #define git_SHA_CTX blk_SHA_CTX
>> #define git_SHA1_Init blk_SHA1_Init
>> -#define git_SHA1_Update blk_SHA1_Update
>> +#define platform_SHA1_Update blk_SHA1_Update
>> #define git_SHA1_Final blk_SHA1_Final
>> diff --git a/cache.h b/cache.h
>> index 79066e5..a501652 100644
>> --- a/cache.h
>> +++ b/cache.h
>> @@ -10,12 +10,21 @@
>> #include "trace.h"
>> #include "string-list.h"
>> +// platform's underlying implementation of SHA1
>
> Please use /* */ for comments
>
>> #include SHA1_HEADER
>> #ifndef git_SHA_CTX
>> -#define git_SHA_CTX SHA_CTX
>> -#define git_SHA1_Init SHA1_Init
>> -#define git_SHA1_Update SHA1_Update
>> -#define git_SHA1_Final SHA1_Final
>> +#define git_SHA_CTX SHA_CTX
>> +#define git_SHA1_Init SHA1_Init
>> +#define platform_SHA1_Update SHA1_Update
>> +#define git_SHA1_Final SHA1_Final
>> +#endif
>> +
>> +// choose whether chunked implementation or not
>> +#ifdef SHA1_MAX_BLOCK_SIZE
>> +int git_SHA1_Update_Chunked(SHA_CTX *c, const void *data, size_t len);
>> +#define git_SHA1_Update git_SHA1_Update_Chunked
>> +#else
>> +#define git_SHA1_Update platform_SHA1_Update
>> #endif
>> #include <zlib.h>
>> diff --git a/compat/apple-common-crypto.h b/compat/apple-common-crypto.h
>> index c8b9b0e..d3fb264 100644
>> --- a/compat/apple-common-crypto.h
>> +++ b/compat/apple-common-crypto.h
>> @@ -16,6 +16,10 @@
>> #undef TYPE_BOOL
>> #endif
>> +#ifndef SHA1_MAX_BLOCK_SIZE
>> +#error Using Apple Common Crypto library requires setting
>> SHA1_MAX_BLOCK_SIZE
>> +#endif
>> +
>> #ifdef APPLE_LION_OR_NEWER
>> #define git_CC_error_check(pattern, err) \
>> do { \
>> diff --git a/compat/sha1_chunked.c b/compat/sha1_chunked.c
>> new file mode 100644
>> index 0000000..61f67de
>> --- /dev/null
>> +++ b/compat/sha1_chunked.c
>> @@ -0,0 +1,19 @@
>> +#include "cache.h"
>> +
>> +int git_SHA1_Update_Chunked(SHA_CTX *c, const void *data, size_t len)
>> +{
>> + size_t nr;
>> + size_t total = 0;
>> + const char *cdata = (const char*)data;
>> +
>> + while (len > 0) {
>
> size_t is unsigned, isn't it ?
> Better to use "while (len) {"
>
>> + nr = len;
>> + if (nr > SHA1_MAX_BLOCK_SIZE)
>> + nr = SHA1_MAX_BLOCK_SIZE;
>> + platform_SHA1_Update(c, cdata, nr);
>> + total += nr;
>> + cdata += nr;
>> + len -= nr;
>> + }
>> + return total;
>> +}
>
>
--
Atousa Pahlevan, PhD
M.Math. University of Waterloo, Canada
Ph.D. Department of Computer Science, University of Victoria, Canada
Voice: 415-341-6206
Email: apahlevan@xxxxxxxx
Website: www.apahlevan.org
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