Re: [PATCH] Replace memcpy with hashcpy when dealing hash copy globally
On Sat, Mar 1, 2014 at 10:58 AM, Duy Nguyen pclo...@gmail.com wrote: On Sat, Mar 1, 2014 at 8:07 AM, Sun He sunheeh...@gmail.com wrote: Signed-off-by: Sun He sunheeh...@gmail.com --- Find the potential places with memcpy by the bash command: $ find . | xargs grep memcpy.*\(.*20.*\) Helped-by: Michael Haggertymhag...@alum.mit.edu You may want to put this Helped-by before --- because it's supposed to end up in the final commit. To elaborate further: anything below the three-dash is ignored when the patch is applied. So it doesn't show up in the commit at all. I don't really know the reason for this - probably a patch (1) thing. You could put the patch the Helped-by before your Signed-off-by (sometimes referred to as S-o-b). -- Cheers, Ray Chuan -- To unsubscribe from this list: send the line unsubscribe git in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
Re: [PATCH] Replace memcpy with hashcpy when dealing hash copy globally
2014-03-01 10:58 GMT+08:00 Duy Nguyen pclo...@gmail.com: On Sat, Mar 1, 2014 at 8:07 AM, Sun He sunheeh...@gmail.com wrote: Signed-off-by: Sun He sunheeh...@gmail.com --- Find the potential places with memcpy by the bash command: $ find . | xargs grep memcpy.*\(.*20.*\) Helped-by: Michael Haggertymhag...@alum.mit.edu You may want to put this Helped-by before --- because it's supposed to end up in the final commit. The patch looks straightforward, except.. Yeah, got it. Thanks. diff --git a/ppc/sha1.c b/ppc/sha1.c index ec6a192..8a87fea 100644 --- a/ppc/sha1.c +++ b/ppc/sha1.c @@ -9,6 +9,7 @@ #include stdio.h #include string.h #include sha1.h +#include cache.h extern void ppc_sha1_core(uint32_t *hash, const unsigned char *p, unsigned int nblocks); @@ -67,6 +68,6 @@ int ppc_SHA1_Final(unsigned char *hash, ppc_SHA_CTX *c) memset(c-buf.b[cnt], 0, 56 - cnt); c-buf.l[7] = c-len; ppc_sha1_core(c-hash, c-buf.b, 1); - memcpy(hash, c-hash, 20); + hashcpy(hash, c-hash); return 0; } cache.h (actually git-compat-util.h that cache.h includes) messes around with system headers by defining this and that macro. The general rule is if cache.h or git-compat-util.h is included, it's the first #include, and system includes will be always in git-compat-util.h (grep '^#include' shows this). Maybe it's best to leave this memcpy alone (and if you do, state so in the commit message with the reason). Yap, after I parsed all the sourcecode I have find out all the files that cache.h git-compat-util.h and builtin.h are not the first #include == test-sigchain.c == #include sigchain.h == sigchain.c == #include sigchain.h And I checked sigchain.h, that it includes very little information. It didn't import any potential errors. But I think it should be placed after cache.h to match the consistence of the general rule. -- Duy -- To unsubscribe from this list: send the line unsubscribe git in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
Re: [PATCH] Replace memcpy with hashcpy when dealing hash copy globally
2014-03-01 10:58 GMT+08:00 Duy Nguyen pclo...@gmail.com: On Sat, Mar 1, 2014 at 8:07 AM, Sun He sunheeh...@gmail.com wrote: Signed-off-by: Sun He sunheeh...@gmail.com --- Find the potential places with memcpy by the bash command: $ find . | xargs grep memcpy.*\(.*20.*\) Helped-by: Michael Haggertymhag...@alum.mit.edu You may want to put this Helped-by before --- because it's supposed to end up in the final commit. The patch looks straightforward, except.. Yeah, got it. Thanks. diff --git a/ppc/sha1.c b/ppc/sha1.c index ec6a192..8a87fea 100644 --- a/ppc/sha1.c +++ b/ppc/sha1.c @@ -9,6 +9,7 @@ #include stdio.h #include string.h #include sha1.h +#include cache.h extern void ppc_sha1_core(uint32_t *hash, const unsigned char *p, unsigned int nblocks); @@ -67,6 +68,6 @@ int ppc_SHA1_Final(unsigned char *hash, ppc_SHA_CTX *c) memset(c-buf.b[cnt], 0, 56 - cnt); c-buf.l[7] = c-len; ppc_sha1_core(c-hash, c-buf.b, 1); - memcpy(hash, c-hash, 20); + hashcpy(hash, c-hash); return 0; } cache.h (actually git-compat-util.h that cache.h includes) messes around with system headers by defining this and that macro. The general rule is if cache.h or git-compat-util.h is included, it's the first #include, and system includes will be always in git-compat-util.h (grep '^#include' shows this). Maybe it's best to leave this memcpy alone (and if you do, state so in the commit message with the reason). Yap, I should follow the general rule. My fault. Thanks. What's more, I have find out all the files that cache.h git-compat-util.h and builtin.h are not the first #include == test-sigchain.c == #include sigchain.h == sigchain.c == #include sigchain.h And I checked sigchain.h, that it includes very little information. It didn't import any potential errors. But I think it should be placed after cache.h to match the consistence of the general rule. -- Duy -- To unsubscribe from this list: send the line unsubscribe git in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
Re: [PATCH] Replace memcpy with hashcpy when dealing hash copy globally
Got it. Thanks. 2014-03-01 17:13 GMT+08:00 Tay Ray Chuan rcta...@gmail.com: On Sat, Mar 1, 2014 at 10:58 AM, Duy Nguyen pclo...@gmail.com wrote: On Sat, Mar 1, 2014 at 8:07 AM, Sun He sunheeh...@gmail.com wrote: Signed-off-by: Sun He sunheeh...@gmail.com --- Find the potential places with memcpy by the bash command: $ find . | xargs grep memcpy.*\(.*20.*\) Helped-by: Michael Haggertymhag...@alum.mit.edu You may want to put this Helped-by before --- because it's supposed to end up in the final commit. To elaborate further: anything below the three-dash is ignored when the patch is applied. So it doesn't show up in the commit at all. I don't really know the reason for this - probably a patch (1) thing. You could put the patch the Helped-by before your Signed-off-by (sometimes referred to as S-o-b). -- Cheers, Ray Chuan -- To unsubscribe from this list: send the line unsubscribe git in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
[PATCH] Replace memcpy with hashcpy when dealing hash copy globally
Signed-off-by: Sun He sunheeh...@gmail.com --- Find the potential places with memcpy by the bash command: $ find . | xargs grep memcpy.*\(.*20.*\) Helped-by: Michael Haggertymhag...@alum.mit.edu bundle.c| 2 +- grep.c | 2 +- pack-bitmap-write.c | 2 +- ppc/sha1.c | 3 ++- reflog-walk.c | 4 ++-- refs.c | 2 +- 6 files changed, 8 insertions(+), 7 deletions(-) diff --git a/bundle.c b/bundle.c index e99065c..7809fbb 100644 --- a/bundle.c +++ b/bundle.c @@ -19,7 +19,7 @@ static void add_to_ref_list(const unsigned char *sha1, const char *name, list-list = xrealloc(list-list, list-alloc * sizeof(list-list[0])); } - memcpy(list-list[list-nr].sha1, sha1, 20); + hashcpy(list-list[list-nr].sha1, sha1); list-list[list-nr].name = xstrdup(name); list-nr++; } diff --git a/grep.c b/grep.c index c668034..f5101f7 100644 --- a/grep.c +++ b/grep.c @@ -1650,7 +1650,7 @@ void grep_source_init(struct grep_source *gs, enum grep_source_type type, break; case GREP_SOURCE_SHA1: gs-identifier = xmalloc(20); - memcpy(gs-identifier, identifier, 20); + hashcpy(gs-identifier, identifier); break; case GREP_SOURCE_BUF: gs-identifier = NULL; diff --git a/pack-bitmap-write.c b/pack-bitmap-write.c index 1218bef..5f1791a 100644 --- a/pack-bitmap-write.c +++ b/pack-bitmap-write.c @@ -530,7 +530,7 @@ void bitmap_writer_finish(struct pack_idx_entry **index, header.version = htons(default_version); header.options = htons(flags | options); header.entry_count = htonl(writer.selected_nr); - memcpy(header.checksum, writer.pack_checksum, 20); + hashcpy(header.checksum, writer.pack_checksum); sha1write(f, header, sizeof(header)); dump_bitmap(f, writer.commits); diff --git a/ppc/sha1.c b/ppc/sha1.c index ec6a192..8a87fea 100644 --- a/ppc/sha1.c +++ b/ppc/sha1.c @@ -9,6 +9,7 @@ #include stdio.h #include string.h #include sha1.h +#include cache.h extern void ppc_sha1_core(uint32_t *hash, const unsigned char *p, unsigned int nblocks); @@ -67,6 +68,6 @@ int ppc_SHA1_Final(unsigned char *hash, ppc_SHA_CTX *c) memset(c-buf.b[cnt], 0, 56 - cnt); c-buf.l[7] = c-len; ppc_sha1_core(c-hash, c-buf.b, 1); - memcpy(hash, c-hash, 20); + hashcpy(hash, c-hash); return 0; } diff --git a/reflog-walk.c b/reflog-walk.c index b2fbdb2..d490f7d 100644 --- a/reflog-walk.c +++ b/reflog-walk.c @@ -32,8 +32,8 @@ static int read_one_reflog(unsigned char *osha1, unsigned char *nsha1, sizeof(struct reflog_info)); } item = array-items + array-nr; - memcpy(item-osha1, osha1, 20); - memcpy(item-nsha1, nsha1, 20); + hashcpy(item-osha1, osha1); + hashcpy(item-nsha1, nsha1); item-email = xstrdup(email); item-timestamp = timestamp; item-tz = tz; diff --git a/refs.c b/refs.c index 89228e2..f90b7ea 100644 --- a/refs.c +++ b/refs.c @@ -1222,7 +1222,7 @@ static int resolve_gitlink_packed_ref(struct ref_cache *refs, if (ref == NULL) return -1; - memcpy(sha1, ref-u.value.sha1, 20); + hashcpy(sha1, ref-u.value.sha1); return 0; } -- 1.9.0.138.g2de3478.dirty -- To unsubscribe from this list: send the line unsubscribe git in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
Re: [PATCH] Replace memcpy with hashcpy when dealing hash copy globally
On Sat, Mar 1, 2014 at 8:07 AM, Sun He sunheeh...@gmail.com wrote: Signed-off-by: Sun He sunheeh...@gmail.com --- Find the potential places with memcpy by the bash command: $ find . | xargs grep memcpy.*\(.*20.*\) Helped-by: Michael Haggertymhag...@alum.mit.edu You may want to put this Helped-by before --- because it's supposed to end up in the final commit. The patch looks straightforward, except.. diff --git a/ppc/sha1.c b/ppc/sha1.c index ec6a192..8a87fea 100644 --- a/ppc/sha1.c +++ b/ppc/sha1.c @@ -9,6 +9,7 @@ #include stdio.h #include string.h #include sha1.h +#include cache.h extern void ppc_sha1_core(uint32_t *hash, const unsigned char *p, unsigned int nblocks); @@ -67,6 +68,6 @@ int ppc_SHA1_Final(unsigned char *hash, ppc_SHA_CTX *c) memset(c-buf.b[cnt], 0, 56 - cnt); c-buf.l[7] = c-len; ppc_sha1_core(c-hash, c-buf.b, 1); - memcpy(hash, c-hash, 20); + hashcpy(hash, c-hash); return 0; } cache.h (actually git-compat-util.h that cache.h includes) messes around with system headers by defining this and that macro. The general rule is if cache.h or git-compat-util.h is included, it's the first #include, and system includes will be always in git-compat-util.h (grep '^#include' shows this). Maybe it's best to leave this memcpy alone (and if you do, state so in the commit message with the reason). -- Duy -- To unsubscribe from this list: send the line unsubscribe git in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html