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-rw-r--r--apt-pkg/contrib/hashes.cc2
-rw-r--r--apt-pkg/contrib/hashes.h8
-rw-r--r--apt-pkg/contrib/hashsum_template.h12
-rw-r--r--apt-pkg/contrib/md5.cc2
-rw-r--r--apt-pkg/contrib/md5.h2
-rw-r--r--apt-pkg/contrib/sha1.cc2
-rw-r--r--apt-pkg/contrib/sha1.h2
-rw-r--r--apt-pkg/contrib/sha2.h6
-rw-r--r--methods/rred.cc9
9 files changed, 26 insertions, 19 deletions
diff --git a/apt-pkg/contrib/hashes.cc b/apt-pkg/contrib/hashes.cc
index 755ad2035..662c2bf8b 100644
--- a/apt-pkg/contrib/hashes.cc
+++ b/apt-pkg/contrib/hashes.cc
@@ -312,6 +312,8 @@ public:
// Hashes::Add* - Add the contents of data or FD /*{{{*/
bool Hashes::Add(const unsigned char * const Data, unsigned long long const Size)
{
+ if (Size == 0)
+ return true;
bool Res = true;
APT_IGNORE_DEPRECATED_PUSH
if ((d->CalcHashes & MD5SUM) == MD5SUM)
diff --git a/apt-pkg/contrib/hashes.h b/apt-pkg/contrib/hashes.h
index 9bfc32c54..1fe0afc00 100644
--- a/apt-pkg/contrib/hashes.h
+++ b/apt-pkg/contrib/hashes.h
@@ -195,11 +195,11 @@ class Hashes
static const int UntilEOF = 0;
- bool Add(const unsigned char * const Data, unsigned long long const Size);
- APT_DEPRECATED_MSG("Construct accordingly instead of choosing hashes while adding") bool Add(const unsigned char * const Data, unsigned long long const Size, unsigned int const Hashes);
- inline bool Add(const char * const Data)
+ bool Add(const unsigned char * const Data, unsigned long long const Size) APT_NONNULL(2);
+ APT_DEPRECATED_MSG("Construct accordingly instead of choosing hashes while adding") bool Add(const unsigned char * const Data, unsigned long long const Size, unsigned int const Hashes) APT_NONNULL(2);
+ inline bool Add(const char * const Data) APT_NONNULL(2)
{return Add((unsigned char const * const)Data,strlen(Data));};
- inline bool Add(const unsigned char * const Beg,const unsigned char * const End)
+ inline bool Add(const unsigned char * const Beg,const unsigned char * const End) APT_NONNULL(2,3)
{return Add(Beg,End-Beg);};
enum SupportedHashes { MD5SUM = (1 << 0), SHA1SUM = (1 << 1), SHA256SUM = (1 << 2),
diff --git a/apt-pkg/contrib/hashsum_template.h b/apt-pkg/contrib/hashsum_template.h
index 4000f230d..e5032d02f 100644
--- a/apt-pkg/contrib/hashsum_template.h
+++ b/apt-pkg/contrib/hashsum_template.h
@@ -122,18 +122,18 @@ class HashSumValue
class SummationImplementation
{
public:
- virtual bool Add(const unsigned char *inbuf, unsigned long long inlen) = 0;
- inline bool Add(const char *inbuf, unsigned long long const inlen)
+ virtual bool Add(const unsigned char *inbuf, unsigned long long inlen) APT_NONNULL(2) = 0;
+ inline bool Add(const char *inbuf, unsigned long long const inlen) APT_NONNULL(2)
{ return Add((const unsigned char *)inbuf, inlen); }
- inline bool Add(const unsigned char *Data)
+ inline bool Add(const unsigned char *Data) APT_NONNULL(2)
{ return Add(Data, strlen((const char *)Data)); }
- inline bool Add(const char *Data)
+ inline bool Add(const char *Data) APT_NONNULL(2)
{ return Add((const unsigned char *)Data, strlen(Data)); }
- inline bool Add(const unsigned char *Beg, const unsigned char *End)
+ inline bool Add(const unsigned char *Beg, const unsigned char *End) APT_NONNULL(2,3)
{ return Add(Beg, End - Beg); }
- inline bool Add(const char *Beg, const char *End)
+ inline bool Add(const char *Beg, const char *End) APT_NONNULL(2,3)
{ return Add((const unsigned char *)Beg, End - Beg); }
bool AddFD(int Fd, unsigned long long Size = 0);
diff --git a/apt-pkg/contrib/md5.cc b/apt-pkg/contrib/md5.cc
index b487a96f9..ff7868fe2 100644
--- a/apt-pkg/contrib/md5.cc
+++ b/apt-pkg/contrib/md5.cc
@@ -187,6 +187,8 @@ bool MD5Summation::Add(const unsigned char *data,unsigned long long len)
{
if (Done == true)
return false;
+ if (len == 0)
+ return true;
uint32_t *buf = (uint32_t *)Buf;
uint32_t *bytes = (uint32_t *)Bytes;
diff --git a/apt-pkg/contrib/md5.h b/apt-pkg/contrib/md5.h
index a16ea4d2d..a286f092a 100644
--- a/apt-pkg/contrib/md5.h
+++ b/apt-pkg/contrib/md5.h
@@ -48,7 +48,7 @@ class MD5Summation : public SummationImplementation
public:
- bool Add(const unsigned char *inbuf, unsigned long long inlen) APT_OVERRIDE;
+ bool Add(const unsigned char *inbuf, unsigned long long inlen) APT_OVERRIDE APT_NONNULL(2);
using SummationImplementation::Add;
MD5SumValue Result();
diff --git a/apt-pkg/contrib/sha1.cc b/apt-pkg/contrib/sha1.cc
index bf6bc6cb6..298a7799b 100644
--- a/apt-pkg/contrib/sha1.cc
+++ b/apt-pkg/contrib/sha1.cc
@@ -243,6 +243,8 @@ bool SHA1Summation::Add(const unsigned char *data,unsigned long long len)
{
if (Done)
return false;
+ if (len == 0)
+ return true;
uint32_t *state = (uint32_t *)State;
uint32_t *count = (uint32_t *)Count;
diff --git a/apt-pkg/contrib/sha1.h b/apt-pkg/contrib/sha1.h
index 1c5cb5aa1..3387c1cfd 100644
--- a/apt-pkg/contrib/sha1.h
+++ b/apt-pkg/contrib/sha1.h
@@ -37,7 +37,7 @@ class SHA1Summation : public SummationImplementation
bool Done;
public:
- bool Add(const unsigned char *inbuf, unsigned long long inlen) APT_OVERRIDE;
+ bool Add(const unsigned char *inbuf, unsigned long long inlen) APT_OVERRIDE APT_NONNULL(2);
using SummationImplementation::Add;
SHA1SumValue Result();
diff --git a/apt-pkg/contrib/sha2.h b/apt-pkg/contrib/sha2.h
index 8b4bdd439..164840d3b 100644
--- a/apt-pkg/contrib/sha2.h
+++ b/apt-pkg/contrib/sha2.h
@@ -34,7 +34,7 @@ class SHA2SummationBase : public SummationImplementation
protected:
bool Done;
public:
- bool Add(const unsigned char *inbuf, unsigned long long len) APT_OVERRIDE = 0;
+ bool Add(const unsigned char *inbuf, unsigned long long len) APT_OVERRIDE APT_NONNULL(2) = 0;
void Result();
};
@@ -45,7 +45,7 @@ class SHA256Summation : public SHA2SummationBase
unsigned char Sum[32];
public:
- bool Add(const unsigned char *inbuf, unsigned long long len) APT_OVERRIDE
+ bool Add(const unsigned char *inbuf, unsigned long long len) APT_OVERRIDE APT_NONNULL(2)
{
if (Done)
return false;
@@ -78,7 +78,7 @@ class SHA512Summation : public SHA2SummationBase
unsigned char Sum[64];
public:
- bool Add(const unsigned char *inbuf, unsigned long long len) APT_OVERRIDE
+ bool Add(const unsigned char *inbuf, unsigned long long len) APT_OVERRIDE APT_NONNULL(2)
{
if (Done)
return false;
diff --git a/methods/rred.cc b/methods/rred.cc
index 2002da743..e2124fd05 100644
--- a/methods/rred.cc
+++ b/methods/rred.cc
@@ -336,7 +336,7 @@ class Patch {
FileChanges filechanges;
MemBlock add_text;
- static bool retry_fwrite(char *b, size_t l, FileFd &f, Hashes * const start_hash, Hashes * const end_hash = nullptr)
+ static bool retry_fwrite(char *b, size_t l, FileFd &f, Hashes * const start_hash, Hashes * const end_hash = nullptr) APT_NONNULL(1)
{
if (f.Write(b, l) == false)
return false;
@@ -386,8 +386,8 @@ class Patch {
}
}
- static void dump_mem(FileFd &o, char *p, size_t s, Hashes *hash) {
- retry_fwrite(p, s, o, hash);
+ static void dump_mem(FileFd &o, char *p, size_t s, Hashes *hash) APT_NONNULL(2) {
+ retry_fwrite(p, s, o, nullptr, hash);
}
public:
@@ -539,7 +539,8 @@ class Patch {
for (ch = filechanges.begin(); ch != filechanges.end(); ++ch) {
dump_lines(out, in, ch->offset, start_hash, end_hash);
skip_lines(in, ch->del_cnt, start_hash);
- dump_mem(out, ch->add, ch->add_len, end_hash);
+ if (ch->add_len != 0)
+ dump_mem(out, ch->add, ch->add_len, end_hash);
}
dump_rest(out, in, start_hash, end_hash);
out.Flush();
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-16 15:52:02 +0000