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common: Add gnupg_memstr to replace static versions.

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* common/stringhelp.c (gnupg_memstr): New.
* common/mbox-util.c (my_memstr): Remove.
(is_valid_mailbox_mem): Use gnupg_memstr.
* common/recsel.c (my_memstr): Remove.
(recsel_select): Use gnupg_memstr.
This commit is contained in:
Werner Koch 2023-09-26 09:35:25 +02:00
parent 3054016db9
commit c91f759baf
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GPG key ID: E3FDFF218E45B72B
4 changed files with 32 additions and 62 deletions
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31
common/mbox-util.c
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@ -57,35 +57,6 @@ mem_count_chr (const void *buffer, int c, size_t length)
}
/* This is a case-sensitive version of our memistr. I wonder why no
standard function memstr exists but I better do not use the name
memstr to avoid future conflicts. */
static const char *
my_memstr (const void *buffer, size_t buflen, const char *sub)
{
const unsigned char *buf = buffer;
const unsigned char *t = (const unsigned char *)buf;
const unsigned char *s = (const unsigned char *)sub;
size_t n = buflen;
for ( ; n ; t++, n-- )
{
if (*t == *s)
{
for (buf = t++, buflen = n--, s++; n && *t ==*s; t++, s++, n--)
;
if (!*s)
return (const char*)buf;
t = (const unsigned char *)buf;
s = (const unsigned char *)sub ;
n = buflen;
}
}
return NULL;
}
static int
string_has_ctrl_or_space (const char *string)
{
@ -159,7 +130,7 @@ is_valid_mailbox_mem (const void *name_arg, size_t namelen)
|| *name == '@'
|| name[namelen-1] == '@'
|| name[namelen-1] == '.'
|| my_memstr (name, namelen, ".."));
|| gnupg_memstr (name, namelen, ".."));
}