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[util] Use size_t for dstring length params 

While not overly wrong, unsigned is not really appropriate.
This commit is contained in:
Bill Currie 2021-03-27 19:08:18 +09:00
parent 0167456b21
commit 7c788a6e7a
2 changed files with 34 additions and 36 deletions
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32
include/QF/dstring.h
View File

@ -45,8 +45,8 @@ typedef struct dstring_mem_s {
typedef struct dstring_s {
dstring_mem_t *mem;
unsigned long int size, truesize;
char *str;
size_t size, truesize;
char *str;
} dstring_t;
extern dstring_mem_t dstring_default_mem;
@ -72,21 +72,21 @@ void dstring_adjust (dstring_t *dstr);
\param len the size of the hole to open.
\return pointer to the beginning of the opened hole.
*/
char *dstring_reserve (dstring_t *dstr, unsigned len);
char *dstring_reserve (dstring_t *dstr, size_t len);
/** Copy len bytes from data into the dstring, replacing any existing data.
*/
void dstring_copy (dstring_t *dstr, const char *data, unsigned int len);
void dstring_copy (dstring_t *dstr, const char *data, size_t len);
/** Append len bytes from data onto the end of the dstring.
*/
void dstring_append (dstring_t *dstr, const char *data, unsigned int len);
void dstring_append (dstring_t *dstr, const char *data, size_t len);
/** Insert len bytes from data int the dstring at pos. If pos is past the
end of the dstring, equivalent to dstring_append.
*/
void dstring_insert (dstring_t *dstr, unsigned int pos, const char *data,
unsigned int len);
void dstring_insert (dstring_t *dstr, size_t pos, const char *data,
size_t len);
/** Remove len bytes from the dstring starting at pos.
*/
void dstring_snip (dstring_t *dstr, unsigned int pos, unsigned int len);
void dstring_snip (dstring_t *dstr, size_t pos, size_t len);
/** Set the size of the dstring to 0 bytes. Does not free the string buffer
anticipating reuse.
*/
@ -94,8 +94,8 @@ void dstring_clear (dstring_t *dstr);
/** Replace rlen bytes in dstring at pos with len bytes from data. Moves
trailing bytes as needed.
*/
void dstring_replace (dstring_t *dstr, unsigned int pos, unsigned int rlen,
const char *data, unsigned int len);
void dstring_replace (dstring_t *dstr, size_t pos, size_t rlen,
const char *data, size_t len);
/** Delete the dstring object retaining the string buffer. The string buffer
will be just big enough to hold the data. Does NOT ensure the string is
null terminated.
@ -123,7 +123,7 @@ dstring_t *dstring_strdup (const char *str);
\return pointer to the current null terminator or beginning of the
opened hole if there was no terminator.
*/
char *dstring_reservestr (dstring_t *dstr, unsigned len);
char *dstring_reservestr (dstring_t *dstr, size_t len);
/** Copy the null terminated string into the dstring. Replaces any existing
data.
The dstring does not have to be null terminated but will become so.
@ -133,7 +133,7 @@ void dstring_copystr (dstring_t *dstr, const char *str);
existing data.
The dstring does not have to be null terminated but will become so.
*/
void dstring_copysubstr (dstring_t *dstr, const char *str, unsigned int len);
void dstring_copysubstr (dstring_t *dstr, const char *str, size_t len);
/** Append the null terminated string to the end of the dstring.
The dstring does not have to be null terminated but will become so.
However, any embedded nulls will be treated as the end of the dstring.
@ -143,16 +143,16 @@ void dstring_appendstr (dstring_t *dstr, const char *str);
The dstring does not have to be null terminated but will become so.
However, any embedded nulls will be treated as the end of the dstring.
*/
void dstring_appendsubstr (dstring_t *dstr, const char *str, unsigned int len);
void dstring_appendsubstr (dstring_t *dstr, const char *str, size_t len);
/** Insert the null terminated string into the dstring at pos. The dstring
is NOT forced to be null terminated.
*/
void dstring_insertstr (dstring_t *dstr, unsigned int pos, const char *str);
void dstring_insertstr (dstring_t *dstr, size_t pos, const char *str);
/** Insert up to len bytes from the string into the dstring at pos. The
dstring is NOT forced to be null terminated.
*/
void dstring_insertsubstr (dstring_t *dstr, unsigned int pos, const char *str,
unsigned int len);
void dstring_insertsubstr (dstring_t *dstr, size_t pos, const char *str,
size_t len);
/** Clear the dstring to be equivalent to "". Does not resize the string buffer
but size is set to 1.
dstr = dstring_new (); dstring_clearstr (dstr); is exactly equivalent to

38
libs/util/dstring.c
View File

@ -101,7 +101,7 @@ dstring_adjust (dstring_t *dstr)
}
VISIBLE char *
dstring_reserve (dstring_t *dstr, unsigned len)
dstring_reserve (dstring_t *dstr, size_t len)
{
dstr->size += len;
dstring_adjust (dstr);
@ -109,7 +109,7 @@ dstring_reserve (dstring_t *dstr, unsigned len)
}
VISIBLE void
dstring_copy (dstring_t *dstr, const char *data, unsigned int len)
dstring_copy (dstring_t *dstr, const char *data, size_t len)
{
dstr->size = len;
dstring_adjust (dstr);
@ -117,9 +117,9 @@ dstring_copy (dstring_t *dstr, const char *data, unsigned int len)
}
VISIBLE void
dstring_append (dstring_t *dstr, const char *data, unsigned int len)
dstring_append (dstring_t *dstr, const char *data, size_t len)
{
unsigned int ins = dstr->size; // Save insertion point
size_t ins = dstr->size; // Save insertion point
dstr->size += len;
dstring_adjust (dstr);
@ -127,10 +127,9 @@ dstring_append (dstring_t *dstr, const char *data, unsigned int len)
}
VISIBLE void
dstring_insert (dstring_t *dstr, unsigned int pos, const char *data,
unsigned int len)
dstring_insert (dstring_t *dstr, size_t pos, const char *data, size_t len)
{
unsigned int oldsize = dstr->size;
size_t oldsize = dstr->size;
if (pos > dstr->size)
pos = dstr->size;
@ -141,7 +140,7 @@ dstring_insert (dstring_t *dstr, unsigned int pos, const char *data,
}
VISIBLE void
dstring_snip (dstring_t *dstr, unsigned int pos, unsigned int len)
dstring_snip (dstring_t *dstr, size_t pos, size_t len)
{
if (pos > dstr->size)
pos = dstr->size;
@ -162,10 +161,10 @@ dstring_clear (dstring_t *dstr)
}
VISIBLE void
dstring_replace (dstring_t *dstr, unsigned int pos, unsigned int rlen,
const char *data, unsigned int len)
dstring_replace (dstring_t *dstr, size_t pos, size_t rlen,
const char *data, size_t len)
{
unsigned int oldsize = dstr->size;
size_t oldsize = dstr->size;
if (pos > dstr->size)
pos = dstr->size;
if (rlen > dstr->size - pos)
@ -223,7 +222,7 @@ dstring_strdup (const char *str)
}
VISIBLE char *
dstring_reservestr (dstring_t *dstr, unsigned len)
dstring_reservestr (dstring_t *dstr, size_t len)
{
int pos = dstr->size;
if (pos && !dstr->str[pos - 1])
@ -242,7 +241,7 @@ dstring_copystr (dstring_t *dstr, const char *str)
}
VISIBLE void
dstring_copysubstr (dstring_t *dstr, const char *str, unsigned int len)
dstring_copysubstr (dstring_t *dstr, const char *str, size_t len)
{
len = strnlen (str, len);
@ -255,8 +254,8 @@ dstring_copysubstr (dstring_t *dstr, const char *str, unsigned int len)
VISIBLE void
dstring_appendstr (dstring_t *dstr, const char *str)
{
unsigned int pos = strnlen (dstr->str, dstr->size);
unsigned int len = strlen (str);
size_t pos = strnlen (dstr->str, dstr->size);
size_t len = strlen (str);
dstr->size = pos + len + 1;
dstring_adjust (dstr);
@ -264,9 +263,9 @@ dstring_appendstr (dstring_t *dstr, const char *str)
}
VISIBLE void
dstring_appendsubstr (dstring_t *dstr, const char *str, unsigned int len)
dstring_appendsubstr (dstring_t *dstr, const char *str, size_t len)
{
unsigned int pos = strnlen (dstr->str, dstr->size);
size_t pos = strnlen (dstr->str, dstr->size);
len = strnlen (str, len);
dstr->size = pos + len + 1;
@ -276,15 +275,14 @@ dstring_appendsubstr (dstring_t *dstr, const char *str, unsigned int len)
}
VISIBLE void
dstring_insertstr (dstring_t *dstr, unsigned int pos, const char *str)
dstring_insertstr (dstring_t *dstr, size_t pos, const char *str)
{
// Don't insert strlen + 1 to achieve concatenation
dstring_insert (dstr, pos, str, strlen (str));
}
VISIBLE void
dstring_insertsubstr (dstring_t *dstr, unsigned int pos, const char *str,
unsigned int len)
dstring_insertsubstr (dstring_t *dstr, size_t pos, const char *str, size_t len)
{
len = strnlen (str, len);