template.h File Reference

#include <stddef.h>
#include <stdint.h>
#include <string.h>
#include <derive-c/core/helpers.h>
#include <derive-c/core/panic.h>
#include <derive-c/core/self/def.h>
#include <derive-c/core/self/undef.h>

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Classes
struct	item_t
	A queue comprised of an extendable circular buffer. More...
struct	SELF
	An allocator that prints to stdout when it allocates or frees memory. More...

Macros
#define	ITEM   item_t
#define	ITEM_DELETE   item_delete
#define	ITEM_CLONE   item_clone
#define	INPLACE_CAPACITY   8
#define	INPLACE_TYPE   uint8_t

Functions
static void	item_delete (item_t *UNUSED(self))
static item_t	item_clone (item_t const *self)
static SELF	new ()
static SELF	clone (SELF const *self)
static ITEM const *	try_read (SELF const *self, INPLACE_TYPE index)
static ITEM const *	read (SELF const *self, INPLACE_TYPE index)
static ITEM *	try_write (SELF *self, INPLACE_TYPE index)
static ITEM *	write (SELF *self, INPLACE_TYPE index)
static ITEM *	try_push (SELF *self, ITEM item)
static bool	try_insert_at (SELF *self, size_t at, ITEM const *items, size_t count)
static void	remove_at (SELF *self, size_t at, size_t count)
static ITEM *	push (SELF *self, ITEM item)
static bool	try_pop (SELF *self, ITEM *destination)
static ITEM	pop (SELF *self)
static size_t	size (SELF const *self)
static void	delete (SELF *self)
static ITEM *	next (ITER *iter)
static size_t	position (ITER const *iter)
static bool	empty (ITER const *iter)
static ITER	get_iter (SELF *self)
static ITEM const *	next (ITER_CONST *iter)
static size_t	position (ITER_CONST const *iter)
static bool	empty (ITER_CONST const *iter)
static ITER_CONST	get_iter_const (SELF const *self)

Variables
static const INPLACE_TYPE	max_size = INPLACE_CAPACITY

Macro Definition Documentation

INPLACE_CAPACITY

#define INPLACE_CAPACITY   8

Definition at line 39 of file template.h.

INPLACE_TYPE

#define INPLACE_TYPE   uint8_t

Definition at line 43 of file template.h.

ITEM

#define ITEM   item_t

Definition at line 20 of file template.h.

ITEM_CLONE

#define ITEM_CLONE   item_clone

Definition at line 24 of file template.h.

ITEM_DELETE

#define ITEM_DELETE   item_delete

Definition at line 22 of file template.h.

Function Documentation

clone()

SELF clone ( SELF const * self )

static

Definition at line 61 of file template.h.

                                              {
    SELF new_self = NS(SELF, new)();
    new_self.size = self->size;
    for (INPLACE_TYPE i = 0; i < self->size; i++) {
        new_self.data[i] = ITEM_CLONE(&self->data[i]);
    }
    return new_self;
}

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delete()

void delete ( SELF * self )

static

Definition at line 167 of file template.h.

                                         {
    DEBUG_ASSERT(self);
    for (INPLACE_TYPE i = 0; i < self->size; i++) {
        ITEM_DELETE(&self->data[i]);
    }
}

empty() [1/2]

bool empty ( ITER const * iter )

static

Definition at line 196 of file template.h.

                                              {
    DEBUG_ASSERT(iter);
    return iter->pos >= iter->vec->size;
}

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empty() [2/2]

bool empty ( ITER_CONST const * iter )

static

Definition at line 233 of file template.h.

                                                          {
    DEBUG_ASSERT(iter);
    return iter->pos >= iter->vec->size;
}

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get_iter()

ITER get_iter ( SELF * self )

static

Definition at line 201 of file template.h.

                                           {
    DEBUG_ASSERT(self);
    return (ITER){
        .vec = self,
        .pos = 0,
    };
}

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get_iter_const()

ITER_CONST get_iter_const ( SELF const * self )

static

Definition at line 238 of file template.h.

                                                             {
    DEBUG_ASSERT(self);
    return (ITER_CONST){
        .vec = self,
        .pos = 0,
    };
}

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item_clone()

item_t item_clone ( item_t const * self )

static

Definition at line 23 of file template.h.

{ return *self; }

item_delete()

void item_delete ( item_t * UNUSEDself )

static

Definition at line 21 of file template.h.

{}

new()

SELF new ( )

static

Definition at line 57 of file template.h.

{ return (SELF){.size = 0}; }

next() [1/2]

ITEM * next ( ITER * iter )

static

Definition at line 181 of file template.h.

                                        {
    DEBUG_ASSERT(iter);
    if (iter->pos < iter->vec->size) {
        ITEM* item = &iter->vec->data[iter->pos];
        iter->pos++;
        return item;
    }
    return NULL;
}

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next() [2/2]

ITEM const * next ( ITER_CONST * iter )

static

Definition at line 218 of file template.h.

                                                          {
    DEBUG_ASSERT(iter);
    if (iter->pos < iter->vec->size) {
        ITEM const* item = &iter->vec->data[iter->pos];
        iter->pos++;
        return item;
    }
    return NULL;
}

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pop()

ITEM pop ( SELF * self )

static

Definition at line 156 of file template.h.

                                      {
    ITEM entry;
    ASSERT(NS(SELF, try_pop)(self, &entry));
    return entry;
}

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position() [1/2]

size_t position ( ITER const * iter )

static

Definition at line 191 of file template.h.

                                                   {
    DEBUG_ASSERT(iter);
    return iter->pos;
}

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position() [2/2]

size_t position ( ITER_CONST const * iter )

static

Definition at line 228 of file template.h.

                                                               {
    DEBUG_ASSERT(iter);
    return iter->pos;
}

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push()

ITEM * push ( SELF * self, ITEM item )

static

Definition at line 140 of file template.h.

                                                   {
    ITEM* slot = NS(SELF, try_push)(self, item);
    ASSERT(slot);
    return slot;
}

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read()

ITEM const * read ( SELF const * self, INPLACE_TYPE index )

static

Definition at line 78 of file template.h.

                                                                        {
    ITEM const* value = NS(SELF, try_read)(self, index);
    ASSERT(value);
    return value;
}

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remove_at()

void remove_at ( SELF * self, size_t at, size_t count )

static

Definition at line 124 of file template.h.

                                                                     {
    DEBUG_ASSERT(self);
    ASSERT(at + count <= self->size);
 
    if (count == 0) {
        return;
    }
 
    for (size_t i = at; i < at + count; i++) {
        ITEM_DELETE(&self->data[i]);
    }
 
    memmove(&self->data[at], &self->data[at + count], (self->size - (at + count)) * sizeof(ITEM));
    self->size -= count;
}

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size()

size_t size ( SELF const * self )

static

Definition at line 162 of file template.h.

                                               {
    DEBUG_ASSERT(self);
    return self->size;
}

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try_insert_at()

bool try_insert_at ( SELF * self, size_t at, ITEM const * items, size_t count )

static

Definition at line 109 of file template.h.

                                                                                            {
    DEBUG_ASSERT(self);
    DEBUG_ASSERT(items);
    ASSERT(at <= self->size);
 
    if (self->size + count > INPLACE_CAPACITY) {
        return false;
    }
 
    memmove(&self->data[at + count], &self->data[at], (self->size - at) * sizeof(ITEM));
    memcpy(&self->data[at], items, count * sizeof(ITEM));
    self->size += count;
    return true;
}

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try_pop()

bool try_pop ( SELF * self, ITEM * destination )

static

Definition at line 146 of file template.h.

                                                             {
    DEBUG_ASSERT(self);
    if (LIKELY(self->size > 0)) {
        self->size--;
        *destination = self->data[self->size];
        return true;
    }
    return false;
}

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try_push()

ITEM * try_push ( SELF * self, ITEM item )

static

Definition at line 98 of file template.h.

                                                       {
    DEBUG_ASSERT(self);
    if (self->size < INPLACE_CAPACITY) {
        ITEM* slot = &self->data[self->size];
        *slot = item;
        self->size++;
        return slot;
    }
    return NULL;
}

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try_read()

ITEM const * try_read ( SELF const * self, INPLACE_TYPE index )

static

Definition at line 70 of file template.h.

                                                                            {
    DEBUG_ASSERT(self);
    if (LIKELY(index < self->size)) {
        return &self->data[index];
    }
    return NULL;
}

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try_write()

ITEM * try_write ( SELF * self, INPLACE_TYPE index )

static

Definition at line 84 of file template.h.

                                                                 {
    DEBUG_ASSERT(self);
    if (LIKELY(index < self->size)) {
        return &self->data[index];
    }
    return NULL;
}

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write()

ITEM * write ( SELF * self, INPLACE_TYPE index )

static

Definition at line 92 of file template.h.

                                                             {
    ITEM* value = NS(SELF, try_write)(self, index);
    ASSERT(value);
    return value;
}

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Variable Documentation

max_size

const INPLACE_TYPE max_size = INPLACE_CAPACITY

static

Definition at line 59 of file template.h.