Class: Puma::IOBuffer

Inherits:
Object
  • Object
show all
Defined in:
ext/puma_http11/io_buffer.c

Instance Method Summary collapse

Instance Method Details

#<<(str) ⇒ Object 



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# File 'ext/puma_http11/io_buffer.c', line 34

static VALUE buf_append(VALUE self, VALUE str) {
  struct buf_int* b;
  size_t used, str_len, new_size;

  Data_Get_Struct(self, struct buf_int, b);

  used = b->cur - b->top;

  StringValue(str);
  str_len = RSTRING_LEN(str);

  new_size = used + str_len;

  if(new_size > b->size) {
    size_t n = b->size + (b->size / 2);
    uint8_t* top;
    uint8_t* old;

    new_size = (n > new_size ? n : new_size + BUF_TOLERANCE);

    top = ALLOC_N(uint8_t, new_size);
    old = b->top;
    memcpy(top, old, used);
    b->top = top;
    b->cur = top + used;
    b->size = new_size;
    xfree(old);
  }

  memcpy(b->cur, RSTRING_PTR(str), str_len);
  b->cur += str_len;

  return self;
}

#append(*args) ⇒ Object 



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# File 'ext/puma_http11/io_buffer.c', line 69

static VALUE buf_append2(int argc, VALUE* argv, VALUE self) {
  struct buf_int* b;
  size_t used, new_size;
  int i;
  VALUE str;

  Data_Get_Struct(self, struct buf_int, b);

  used = b->cur - b->top;
  new_size = used;

  for(i = 0; i < argc; i++) {
    StringValue(argv[i]);

    str = argv[i];

    new_size += RSTRING_LEN(str);
  }

  if(new_size > b->size) {
    size_t n = b->size + (b->size / 2);
    uint8_t* top;
    uint8_t* old;

    new_size = (n > new_size ? n : new_size + BUF_TOLERANCE);

    top = ALLOC_N(uint8_t, new_size);
    old = b->top;
    memcpy(top, old, used);
    b->top = top;
    b->cur = top + used;
    b->size = new_size;
    xfree(old);
  }

  for(i = 0; i < argc; i++) {
    long str_len;
    str = argv[i];
    str_len = RSTRING_LEN(str);
    memcpy(b->cur, RSTRING_PTR(str), str_len);
    b->cur += str_len;
  }

  return self;
}

#capacity ⇒ Object 



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# File 'ext/puma_http11/io_buffer.c', line 129

static VALUE buf_capa(VALUE self) {
  struct buf_int* b;
  Data_Get_Struct(self, struct buf_int, b);

  return INT2FIX(b->size);
}

#reset ⇒ Object 



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# File 'ext/puma_http11/io_buffer.c', line 136

static VALUE buf_reset(VALUE self) {
  struct buf_int* b;
  Data_Get_Struct(self, struct buf_int, b);

  b->cur = b->top;
  return self;
}

#to_s ⇒ Object 



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# File 'ext/puma_http11/io_buffer.c', line 115

static VALUE buf_to_str(VALUE self) {
  struct buf_int* b;
  Data_Get_Struct(self, struct buf_int, b);

  return rb_str_new((const char*)(b->top), b->cur - b->top);
}

#to_str ⇒ Object 



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# File 'ext/puma_http11/io_buffer.c', line 115

static VALUE buf_to_str(VALUE self) {
  struct buf_int* b;
  Data_Get_Struct(self, struct buf_int, b);

  return rb_str_new((const char*)(b->top), b->cur - b->top);
}

#used ⇒ Object 



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# File 'ext/puma_http11/io_buffer.c', line 122

static VALUE buf_used(VALUE self) {
  struct buf_int* b;
  Data_Get_Struct(self, struct buf_int, b);

  return INT2FIX(b->cur - b->top);
}