mirror of
https://github.com/gozfree/gear-lib.git
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57 lines
2.1 KiB
C
57 lines
2.1 KiB
C
/******************************************************************************
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* Copyright (C) 2014-2020 Zhifeng Gong <gozfree@163.com>
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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******************************************************************************/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include "libringbuffer.h"
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int foo()
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{
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struct ringbuffer *rb = rb_create(1024);
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const char *tmp = "hello world";
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ssize_t ret = 0;
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int len = 0;
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for (int i = 0; i < 100; i++) {
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printf("free=%d, used=%d\n", rb_get_space_free(rb), rb_get_space_used(rb));
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ret = rb_write(rb, tmp, strlen(tmp));
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if (ret < 0) {
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break;
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}
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}
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printf("dump = %s\n", (char *)rb_dump(rb, &len));
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printf("rb_write len=%d\n", len);
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char tmp2[9];
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memset(tmp2, 0, sizeof(tmp2));
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rb_read(rb, tmp2, sizeof(tmp2)-1);
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printf("rb_read str=%s\n", tmp2);
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memset(tmp2, 0, sizeof(tmp2));
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rb_read(rb, tmp2, sizeof(tmp2)-1);
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printf("rb_read str=%s\n", tmp2);
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return 0;
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}
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int main(int argc, char **argv)
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{
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foo();
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return 0;
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}
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