mirror of
https://github.com/RetroDECK/ES-DE.git
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127 lines
2.1 KiB
Plaintext
127 lines
2.1 KiB
Plaintext
/*
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* Copyright (C) the libgit2 contributors. All rights reserved.
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*
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* This file is part of libgit2, distributed under the GNU GPL v2 with
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* a Linking Exception. For full terms see the included COPYING file.
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*/
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#include "buf.h"
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#include "common.h"
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int git_buf_sanitize(git_buf *buf)
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{
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GIT_ASSERT_ARG(buf);
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if (buf->reserved > 0)
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buf->ptr[0] = '\0';
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else
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buf->ptr = git_str__initstr;
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buf->size = 0;
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return 0;
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}
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int git_buf_tostr(git_str *out, git_buf *buf)
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{
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GIT_ASSERT_ARG(out);
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GIT_ASSERT_ARG(buf);
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if (git_buf_sanitize(buf) < 0)
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return -1;
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out->ptr = buf->ptr;
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out->asize = buf->reserved;
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out->size = buf->size;
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buf->ptr = git_str__initstr;
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buf->reserved = 0;
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buf->size = 0;
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return 0;
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}
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int git_buf_fromstr(git_buf *out, git_str *str)
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{
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GIT_ASSERT_ARG(out);
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GIT_ASSERT_ARG(str);
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out->ptr = str->ptr;
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out->reserved = str->asize;
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out->size = str->size;
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str->ptr = git_str__initstr;
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str->asize = 0;
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str->size = 0;
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return 0;
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}
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void git_buf_dispose(git_buf *buf)
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{
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if (!buf)
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return;
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if (buf->ptr != git_str__initstr)
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git__free(buf->ptr);
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buf->ptr = git_str__initstr;
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buf->reserved = 0;
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buf->size = 0;
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}
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#ifndef GIT_DEPRECATE_HARD
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int git_buf_grow(git_buf *buffer, size_t target_size)
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{
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char *newptr;
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if (buffer->reserved >= target_size)
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return 0;
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if (buffer->ptr == git_str__initstr)
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newptr = git__malloc(target_size);
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else
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newptr = git__realloc(buffer->ptr, target_size);
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if (!newptr)
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return -1;
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buffer->ptr = newptr;
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buffer->reserved = target_size;
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return 0;
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}
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int git_buf_set(git_buf *buffer, const void *data, size_t datalen)
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{
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size_t alloclen;
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GIT_ERROR_CHECK_ALLOC_ADD(&alloclen, datalen, 1);
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if (git_buf_grow(buffer, alloclen) < 0)
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return -1;
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memmove(buffer->ptr, data, datalen);
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buffer->size = datalen;
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buffer->ptr[buffer->size] = '\0';
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return 0;
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}
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int git_buf_is_binary(const git_buf *buf)
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{
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git_str str = GIT_STR_INIT_CONST(buf->ptr, buf->size);
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return git_str_is_binary(&str);
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}
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int git_buf_contains_nul(const git_buf *buf)
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{
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git_str str = GIT_STR_INIT_CONST(buf->ptr, buf->size);
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return git_str_contains_nul(&str);
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}
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void git_buf_free(git_buf *buffer)
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{
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git_buf_dispose(buffer);
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}
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#endif
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