diff options
author | Vicent Marti <tanoku@gmail.com> | 2013-04-16 19:46:41 +0400 |
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committer | Vicent Marti <tanoku@gmail.com> | 2013-04-16 19:46:41 +0400 |
commit | a50086d174658914d4d6462afbc83b02825b1f5b (patch) | |
tree | e8daa1c7bf678222cf351445179837bed7db3a72 /src/diff_output.h | |
parent | 5b9fac39d8a76b9139667c26a63e6b3f204b3977 (diff) | |
parent | f124ebd457bfbf43de3516629aaba5a279636e04 (diff) |
Merge branch 'development'v0.18.0
Diffstat (limited to 'src/diff_output.h')
-rw-r--r-- | src/diff_output.h | 93 |
1 files changed, 93 insertions, 0 deletions
diff --git a/src/diff_output.h b/src/diff_output.h new file mode 100644 index 000000000..083355676 --- /dev/null +++ b/src/diff_output.h @@ -0,0 +1,93 @@ +/* + * Copyright (C) the libgit2 contributors. All rights reserved. + * + * This file is part of libgit2, distributed under the GNU GPL v2 with + * a Linking Exception. For full terms see the included COPYING file. + */ +#ifndef INCLUDE_diff_output_h__ +#define INCLUDE_diff_output_h__ + +#include "git2/blob.h" +#include "diff.h" +#include "map.h" +#include "xdiff/xdiff.h" + +#define MAX_DIFF_FILESIZE 0x20000000 + +enum { + GIT_DIFF_PATCH_ALLOCATED = (1 << 0), + GIT_DIFF_PATCH_PREPPED = (1 << 1), + GIT_DIFF_PATCH_LOADED = (1 << 2), + GIT_DIFF_PATCH_DIFFABLE = (1 << 3), + GIT_DIFF_PATCH_DIFFED = (1 << 4), +}; + +/* context for performing diffs */ +typedef struct { + git_repository *repo; + git_diff_list *diff; + const git_diff_options *opts; + git_diff_file_cb file_cb; + git_diff_hunk_cb hunk_cb; + git_diff_data_cb data_cb; + void *payload; + int error; + git_diff_range range; + xdemitconf_t xdiff_config; + xpparam_t xdiff_params; +} diff_context; + +/* cached information about a single span in a diff */ +typedef struct diff_patch_line diff_patch_line; +struct diff_patch_line { + const char *ptr; + size_t len; + size_t lines, oldno, newno; + char origin; +}; + +/* cached information about a hunk in a diff */ +typedef struct diff_patch_hunk diff_patch_hunk; +struct diff_patch_hunk { + git_diff_range range; + char header[128]; + size_t header_len; + size_t line_start; + size_t line_count; +}; + +struct git_diff_patch { + git_refcount rc; + git_diff_list *diff; /* for refcount purposes, maybe NULL for blob diffs */ + git_diff_delta *delta; + diff_context *ctxt; /* only valid while generating patch */ + git_iterator_type_t old_src; + git_iterator_type_t new_src; + git_blob *old_blob; + git_blob *new_blob; + git_map old_data; + git_map new_data; + uint32_t flags; + diff_patch_hunk *hunks; + size_t hunks_asize, hunks_size; + diff_patch_line *lines; + size_t lines_asize, lines_size; + size_t oldno, newno; +}; + +/* context for performing diff on a single delta */ +typedef struct { + git_diff_patch *patch; + uint32_t prepped : 1; + uint32_t loaded : 1; + uint32_t diffable : 1; + uint32_t diffed : 1; +} diff_delta_context; + +extern int git_diff__paired_foreach( + git_diff_list *idx2head, + git_diff_list *wd2idx, + int (*cb)(git_diff_delta *i2h, git_diff_delta *w2i, void *payload), + void *payload); + +#endif |