1 /* 2 * Copyright (C) the libgit2 contributors. All rights reserved. 3 * 4 * This file is part of libgit2, distributed under the GNU GPL v2 with 5 * a Linking Exception. For full terms see the included COPYING file. 6 */ 7 #ifndef INCLUDE_git_types_h__ 8 #define INCLUDE_git_types_h__ 9 10 #include "common.h" 11 12 /** 13 * @file git2/types.h 14 * @brief libgit2 base & compatibility types 15 * @ingroup Git 16 * @{ 17 */ 18 GIT_BEGIN_DECL 19 20 /** 21 * Cross-platform compatibility types for off_t / time_t 22 * 23 * NOTE: This needs to be in a public header so that both the library 24 * implementation and client applications both agree on the same types. 25 * Otherwise we get undefined behavior. 26 * 27 * Use the "best" types that each platform provides. Currently we truncate 28 * these intermediate representations for compatibility with the git ABI, but 29 * if and when it changes to support 64 bit types, our code will naturally 30 * adapt. 31 * NOTE: These types should match those that are returned by our internal 32 * stat() functions, for all platforms. 33 */ 34 #include <sys/types.h> 35 #ifdef __amigaos4__ 36 #include <stdint.h> 37 #endif 38 39 #if defined(_MSC_VER) 40 41 typedef __int64 git_off_t; 42 typedef __time64_t git_time_t; 43 44 #elif defined(__MINGW32__) 45 46 typedef off64_t git_off_t; 47 typedef __time64_t git_time_t; 48 49 #elif defined(__HAIKU__) 50 51 typedef __haiku_std_int64 git_off_t; 52 typedef __haiku_std_int64 git_time_t; 53 54 #else /* POSIX */ 55 56 /* 57 * Note: Can't use off_t since if a client program includes <sys/types.h> 58 * before us (directly or indirectly), they'll get 32 bit off_t in their client 59 * app, even though /we/ define _FILE_OFFSET_BITS=64. 60 */ 61 typedef int64_t git_off_t; 62 typedef int64_t git_time_t; /**< time in seconds from epoch */ 63 64 #endif 65 66 /** The maximum size of an object */ 67 typedef uint64_t git_object_size_t; 68 69 #include "buffer.h" 70 #include "oid.h" 71 72 /** Basic type (loose or packed) of any Git object. */ 73 typedef enum { 74 GIT_OBJECT_ANY = -2, /**< Object can be any of the following */ 75 GIT_OBJECT_INVALID = -1, /**< Object is invalid. */ 76 GIT_OBJECT_COMMIT = 1, /**< A commit object. */ 77 GIT_OBJECT_TREE = 2, /**< A tree (directory listing) object. */ 78 GIT_OBJECT_BLOB = 3, /**< A file revision object. */ 79 GIT_OBJECT_TAG = 4, /**< An annotated tag object. */ 80 GIT_OBJECT_OFS_DELTA = 6, /**< A delta, base is given by an offset. */ 81 GIT_OBJECT_REF_DELTA = 7, /**< A delta, base is given by object id. */ 82 } git_object_t; 83 84 /** An open object database handle. */ 85 typedef struct git_odb git_odb; 86 87 /** A custom backend in an ODB */ 88 typedef struct git_odb_backend git_odb_backend; 89 90 /** An object read from the ODB */ 91 typedef struct git_odb_object git_odb_object; 92 93 /** A stream to read/write from the ODB */ 94 typedef struct git_odb_stream git_odb_stream; 95 96 /** A stream to write a packfile to the ODB */ 97 typedef struct git_odb_writepack git_odb_writepack; 98 99 /** An open refs database handle. */ 100 typedef struct git_refdb git_refdb; 101 102 /** A custom backend for refs */ 103 typedef struct git_refdb_backend git_refdb_backend; 104 105 /** 106 * Representation of an existing git repository, 107 * including all its object contents 108 */ 109 typedef struct git_repository git_repository; 110 111 /** Representation of a working tree */ 112 typedef struct git_worktree git_worktree; 113 114 /** Representation of a generic object in a repository */ 115 typedef struct git_object git_object; 116 117 /** Representation of an in-progress walk through the commits in a repo */ 118 typedef struct git_revwalk git_revwalk; 119 120 /** Parsed representation of a tag object. */ 121 typedef struct git_tag git_tag; 122 123 /** In-memory representation of a blob object. */ 124 typedef struct git_blob git_blob; 125 126 /** Parsed representation of a commit object. */ 127 typedef struct git_commit git_commit; 128 129 /** Representation of each one of the entries in a tree object. */ 130 typedef struct git_tree_entry git_tree_entry; 131 132 /** Representation of a tree object. */ 133 typedef struct git_tree git_tree; 134 135 /** Constructor for in-memory trees */ 136 typedef struct git_treebuilder git_treebuilder; 137 138 /** Memory representation of an index file. */ 139 typedef struct git_index git_index; 140 141 /** An iterator for entries in the index. */ 142 typedef struct git_index_iterator git_index_iterator; 143 144 /** An iterator for conflicts in the index. */ 145 typedef struct git_index_conflict_iterator git_index_conflict_iterator; 146 147 /** Memory representation of a set of config files */ 148 typedef struct git_config git_config; 149 150 /** Interface to access a configuration file */ 151 typedef struct git_config_backend git_config_backend; 152 153 /** Representation of a reference log entry */ 154 typedef struct git_reflog_entry git_reflog_entry; 155 156 /** Representation of a reference log */ 157 typedef struct git_reflog git_reflog; 158 159 /** Representation of a git note */ 160 typedef struct git_note git_note; 161 162 /** Representation of a git packbuilder */ 163 typedef struct git_packbuilder git_packbuilder; 164 165 /** Time in a signature */ 166 typedef struct git_time { 167 git_time_t time; /**< time in seconds from epoch */ 168 int offset; /**< timezone offset, in minutes */ 169 char sign; /**< indicator for questionable '-0000' offsets in signature */ 170 } git_time; 171 172 /** An action signature (e.g. for committers, taggers, etc) */ 173 typedef struct git_signature { 174 char *name; /**< full name of the author */ 175 char *email; /**< email of the author */ 176 git_time when; /**< time when the action happened */ 177 } git_signature; 178 179 /** In-memory representation of a reference. */ 180 typedef struct git_reference git_reference; 181 182 /** Iterator for references */ 183 typedef struct git_reference_iterator git_reference_iterator; 184 185 /** Transactional interface to references */ 186 typedef struct git_transaction git_transaction; 187 188 /** Annotated commits, the input to merge and rebase. */ 189 typedef struct git_annotated_commit git_annotated_commit; 190 191 /** Representation of a status collection */ 192 typedef struct git_status_list git_status_list; 193 194 /** Representation of a rebase */ 195 typedef struct git_rebase git_rebase; 196 197 /** Basic type of any Git reference. */ 198 typedef enum { 199 GIT_REFERENCE_INVALID = 0, /**< Invalid reference */ 200 GIT_REFERENCE_DIRECT = 1, /**< A reference that points at an object id */ 201 GIT_REFERENCE_SYMBOLIC = 2, /**< A reference that points at another reference */ 202 GIT_REFERENCE_ALL = GIT_REFERENCE_DIRECT | GIT_REFERENCE_SYMBOLIC, 203 } git_reference_t; 204 205 /** Basic type of any Git branch. */ 206 typedef enum { 207 GIT_BRANCH_LOCAL = 1, 208 GIT_BRANCH_REMOTE = 2, 209 GIT_BRANCH_ALL = GIT_BRANCH_LOCAL|GIT_BRANCH_REMOTE, 210 } git_branch_t; 211 212 /** Valid modes for index and tree entries. */ 213 typedef enum { 214 GIT_FILEMODE_UNREADABLE = 0000000, 215 GIT_FILEMODE_TREE = 0040000, 216 GIT_FILEMODE_BLOB = 0100644, 217 GIT_FILEMODE_BLOB_EXECUTABLE = 0100755, 218 GIT_FILEMODE_LINK = 0120000, 219 GIT_FILEMODE_COMMIT = 0160000, 220 } git_filemode_t; 221 222 /** 223 * A refspec specifies the mapping between remote and local reference 224 * names when fetch or pushing. 225 */ 226 typedef struct git_refspec git_refspec; 227 228 /** 229 * Git's idea of a remote repository. A remote can be anonymous (in 230 * which case it does not have backing configuration entires). 231 */ 232 typedef struct git_remote git_remote; 233 234 /** 235 * Interface which represents a transport to communicate with a 236 * remote. 237 */ 238 typedef struct git_transport git_transport; 239 240 /** 241 * Preparation for a push operation. Can be used to configure what to 242 * push and the level of parallelism of the packfile builder. 243 */ 244 typedef struct git_push git_push; 245 246 /* documentation in the definition */ 247 typedef struct git_remote_head git_remote_head; 248 typedef struct git_remote_callbacks git_remote_callbacks; 249 250 /** 251 * Parent type for `git_cert_hostkey` and `git_cert_x509`. 252 */ 253 typedef struct git_cert git_cert; 254 255 /** 256 * Opaque structure representing a submodule. 257 */ 258 typedef struct git_submodule git_submodule; 259 260 /** 261 * Submodule update values 262 * 263 * These values represent settings for the `submodule.$name.update` 264 * configuration value which says how to handle `git submodule update` for 265 * this submodule. The value is usually set in the ".gitmodules" file and 266 * copied to ".git/config" when the submodule is initialized. 267 * 268 * You can override this setting on a per-submodule basis with 269 * `git_submodule_set_update()` and write the changed value to disk using 270 * `git_submodule_save()`. If you have overwritten the value, you can 271 * revert it by passing `GIT_SUBMODULE_UPDATE_RESET` to the set function. 272 * 273 * The values are: 274 * 275 * - GIT_SUBMODULE_UPDATE_CHECKOUT: the default; when a submodule is 276 * updated, checkout the new detached HEAD to the submodule directory. 277 * - GIT_SUBMODULE_UPDATE_REBASE: update by rebasing the current checked 278 * out branch onto the commit from the superproject. 279 * - GIT_SUBMODULE_UPDATE_MERGE: update by merging the commit in the 280 * superproject into the current checkout out branch of the submodule. 281 * - GIT_SUBMODULE_UPDATE_NONE: do not update this submodule even when 282 * the commit in the superproject is updated. 283 * - GIT_SUBMODULE_UPDATE_DEFAULT: not used except as static initializer 284 * when we don't want any particular update rule to be specified. 285 */ 286 typedef enum { 287 GIT_SUBMODULE_UPDATE_CHECKOUT = 1, 288 GIT_SUBMODULE_UPDATE_REBASE = 2, 289 GIT_SUBMODULE_UPDATE_MERGE = 3, 290 GIT_SUBMODULE_UPDATE_NONE = 4, 291 292 GIT_SUBMODULE_UPDATE_DEFAULT = 0 293 } git_submodule_update_t; 294 295 /** 296 * Submodule ignore values 297 * 298 * These values represent settings for the `submodule.$name.ignore` 299 * configuration value which says how deeply to look at the working 300 * directory when getting submodule status. 301 * 302 * You can override this value in memory on a per-submodule basis with 303 * `git_submodule_set_ignore()` and can write the changed value to disk 304 * with `git_submodule_save()`. If you have overwritten the value, you 305 * can revert to the on disk value by using `GIT_SUBMODULE_IGNORE_RESET`. 306 * 307 * The values are: 308 * 309 * - GIT_SUBMODULE_IGNORE_UNSPECIFIED: use the submodule's configuration 310 * - GIT_SUBMODULE_IGNORE_NONE: don't ignore any change - i.e. even an 311 * untracked file, will mark the submodule as dirty. Ignored files are 312 * still ignored, of course. 313 * - GIT_SUBMODULE_IGNORE_UNTRACKED: ignore untracked files; only changes 314 * to tracked files, or the index or the HEAD commit will matter. 315 * - GIT_SUBMODULE_IGNORE_DIRTY: ignore changes in the working directory, 316 * only considering changes if the HEAD of submodule has moved from the 317 * value in the superproject. 318 * - GIT_SUBMODULE_IGNORE_ALL: never check if the submodule is dirty 319 * - GIT_SUBMODULE_IGNORE_DEFAULT: not used except as static initializer 320 * when we don't want any particular ignore rule to be specified. 321 */ 322 typedef enum { 323 GIT_SUBMODULE_IGNORE_UNSPECIFIED = -1, /**< use the submodule's configuration */ 324 325 GIT_SUBMODULE_IGNORE_NONE = 1, /**< any change or untracked == dirty */ 326 GIT_SUBMODULE_IGNORE_UNTRACKED = 2, /**< dirty if tracked files change */ 327 GIT_SUBMODULE_IGNORE_DIRTY = 3, /**< only dirty if HEAD moved */ 328 GIT_SUBMODULE_IGNORE_ALL = 4, /**< never dirty */ 329 } git_submodule_ignore_t; 330 331 /** 332 * Options for submodule recurse. 333 * 334 * Represent the value of `submodule.$name.fetchRecurseSubmodules` 335 * 336 * * GIT_SUBMODULE_RECURSE_NO - do no recurse into submodules 337 * * GIT_SUBMODULE_RECURSE_YES - recurse into submodules 338 * * GIT_SUBMODULE_RECURSE_ONDEMAND - recurse into submodules only when 339 * commit not already in local clone 340 */ 341 typedef enum { 342 GIT_SUBMODULE_RECURSE_NO = 0, 343 GIT_SUBMODULE_RECURSE_YES = 1, 344 GIT_SUBMODULE_RECURSE_ONDEMAND = 2, 345 } git_submodule_recurse_t; 346 347 typedef struct git_writestream git_writestream; 348 349 /** A type to write in a streaming fashion, for example, for filters. */ 350 struct git_writestream { 351 int GIT_CALLBACK(write)(git_writestream *stream, const char *buffer, size_t len); 352 int GIT_CALLBACK(close)(git_writestream *stream); 353 void GIT_CALLBACK(free)(git_writestream *stream); 354 }; 355 356 /** Representation of .mailmap file state. */ 357 typedef struct git_mailmap git_mailmap; 358 359 /** @} */ 360 GIT_END_DECL 361 362 #endif 363
