1 files changed, 397 insertions, 0 deletions

diff --git a/www/git.causal.agency/cgit/cgit.h b/www/git.causal.agency/cgit/cgit.h
new file mode 100644
index 00000000..72fcd849
--- /dev/null
+++ b/www/git.causal.agency/cgit/cgit.h
@@ -0,0 +1,397 @@
+#ifndef CGIT_H
+#define CGIT_H
+
+
+#include <git-compat-util.h>
+#include <stdbool.h>
+
+#include <cache.h>
+#include <grep.h>
+#include <object.h>
+#include <object-store.h>
+#include <tree.h>
+#include <commit.h>
+#include <tag.h>
+#include <diff.h>
+#include <diffcore.h>
+#include <strvec.h>
+#include <refs.h>
+#include <revision.h>
+#include <log-tree.h>
+#include <archive.h>
+#include <string-list.h>
+#include <xdiff-interface.h>
+#include <xdiff/xdiff.h>
+#include <utf8.h>
+#include <notes.h>
+#include <graph.h>
+
+/* Add isgraph(x) to Git's sane ctype support (see git-compat-util.h) */
+#undef isgraph
+#define isgraph(x) (isprint((x)) && !isspace((x)))
+
+
+/*
+ * Limits used for relative dates
+ */
+#define TM_MIN    60
+#define TM_HOUR  (TM_MIN * 60)
+#define TM_DAY   (TM_HOUR * 24)
+#define TM_WEEK  (TM_DAY * 7)
+#define TM_YEAR  (TM_DAY * 365)
+#define TM_MONTH (TM_YEAR / 12.0)
+
+
+/*
+ * Default encoding
+ */
+#define PAGE_ENCODING "UTF-8"
+
+#define BIT(x)	(1U << (x))
+
+typedef void (*configfn)(const char *name, const char *value);
+typedef void (*filepair_fn)(struct diff_filepair *pair);
+typedef void (*linediff_fn)(char *line, int len);
+
+typedef enum {
+	DIFF_UNIFIED, DIFF_SSDIFF, DIFF_STATONLY
+} diff_type;
+
+typedef enum {
+	ABOUT, COMMIT, SOURCE, EMAIL, AUTH, OWNER
+} filter_type;
+
+struct cgit_filter {
+	int (*open)(struct cgit_filter *, va_list ap);
+	int (*close)(struct cgit_filter *);
+	void (*fprintf)(struct cgit_filter *, FILE *, const char *prefix);
+	void (*cleanup)(struct cgit_filter *);
+	int argument_count;
+};
+
+struct cgit_exec_filter {
+	struct cgit_filter base;
+	char *cmd;
+	char **argv;
+	int old_stdout;
+	int pid;
+};
+
+struct cgit_repo {
+	char *url;
+	char *name;
+	char *path;
+	char *desc;
+	char *extra_head_content;
+	char *owner;
+	char *homepage;
+	char *defbranch;
+	char *module_link;
+	struct string_list readme;
+	char *section;
+	char *clone_url;
+	char *logo;
+	char *logo_link;
+	char *snapshot_prefix;
+	int snapshots;
+	int enable_blame;
+	int enable_commit_graph;
+	int enable_log_filecount;
+	int enable_log_linecount;
+	int enable_remote_branches;
+	int enable_subject_links;
+	int enable_html_serving;
+	int max_stats;
+	int branch_sort;
+	int commit_sort;
+	time_t mtime;
+	struct cgit_filter *about_filter;
+	struct cgit_filter *commit_filter;
+	struct cgit_filter *source_filter;
+	struct cgit_filter *email_filter;
+	struct cgit_filter *owner_filter;
+	struct string_list submodules;
+	int hide;
+	int ignore;
+};
+
+typedef void (*repo_config_fn)(struct cgit_repo *repo, const char *name,
+	      const char *value);
+
+struct cgit_repolist {
+	int length;
+	int count;
+	struct cgit_repo *repos;
+};
+
+struct commitinfo {
+	struct commit *commit;
+	char *author;
+	char *author_email;
+	unsigned long author_date;
+	int author_tz;
+	char *committer;
+	char *committer_email;
+	unsigned long committer_date;
+	int committer_tz;
+	char *subject;
+	char *msg;
+	char *msg_encoding;
+};
+
+struct taginfo {
+	char *tagger;
+	char *tagger_email;
+	unsigned long tagger_date;
+	int tagger_tz;
+	char *msg;
+};
+
+struct refinfo {
+	const char *refname;
+	struct object *object;
+	union {
+		struct taginfo *tag;
+		struct commitinfo *commit;
+	};
+};
+
+struct reflist {
+	struct refinfo **refs;
+	int alloc;
+	int count;
+};
+
+struct cgit_query {
+	int has_symref;
+	int has_oid;
+	int has_difftype;
+	char *raw;
+	char *repo;
+	char *page;
+	char *search;
+	char *grep;
+	char *head;
+	char *oid;
+	char *oid2;
+	char *path;
+	char *name;
+	char *url;
+	char *period;
+	int   ofs;
+	int nohead;
+	char *sort;
+	int showmsg;
+	diff_type difftype;
+	int show_all;
+	int context;
+	int ignorews;
+	int follow;
+	char *vpath;
+};
+
+struct cgit_config {
+	char *agefile;
+	char *cache_root;
+	char *clone_prefix;
+	char *clone_url;
+	char *css;
+	char *favicon;
+	char *footer;
+	char *head_include;
+	char *header;
+	char *logo;
+	char *logo_link;
+	char *mimetype_file;
+	char *module_link;
+	char *project_list;
+	struct string_list readme;
+	char *robots;
+	char *root_title;
+	char *root_desc;
+	char *root_readme;
+	char *script_name;
+	char *section;
+	char *repository_sort;
+	char *virtual_root;	/* Always ends with '/'. */
+	char *strict_export;
+	int cache_size;
+	int cache_dynamic_ttl;
+	int cache_max_create_time;
+	int cache_repo_ttl;
+	int cache_root_ttl;
+	int cache_scanrc_ttl;
+	int cache_static_ttl;
+	int cache_about_ttl;
+	int cache_snapshot_ttl;
+	int case_sensitive_sort;
+	int embedded;
+	int enable_filter_overrides;
+	int enable_follow_links;
+	int enable_http_clone;
+	int enable_index_links;
+	int enable_index_owner;
+	int enable_blame;
+	int enable_commit_graph;
+	int enable_log_filecount;
+	int enable_log_linecount;
+	int enable_remote_branches;
+	int enable_subject_links;
+	int enable_html_serving;
+	int enable_tree_linenumbers;
+	int enable_git_config;
+	int local_time;
+	int max_atom_items;
+	int max_repo_count;
+	int max_commit_count;
+	int max_lock_attempts;
+	int max_msg_len;
+	int max_repodesc_len;
+	int max_blob_size;
+	int max_stats;
+	int noplainemail;
+	int noheader;
+	int renamelimit;
+	int remove_suffix;
+	int scan_hidden_path;
+	int section_from_path;
+	int snapshots;
+	int section_sort;
+	int summary_branches;
+	int summary_log;
+	int summary_tags;
+	diff_type difftype;
+	int branch_sort;
+	int commit_sort;
+	struct string_list mimetypes;
+	struct cgit_filter *about_filter;
+	struct cgit_filter *commit_filter;
+	struct cgit_filter *source_filter;
+	struct cgit_filter *email_filter;
+	struct cgit_filter *owner_filter;
+	struct cgit_filter *auth_filter;
+};
+
+struct cgit_page {
+	time_t modified;
+	time_t expires;
+	size_t size;
+	const char *mimetype;
+	const char *charset;
+	const char *filename;
+	const char *etag;
+	const char *title;
+	int status;
+	const char *statusmsg;
+};
+
+struct cgit_environment {
+	const char *cgit_config;
+	const char *http_host;
+	const char *https;
+	const char *no_http;
+	const char *path_info;
+	const char *query_string;
+	const char *request_method;
+	const char *script_name;
+	const char *server_name;
+	const char *server_port;
+	const char *http_cookie;
+	const char *http_referer;
+	unsigned int content_length;
+	int authenticated;
+};
+
+struct cgit_context {
+	struct cgit_environment env;
+	struct cgit_query qry;
+	struct cgit_config cfg;
+	struct cgit_repo *repo;
+	struct cgit_page page;
+};
+
+typedef int (*write_archive_fn_t)(const char *, const char *);
+
+struct cgit_snapshot_format {
+	const char *suffix;
+	const char *mimetype;
+	write_archive_fn_t write_func;
+};
+
+extern const char *cgit_version;
+
+extern struct cgit_repolist cgit_repolist;
+extern struct cgit_context ctx;
+extern const struct cgit_snapshot_format cgit_snapshot_formats[];
+
+extern char *cgit_default_repo_desc;
+extern struct cgit_repo *cgit_add_repo(const char *url);
+extern struct cgit_repo *cgit_get_repoinfo(const char *url);
+extern void cgit_repo_config_cb(const char *name, const char *value);
+
+extern int chk_zero(int result, char *msg);
+extern int chk_positive(int result, char *msg);
+extern int chk_non_negative(int result, char *msg);
+
+extern char *trim_end(const char *str, char c);
+extern char *ensure_end(const char *str, char c);
+
+extern void strbuf_ensure_end(struct strbuf *sb, char c);
+
+extern void cgit_add_ref(struct reflist *list, struct refinfo *ref);
+extern void cgit_free_reflist_inner(struct reflist *list);
+extern int cgit_refs_cb(const char *refname, const struct object_id *oid,
+			int flags, void *cb_data);
+
+extern void cgit_free_commitinfo(struct commitinfo *info);
+extern void cgit_free_taginfo(struct taginfo *info);
+
+void cgit_diff_tree_cb(struct diff_queue_struct *q,
+		       struct diff_options *options, void *data);
+
+extern int cgit_diff_files(const struct object_id *old_oid,
+			   const struct object_id *new_oid,
+			   unsigned long *old_size, unsigned long *new_size,
+			   int *binary, int context, int ignorews,
+			   linediff_fn fn);
+
+extern void cgit_diff_tree(const struct object_id *old_oid,
+			   const struct object_id *new_oid,
+			   filepair_fn fn, const char *prefix, int ignorews);
+
+extern void cgit_diff_commit(struct commit *commit, filepair_fn fn,
+			     const char *prefix);
+
+__attribute__((format (printf,1,2)))
+extern char *fmt(const char *format,...);
+
+__attribute__((format (printf,1,2)))
+extern char *fmtalloc(const char *format,...);
+
+extern struct commitinfo *cgit_parse_commit(struct commit *commit);
+extern struct taginfo *cgit_parse_tag(struct tag *tag);
+extern void cgit_parse_url(const char *url);
+
+extern const char *cgit_repobasename(const char *reponame);
+
+extern int cgit_parse_snapshots_mask(const char *str);
+extern const struct object_id *cgit_snapshot_get_sig(const char *ref,
+						     const struct cgit_snapshot_format *f);
+extern const unsigned cgit_snapshot_format_bit(const struct cgit_snapshot_format *f);
+
+extern int cgit_open_filter(struct cgit_filter *filter, ...);
+extern int cgit_close_filter(struct cgit_filter *filter);
+extern void cgit_fprintf_filter(struct cgit_filter *filter, FILE *f, const char *prefix);
+extern void cgit_exec_filter_init(struct cgit_exec_filter *filter, char *cmd, char **argv);
+extern struct cgit_filter *cgit_new_filter(const char *cmd, filter_type filtertype);
+extern void cgit_cleanup_filters(void);
+
+extern void cgit_prepare_repo_env(struct cgit_repo * repo);
+
+extern int readfile(const char *path, char **buf, size_t *size);
+
+extern char *expand_macros(const char *txt);
+
+extern char *get_mimetype_for_filename(const char *filename);
+
+#endif /* CGIT_H */