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libisoburn/xorriso/findjob.h

449 lines
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/* xorriso - creates, loads, manipulates and burns ISO 9660 filesystem images.
Copyright 2007-2015 Thomas Schmitt, <scdbackup@gmx.net>
Provided under GPL version 2 or later.
This file contains declarations of classes FindjoB, ExprnodE, ExprtesT
which perform tree searches in libisofs or in POSIX filesystem.
*/
#ifndef Xorriso_pvt_findjob_includeD
#define Xorriso_pvt_findjob_includeD yes
#define Xorriso_findjob_on_expR yes
#ifdef Xorriso_findjob_on_expR
/*
A single Testnode.
*/
struct ExprtesT {
struct FindjoB *boss;
int invert; /* 0=normal 1=invert result */
/*
0= -false (with invert : -true)
1= -name char *arg1 (regex_t in *arg2)
2= -type char *arg1
3= -damaged
4= -lba_range int *arg1 int *arg2
5= -has_acl
6= -has_xattr
7= -has_aaip
8= -has_filter
9= -wanted_node IsoNode *arg1 (for internal use, arg1 not allocated)
10= -pending_data
11= -decision char *arg1 ("yes", "no")
12= -prune
13= -wholename char *arg1 (regex_t in *arg2)
14= -has_any_xattr
15= -has_md5
16= -disk_name char *arg1 (regex_t in *arg2)
17= -hidden int *arg1 (bit0=iso_rr, bit1=joliet)
18= -has_hfs_crtp char *creator char *type
19= -has_hfs_bless int bless_index
20= -disk_path char *arg1
21= -bad_outname int namespace
22= -use_pattern char *arg1 ("on" [or "ls"], "off")
23= -or_use_pattern char *arg1 ("on" [or "ls"], "off")
24= -name_limit_blocker int *arg1
*/
int test_type;
void *arg1;
void *arg2;
};
/*
A computational node.
A tree of these nodes forms the expression.
Sequences of AND/OR operations form branches, brackets spawn new branches,
NOT inverts node's test resp. subtree result.
*/
struct ExprnodE {
struct ExprnodE *up;
char origin[8];
/* Operators */
int invert; /* 0=normal 1=invert own result (subtree or test, but not op) */
int assoc; /*
0= left : compute own value, combine with left value,
compute right value, combine with current value
1= right: compute own value, compute right value,
combine own and right, combine with left value
*/
int use_shortcuts; /* 0= evaluate all tests of -and and -or,
1= evaluate only until the combined result is known
*/
struct ExprnodE *left;
int left_op; /* 0=OR , 1=AND */
struct ExprnodE *right;
int right_op; /* see left_op */
/* Brackets : a pointer to the first node in a subchain */
struct ExprnodE *sub;
int is_if_then_else;
struct ExprnodE *true_branch;
struct ExprnodE *false_branch;
/* elementary test : if sub!=NULL , test is ignored */
struct ExprtesT *test;
/* Result */
int own_value;
int composed_value;
};
struct FindjoB {
char *start_path;
struct ExprnodE *test_tree;
struct ExprnodE *cursor;
int invert; /* 0=normal 1=set invert-property for next new test node */
int use_shortcuts;
/* 0= echo
1= rm (also rmdir)
2= rm_r
>>> 3= mv target
4= chown user
5= chgrp group
6= chmod mode_and mode_or
7= alter_date type date
8= lsdl
9= chown_r user
10= chgrp_r group
11= chmod_r mode_and mode_or
12= alter_date_r type date
13= find
14= compare disk_equivalent_of_start_path
15= in_iso iso_rr_equivalent_of_start_path
16= not_in_iso iso_rr_equiv
17= update disk_equiv
18= add_missing iso_rr_equiv
19= empty_iso_dir iso_rr_equiv
20= is_full_in_iso iso_rr_equiv
21= report_damage
22= report_lba
23= internal: memorize path of last matching node in found_path
24= getfacl
25= setfacl access_acl default_acl
26= getfattr
27= setfattr
28= set_filter name
29= show_stream
30= internal: count by xorriso->node_counter
31= internal: register in xorriso->node_array
32= internal: widen_hardlinks disk_equiv: update nodes marked in di_do_widen
33= get_any_xattr
34= get_md5
35= check_md5
36= make_md5
37= mkisofs_r
38= sort_weight number
39= hide on|iso_rr|joliet|off
40= estimate_size
41= update_merge disk_equiv
42= rm_merge
43= clear_merge
44= list_extattr
45= set_hfs_crtp creator type
46= get_hfs_crtp
47= set_hfs_bless blessing
48= get_hfs_bless
49= internal: update creator, type, and blessings from persistent isofs.*
50= print_outname namespace
51= report_sections
52= show_stream_id
53= internal: show_hfs_cmd , controlled by xorriso->show_hfs_cmd*
54= internal: truncate_names
55= internal: unique_trunc_test lenght
test for not uniquely truncatable names,
result delivered in XorrisO.find_unique_trunc_result
56= like 54 but tolerating existing truncated names
57= like 55 but tolerating existing truncated names
*/
int action;
int prune;
int use_pattern;
/* action specific parameters */
char *target;
char *text_2;
uid_t user;
gid_t group;
mode_t mode_and, mode_or;
int type; /* see Xorriso_set_time flag,
also used as weight and truncate_length */
time_t date;
char *found_path;
off_t estim_upper_size;
off_t estim_lower_size;
struct FindjoB *subjob;
/* Errors */
char errmsg[4096];
int errn; /*
>0 = UNIX errno
-1 = close_bracket: no bracket open
-2 = binary operator or closing bracket expected
-3 = unexpected binary operator or closing bracket
-4 = unsupported command
-5 = -then -elseif -else -endif without -if or at wrong place
*/
/* Counts the test matches */
unsigned long match_count;
};
int Exprnode_destroy(struct ExprnodE **fnode, int flag);
int Exprnode_tree_value(struct XorrisO *xorriso, struct ExprnodE *fnode,
int left_value, void *node, char *name, char *path,
struct stat *boss_stbuf, struct stat *stbuf, int flag);
int Findjob_new(struct FindjoB **o, char *start_path, int flag);
int Findjob_destroy(struct FindjoB **o, int flag);
int Findjob_set_start_path(struct FindjoB *o, char *start_path, int flag);
int Findjob_get_start_path(struct FindjoB *o, char **start_path, int flag);
int Findjob_set_commit_filter_2(struct FindjoB *o, int flag);
int Findjob_set_num_filter(struct FindjoB *o, int test_type,
int num1, int num2, int flag);
int Findjob_set_lba_range(struct FindjoB *o, int start_lba, int count,
int flag);
int Findjob_set_wanted_node(struct FindjoB *o, void *wanted_node, int flag);
/* @param value -1= only undamaged files, 1= only damaged files
*/
int Findjob_set_damage_filter(struct FindjoB *o, int value, int flag);
int Findjob_set_test_hidden(struct FindjoB *o, int mode, int flag);
int Findjob_set_crtp_filter(struct FindjoB *o, char *creator, char *hfs_type,
int flag);
int Findjob_set_bless_filter(struct XorrisO *xorriso, struct FindjoB *o,
char *blessing, int flag);
int Findjob_set_arg1(struct FindjoB *o, int test_type, char *arg1, int flag);
int Findjob_open_bracket(struct FindjoB *job, int flag);
int Findjob_close_bracket(struct FindjoB *job, int flag);
int Findjob_not(struct FindjoB *job, int flag);
int Findjob_and(struct FindjoB *job, int flag);
int Findjob_or(struct FindjoB *job, int flag);
int Findjob_if(struct FindjoB *job, int flag);
int Findjob_then(struct FindjoB *job, int flag);
int Findjob_else(struct FindjoB *job, int flag);
int Findjob_elseif(struct FindjoB *job, int flag);
int Findjob_endif(struct FindjoB *job, int flag);
int Findjob_test_2(struct XorrisO *xorriso, struct FindjoB *o,
void *node, char *name, char *path,
struct stat *boss_stbuf, struct stat *stbuf, int flag);
int Findjob_set_action_found_path(struct FindjoB *o, int flag);
/* @param flag bit0= recursive
*/
int Findjob_set_action_target(struct FindjoB *o, int action, char *target,
int flag);
/* @param flag bit0= recursive
*/
int Findjob_set_action_ad(struct FindjoB *o, int type, time_t date, int flag);
/* @param flag bit0= recursive
*/
int Findjob_set_action_chgrp(struct FindjoB *o, gid_t group, int flag);
/* @param flag bit0= recursive
*/
int Findjob_set_action_chmod(struct FindjoB *o,
mode_t mode_and, mode_t mode_or, int flag);
/* @param flag bit0= recursive
*/
int Findjob_set_action_chown(struct FindjoB *o, uid_t user,int flag);
/* @param flag bit0= -wholename rather than -name
*/
int Findjob_set_name_expr(struct FindjoB *o, char *name_expr, int flag);
int Findjob_set_file_type(struct FindjoB *o, char file_type, int flag);
/* @param value -1= files without ACL, 1= only files with ACL
*/
int Findjob_set_acl_filter(struct FindjoB *o, int value, int flag);
/* @param value -1= files without xattr, 1= only files with xattr
@param flag bit0=-has_any_xattr rather than -has_xattr
*/
int Findjob_set_xattr_filter(struct FindjoB *o, int value, int flag);
/* @param value -1= files without aaip, 1= only files with aaip
*/
int Findjob_set_aaip_filter(struct FindjoB *o, int value, int flag);
/* @param value -1= files without filter, 1= files with filter
*/
int Findjob_set_filter_filter(struct FindjoB *o, int value, int flag);
/* @param value -1= only without property, 1= only with property
@param flag bit0= pseudo-test:
if no operator is open, do nothing and return 2
*/
int Findjob_set_prop_filter(struct FindjoB *o, int test_type, int value,
int flag);
/* @param value -1= true, 1= false
@param flag bit0= pseudo-test:
if no operator is open, do nothing and return 2
*/
int Findjob_set_false(struct FindjoB *o, int value, int flag);
int Findjob_set_prune(struct FindjoB *o, int flag);
int Findjob_set_action_subjob(struct FindjoB *o, int action,
struct FindjoB *subjob, int flag);
int Findjob_set_action_text_2(struct FindjoB *o, int action, char *target,
char* text_2, int flag);
int Findjob_set_action_type(struct FindjoB *o, int action, int type, int flag);
int Findjob_get_action(struct FindjoB *o, int flag);
int Findjob_get_action_parms(struct FindjoB *o, char **target, char **text_2,
uid_t *user, gid_t *group,
mode_t *mode_and, mode_t *mode_or,
int *type, time_t *date, struct FindjoB **subjob,
int flag);
int Findjob_set_found_path(struct FindjoB *o, char *path, int flag);
int Findjob_get_found_path(struct FindjoB *o, char **path, int flag);
#else /* Xorriso_findjob_on_expR */
struct FindjoB;
int Findjob_new(struct FindjoB **o, char *start_path, int flag);
int Findjob_destroy(struct FindjoB **job, int flag);
/* @return 0=no match , 1=match , <0 = error
*/
int Findjob_test(struct FindjoB *job, char *name,
struct stat *boss_stbuf, struct stat *stbuf,
int depth, int flag);
/* @return <0 error, >=0 see xorriso.c struct FindjoB.action
*/
int Findjob_get_action(struct FindjoB *o, int flag);
/* @return <0 error, >=0 see xorriso.c struct FindjoB.action
*/
int Findjob_get_action_parms(struct FindjoB *o, char **target, char **text_2,
uid_t *user, gid_t *group,
mode_t *mode_and, mode_t *mode_or,
int *type, time_t *date, struct FindjoB **subjob,
int flag);
/* @param flag bit0= recursive
*/
int Findjob_set_action_target(struct FindjoB *o, int action, char *target,
int flag);
/* @param flag bit0= recursive
*/
int Findjob_set_action_chgrp(struct FindjoB *o, gid_t group, int flag);
/* @param flag bit0= recursive
*/
int Findjob_set_action_chmod(struct FindjoB *o,
mode_t mode_and, mode_t mode_or, int flag);
/* @param flag bit0= recursive
*/
int Findjob_set_action_ad(struct FindjoB *o, int type, time_t date, int flag);
int Findjob_set_start_path(struct FindjoB *o, char *start_path, int flag);
int Findjob_set_action_found_path(struct FindjoB *o, int flag);
int Findjob_get_start_path(struct FindjoB *o, char **start_path, int flag);
int Findjob_set_lba_range(struct FindjoB *o, int start_lba, int count,
int flag);
int Findjob_get_lba_damage_filter(struct FindjoB *o, int *start_lba,
int *end_lba, int *damage_filter, int flag);
int Findjob_get_commit_filter(struct FindjoB *o, int *commit_filter, int flag);
int Findjob_get_acl_filter(struct FindjoB *o, int *acl_filter, int flag);
int Findjob_get_xattr_filter(struct FindjoB *o, int *xattr_filter, int flag);
int Findjob_get_aaip_filter(struct FindjoB *o, int *aaip_filter, int flag);
int Findjob_get_filter_filter(struct FindjoB *o, int *value, int flag);
int Findjob_set_wanted_node(struct FindjoB *o, void *wanted_node, int flag);
int Findjob_get_wanted_node(struct FindjoB *o, void **wanted_node, int flag);
int Findjob_set_found_path(struct FindjoB *o, char *path, int flag);
int Findjob_get_found_path(struct FindjoB *o, char **path, int flag);
#endif /* ! Xorriso_findjob_on_expR */
#endif /* ! Xorriso_pvt_findjob_includeD */