razor.h
author Kristian H?gsberg <krh@redhat.com>
Mon Jan 21 22:40:54 2008 -0500 (2008-01-21)
changeset 103 1d584c5af737
parent 101 9708f6d5db8c
child 109 313b0a615c14
permissions -rw-r--r--
Use iterators for razor_set_diff() implementation.
     1 #ifndef _RAZOR_H_
     2 #define _RAZOR_H_
     3 
     4 #define ARRAY_SIZE(a) (sizeof(a) / sizeof((a)[0]))
     5 
     6 struct razor_set;
     7 struct razor_package;
     8 struct razor_property;
     9 
    10 enum razor_property_type {
    11 	RAZOR_PROPERTY_REQUIRES,
    12 	RAZOR_PROPERTY_PROVIDES,
    13 	RAZOR_PROPERTY_CONFLICTS,
    14 	RAZOR_PROPERTY_OBSOLETES
    15 };
    16 
    17 struct razor_set *razor_set_create(void);
    18 struct razor_set *razor_set_open(const char *filename);
    19 void razor_set_destroy(struct razor_set *set);
    20 int razor_set_write(struct razor_set *set, const char *filename);
    21 
    22 struct razor_package *
    23 razor_set_get_package(struct razor_set *set, const char *package);
    24 
    25 struct razor_package_iterator;
    26 struct razor_package_iterator *
    27 razor_package_iterator_create(struct razor_set *set);
    28 struct razor_package_iterator *
    29 razor_package_iterator_create_for_property(struct razor_set *set,
    30 					   struct razor_property *property);
    31 struct razor_package_iterator *
    32 razor_package_iterator_create_for_file(struct razor_set *set,
    33 				       const char *filename);
    34 
    35 int razor_package_iterator_next(struct razor_package_iterator *pi,
    36 				struct razor_package **package,
    37 				const char **name, const char **version);
    38 void razor_package_iterator_destroy(struct razor_package_iterator *pi);
    39 
    40 struct razor_property_iterator;
    41 struct razor_property_iterator *
    42 razor_property_iterator_create(struct razor_set *set,
    43 			       struct razor_package *package);
    44 int razor_property_iterator_next(struct razor_property_iterator *pi,
    45 				 struct razor_property **property,
    46 				 const char **name, const char **version,
    47 				 enum razor_property_type *type);
    48 void
    49 razor_property_iterator_destroy(struct razor_property_iterator *pi);
    50 
    51 void razor_set_list_files(struct razor_set *set, const char *prefix);
    52 void razor_set_list_package_files(struct razor_set *set, const char *name);
    53 
    54 void razor_set_list_unsatisfied(struct razor_set *set);
    55 struct razor_set *razor_set_update(struct razor_set *set,
    56 				   struct razor_set *upstream,
    57 				   int count, const char **packages);
    58 
    59 typedef void (*razor_package_callback_t)(const char *name,
    60 					 const char *old_version,
    61 					 const char *new_version,
    62 					 void *data);
    63 void
    64 razor_set_diff(struct razor_set *set, struct razor_set *upstream,
    65 	       razor_package_callback_t callback, void *data);
    66 
    67 
    68 /* Importer interface; for building a razor set from external sources,
    69  * like yum, rpmdb or razor package files. */
    70 
    71 struct razor_importer;
    72 struct razor_rpm;
    73 
    74 struct razor_importer *razor_importer_new(void);
    75 void razor_importer_destroy(struct razor_importer *importer);
    76 void razor_importer_begin_package(struct razor_importer *importer,
    77 				const char *name, const char *version);
    78 void razor_importer_add_property(struct razor_importer *importer,
    79 				 const char *name, const char *version,
    80 				 enum razor_property_type type);
    81 void razor_importer_add_file(struct razor_importer *importer,
    82 			     const char *name);
    83 void razor_importer_finish_package(struct razor_importer *importer);
    84 
    85 int razor_importer_add_rpm(struct razor_importer *importer,
    86 			   struct razor_rpm *rpm);
    87 
    88 struct razor_set *razor_importer_finish(struct razor_importer *importer);
    89 
    90 struct razor_set *razor_set_create_from_yum(void);
    91 struct razor_set *razor_set_create_from_rpmdb(void);
    92 
    93 /* RPM functions */
    94 
    95 struct razor_rpm *razor_rpm_open(const char *filename);
    96 int razor_rpm_install(struct razor_rpm *rpm, const char *root);
    97 int razor_rpm_close(struct razor_rpm *rpm);
    98 
    99 #endif /* _RAZOR_H_ */