diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/opk.h | 55 |
1 files changed, 55 insertions, 0 deletions
@@ -24,22 +24,77 @@ struct opkg_opk_opk; +/* + * Allocates and initializes a package structure. + * Parameters: + * - file_name: Package's file name. + * Returns: + * - Allocated package structure on success. Free with + * opkg_opk_opk_free_outer(). + * - NULL on memory exhaustion. + */ struct opkg_opk_opk * opkg_opk_opk_init_outer(const char *file_name); +/* + * Initializes an inner archive of a package. Free with + * opkg_opk_opk_free_outer(). May be called again after freeing. + * Parameters: + * - opk: Package structure. + * - member: Name of member file to find and prepare to read. Should be either + * "control.tar.gz" or "data.tar.gz", in that order if both are to be read. + * Returns: + * - OPKG_OPK_OK if the inner archive is found and initialized. + * - OPKG_OPK_ERROR if no matching member is found or on decompression error, + * premature end of gzip stream, an invalid header, unsupported file type, or + * memory exhaustion. + */ int opkg_opk_opk_init_inner(struct opkg_opk_opk *opk, const char *member); +/* + * Reads and prints all specified control files. + * Parameters: + * - opk: Package structure. + * - names: List of control file names to read. + * Returns: + * - OPKG_OPK_OK if all control files are found, read, and printed. + * - OPKG_OPK_ERROR if any control file is not found or on decompression error, + * premature end of gzip stream, an invalid header, unsupported file type, or + * error writing to standard output. + */ int opkg_opk_opk_read_control(struct opkg_opk_opk *opk, struct opkg_opk_ustar_seek_name *names); +/* + * Lists and prints all data files. + * Parameters: + * - opk: Package structure. + * Returns: + * - OPKG_OPK_OK if all data files are listed and printed. + * - OPKG_OPK_ERROR on decompression error, memory exhaustion, mode or mtime + * integer conversion error, unsupported file type, or error writing to + * standard output. + */ int opkg_opk_opk_list_members(struct opkg_opk_opk *opk); +/* + * Frees a package structure's inner archive. Call before + * opkg_opk_opk_free_outer() if a opkg_opk_opk_init_inner() call succeeds. + * Parameters: + * - opk: Package structure. + */ void opkg_opk_opk_free_inner(struct opkg_opk_opk *opk); +/* + * Frees a package structure. Call opkg_opk_opk_free_inner() first after a + * successful opkg_opk_opk_init_inner() call. + * Parameters: + * - opk: Package structure. + */ void opkg_opk_opk_free_outer(struct opkg_opk_opk *opk); |