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//Module name: libups
//Author: Alcaro
//Date: April 4, 2013
//Licence: GPL v3.0 or higher
#include "global.h"
#ifdef __cplusplus
extern "C" {
#endif
//Several of those are unused, but remain there so the remaining ones match bpserror.
enum upserror {
ups_ok,//Patch applied or created successfully.
ups_unused1, //bps_to_output
ups_not_this,//This is not the intended input file for this patch.
ups_broken, //This is not a UPS patch, or it's malformed somehow.
ups_unused2, //bps_io
ups_identical,//The input files are identical.
ups_too_big, //Somehow, you're asking for something a size_t can't represent.
ups_unused3, //bps_out_of_mem
ups_unused4, //bps_canceled
ups_shut_up_gcc//This one isn't used, it's just to kill a stray comma warning.
};
//Applies the UPS patch in [patch, patchlen] to [in, inlen] and stores it to [out, outlen]. Send the
// return value in out to ups_free when you're done with it.
enum upserror ups_apply(struct mem patch, struct mem in, struct mem * out);
//Creates an UPS patch that converts source to target and stores it to patch. (Not implemented.)
enum upserror ups_create(struct mem source, struct mem target, struct mem * patch);
//Frees the memory returned in the output parameters of the above. Do not call it twice on the same
// input, nor on anything you got from anywhere else. ups_free is guaranteed to be equivalent to
// calling stdlib.h's free() on mem.ptr.
void ups_free(struct mem mem);
#ifdef __cplusplus
}
#endif