101 lines
2.2 KiB
C
101 lines
2.2 KiB
C
#include "geef.h"
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#include "repository.h"
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#include "object.h"
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#include "oid.h"
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#include <string.h>
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#include <git2.h>
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void geef_object_free(ErlNifEnv *env, void *cd)
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{
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geef_object *obj = (geef_object *) cd;
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enif_release_resource(obj->repo);
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git_object_free(obj->obj);
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}
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ERL_NIF_TERM geef_object_type2atom(const git_otype type)
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{
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switch(type) {
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case GIT_OBJ_COMMIT:
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return atoms.commit;
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case GIT_OBJ_TREE:
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return atoms.tree;
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case GIT_OBJ_BLOB:
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return atoms.blob;
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case GIT_OBJ_TAG:
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return atoms.tag;
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default:
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return atoms.error;
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}
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}
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git_otype geef_object_atom2type(ERL_NIF_TERM term)
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{
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if (!enif_compare(term, atoms.commit))
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return GIT_OBJ_COMMIT;
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else if (!enif_compare(term, atoms.tree))
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return GIT_OBJ_TREE;
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else if (!enif_compare(term, atoms.blob))
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return GIT_OBJ_BLOB;
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else if (!enif_compare(term, atoms.tag))
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return GIT_OBJ_TAG;
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return GIT_OBJ_BAD;
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}
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ERL_NIF_TERM
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geef_object_lookup(ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[])
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{
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geef_repository *repo;
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ErlNifBinary bin;
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git_oid id;
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geef_object *obj;
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ERL_NIF_TERM term_obj;
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if (!enif_get_resource(env, argv[0], geef_repository_type, (void **) &repo))
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return enif_make_badarg(env);
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if (!enif_inspect_binary(env, argv[1], &bin))
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return enif_make_badarg(env);
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if (bin.size < GIT_OID_RAWSZ)
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return enif_make_badarg(env);
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git_oid_fromraw(&id, bin.data);
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obj = enif_alloc_resource(geef_object_type, sizeof(geef_object));
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if (!obj)
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return atoms.error;
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if (git_object_lookup(&obj->obj, repo->repo, &id, GIT_OBJ_ANY) < 0) {
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enif_release_resource(obj);
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return geef_error(env);
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}
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term_obj = enif_make_resource(env, obj);
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enif_release_resource(obj);
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obj->repo = repo;
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enif_keep_resource(repo);
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return enif_make_tuple3(env, atoms.ok, geef_object_type2atom(git_object_type(obj->obj)), term_obj);
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}
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ERL_NIF_TERM
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geef_object_id(ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[])
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{
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ErlNifBinary bin;
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const git_oid *id;
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geef_object *obj;
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if (!enif_get_resource(env, argv[0], geef_object_type, (void **) &obj))
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return enif_make_badarg(env);
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id = git_object_id(obj->obj);
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if (geef_oid_bin(&bin, id) < 0)
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return atoms.error;
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return enif_make_tuple2(env, atoms.ok, enif_make_binary(env, &bin));
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}
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