68 lines
1.6 KiB
C
68 lines
1.6 KiB
C
#include "erl_nif.h"
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#include <stdio.h>
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#include <git/commit.h>
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#include <git/tag.h>
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#include <git/common.h>
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#include <git/errors.h>
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#include <git/index.h>
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#include <git/odb.h>
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#include <git/oid.h>
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#include <git/revwalk.h>
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#include <git/repository.h>
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#include <git/zlib.h>
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#define MAXBUFLEN 1024
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static ERL_NIF_TERM
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geef_hex_to_raw(ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[])
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{
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char sha[MAXBUFLEN];
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(void)memset(&sha, '\0', sizeof(sha));
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if (enif_get_string(env, argv[0], sha, sizeof(sha), ERL_NIF_LATIN1) < 1)
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return enif_make_badarg(env);
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git_oid oid;
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git_oid_mkstr(&oid, sha);
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ErlNifBinary ibin;
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enif_alloc_binary(20, &ibin);
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memcpy(ibin.data, (&oid)->id, 20);
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return enif_make_binary(env, &ibin);
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}
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static ERL_NIF_TERM
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geef_object_exists(ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[])
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{
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char path[MAXBUFLEN];
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char sha[MAXBUFLEN];
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(void)memset(&path, '\0', sizeof(path));
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(void)memset(&sha, '\0', sizeof(sha));
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if (enif_get_string(env, argv[0], path, sizeof(path), ERL_NIF_LATIN1) < 1)
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return enif_make_badarg(env);
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if (enif_get_string(env, argv[1], sha, sizeof(sha), ERL_NIF_LATIN1) < 1)
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return enif_make_badarg(env);
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git_odb *odb;
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git_odb_open(&odb, path);
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git_oid oid;
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git_oid_mkstr(&oid, sha);
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int exists = git_odb_exists(odb, &oid);
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if(exists == 1) {
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return enif_make_atom(env, "true");
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}
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return enif_make_atom(env, "false");
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}
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static ErlNifFunc geef_funcs[] =
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{
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{"hex_to_raw", 1, geef_hex_to_raw},
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{"object_exists", 2, geef_object_exists}
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};
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ERL_NIF_INIT(geef, geef_funcs, NULL, NULL, NULL, NULL)
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