35 lines
726 B
C
35 lines
726 B
C
#include "erl_nif.h"
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#include <stdio.h>
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#include <git/common.h>
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#include <git/oid.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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printf("sha: %s\n", sha);
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git_oid_mkstr(&oid, sha);
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ErlNifBinary ibin;
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enif_alloc_binary(env, 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 ErlNifFunc geef_funcs[] =
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{
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{"hex_to_raw", 1, geef_hex_to_raw}
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};
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ERL_NIF_INIT(geef, geef_funcs, NULL, NULL, NULL, NULL)
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