mirror of https://gerrit.osmocom.org/asn1c
97 lines
1.9 KiB
C
97 lines
1.9 KiB
C
#undef NDEBUG
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#include <stdio.h>
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#include <stdlib.h>
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#include <sys/types.h>
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#include <string.h>
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#include <assert.h>
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#include <errno.h>
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#include <UserIdentifier.h>
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static unsigned char buf[4096];
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static int buf_offset;
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static int
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_buf_writer(const void *buffer, size_t size, void *app_key) {
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unsigned char *b, *bend;
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(void)app_key;
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assert(buf_offset + size < sizeof(buf));
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memcpy(buf + buf_offset, buffer, size);
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b = buf + buf_offset;
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bend = b + size;
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printf("=> [");
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for(; b < bend; b++)
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printf(" %02X", *b);
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printf("]:%ld\n", (long)size);
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buf_offset += size;
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return 0;
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}
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static int
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save_object(void *bs, asn1_TYPE_descriptor_t *td) {
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der_enc_rval_t rval; /* Return value */
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int i;
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rval = der_encode(td, bs, _buf_writer, 0);
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if (rval.encoded == -1) {
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fprintf(stderr,
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"Cannot encode %s: %s\n",
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rval.failed_type->name, strerror(errno));
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assert(rval.encoded != -1);
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return -1; /* JIC */
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}
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buf[buf_offset++] = 123; /* Finalize with garbage */
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asn_fprint(stderr, td, bs);
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printf("OUT: [");
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for(i = 0; i < buf_offset; i++)
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printf(" %02x", buf[i]);
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printf("]\n");
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return 0;
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}
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static int
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load_object(void *bs, asn1_TYPE_descriptor_t *td) {
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ber_dec_rval_t rval;
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fprintf(stderr, "\nLOADING OBJECT OF SIZE %d\n", buf_offset);
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rval = ber_decode(td, (void **)&bs, buf, buf_offset);
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assert(rval.code == RC_OK);
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asn_fprint(stderr, td, bs);
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return (rval.code == RC_OK)?0:-1;
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}
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int
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main() {
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asn1_TYPE_descriptor_t *td = &asn1_DEF_UserIdentifier;
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UserIdentifier_t user;
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UserIdentifier_t user_new;
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int ret;
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memset(&user, 0, sizeof user);
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memset(&user_new, 0, sizeof user_new);
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user.present = UserIdentifier_PR_phoneNumber;
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OCTET_STRING_fromBuf(
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&user.choice.phoneNumber,
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"0123456789", -1);
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/* Save->Load must succeed */
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save_object(&user, td);
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ret = load_object(&user_new, td);
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assert(user_new.present == UserIdentifier_PR_phoneNumber);
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assert(ret == 0);
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printf("OK\n");
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return ret;
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}
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