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41 lines
890 B
41 lines
890 B
/* SPDX-License-Identifier: ISC */
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#include "pack.h"
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int write_header_data(pkg_writer_t *wr, pkg_desc_t *desc)
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{
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pkg_dependency_t pkgdep;
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size_t dep_count = 0;
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dependency_t *dep;
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pkg_header_t hdr;
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for (dep = desc->deps; dep != NULL; dep = dep->next)
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dep_count += 1;
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if (dep_count > 0xFFFF) {
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fputs("too many package dependencies\n", stderr);
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return -1;
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}
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memset(&hdr, 0, sizeof(hdr));
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hdr.num_depends = htole16(dep_count);
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if (pkg_writer_write_payload(wr, &hdr, sizeof(hdr)))
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return -1;
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for (dep = desc->deps; dep != NULL; dep = dep->next) {
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memset(&pkgdep, 0, sizeof(pkgdep));
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pkgdep.type = dep->type;
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pkgdep.name_length = strlen(dep->name);
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if (pkg_writer_write_payload(wr, &pkgdep, sizeof(pkgdep)))
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return -1;
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if (pkg_writer_write_payload(wr, dep->name,
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pkgdep.name_length)) {
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return -1;
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}
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}
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return pkg_writer_end_record(wr);
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}
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