87 lines
2.2 KiB
C
87 lines
2.2 KiB
C
#include <stdio.h>
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#include <string.h>
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#include <unistd.h>
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#include "apk_adb.h"
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#include "apk_applet.h"
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#include "apk_extract.h"
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struct conv_ctx {
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struct apk_ctx *ac;
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struct adb_obj pkgs;
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struct adb dbi;
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struct apk_extract_ctx ectx;
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};
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static int convert_v2index(struct apk_extract_ctx *ectx, apk_blob_t *desc, struct apk_istream *is)
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{
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struct conv_ctx *ctx = container_of(ectx, struct conv_ctx, ectx);
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struct adb_obj pkginfo;
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apk_blob_t token = APK_BLOB_STR("\n"), l;
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int i;
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adb_wo_alloca(&pkginfo, &schema_pkginfo, &ctx->dbi);
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while (apk_istream_get_delim(is, token, &l) == 0) {
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if (l.len < 2) {
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adb_wa_append_obj(&ctx->pkgs, &pkginfo);
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continue;
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}
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i = adb_pkg_field_index(l.ptr[0]);
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if (i > 0) adb_wo_pkginfo(&pkginfo, i, APK_BLOB_PTR_LEN(l.ptr+2, l.len-2));
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}
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return apk_istream_close(is);
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}
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static const struct apk_extract_ops extract_convndx = {
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.v2index = convert_v2index,
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};
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static int load_index(struct conv_ctx *ctx, struct apk_istream *is)
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{
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if (IS_ERR(is)) return PTR_ERR(is);
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apk_extract_init(&ctx->ectx, ctx->ac, &extract_convndx);
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return apk_extract(&ctx->ectx, is);
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}
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static int conv_main(void *pctx, struct apk_ctx *ac, struct apk_string_array *args)
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{
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char **arg;
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struct conv_ctx *ctx = pctx;
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struct apk_trust *trust = apk_ctx_get_trust(ac);
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struct apk_out *out = &ac->out;
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struct adb_obj ndx;
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int r;
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ctx->ac = ac;
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adb_w_init_alloca(&ctx->dbi, ADB_SCHEMA_INDEX, 1000);
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adb_wo_alloca(&ndx, &schema_index, &ctx->dbi);
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adb_wo_alloca(&ctx->pkgs, &schema_pkginfo_array, &ctx->dbi);
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foreach_array_item(arg, args) {
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r = load_index(ctx, apk_istream_from_url(*arg, apk_ctx_since(ac, 0)));
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if (r) {
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apk_err(out, "%s: %s", *arg, apk_error_str(r));
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goto err;
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}
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fprintf(stderr, "%s: %u packages\n", *arg, adb_ra_num(&ctx->pkgs));
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}
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adb_wo_obj(&ndx, ADBI_NDX_PACKAGES, &ctx->pkgs);
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adb_w_rootobj(&ndx);
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r = adb_c_create(apk_ostream_to_fd(STDOUT_FILENO), &ctx->dbi, trust);
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err:
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adb_free(&ctx->dbi);
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return r;
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}
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static struct apk_applet apk_convndx = {
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.name = "convndx",
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.context_size = sizeof(struct conv_ctx),
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.optgroups = { &optgroup_global, &optgroup_signing },
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.main = conv_main,
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};
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APK_DEFINE_APPLET(apk_convndx);
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