Dominique Leuenberger
f4e8fcd6b2
OBS-URL: https://build.opensuse.org/package/show/GNOME:Apps/gcab?expand=0&rev=8
33 lines
1.3 KiB
Diff
33 lines
1.3 KiB
Diff
Index: gcab-0.5/libgcab/cabinet.c
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===================================================================
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--- gcab-0.5.orig/libgcab/cabinet.c
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+++ gcab-0.5/libgcab/cabinet.c
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@@ -403,7 +403,12 @@ cdata_write (cdata_t *cd, GDataOutputStr
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return FALSE;
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CHECKSUM datacsum = compute_checksum(cd->in, cd->ncbytes, 0);
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- cd->checksum = compute_checksum ((guint8*)&cd->ncbytes, 4, datacsum);
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+ guint8 tmp[4];
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+ tmp[0] = cd->ncbytes & 0xff;
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+ tmp[1] = (cd->ncbytes >> 8) & 0xff;
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+ tmp[2] = cd->nubytes & 0xff;
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+ tmp[3] = (cd->nubytes >> 8) & 0xff;
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+ cd->checksum = compute_checksum (tmp, 4, datacsum);
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GOutputStream *stream = g_filter_output_stream_get_base_stream (G_FILTER_OUTPUT_STREAM (out));
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*bytes_written = 0;
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@@ -462,7 +467,12 @@ cdata_read (cdata_t *cd, u1 res_data, gi
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RN (buf, cd->ncbytes);
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datacsum = compute_checksum(buf, cd->ncbytes, 0);
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- g_return_val_if_fail (cd->checksum == compute_checksum ((guint8*)&cd->ncbytes, 4, datacsum), FALSE);
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+ guint8 tmp[4];
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+ tmp[0] = cd->ncbytes & 0xff;
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+ tmp[1] = (cd->ncbytes >> 8) & 0xff;
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+ tmp[2] = cd->nubytes & 0xff;
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+ tmp[3] = (cd->nubytes >> 8) & 0xff;
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+ g_return_val_if_fail (cd->checksum == compute_checksum (tmp, 4, datacsum), FALSE);
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if (g_getenv ("GCAB_DEBUG")) {
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g_debug ("CDATA");
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