debb4a3cb9
The content of this branch was automatically imported from Fedora ELN with the following as its source: https://src.fedoraproject.org/rpms/libgcrypt#42e8971b6466fdb92f842f1859d5ae803430d7ef
105 lines
2.7 KiB
Diff
105 lines
2.7 KiB
Diff
diff -up libgcrypt-1.6.1/mpi/mpicoder.c.gccopt libgcrypt-1.6.1/mpi/mpicoder.c
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--- libgcrypt-1.6.1/mpi/mpicoder.c.gccopt 2014-02-28 15:37:53.983139821 +0100
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+++ libgcrypt-1.6.1/mpi/mpicoder.c 2014-02-28 15:47:35.312576387 +0100
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@@ -627,16 +627,16 @@ _gcry_mpi_print (enum gcry_mpi_format fo
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extra = 1;
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}
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- if (buffer && n > len)
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- {
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- /* The provided buffer is too short. */
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- xfree (tmp);
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- return GPG_ERR_TOO_SHORT;
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- }
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if (buffer)
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{
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unsigned char *s = buffer;
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+ if (n > len)
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+ {
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+ /* The provided buffer is too short. */
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+ xfree (tmp);
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+ return GPG_ERR_TOO_SHORT;
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+ }
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if (extra == 1)
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*s++ = 0;
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else if (extra)
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@@ -654,13 +654,12 @@ _gcry_mpi_print (enum gcry_mpi_format fo
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/* Note: We ignore the sign for this format. */
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/* FIXME: for performance reasons we should put this into
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mpi_aprint because we can then use the buffer directly. */
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-
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- if (buffer && n > len)
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- return GPG_ERR_TOO_SHORT;
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if (buffer)
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{
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unsigned char *tmp;
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+ if (n > len)
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+ return GPG_ERR_TOO_SHORT;
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tmp = _gcry_mpi_get_buffer (a, 0, &n, NULL);
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if (!tmp)
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return gpg_err_code_from_syserror ();
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@@ -678,14 +677,14 @@ _gcry_mpi_print (enum gcry_mpi_format fo
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if (negative)
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return GPG_ERR_INV_ARG;
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- if (buffer && n+2 > len)
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- return GPG_ERR_TOO_SHORT;
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-
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if (buffer)
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{
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unsigned char *tmp;
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unsigned char *s = buffer;
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+ if (n+2 > len)
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+ return GPG_ERR_TOO_SHORT;
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+
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s[0] = nbits >> 8;
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s[1] = nbits;
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@@ -724,16 +723,16 @@ _gcry_mpi_print (enum gcry_mpi_format fo
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extra=1;
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}
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- if (buffer && n+4 > len)
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- {
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- xfree(tmp);
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- return GPG_ERR_TOO_SHORT;
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- }
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-
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if (buffer)
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{
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unsigned char *s = buffer;
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+ if (n+4 > len)
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+ {
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+ xfree(tmp);
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+ return GPG_ERR_TOO_SHORT;
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+ }
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+
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*s++ = n >> 24;
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*s++ = n >> 16;
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*s++ = n >> 8;
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@@ -761,15 +760,15 @@ _gcry_mpi_print (enum gcry_mpi_format fo
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if (!n || (*tmp & 0x80))
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extra = 2;
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- if (buffer && 2*n + extra + negative + 1 > len)
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- {
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- xfree(tmp);
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- return GPG_ERR_TOO_SHORT;
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- }
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if (buffer)
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{
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unsigned char *s = buffer;
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+ if (2*n + extra + negative + 1 > len)
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+ {
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+ xfree(tmp);
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+ return GPG_ERR_TOO_SHORT;
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+ }
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if (negative)
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*s++ = '-';
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if (extra)
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