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[libpng16] Increased warning buffer in pngerror.c from 128 to 192.

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This commit is contained in:
Glenn Randers-Pehrson 2012-01-23 22:34:15 -06:00
parent edbcd02133
commit 2312167d51
3 changed files with 12 additions and 8 deletions
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7
ANNOUNCE
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@ -1,5 +1,5 @@
Libpng 1.6.0beta06 - January 16, 2012 Libpng 1.6.0beta06 - January 24, 2012
This is not intended to be a public release. It will be replaced This is not intended to be a public release. It will be replaced
within a few weeks by a public version or by another test version. within a few weeks by a public version or by another test version.
@ -109,10 +109,11 @@ Version 1.6.0beta05 [January 15, 2012]
Fix bug in pngerror.c: some long warnings were being improperly truncated Fix bug in pngerror.c: some long warnings were being improperly truncated
(bug introduced in libpng-1.5.3beta05). (bug introduced in libpng-1.5.3beta05).
Version 1.6.0beta06 [January 16, 2012] Version 1.6.0beta06 [January 24, 2012]
Add palette support to the simplified APIs. This commit Added palette support to the simplified APIs. This commit
changes some of the macro definitions in png.h, app code changes some of the macro definitions in png.h, app code
may need corresponding changes. may need corresponding changes.
Increased the formatted warning buffer to 192 bytes.
Send comments/corrections/commendations to png-mng-implement at lists.sf.net Send comments/corrections/commendations to png-mng-implement at lists.sf.net
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5
CHANGES
View File

@ -3860,10 +3860,11 @@ Version 1.6.0beta05 [January 15, 2012]
Fix bug in pngerror.c: some long warnings were being improperly truncated Fix bug in pngerror.c: some long warnings were being improperly truncated
(bug introduced in libpng-1.5.3beta05). (bug introduced in libpng-1.5.3beta05).
Version 1.6.0beta06 [January 16, 2012] Version 1.6.0beta06 [January 24, 2012]
Add palette support to the simplified APIs. This commit Added palette support to the simplified APIs. This commit
changes some of the macro definitions in png.h, app code changes some of the macro definitions in png.h, app code
may need corresponding changes. may need corresponding changes.
Increased the formatted warning buffer to 192 bytes.
Send comments/corrections/commendations to png-mng-implement at lists.sf.net Send comments/corrections/commendations to png-mng-implement at lists.sf.net
(subscription required; visit (subscription required; visit

8
pngerror.c
View File

@ -283,11 +283,13 @@ void
png_formatted_warning(png_const_structrp png_ptr, png_warning_parameters p, png_formatted_warning(png_const_structrp png_ptr, png_warning_parameters p,
png_const_charp message) png_const_charp message)
{ {
/* The internal buffer is just 128 bytes - enough for all our messages, /* The internal buffer is just 192 bytes - enough for all our messages,
* overflow doesn't happen because this code checks! * overflow doesn't happen because this code checks! If someone figures
* out how to send us a message longer than 192 bytes, all that will
* happen is that the message will be truncated appropriately.
*/ */
size_t i = 0; /* Index in the msg[] buffer: */ size_t i = 0; /* Index in the msg[] buffer: */
char msg[128]; char msg[192];
/* Each iteration through the following loop writes at most one character /* Each iteration through the following loop writes at most one character
* to msg[i++] then returns here to validate that there is still space for * to msg[i++] then returns here to validate that there is still space for