diff options
Diffstat (limited to 'src/3rdparty/freetype/src/cff/cf2arrst.c')
| -rw-r--r-- | src/3rdparty/freetype/src/cff/cf2arrst.c | 241 |
1 files changed, 0 insertions, 241 deletions
diff --git a/src/3rdparty/freetype/src/cff/cf2arrst.c b/src/3rdparty/freetype/src/cff/cf2arrst.c deleted file mode 100644 index 89f3e9f1d7..0000000000 --- a/src/3rdparty/freetype/src/cff/cf2arrst.c +++ /dev/null @@ -1,241 +0,0 @@ -/***************************************************************************/ -/* */ -/* cf2arrst.c */ -/* */ -/* Adobe's code for Array Stacks (body). */ -/* */ -/* Copyright 2007-2013 Adobe Systems Incorporated. */ -/* */ -/* This software, and all works of authorship, whether in source or */ -/* object code form as indicated by the copyright notice(s) included */ -/* herein (collectively, the "Work") is made available, and may only be */ -/* used, modified, and distributed under the FreeType Project License, */ -/* LICENSE.TXT. Additionally, subject to the terms and conditions of the */ -/* FreeType Project License, each contributor to the Work hereby grants */ -/* to any individual or legal entity exercising permissions granted by */ -/* the FreeType Project License and this section (hereafter, "You" or */ -/* "Your") a perpetual, worldwide, non-exclusive, no-charge, */ -/* royalty-free, irrevocable (except as stated in this section) patent */ -/* license to make, have made, use, offer to sell, sell, import, and */ -/* otherwise transfer the Work, where such license applies only to those */ -/* patent claims licensable by such contributor that are necessarily */ -/* infringed by their contribution(s) alone or by combination of their */ -/* contribution(s) with the Work to which such contribution(s) was */ -/* submitted. If You institute patent litigation against any entity */ -/* (including a cross-claim or counterclaim in a lawsuit) alleging that */ -/* the Work or a contribution incorporated within the Work constitutes */ -/* direct or contributory patent infringement, then any patent licenses */ -/* granted to You under this License for that Work shall terminate as of */ -/* the date such litigation is filed. */ -/* */ -/* By using, modifying, or distributing the Work you indicate that you */ -/* have read and understood the terms and conditions of the */ -/* FreeType Project License as well as those provided in this section, */ -/* and you accept them fully. */ -/* */ -/***************************************************************************/ - - -#include "cf2ft.h" -#include FT_INTERNAL_DEBUG_H - -#include "cf2glue.h" -#include "cf2arrst.h" - -#include "cf2error.h" - - - /* - * CF2_ArrStack uses an error pointer, to enable shared errors. - * Shared errors are necessary when multiple objects allow the program - * to continue after detecting errors. Only the first error should be - * recorded. - */ - - FT_LOCAL_DEF( void ) - cf2_arrstack_init( CF2_ArrStack arrstack, - FT_Memory memory, - FT_Error* error, - size_t sizeItem ) - { - FT_ASSERT( arrstack != NULL ); - - /* initialize the structure */ - arrstack->memory = memory; - arrstack->error = error; - arrstack->sizeItem = sizeItem; - arrstack->allocated = 0; - arrstack->chunk = 10; /* chunks of 10 items */ - arrstack->count = 0; - arrstack->totalSize = 0; - arrstack->ptr = NULL; - } - - - FT_LOCAL_DEF( void ) - cf2_arrstack_finalize( CF2_ArrStack arrstack ) - { - FT_Memory memory = arrstack->memory; /* for FT_FREE */ - - - FT_ASSERT( arrstack != NULL ); - - arrstack->allocated = 0; - arrstack->count = 0; - arrstack->totalSize = 0; - - /* free the data buffer */ - FT_FREE( arrstack->ptr ); - } - - - /* allocate or reallocate the buffer size; */ - /* return false on memory error */ - static FT_Bool - cf2_arrstack_setNumElements( CF2_ArrStack arrstack, - size_t numElements ) - { - FT_ASSERT( arrstack != NULL ); - - { - FT_Error error = FT_Err_Ok; /* for FT_REALLOC */ - FT_Memory memory = arrstack->memory; /* for FT_REALLOC */ - - size_t newSize = numElements * arrstack->sizeItem; - - - if ( numElements > FT_LONG_MAX / arrstack->sizeItem ) - goto exit; - - - FT_ASSERT( newSize > 0 ); /* avoid realloc with zero size */ - - if ( !FT_REALLOC( arrstack->ptr, arrstack->totalSize, newSize ) ) - { - arrstack->allocated = numElements; - arrstack->totalSize = newSize; - - if ( arrstack->count > numElements ) - { - /* we truncated the list! */ - CF2_SET_ERROR( arrstack->error, Stack_Overflow ); - arrstack->count = numElements; - return FALSE; - } - - return TRUE; /* success */ - } - } - - exit: - /* if there's not already an error, store this one */ - CF2_SET_ERROR( arrstack->error, Out_Of_Memory ); - - return FALSE; - } - - - /* set the count, ensuring allocation is sufficient */ - FT_LOCAL_DEF( void ) - cf2_arrstack_setCount( CF2_ArrStack arrstack, - size_t numElements ) - { - FT_ASSERT( arrstack != NULL ); - - if ( numElements > arrstack->allocated ) - { - /* expand the allocation first */ - if ( !cf2_arrstack_setNumElements( arrstack, numElements ) ) - return; - } - - arrstack->count = numElements; - } - - - /* clear the count */ - FT_LOCAL_DEF( void ) - cf2_arrstack_clear( CF2_ArrStack arrstack ) - { - FT_ASSERT( arrstack != NULL ); - - arrstack->count = 0; - } - - - /* current number of items */ - FT_LOCAL_DEF( size_t ) - cf2_arrstack_size( const CF2_ArrStack arrstack ) - { - FT_ASSERT( arrstack != NULL ); - - return arrstack->count; - } - - - FT_LOCAL_DEF( void* ) - cf2_arrstack_getBuffer( const CF2_ArrStack arrstack ) - { - FT_ASSERT( arrstack != NULL ); - - return arrstack->ptr; - } - - - /* return pointer to the given element */ - FT_LOCAL_DEF( void* ) - cf2_arrstack_getPointer( const CF2_ArrStack arrstack, - size_t idx ) - { - void* newPtr; - - - FT_ASSERT( arrstack != NULL ); - - if ( idx >= arrstack->count ) - { - /* overflow */ - CF2_SET_ERROR( arrstack->error, Stack_Overflow ); - idx = 0; /* choose safe default */ - } - - newPtr = (FT_Byte*)arrstack->ptr + idx * arrstack->sizeItem; - - return newPtr; - } - - - /* push (append) an element at the end of the list; */ - /* return false on memory error */ - /* TODO: should there be a length param for extra checking? */ - FT_LOCAL_DEF( void ) - cf2_arrstack_push( CF2_ArrStack arrstack, - const void* ptr ) - { - FT_ASSERT( arrstack != NULL ); - - if ( arrstack->count == arrstack->allocated ) - { - /* grow the buffer by one chunk */ - if ( !cf2_arrstack_setNumElements( - arrstack, arrstack->allocated + arrstack->chunk ) ) - { - /* on error, ignore the push */ - return; - } - } - - FT_ASSERT( ptr != NULL ); - - { - size_t offset = arrstack->count * arrstack->sizeItem; - void* newPtr = (FT_Byte*)arrstack->ptr + offset; - - - FT_MEM_COPY( newPtr, ptr, arrstack->sizeItem ); - arrstack->count += 1; - } - } - - -/* END */ |