diff options
Diffstat (limited to 'fitz/filt_basic.c')
| -rw-r--r-- | fitz/filt_basic.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/fitz/filt_basic.c b/fitz/filt_basic.c index 7d504f29..db95533d 100644 --- a/fitz/filt_basic.c +++ b/fitz/filt_basic.c @@ -21,7 +21,7 @@ static int read_null(fz_stream *stm, unsigned char *buf, int len) { struct null_filter *state = stm->state; - int amount = MIN(len, state->remain); + int amount = fz_mini(len, state->remain); int n; fz_seek(state->chain, state->pos, 0); @@ -46,6 +46,8 @@ fz_open_null(fz_stream *chain, int len, int offset) struct null_filter *state; fz_context *ctx = chain->ctx; + if (len < 0) + len = 0; fz_try(ctx) { state = fz_malloc_struct(ctx, struct null_filter); @@ -350,7 +352,11 @@ read_a85d(fz_stream *stm, unsigned char *buf, int len) case 0: break; case 1: - fz_throw(stm->ctx, "partial final byte in a85d"); + /* Specifically illegal in the spec, but adobe + * and gs both cope. See normal_87.pdf for a + * case where this matters. */ + fz_warn(stm->ctx, "partial final byte in a85d"); + break; case 2: word = word * (85 * 85 * 85) + 0xffffff; state->bp[0] = word >> 24; |