2  * Mesa 3-D graphics library
38 #include "util/crc32.h"
64    uint32_t crc32;  member
86    /* binary_size is the size of the buffer provided by the application.  in write_program_binary()
87     * Make sure our program (payload) will fit in the buffer.  in write_program_binary()
89    if (payload_size > binary_size - sizeof(*hdr))  in write_program_binary()
92    hdr->internal_format = 0;  in write_program_binary()
93    memcpy(hdr->sha1, sha1, sizeof(hdr->sha1));  in write_program_binary()
95    hdr->size = payload_size;  in write_program_binary()
97    hdr->crc32 = util_hash_crc32(hdr + 1, payload_size);  in write_program_binary()
109    if (hdr->internal_format != 0)  in simple_header_checks()
118    uint32_t crc32;  in check_crc32()  local
121    crc32_len = hdr->size;  in check_crc32()
122    if (crc32_len > length - sizeof(*hdr))  in check_crc32()
125    crc32 = util_hash_crc32(hdr + 1, crc32_len);  in check_crc32()
126    if (hdr->crc32 != crc32)  in check_crc32()
143    if (memcmp(hdr->sha1, sha1, sizeof(hdr->sha1)) != 0)  in is_program_binary_valid()
155  * If NULL is returned, then the binary not supported. If non-NULL is
157  * buffer.
177       struct gl_linked_shader *shader = sh_prog->_LinkedShaders[stage];  in write_program_payload()
179          ctx->Driver.ProgramBinarySerializeDriverBlob(ctx, sh_prog,  in write_program_payload()
180                                                       shader->Program);  in write_program_payload()
183    blob_write_uint32(blob, sh_prog->SeparateShader);  in write_program_payload()
188       struct gl_linked_shader *shader = sh_prog->_LinkedShaders[stage];  in write_program_payload()
190          struct gl_program *prog = sh_prog->_LinkedShaders[stage]->Program;  in write_program_payload()
191          ralloc_free(prog->driver_cache_blob);  in write_program_payload()
192          prog->driver_cache_blob = NULL;  in write_program_payload()
193          prog->driver_cache_blob_size = 0;  in write_program_payload()
202    sh_prog->SeparateShader = blob_read_uint32(blob);  in read_program_payload()
208    for (stage = 0; stage < ARRAY_SIZE(sh_prog->_LinkedShaders); stage++) {  in read_program_payload()
209       struct gl_linked_shader *shader = sh_prog->_LinkedShaders[stage];  in read_program_payload()
213       ctx->Driver.ProgramBinaryDeserializeDriverBlob(ctx, sh_prog,  in read_program_payload()
214                                                      shader->Program);  in read_program_payload()
266                "glGetProgramBinary(buffer too small)");  in _mesa_get_program_binary()
285       sh_prog->data->LinkStatus = LINKING_FAILURE;  in _mesa_program_binary()
290    blob_reader_init(&blob, payload, length - header_size);  in _mesa_program_binary()
293    if (ctx->_Shader)  in _mesa_program_binary()
295          if (ctx->_Shader->CurrentProgram[stage] &&  in _mesa_program_binary()
296              ctx->_Shader->CurrentProgram[stage]->Id == sh_prog->Name) {  in _mesa_program_binary()
302       sh_prog->data->LinkStatus = LINKING_FAILURE;  in _mesa_program_binary()
310     *    "If LinkProgram or ProgramBinary successfully re-links a program  in _mesa_program_binary()
322       if (sh_prog->_LinkedShaders[stage])  in _mesa_program_binary()
323          prog = sh_prog->_LinkedShaders[stage]->Program;  in _mesa_program_binary()
325       _mesa_use_program(ctx, stage, sh_prog, prog, ctx->_Shader);  in _mesa_program_binary()
328    sh_prog->data->LinkStatus = LINKING_SKIPPED;  in _mesa_program_binary()