Wind Yuan | 75564b1 | 2015-01-15 06:51:15 -0500 | [diff] [blame] | 1 | /* |
| 2 | * xcam_thread.h - xcam basic thread |
| 3 | * |
| 4 | * Copyright (c) 2014 Intel Corporation |
| 5 | * |
| 6 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 7 | * you may not use this file except in compliance with the License. |
| 8 | * You may obtain a copy of the License at |
| 9 | * |
| 10 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 11 | * |
| 12 | * Unless required by applicable law or agreed to in writing, software |
| 13 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 14 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 15 | * See the License for the specific language governing permissions and |
| 16 | * limitations under the License. |
| 17 | * |
| 18 | * Author: Wind Yuan <feng.yuan@intel.com> |
| 19 | */ |
| 20 | |
| 21 | |
| 22 | #include "xcam_cpf_reader.h" |
Wind Yuan | 75564b1 | 2015-01-15 06:51:15 -0500 | [diff] [blame] | 23 | |
| 24 | #include <string.h> |
| 25 | #include <stdlib.h> |
| 26 | #include "libtbd.h" |
| 27 | |
| 28 | #undef XCAM_FAIL_RETURN_VAL |
| 29 | #define XCAM_FAIL_RETURN_VAL(exp, ret) \ |
| 30 | if (!(exp)) { \ |
| 31 | XCAM_LOG_WARNING ("XCAM_FAIL_RETURN_VAL %s", #exp); \ |
| 32 | return ret; \ |
| 33 | } |
| 34 | |
| 35 | #undef XCAM_FAIL_RETURN |
| 36 | #define XCAM_FAIL_RETURN(exp) \ |
| 37 | if (!(exp)) { \ |
| 38 | XCAM_LOG_WARNING ("XCAM_FAIL_RETURN %s", #exp); \ |
| 39 | return ; \ |
| 40 | } |
| 41 | |
| 42 | void *xcam_new0(size_t size) |
| 43 | { |
| 44 | void *buf = malloc (size); |
| 45 | memset (buf, 0, size); |
| 46 | return buf; |
| 47 | } |
| 48 | |
| 49 | XCamCpfBlob * xcam_cpf_blob_new () |
| 50 | { |
| 51 | return (XCamCpfBlob*) xcam_new0 (sizeof(XCamCpfBlob)); |
| 52 | } |
| 53 | |
| 54 | void xcam_cpf_blob_free (XCamCpfBlob *blob) |
| 55 | { |
| 56 | XCAM_FAIL_RETURN (blob); |
| 57 | |
| 58 | if (blob->data) |
| 59 | xcam_free (blob->data); |
| 60 | |
| 61 | xcam_free (blob); |
| 62 | } |
| 63 | |
| 64 | static int32_t |
| 65 | read_cpf_file (const char *cpf_file, uint8_t **buf) |
| 66 | { |
| 67 | int32_t size = 0; |
| 68 | FILE *fp = fopen (cpf_file, "rb"); |
| 69 | XCAM_FAIL_RETURN_VAL (fp, -1); |
| 70 | |
| 71 | *buf = NULL; |
| 72 | |
| 73 | if (fseek (fp, 0, SEEK_END) < 0) |
| 74 | goto read_error; |
| 75 | if ((size = ftell (fp)) <= 0) |
| 76 | goto read_error; |
| 77 | if (fseek( fp, 0, SEEK_SET) < 0) |
| 78 | goto read_error; |
| 79 | |
| 80 | *buf = (uint8_t*) xcam_new0 (size); |
| 81 | if (fread (*buf, 1, size, fp) != size) |
| 82 | goto read_error; |
| 83 | |
| 84 | fclose (fp); |
| 85 | return size; |
| 86 | |
| 87 | read_error: |
| 88 | XCAM_LOG_ERROR ("read cpf(%s) failed", cpf_file); |
| 89 | fclose (fp); |
| 90 | if (*buf) { |
| 91 | xcam_free (*buf); |
| 92 | *buf = NULL; |
| 93 | } |
| 94 | return -1; |
| 95 | |
| 96 | } |
| 97 | |
| 98 | boolean |
| 99 | xcam_cpf_read (const char *cpf_file, XCamCpfBlob *aiq_cpf, XCamCpfBlob *hal_cpf) |
| 100 | { |
| 101 | uint8_t *cpf_buf; |
| 102 | int32_t cpf_size; |
| 103 | |
| 104 | uint8_t *blob; |
| 105 | int32_t blob_size; |
| 106 | |
| 107 | XCAM_FAIL_RETURN_VAL (cpf_file, FALSE); |
| 108 | XCAM_FAIL_RETURN_VAL (aiq_cpf, FALSE); |
| 109 | |
| 110 | /* read cpf */ |
| 111 | if ((cpf_size = read_cpf_file(cpf_file, &cpf_buf)) <= 0) { |
| 112 | XCAM_LOG_ERROR ("read cpf_file(%s) failed.", cpf_file); |
| 113 | return FALSE; |
| 114 | } |
| 115 | |
| 116 | /* check sum */ |
| 117 | if (tbd_validate (cpf_buf, cpf_size, tbd_tag_cpff) != tbd_err_none) { |
| 118 | XCAM_LOG_ERROR ("tbd validate cpf file(%s) failed.", cpf_file); |
| 119 | goto free_buf; |
| 120 | } |
| 121 | |
| 122 | /* fetch AIQ */ |
| 123 | if ( (tbd_get_record (cpf_buf, tbd_class_aiq, tbd_format_any, |
| 124 | (void**)&blob, (size_t*)&blob_size) != tbd_err_none) || |
| 125 | !blob || blob_size <= 0) { |
| 126 | XCAM_LOG_ERROR ("CPF parse AIQ record failed."); |
| 127 | goto free_buf; |
| 128 | } |
| 129 | aiq_cpf->data = (uint8_t*) malloc (blob_size); |
| 130 | aiq_cpf->size = blob_size; |
| 131 | memcpy (aiq_cpf->data, blob, blob_size); |
| 132 | |
| 133 | |
| 134 | #if 0 //DRV not necessary |
| 135 | /* fetch DRV */ |
| 136 | if (tbd_get_record (cpf_buf, tbd_class_drv, tbd_format_any, |
| 137 | &drv_blob.data, &drv_blob.size) != tbd_err_none) { |
| 138 | XCAM_LOG_ERROR ("CPF parse DRV record failed."); |
| 139 | return FALSE; |
| 140 | } |
| 141 | #endif |
| 142 | |
| 143 | |
| 144 | /* fetch HAL */ |
| 145 | if (hal_cpf) { |
| 146 | if (tbd_get_record (cpf_buf, tbd_class_hal, tbd_format_any, |
| 147 | (void**)&blob, (size_t*)&blob_size) != tbd_err_none) { |
| 148 | XCAM_LOG_WARNING ("CPF doesn't have HAL record."); |
| 149 | // ignore HAL, not necessary |
| 150 | } else if (blob && blob_size > 0) { |
| 151 | hal_cpf->data = (uint8_t*) malloc (blob_size); |
| 152 | hal_cpf->size = blob_size; |
| 153 | memcpy (hal_cpf->data, blob, blob_size); |
| 154 | } |
| 155 | } |
| 156 | |
| 157 | xcam_free (cpf_buf); |
| 158 | return TRUE; |
| 159 | |
| 160 | free_buf: |
| 161 | xcam_free (cpf_buf); |
| 162 | return FALSE; |
| 163 | |
| 164 | } |