From bb5e477926b1aa1732c862b34e3b515406b18bc5 Mon Sep 17 00:00:00 2001 From: midipix Date: Wed, 26 Oct 2016 20:59:01 -0400 Subject: amgc_map_input(): added error trace support. --- include/apimagic/apimagic.h | 2 +- src/driver/amgc_unit_ctx.c | 2 +- src/logic/amgc_map_input.c | 18 +++++++++++------- 3 files changed, 13 insertions(+), 9 deletions(-) diff --git a/include/apimagic/apimagic.h b/include/apimagic/apimagic.h index 1d51bd9..462c2f1 100644 --- a/include/apimagic/apimagic.h +++ b/include/apimagic/apimagic.h @@ -201,7 +201,7 @@ amgc_api void amgc_free_driver_ctx (struct amgc_driver_ctx *); amgc_api int amgc_get_unit_ctx (const struct amgc_driver_ctx *, const char * path, struct amgc_unit_ctx **); amgc_api void amgc_free_unit_ctx (struct amgc_unit_ctx *); -amgc_api int amgc_map_input (int fd, const char * path, int prot, struct amgc_input *); +amgc_api int amgc_map_input (const struct amgc_driver_ctx *, int fd, const char * path, int prot, struct amgc_input *); amgc_api int amgc_unmap_input (struct amgc_input *); /* driver helper api */ diff --git a/src/driver/amgc_unit_ctx.c b/src/driver/amgc_unit_ctx.c index 7e265c0..54824e1 100644 --- a/src/driver/amgc_unit_ctx.c +++ b/src/driver/amgc_unit_ctx.c @@ -132,7 +132,7 @@ int amgc_get_unit_ctx( else ctx->ccunit.input = ftmp; - if (amgc_map_input(fd,path,PROT_READ,&ctx->map)) + if (amgc_map_input(dctx,fd,path,PROT_READ,&ctx->map)) return amgc_free_unit_ctx_impl(ctx,-1); if (fd > 0) diff --git a/src/logic/amgc_map_input.c b/src/logic/amgc_map_input.c index 5d2f08d..b4e07ea 100644 --- a/src/logic/amgc_map_input.c +++ b/src/logic/amgc_map_input.c @@ -13,12 +13,14 @@ #include #include +#include "apimagic_errinfo_impl.h" int amgc_map_input( - int fd, - const char * path, - int prot, - struct amgc_input * map) + const struct amgc_driver_ctx * dctx, + int fd, + const char * path, + int prot, + struct amgc_input * map) { struct stat st; bool fnew; @@ -28,13 +30,13 @@ int amgc_map_input( fd = open(path,O_RDONLY | O_CLOEXEC); if (fd < 0) - return -1; + return AMGC_SYSTEM_ERROR(dctx); if ((ret = fstat(fd,&st) < 0) && fnew) close(fd); if (ret < 0) - return -1; + return AMGC_SYSTEM_ERROR(dctx); map->size = st.st_size; map->addr = mmap(0,map->size,prot,MAP_PRIVATE,fd,0); @@ -42,7 +44,9 @@ int amgc_map_input( if (fnew) close(fd); - return (map->addr == MAP_FAILED) ? -1 : 0; + return (map->addr == MAP_FAILED) + ? AMGC_SYSTEM_ERROR(dctx) + : 0; } int amgc_unmap_input(struct amgc_input * map) -- cgit v1.2.3